Merge pull request 'Enhance BaseCmdlet class with additional async methods and improve documentation for cmdlet functionality' (#8) from develop into main

Reviewed-on: #8

.gitea/workflows/ci.yaml

@@ -0,0 +1,124 @@
+name: CI/CD Pipeline
+
+on:
+  push:
+    branches:
+      - main
+      - master
+      - develop
+    tags:
+      - 'v*'
+  pull_request:
+    branches:
+      - main
+      - master
+
+jobs:
+  build:
+    name: Build and Test
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup .NET SDK
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: '8.0.x'
+
+      - name: Restore class library
+        run: dotnet restore classlib/classlib.csproj
+
+      - name: Restore test project
+        run: dotnet restore classlib.tests/classlib.tests.csproj
+
+      - name: Build class library
+        run: dotnet build classlib/classlib.csproj --configuration Release --no-restore
+
+      - name: Build test project
+        run: dotnet build classlib.tests/classlib.tests.csproj --configuration Release --no-restore
+
+      - name: Run tests
+        run: dotnet test classlib.tests/classlib.tests.csproj --configuration Release --no-build --verbosity normal --logger "trx;LogFileName=test-results.trx" --collect:"XPlat Code Coverage"
+
+      - name: Upload test results
+        uses: actions/upload-artifact@v3
+        if: always()
+        with:
+          name: test-results
+          path: classlib.tests/TestResults/
+          retention-days: 30
+
+  package:
+    name: Package Module
+    runs-on: ubuntu-latest
+    needs: build
+    if: github.event_name == 'push' && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/master' || startsWith(github.ref, 'refs/tags/v'))
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup .NET SDK
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: '8.0.x'
+
+      - name: Build Release
+        run: dotnet build classlib/classlib.csproj --configuration Release
+
+      - name: Create module package
+        run: |
+          mkdir -p output/ps.ipam
+          
+          # Copy compiled DLL
+          cp classlib/bin/Release/netstandard2.1/ps.ipam.dll output/ps.ipam/
+          
+          # Copy module manifest and related files
+          cp ps.ipam.psd1 output/ps.ipam/
+          cp ps.ipam.psm1 output/ps.ipam/
+          cp LICENSE output/ps.ipam/
+          cp README.md output/ps.ipam/
+          
+          # Copy types directory
+          cp -r types output/ps.ipam/
+          
+          # Copy functions directory
+          cp -r functions output/ps.ipam/
+          
+          # Copy images directory
+          cp -r images output/ps.ipam/
+
+      - name: Upload module artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: ps.ipam-module
+          path: output/ps.ipam/
+          retention-days: 90
+
+  release:
+    name: Create Release
+    runs-on: ubuntu-latest
+    needs: package
+    if: startsWith(github.ref, 'refs/tags/v')
+    steps:
+      - name: Download module artifact
+        uses: actions/download-artifact@v3
+        with:
+          name: ps.ipam-module
+          path: ps.ipam
+
+      - name: Create release archive
+        run: |
+          zip -r ps.ipam-${{ github.ref_name }}.zip ps.ipam/
+          tar -czvf ps.ipam-${{ github.ref_name }}.tar.gz ps.ipam/
+
+      - name: Create Gitea Release
+        uses: actions/gitea-release-action@v1
+        with:
+          token: ${{ secrets.TOKEN }}
+          files: |
+            ps.ipam-${{ github.ref_name }}.zip
+            ps.ipam-${{ github.ref_name }}.tar.gz
+          title: Release ${{ github.ref_name }}
+          draft: false
+          prerelease: ${{ contains(github.ref_name, '-') }}

classlib.tests/Cmdlets/GetAddressCmdletTests.cs

@@ -0,0 +1,330 @@
+namespace PS.IPAM.Tests.Cmdlets;
+
+using System.Net;
+using FluentAssertions;
+using PS.IPAM;
+using PS.IPAM.Cmdlets;
+using PS.IPAM.Helpers;
+using PS.IPAM.Tests.Mocks;
+using Xunit;
+
+/// <summary>
+/// Tests for the GetAddressCmdlet.
+/// Note: Full cmdlet testing with parameter sets requires a PowerShell runspace.
+/// These tests focus on verifying the cmdlet structure and the underlying RequestHelper functionality.
+/// </summary>
+[Collection("Sequential")]
+public class GetAddressCmdletTests : IDisposable
+{
+    private MockHttpMessageHandler? _mockHandler;
+
+    public GetAddressCmdletTests()
+    {
+        // Clean state before each test
+        SessionManager.CloseSession();
+        RequestHelper.TestHttpHandler = null;
+    }
+
+    public void Dispose()
+    {
+        // Clean up after each test
+        SessionManager.CloseSession();
+        RequestHelper.TestHttpHandler = null;
+        _mockHandler?.ForceDispose();
+    }
+
+    private void SetupSession()
+    {
+        SessionManager.CreateSessionWithToken("https://ipam.example.com", "testapp", "test-token");
+    }
+
+    private MockHttpMessageHandler SetupMockHandler()
+    {
+        _mockHandler = new MockHttpMessageHandler();
+        RequestHelper.TestHttpHandler = _mockHandler;
+        return _mockHandler;
+    }
+
+    [Fact]
+    public void GetAddressCmdlet_Exists()
+    {
+        // Verify the cmdlet class exists and can be instantiated
+        var cmdlet = new GetAddressCmdlet();
+        cmdlet.Should().NotBeNull();
+    }
+
+    [Fact]
+    public void GetAddressCmdlet_IdProperty_Exists()
+    {
+        var cmdlet = new GetAddressCmdlet();
+        cmdlet.Id = 42;
+        cmdlet.Id.Should().Be(42);
+    }
+
+    [Fact]
+    public void GetAddressCmdlet_IPProperty_Exists()
+    {
+        var cmdlet = new GetAddressCmdlet();
+        cmdlet.IP = IPAddress.Parse("192.168.1.100");
+        cmdlet.IP.Should().Be(IPAddress.Parse("192.168.1.100"));
+    }
+
+    [Fact]
+    public void GetAddressCmdlet_HostNameProperty_Exists()
+    {
+        var cmdlet = new GetAddressCmdlet();
+        cmdlet.HostName = "server01.example.com";
+        cmdlet.HostName.Should().Be("server01.example.com");
+    }
+
+    [Fact]
+    public void GetAddressCmdlet_HostBaseProperty_Exists()
+    {
+        var cmdlet = new GetAddressCmdlet();
+        cmdlet.HostBase = "server";
+        cmdlet.HostBase.Should().Be("server");
+    }
+
+    [Fact]
+    public void GetAddressCmdlet_TagIdProperty_Exists()
+    {
+        var cmdlet = new GetAddressCmdlet();
+        cmdlet.TagId = 2;
+        cmdlet.TagId.Should().Be(2);
+    }
+
+    [Fact]
+    public void GetAddressCmdlet_SubnetIdProperty_Exists()
+    {
+        var cmdlet = new GetAddressCmdlet();
+        cmdlet.SubnetId = 10;
+        cmdlet.SubnetId.Should().Be(10);
+    }
+
+    [Fact]
+    public void GetAddressCmdlet_SubnetCIDRProperty_Exists()
+    {
+        var cmdlet = new GetAddressCmdlet();
+        cmdlet.SubnetCIDR = "192.168.1.0/24";
+        cmdlet.SubnetCIDR.Should().Be("192.168.1.0/24");
+    }
+
+    [Fact]
+    public void GetAddressCmdlet_InheritsFromBaseCmdlet()
+    {
+        var cmdlet = new GetAddressCmdlet();
+        cmdlet.Should().BeAssignableTo<BaseCmdlet>();
+    }
+
+    // Test the underlying RequestHelper functionality that the cmdlet uses
+
+    [Fact]
+    public async Task RequestHelper_GetAddressById_ReturnsAddress()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        var addressJson = @"{
+            ""id"": 1,
+            ""subnetId"": 10,
+            ""ip"": ""192.168.1.100"",
+            ""hostname"": ""server01"",
+            ""description"": ""Test server""
+        }";
+        handler.WithSuccessResponse(addressJson);
+
+        // Act
+        var result = await RequestHelper.InvokeRequest(
+            "GET",
+            ApiController.Addresses,
+            ModelType.Address,
+            null,
+            null,
+            new[] { "1" }
+        );
+
+        // Assert
+        result.Should().BeOfType<Address>();
+        var address = (Address)result!;
+        address.Id.Should().Be(1);
+        address.Ip.Should().Be("192.168.1.100");
+        address.Hostname.Should().Be("server01");
+    }
+
+    [Fact]
+    public async Task RequestHelper_GetAddressById_BuildsCorrectUri()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse(@"{""id"": 42, ""ip"": ""10.0.0.1""}");
+
+        // Act
+        await RequestHelper.InvokeRequest(
+            "GET",
+            ApiController.Addresses,
+            ModelType.Address,
+            null,
+            null,
+            new[] { "42" }
+        );
+
+        // Assert
+        handler.LastRequest!.RequestUri!.ToString().Should().Contain("/addresses/42/");
+    }
+
+    [Fact]
+    public async Task RequestHelper_SearchByIP_BuildsCorrectUri()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse(@"{""id"": 1, ""ip"": ""192.168.1.50""}");
+
+        // Act
+        await RequestHelper.InvokeRequest(
+            "GET",
+            ApiController.Addresses,
+            ModelType.Address,
+            null,
+            null,
+            new[] { "search", "192.168.1.50" }
+        );
+
+        // Assert
+        handler.LastRequest!.RequestUri!.ToString().Should().Contain("/addresses/search/192.168.1.50/");
+    }
+
+    [Fact]
+    public async Task RequestHelper_SearchByHostname_BuildsCorrectUri()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse(@"{""id"": 1, ""ip"": ""10.0.0.5"", ""hostname"": ""myserver.example.com""}");
+
+        // Act
+        await RequestHelper.InvokeRequest(
+            "GET",
+            ApiController.Addresses,
+            ModelType.Address,
+            null,
+            null,
+            new[] { "search_hostname", "myserver.example.com" }
+        );
+
+        // Assert
+        handler.LastRequest!.RequestUri!.ToString().Should().Contain("/addresses/search_hostname/myserver.example.com/");
+    }
+
+    [Fact]
+    public async Task RequestHelper_GetSubnetAddresses_BuildsCorrectUri()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse(@"[{""id"": 1, ""ip"": ""192.168.1.1""}]");
+
+        // Act
+        await RequestHelper.InvokeRequest(
+            "GET",
+            ApiController.Subnets,
+            ModelType.Address,
+            null,
+            null,
+            new[] { "10", "addresses" }
+        );
+
+        // Assert
+        handler.LastRequest!.RequestUri!.ToString().Should().Contain("/subnets/10/addresses/");
+    }
+
+    [Fact]
+    public async Task RequestHelper_GetAddressesByTag_BuildsCorrectUri()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse(@"[{""id"": 1, ""ip"": ""10.0.0.1"", ""tag"": 2}]");
+
+        // Act
+        await RequestHelper.InvokeRequest(
+            "GET",
+            ApiController.Addresses,
+            ModelType.Address,
+            null,
+            null,
+            new[] { "tags", "2", "addresses" }
+        );
+
+        // Assert
+        handler.LastRequest!.RequestUri!.ToString().Should().Contain("/addresses/tags/2/addresses/");
+    }
+
+    [Fact]
+    public async Task RequestHelper_ReturnsMultipleAddresses()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse(@"[
+            {""id"": 1, ""ip"": ""192.168.1.1""},
+            {""id"": 2, ""ip"": ""192.168.1.2""},
+            {""id"": 3, ""ip"": ""192.168.1.3""}
+        ]");
+
+        // Act
+        var result = await RequestHelper.InvokeRequest(
+            "GET",
+            ApiController.Subnets,
+            ModelType.Address,
+            null,
+            null,
+            new[] { "10", "addresses" }
+        );
+
+        // Assert
+        result.Should().BeAssignableTo<System.Collections.IEnumerable>();
+        var addresses = ((System.Collections.IEnumerable)result!).Cast<object>().ToList();
+        addresses.Should().HaveCount(3);
+        addresses.Should().AllBeOfType<Address>();
+    }
+
+    [Fact]
+    public async Task RequestHelper_With404Response_ReturnsNull()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithNotFoundResponse();
+
+        // Act
+        var result = await RequestHelper.InvokeRequest(
+            "GET",
+            ApiController.Addresses,
+            ModelType.Address,
+            null,
+            null,
+            new[] { "999" }
+        );
+
+        // Assert
+        result.Should().BeNull();
+    }
+
+    [Fact]
+    public async Task RequestHelper_WithNoSession_ThrowsException()
+    {
+        // Arrange - no session set up
+
+        // Act
+        var action = async () => await RequestHelper.InvokeRequest(
+            "GET",
+            ApiController.Addresses,
+            ModelType.Address
+        );
+
+        // Assert
+        await action.Should().ThrowAsync<InvalidOperationException>().WithMessage("No session available!");
+    }
+}

classlib.tests/Cmdlets/NewSessionCmdletTests.cs

@@ -0,0 +1,110 @@
+namespace PS.IPAM.Tests.Cmdlets;
+
+using FluentAssertions;
+using PS.IPAM;
+using PS.IPAM.Cmdlets;
+using PS.IPAM.Helpers;
+using Xunit;
+
+/// <summary>
+/// Tests for the NewSessionCmdlet.
+/// Note: Full cmdlet testing with parameter sets requires a PowerShell runspace.
+/// These tests focus on verifying the cmdlet structure and basic functionality.
+/// </summary>
+[Collection("Sequential")]
+public class NewSessionCmdletTests : IDisposable
+{
+    public NewSessionCmdletTests()
+    {
+        // Clean state before each test
+        SessionManager.CloseSession();
+    }
+
+    public void Dispose()
+    {
+        // Clean up after each test
+        SessionManager.CloseSession();
+    }
+
+    [Fact]
+    public void NewSessionCmdlet_Exists()
+    {
+        // Verify the cmdlet class exists and can be instantiated
+        var cmdlet = new NewSessionCmdlet();
+        cmdlet.Should().NotBeNull();
+    }
+
+    [Fact]
+    public void NewSessionCmdlet_URLProperty_Exists()
+    {
+        var cmdlet = new NewSessionCmdlet();
+        cmdlet.URL = "https://ipam.example.com";
+        cmdlet.URL.Should().Be("https://ipam.example.com");
+    }
+
+    [Fact]
+    public void NewSessionCmdlet_AppIDProperty_Exists()
+    {
+        var cmdlet = new NewSessionCmdlet();
+        cmdlet.AppID = "testapp";
+        cmdlet.AppID.Should().Be("testapp");
+    }
+
+    [Fact]
+    public void NewSessionCmdlet_TokenProperty_Exists()
+    {
+        var cmdlet = new NewSessionCmdlet();
+        cmdlet.Token = "my-api-token";
+        cmdlet.Token.Should().Be("my-api-token");
+    }
+
+    [Fact]
+    public void NewSessionCmdlet_CredentialsProperty_Exists()
+    {
+        var cmdlet = new NewSessionCmdlet();
+        cmdlet.Credentials = null;
+        cmdlet.Credentials.Should().BeNull();
+    }
+
+    [Fact]
+    public void NewSessionCmdlet_IgnoreSSLProperty_Exists()
+    {
+        var cmdlet = new NewSessionCmdlet();
+        // SwitchParameter defaults to false
+        cmdlet.IgnoreSSL.IsPresent.Should().BeFalse();
+        // Setting it to true
+        var switchParam = new System.Management.Automation.SwitchParameter(true);
+        cmdlet.IgnoreSSL = switchParam;
+        // Note: SwitchParameter is a struct, so getting the value back may not work as expected
+        // Just verify the property exists and can be set
+    }
+
+    [Fact]
+    public void SessionManager_CreateSessionWithToken_WorksCorrectly()
+    {
+        // This tests the underlying functionality that the cmdlet uses
+        var session = SessionManager.CreateSessionWithToken(
+            "https://ipam.example.com",
+            "testapp",
+            "my-api-token"
+        );
+
+        session.Should().NotBeNull();
+        session.URL.Should().Be("https://ipam.example.com");
+        session.AppID.Should().Be("testapp");
+        session.Token.Should().Be("my-api-token");
+        session.AuthType.Should().Be(AuthType.Token);
+        session.Expires.Should().BeNull();
+        session.Credentials.Should().BeNull();
+
+        // Verify it was set as current session
+        SessionManager.CurrentSession.Should().BeSameAs(session);
+    }
+
+    [Fact]
+    public void NewSessionCmdlet_InheritsFromBaseCmdlet()
+    {
+        var cmdlet = new NewSessionCmdlet();
+        cmdlet.Should().BeAssignableTo<BaseCmdlet>();
+    }
+}

classlib.tests/Helpers/RequestHelperTests.cs

@@ -0,0 +1,503 @@
+namespace PS.IPAM.Tests.Helpers;
+
+using System.Net;
+using FluentAssertions;
+using PS.IPAM;
+using PS.IPAM.Helpers;
+using PS.IPAM.Tests.Mocks;
+using Xunit;
+
+[Collection("Sequential")]
+public class RequestHelperTests : IDisposable
+{
+    private MockHttpMessageHandler? _mockHandler;
+
+    public RequestHelperTests()
+    {
+        // Clean state before each test
+        SessionManager.CloseSession();
+        RequestHelper.TestHttpHandler = null;
+    }
+
+    public void Dispose()
+    {
+        // Clean up after each test
+        SessionManager.CloseSession();
+        RequestHelper.TestHttpHandler = null;
+        _mockHandler?.ForceDispose();
+    }
+
+    private void SetupSession(AuthType authType = AuthType.Token)
+    {
+        if (authType == AuthType.Token)
+        {
+            SessionManager.CreateSessionWithToken("https://ipam.example.com", "testapp", "test-token");
+        }
+        else
+        {
+            // For credentials auth, we need to set up a session manually with future expiry
+            var session = new Session(
+                AuthType.Credentials,
+                "cred-token",
+                "testapp",
+                "https://ipam.example.com",
+                DateTime.Now.AddHours(1),
+                null
+            );
+            SessionManager.CurrentSession = session;
+        }
+    }
+
+    private MockHttpMessageHandler SetupMockHandler()
+    {
+        _mockHandler = new MockHttpMessageHandler();
+        RequestHelper.TestHttpHandler = _mockHandler;
+        return _mockHandler;
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithNoSession_ThrowsException()
+    {
+        // Arrange - no session set up
+
+        // Act
+        var action = async () => await RequestHelper.InvokeRequest("GET", ApiController.Addresses);
+
+        // Assert
+        await action.Should().ThrowAsync<InvalidOperationException>().WithMessage("No session available!");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithValidSession_BuildsCorrectUri()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse("{\"id\":1,\"ip\":\"192.168.1.1\"}");
+
+        // Act
+        await RequestHelper.InvokeRequest("GET", ApiController.Addresses, ModelType.Address, null, null, new[] { "1" });
+
+        // Assert
+        handler.LastRequest.Should().NotBeNull();
+        handler.LastRequest!.RequestUri!.ToString().Should().Be("https://ipam.example.com/api/testapp/addresses/1/");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithSubController_BuildsCorrectUri()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse("[]");
+
+        // Act
+        await RequestHelper.InvokeRequest("GET", ApiController.Subnets, null, ApiSubController.Tags, null, new[] { "1" });
+
+        // Assert
+        handler.LastRequest!.RequestUri!.ToString().Should().Contain("/subnets/tags/1/");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithTokenAuth_AddsPhpipamTokenHeader()
+    {
+        // Arrange
+        SetupSession(AuthType.Token);
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse("{}");
+
+        // Act
+        await RequestHelper.InvokeRequest("GET", ApiController.Addresses);
+
+        // Assert
+        handler.GetLastRequestHeader("phpipam-token").Should().Be("test-token");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithCredentialsAuth_AddsTokenHeader()
+    {
+        // Arrange
+        SetupSession(AuthType.Credentials);
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse("{}");
+
+        // Act
+        await RequestHelper.InvokeRequest("GET", ApiController.Addresses);
+
+        // Assert
+        handler.GetLastRequestHeader("token").Should().Be("cred-token");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_GetMethod_UsesHttpGet()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse("{}");
+
+        // Act
+        await RequestHelper.InvokeRequest("GET", ApiController.Addresses);
+
+        // Assert
+        handler.LastRequest!.Method.Should().Be(HttpMethod.Get);
+    }
+
+    [Fact]
+    public async Task InvokeRequest_PostMethod_UsesHttpPost()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse("{\"id\":1}");
+
+        // Act
+        await RequestHelper.InvokeRequest("POST", ApiController.Addresses, null, null, new { ip = "10.0.0.1" });
+
+        // Assert
+        handler.LastRequest!.Method.Should().Be(HttpMethod.Post);
+    }
+
+    [Fact]
+    public async Task InvokeRequest_PatchMethod_UsesHttpPatch()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse("{\"id\":1}");
+
+        // Act
+        await RequestHelper.InvokeRequest("PATCH", ApiController.Addresses, null, null, new { description = "updated" }, new[] { "1" });
+
+        // Assert
+        handler.LastRequest!.Method.Should().Be(new HttpMethod("PATCH"));
+    }
+
+    [Fact]
+    public async Task InvokeRequest_DeleteMethod_UsesHttpDelete()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse("{}");
+
+        // Act
+        await RequestHelper.InvokeRequest("DELETE", ApiController.Addresses, null, null, null, new[] { "1" });
+
+        // Assert
+        handler.LastRequest!.Method.Should().Be(HttpMethod.Delete);
+    }
+
+    [Fact]
+    public async Task InvokeRequest_With404Response_ReturnsNull()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithNotFoundResponse();
+
+        // Act
+        var result = await RequestHelper.InvokeRequest("GET", ApiController.Addresses, ModelType.Address, null, null, new[] { "999" });
+
+        // Assert
+        result.Should().BeNull();
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithErrorResponse_ThrowsHttpRequestException()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithErrorResponse(HttpStatusCode.InternalServerError, "Server error");
+
+        // Act
+        var action = async () => await RequestHelper.InvokeRequest("GET", ApiController.Addresses);
+
+        // Assert
+        await action.Should().ThrowAsync<HttpRequestException>();
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithAddressType_ReturnsAddressObject()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        var addressJson = @"{
+            ""id"": 1,
+            ""subnetId"": 10,
+            ""ip"": ""192.168.1.100"",
+            ""is_gateway"": false,
+            ""description"": ""Test server"",
+            ""hostname"": ""server01"",
+            ""mac"": ""00:11:22:33:44:55"",
+            ""owner"": ""admin"",
+            ""tag"": 2,
+            ""deviceId"": 0,
+            ""location"": """",
+            ""port"": """",
+            ""note"": """",
+            ""lastSeen"": null,
+            ""excludePing"": false,
+            ""PTRignore"": false,
+            ""PTR"": 0,
+            ""firewallAddressObject"": """",
+            ""editDate"": null,
+            ""customer_id"": 0
+        }";
+        handler.WithSuccessResponse(addressJson);
+
+        // Act
+        var result = await RequestHelper.InvokeRequest("GET", ApiController.Addresses, ModelType.Address, null, null, new[] { "1" });
+
+        // Assert
+        result.Should().BeOfType<Address>();
+        var address = (Address)result!;
+        address.Id.Should().Be(1);
+        address.Ip.Should().Be("192.168.1.100");
+        address.Hostname.Should().Be("server01");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithAddressArray_ReturnsListOfAddresses()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        var addressArrayJson = @"[
+            {""id"": 1, ""subnetId"": 10, ""ip"": ""192.168.1.1"", ""hostname"": ""host1""},
+            {""id"": 2, ""subnetId"": 10, ""ip"": ""192.168.1.2"", ""hostname"": ""host2""}
+        ]";
+        handler.WithSuccessResponse(addressArrayJson);
+
+        // Act
+        var result = await RequestHelper.InvokeRequest("GET", ApiController.Subnets, ModelType.Address, null, null, new[] { "10", "addresses" });
+
+        // Assert
+        result.Should().BeAssignableTo<IEnumerable<object>>();
+        var addresses = ((IEnumerable<object>)result!).ToList();
+        addresses.Should().HaveCount(2);
+        addresses[0].Should().BeOfType<Address>();
+        ((Address)addresses[0]).Ip.Should().Be("192.168.1.1");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithVlanType_ReturnsVlanObject()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        var vlanJson = @"{
+            ""vlanId"": 100,
+            ""domainId"": 1,
+            ""name"": ""Production"",
+            ""number"": 100,
+            ""description"": ""Production VLAN"",
+            ""editDate"": null,
+            ""customer_id"": 0
+        }";
+        handler.WithSuccessResponse(vlanJson);
+
+        // Act
+        var result = await RequestHelper.InvokeRequest("GET", ApiController.Vlan, ModelType.Vlan, null, null, new[] { "100" });
+
+        // Assert
+        result.Should().BeOfType<Vlan>();
+        var vlan = (Vlan)result!;
+        vlan.Name.Should().Be("Production");
+        vlan.Number.Should().Be(100);
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithSubnetworkType_ReturnsSubnetworkObject()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        var subnetJson = @"{
+            ""id"": 1,
+            ""subnet"": ""192.168.1.0"",
+            ""mask"": 24,
+            ""sectionId"": 1,
+            ""description"": ""Test subnet"",
+            ""linked_subnet"": """",
+            ""firewallAddressObject"": """",
+            ""vrfId"": 0,
+            ""masterSubnetId"": 0,
+            ""allowRequests"": false,
+            ""vlanId"": 100,
+            ""showName"": false,
+            ""deviceId"": 0,
+            ""permissions"": """",
+            ""pingSubnet"": false,
+            ""discoverSubnet"": false,
+            ""resolveDNS"": false,
+            ""DNSrecursive"": false,
+            ""DNSrecords"": false,
+            ""nameserverId"": 0,
+            ""scanAgent"": false,
+            ""isFolder"": false,
+            ""isFull"": false,
+            ""isPool"": false,
+            ""state"": 1,
+            ""threshold"": 0,
+            ""location"": 0,
+            ""editDate"": null,
+            ""lastScan"": null,
+            ""lastDiscovery"": null,
+            ""calculation"": {}
+        }";
+        handler.WithSuccessResponse(subnetJson);
+
+        // Act
+        var result = await RequestHelper.InvokeRequest("GET", ApiController.Subnets, ModelType.Subnetwork, null, null, new[] { "1" });
+
+        // Assert
+        result.Should().BeOfType<Subnetwork>();
+        var subnet = (Subnetwork)result!;
+        subnet.Subnet.Should().Be("192.168.1.0");
+        subnet.Mask.Should().Be(24);
+        subnet.CIDR.Should().Be("192.168.1.0/24");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithSectionType_ReturnsSectionObject()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        var sectionJson = @"{
+            ""id"": 1,
+            ""name"": ""Production"",
+            ""description"": ""Production section"",
+            ""masterSection"": 0,
+            ""permissions"": """",
+            ""strictMode"": false,
+            ""subnetOrdering"": ""default"",
+            ""order"": 1,
+            ""editDate"": null,
+            ""showSubnet"": true,
+            ""showVlan"": true,
+            ""showVRF"": false,
+            ""showSupernetOnly"": false,
+            ""DNS"": 0
+        }";
+        handler.WithSuccessResponse(sectionJson);
+
+        // Act
+        var result = await RequestHelper.InvokeRequest("GET", ApiController.Sections, ModelType.Section, null, null, new[] { "1" });
+
+        // Assert
+        result.Should().BeOfType<Section>();
+        var section = (Section)result!;
+        section.Name.Should().Be("Production");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithCustomFields_ParsesExtendedData()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        var addressJson = @"{
+            ""id"": 1,
+            ""subnetId"": 10,
+            ""ip"": ""192.168.1.100"",
+            ""hostname"": ""server01"",
+            ""custom_environment"": ""production"",
+            ""custom_owner"": ""team-a""
+        }";
+        handler.WithSuccessResponse(addressJson);
+
+        // Act
+        var result = await RequestHelper.InvokeRequest("GET", ApiController.Addresses, ModelType.Address, null, null, new[] { "1" });
+
+        // Assert
+        var address = (Address)result!;
+        address.ExtendedData.Should().NotBeNull();
+        var extendedData = address.ExtendedData!;
+        extendedData.Should().ContainKey("custom_environment");
+        extendedData.Should().ContainKey("custom_owner");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithNoType_ReturnsDynamicData()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse(@"{""some"": ""data""}");
+
+        // Act
+        var result = await RequestHelper.InvokeRequest("GET", ApiController.Tools);
+
+        // Assert
+        result.Should().NotBeNull();
+    }
+
+    [Fact]
+    public async Task InvokeRequest_PostWithParameters_SerializesJsonBody()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse(@"{""id"": 1}");
+
+        var parameters = new { ip = "10.0.0.1", subnetId = 5, description = "New address" };
+
+        // Act
+        await RequestHelper.InvokeRequest("POST", ApiController.Addresses, null, null, parameters);
+
+        // Assert
+        handler.LastRequest!.Content.Should().NotBeNull();
+        var content = await handler.LastRequest.Content!.ReadAsStringAsync();
+        content.Should().Contain("10.0.0.1");
+        content.Should().Contain("subnetId");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_SetsAcceptJsonHeader()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithSuccessResponse("{}");
+
+        // Act
+        await RequestHelper.InvokeRequest("GET", ApiController.Addresses);
+
+        // Assert
+        handler.LastRequest!.Headers.Accept.Should().Contain(h => h.MediaType == "application/json");
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithEmptyResponse_ReturnsNull()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithResponse(HttpStatusCode.OK, "", "application/json");
+
+        // Act
+        var result = await RequestHelper.InvokeRequest("GET", ApiController.Addresses);
+
+        // Assert
+        result.Should().BeNull();
+    }
+
+    [Fact]
+    public async Task InvokeRequest_WithNullDataInResponse_ReturnsNull()
+    {
+        // Arrange
+        SetupSession();
+        var handler = SetupMockHandler();
+        handler.WithJsonResponse(@"{""code"": 200, ""success"": true, ""data"": null}");
+
+        // Act
+        var result = await RequestHelper.InvokeRequest("GET", ApiController.Addresses, ModelType.Address);
+
+        // Assert
+        result.Should().BeNull();
+    }
+}

classlib.tests/Helpers/SessionManagerTests.cs

@@ -0,0 +1,193 @@
+namespace PS.IPAM.Tests.Helpers;
+
+using FluentAssertions;
+using PS.IPAM;
+using PS.IPAM.Helpers;
+using Xunit;
+
+[Collection("Sequential")]
+public class SessionManagerTests : IDisposable
+{
+    public SessionManagerTests()
+    {
+        // Ensure clean state before each test
+        SessionManager.CloseSession();
+    }
+
+    public void Dispose()
+    {
+        // Clean up after each test
+        SessionManager.CloseSession();
+    }
+
+    [Fact]
+    public void GetSessionStatus_WhenNoSession_ReturnsNoSession()
+    {
+        // Arrange
+        SessionManager.CurrentSession = null;
+
+        // Act
+        var result = SessionManager.GetSessionStatus();
+
+        // Assert
+        result.Should().Be(SessionStatus.NoSession);
+    }
+
+    [Fact]
+    public void GetSessionStatus_WhenSessionWithNullExpires_ReturnsValid()
+    {
+        // Arrange
+        var session = new Session(AuthType.Token, "test-token", "app", "https://test.com", null, null);
+        SessionManager.CurrentSession = session;
+
+        // Act
+        var result = SessionManager.GetSessionStatus();
+
+        // Assert
+        result.Should().Be(SessionStatus.Valid);
+    }
+
+    [Fact]
+    public void GetSessionStatus_WhenSessionNotExpired_ReturnsValid()
+    {
+        // Arrange
+        var futureExpiry = DateTime.Now.AddHours(1);
+        var session = new Session(AuthType.Credentials, "test-token", "app", "https://test.com", futureExpiry, null);
+        SessionManager.CurrentSession = session;
+
+        // Act
+        var result = SessionManager.GetSessionStatus();
+
+        // Assert
+        result.Should().Be(SessionStatus.Valid);
+    }
+
+    [Fact]
+    public void GetSessionStatus_WhenSessionExpired_ReturnsExpired()
+    {
+        // Arrange
+        var pastExpiry = DateTime.Now.AddHours(-1);
+        var session = new Session(AuthType.Credentials, "test-token", "app", "https://test.com", pastExpiry, null);
+        SessionManager.CurrentSession = session;
+
+        // Act
+        var result = SessionManager.GetSessionStatus();
+
+        // Assert
+        result.Should().Be(SessionStatus.Expired);
+    }
+
+    [Fact]
+    public void CreateSessionWithToken_CreatesValidSession()
+    {
+        // Arrange
+        var url = "https://ipam.example.com";
+        var appId = "myApp";
+        var token = "static-api-token";
+
+        // Act
+        var session = SessionManager.CreateSessionWithToken(url, appId, token);
+
+        // Assert
+        session.Should().NotBeNull();
+        session.URL.Should().Be(url);
+        session.AppID.Should().Be(appId);
+        session.Token.Should().Be(token);
+        session.AuthType.Should().Be(AuthType.Token);
+        session.Expires.Should().BeNull();
+        session.Credentials.Should().BeNull();
+    }
+
+    [Fact]
+    public void CreateSessionWithToken_SetsCurrentSession()
+    {
+        // Arrange
+        var url = "https://ipam.example.com";
+        var appId = "myApp";
+        var token = "api-token";
+
+        // Act
+        var session = SessionManager.CreateSessionWithToken(url, appId, token);
+
+        // Assert
+        SessionManager.CurrentSession.Should().BeSameAs(session);
+    }
+
+    [Fact]
+    public void CloseSession_ClearsCurrentSession()
+    {
+        // Arrange
+        SessionManager.CreateSessionWithToken("https://test.com", "app", "token");
+        SessionManager.CurrentSession.Should().NotBeNull();
+
+        // Act
+        SessionManager.CloseSession();
+
+        // Assert
+        SessionManager.CurrentSession.Should().BeNull();
+    }
+
+    [Fact]
+    public void CloseSession_WhenNoSession_DoesNotThrow()
+    {
+        // Arrange
+        SessionManager.CurrentSession = null;
+
+        // Act
+        var action = () => SessionManager.CloseSession();
+
+        // Assert
+        action.Should().NotThrow();
+    }
+
+    [Fact]
+    public void CurrentSession_CanBeSetDirectly()
+    {
+        // Arrange
+        var session = new Session(AuthType.Token, "token", "app", "https://test.com", null, null);
+
+        // Act
+        SessionManager.CurrentSession = session;
+
+        // Assert
+        SessionManager.CurrentSession.Should().BeSameAs(session);
+    }
+
+    [Fact]
+    public void CreateHttpClient_WithoutIgnoreSsl_ReturnsHttpClient()
+    {
+        // Act
+        using var client = SessionManager.CreateHttpClient(false);
+
+        // Assert
+        client.Should().NotBeNull();
+        client.Should().BeOfType<HttpClient>();
+    }
+
+    [Fact]
+    public void CreateHttpClient_WithIgnoreSsl_ReturnsHttpClient()
+    {
+        // Act
+        using var client = SessionManager.CreateHttpClient(true);
+
+        // Assert
+        client.Should().NotBeNull();
+        client.Should().BeOfType<HttpClient>();
+    }
+
+    [Fact]
+    public void CreateSessionWithToken_ReplacesExistingSession()
+    {
+        // Arrange
+        SessionManager.CreateSessionWithToken("https://old.com", "oldApp", "oldToken");
+
+        // Act
+        var newSession = SessionManager.CreateSessionWithToken("https://new.com", "newApp", "newToken");
+
+        // Assert
+        SessionManager.CurrentSession.Should().BeSameAs(newSession);
+        SessionManager.CurrentSession!.URL.Should().Be("https://new.com");
+        SessionManager.CurrentSession.AppID.Should().Be("newApp");
+        SessionManager.CurrentSession.Token.Should().Be("newToken");
+    }
+}

classlib.tests/Mocks/CmdletTestHelper.cs

@@ -0,0 +1,139 @@
+namespace PS.IPAM.Tests.Mocks;
+
+using System.Management.Automation;
+using System.Management.Automation.Host;
+using System.Reflection;
+
+/// <summary>
+/// Helper class for testing PowerShell cmdlets.
+/// </summary>
+public class CmdletTestHelper<T> : IDisposable where T : PSCmdlet, new()
+{
+    private readonly T _cmdlet;
+    private readonly List<object> _output = new();
+    private readonly List<ErrorRecord> _errors = new();
+    private bool _disposed;
+
+    public CmdletTestHelper()
+    {
+        _cmdlet = new T();
+    }
+
+    /// <summary>
+    /// Gets the cmdlet instance for setting parameters.
+    /// </summary>
+    public T Cmdlet => _cmdlet;
+
+    /// <summary>
+    /// Gets the output objects written by the cmdlet.
+    /// </summary>
+    public IReadOnlyList<object> Output => _output.AsReadOnly();
+
+    /// <summary>
+    /// Gets the errors written by the cmdlet.
+    /// </summary>
+    public IReadOnlyList<ErrorRecord> Errors => _errors.AsReadOnly();
+
+    /// <summary>
+    /// Gets whether any errors were written.
+    /// </summary>
+    public bool HasErrors => _errors.Count > 0;
+
+    /// <summary>
+    /// Invokes the cmdlet and captures output.
+    /// </summary>
+    public void Invoke()
+    {
+        // Use reflection to call the protected ProcessRecord method
+        var processMethod = typeof(T).GetMethod("ProcessRecord",
+            BindingFlags.NonPublic | BindingFlags.Instance);
+
+        if (processMethod == null)
+        {
+            throw new InvalidOperationException("ProcessRecord method not found on cmdlet.");
+        }
+
+        // Set up a mock command runtime to capture output
+        var runtime = new MockCommandRuntime(_output, _errors);
+        var runtimeProperty = typeof(Cmdlet).GetProperty("CommandRuntime",
+            BindingFlags.Public | BindingFlags.Instance);
+
+        runtimeProperty?.SetValue(_cmdlet, runtime);
+
+        // Invoke the method
+        try
+        {
+            processMethod.Invoke(_cmdlet, null);
+        }
+        catch (TargetInvocationException ex) when (ex.InnerException != null)
+        {
+            // Unwrap the exception
+            throw ex.InnerException;
+        }
+    }
+
+    public void Dispose()
+    {
+        if (!_disposed)
+        {
+            _disposed = true;
+        }
+    }
+}
+
+/// <summary>
+/// Mock implementation of ICommandRuntime for capturing cmdlet output.
+/// This is a minimal implementation that only handles the methods we need for testing.
+/// </summary>
+internal class MockCommandRuntime : ICommandRuntime
+{
+    private readonly List<object> _output;
+    private readonly List<ErrorRecord> _errors;
+
+    public MockCommandRuntime(List<object> output, List<ErrorRecord> errors)
+    {
+        _output = output;
+        _errors = errors;
+    }
+
+    public PSHost Host => null!;
+    public PSTransactionContext CurrentPSTransaction => null!;
+
+    public bool ShouldContinue(string query, string caption) => true;
+    public bool ShouldContinue(string query, string caption, ref bool yesToAll, ref bool noToAll) => true;
+    public bool ShouldProcess(string target) => true;
+    public bool ShouldProcess(string target, string action) => true;
+    public bool ShouldProcess(string verboseDescription, string verboseWarning, string caption) => true;
+    public bool ShouldProcess(string verboseDescription, string verboseWarning, string caption, out ShouldProcessReason shouldProcessReason)
+    {
+        shouldProcessReason = ShouldProcessReason.None;
+        return true;
+    }
+
+    public bool TransactionAvailable() => false;
+
+    public void ThrowTerminatingError(ErrorRecord errorRecord) => throw errorRecord.Exception;
+
+    public void WriteCommandDetail(string text) { }
+    public void WriteDebug(string text) { }
+    public void WriteError(ErrorRecord errorRecord) => _errors.Add(errorRecord);
+    public void WriteObject(object sendToPipeline) => _output.Add(sendToPipeline);
+    public void WriteObject(object sendToPipeline, bool enumerateCollection)
+    {
+        if (enumerateCollection && sendToPipeline is System.Collections.IEnumerable enumerable)
+        {
+            foreach (var item in enumerable)
+            {
+                _output.Add(item);
+            }
+        }
+        else
+        {
+            _output.Add(sendToPipeline);
+        }
+    }
+    public void WriteProgress(ProgressRecord progressRecord) { }
+    public void WriteProgress(long sourceId, ProgressRecord progressRecord) { }
+    public void WriteVerbose(string text) { }
+    public void WriteWarning(string text) { }
+}

classlib.tests/Mocks/MockHttpMessageHandler.cs

@@ -0,0 +1,172 @@
+namespace PS.IPAM.Tests.Mocks;
+
+using System.Net;
+
+/// <summary>
+/// A mock HTTP message handler for testing HTTP requests without making actual network calls.
+/// This handler does not dispose itself when the HttpClient is disposed, allowing reuse in tests.
+/// </summary>
+public class MockHttpMessageHandler : HttpMessageHandler
+{
+    private readonly Queue<MockResponse> _responses = new();
+    private readonly List<HttpRequestMessage> _requests = new();
+    private bool _disposed = false;
+
+    /// <summary>
+    /// Gets all requests that were sent through this handler.
+    /// </summary>
+    public IReadOnlyList<HttpRequestMessage> Requests => _requests.AsReadOnly();
+
+    /// <summary>
+    /// Gets the last request that was sent through this handler.
+    /// </summary>
+    public HttpRequestMessage? LastRequest => _requests.LastOrDefault();
+
+    /// <summary>
+    /// Queues a response to be returned for the next request.
+    /// </summary>
+    public MockHttpMessageHandler WithResponse(HttpStatusCode statusCode, string content, string contentType = "application/json")
+    {
+        _responses.Enqueue(new MockResponse(statusCode, content, contentType));
+        return this;
+    }
+
+    /// <summary>
+    /// Queues a successful JSON response.
+    /// </summary>
+    public MockHttpMessageHandler WithJsonResponse(string jsonContent)
+    {
+        return WithResponse(HttpStatusCode.OK, jsonContent, "application/json");
+    }
+
+    /// <summary>
+    /// Queues a successful response with phpIPAM-style wrapper.
+    /// </summary>
+    public MockHttpMessageHandler WithSuccessResponse(string dataJson)
+    {
+        var response = $"{{\"code\":200,\"success\":true,\"data\":{dataJson}}}";
+        return WithJsonResponse(response);
+    }
+
+    /// <summary>
+    /// Queues a 404 Not Found response.
+    /// </summary>
+    public MockHttpMessageHandler WithNotFoundResponse()
+    {
+        return WithResponse(HttpStatusCode.NotFound, "{\"code\":404,\"success\":false,\"message\":\"Not found\"}", "application/json");
+    }
+
+    /// <summary>
+    /// Queues an error response.
+    /// </summary>
+    public MockHttpMessageHandler WithErrorResponse(HttpStatusCode statusCode, string message)
+    {
+        var response = $"{{\"code\":{(int)statusCode},\"success\":false,\"message\":\"{message}\"}}";
+        return WithResponse(statusCode, response, "application/json");
+    }
+
+    /// <summary>
+    /// Queues an exception to be thrown on the next request.
+    /// </summary>
+    public MockHttpMessageHandler WithException(Exception exception)
+    {
+        _responses.Enqueue(new MockResponse(exception));
+        return this;
+    }
+
+    protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
+    {
+        if (_disposed)
+        {
+            throw new ObjectDisposedException(nameof(MockHttpMessageHandler));
+        }
+
+        _requests.Add(request);
+
+        if (_responses.Count == 0)
+        {
+            throw new InvalidOperationException("No mock response configured. Call WithResponse() before making requests.");
+        }
+
+        var mockResponse = _responses.Dequeue();
+
+        if (mockResponse.Exception != null)
+        {
+            throw mockResponse.Exception;
+        }
+
+        var response = new HttpResponseMessage(mockResponse.StatusCode)
+        {
+            Content = new StringContent(mockResponse.Content, System.Text.Encoding.UTF8, mockResponse.ContentType),
+            RequestMessage = request
+        };
+
+        return Task.FromResult(response);
+    }
+
+    protected override void Dispose(bool disposing)
+    {
+        // Don't actually dispose - allow reuse in tests
+        // The test itself is responsible for cleanup
+    }
+
+    /// <summary>
+    /// Actually disposes the handler. Call this in test cleanup.
+    /// </summary>
+    public void ForceDispose()
+    {
+        _disposed = true;
+        base.Dispose(true);
+    }
+
+    /// <summary>
+    /// Verifies that a request was made to the expected URL.
+    /// </summary>
+    public bool WasRequestMadeTo(string urlContains)
+    {
+        return _requests.Any(r => r.RequestUri?.ToString().Contains(urlContains) == true);
+    }
+
+    /// <summary>
+    /// Verifies that a request with the expected method was made.
+    /// </summary>
+    public bool WasRequestMadeWithMethod(HttpMethod method)
+    {
+        return _requests.Any(r => r.Method == method);
+    }
+
+    /// <summary>
+    /// Gets the value of a header from the last request.
+    /// </summary>
+    public string? GetLastRequestHeader(string headerName)
+    {
+        if (LastRequest?.Headers.TryGetValues(headerName, out var values) == true)
+        {
+            return values.FirstOrDefault();
+        }
+        return null;
+    }
+
+    private class MockResponse
+    {
+        public HttpStatusCode StatusCode { get; }
+        public string Content { get; }
+        public string ContentType { get; }
+        public Exception? Exception { get; }
+
+        public MockResponse(HttpStatusCode statusCode, string content, string contentType)
+        {
+            StatusCode = statusCode;
+            Content = content;
+            ContentType = contentType;
+        }
+
+        public MockResponse(Exception exception)
+        {
+            Exception = exception;
+            StatusCode = HttpStatusCode.InternalServerError;
+            Content = string.Empty;
+            ContentType = string.Empty;
+        }
+    }
+}

classlib.tests/Models/AddressTests.cs

@@ -0,0 +1,136 @@
+namespace PS.IPAM.Tests.Models;
+
+using FluentAssertions;
+using PS.IPAM;
+using Xunit;
+
+public class AddressTests
+{
+    [Fact]
+    public void Constructor_SetsAllProperties()
+    {
+        // Arrange
+        var id = 1;
+        var subnetId = 10;
+        var ip = "192.168.1.100";
+        var isGateway = true;
+        var description = "Test server";
+        var hostname = "server01.example.com";
+        var mac = "00:11:22:33:44:55";
+        var owner = "admin";
+        var tagId = 2;
+        var deviceId = 5;
+        var location = "DC1";
+        var port = "eth0";
+        var note = "Production server";
+        var lastSeen = new DateTime(2026, 1, 15, 10, 30, 0);
+        var excludePing = false;
+        var ptrIgnore = true;
+        var ptr = 1;
+        var firewallObject = "FW_SERVER01";
+        var editDate = new DateTime(2026, 1, 10, 8, 0, 0);
+        var customerId = 100;
+        var extendedData = new Dictionary<string, object> { { "custom_field1", "value1" } };
+
+        // Act
+        var address = new Address(
+            id, subnetId, ip, isGateway, description, hostname, mac, owner,
+            tagId, deviceId, location, port, note, lastSeen, excludePing,
+            ptrIgnore, ptr, firewallObject, editDate, customerId, extendedData
+        );
+
+        // Assert
+        address.Id.Should().Be(id);
+        address.SubnetId.Should().Be(subnetId);
+        address.Ip.Should().Be(ip);
+        address.IsGateway.Should().Be(isGateway);
+        address.Description.Should().Be(description);
+        address.Hostname.Should().Be(hostname);
+        address.MAC.Should().Be(mac);
+        address.Owner.Should().Be(owner);
+        address.TagId.Should().Be(tagId);
+        address.DeviceId.Should().Be(deviceId);
+        address.Location.Should().Be(location);
+        address.Port.Should().Be(port);
+        address.Note.Should().Be(note);
+        address.LastSeen.Should().Be(lastSeen);
+        address.ExcludePing.Should().Be(excludePing);
+        address.PTRIgnore.Should().Be(ptrIgnore);
+        address.PTR.Should().Be(ptr);
+        address.FirewallAddressObject.Should().Be(firewallObject);
+        address.EditDate.Should().Be(editDate);
+        address.CustomerId.Should().Be(customerId);
+        address.ExtendedData.Should().BeEquivalentTo(extendedData);
+    }
+
+    [Fact]
+    public void Constructor_WithNullOptionalFields_SetsNullValues()
+    {
+        // Act
+        var address = new Address(
+            1, 10, "10.0.0.1", false, "", "", "", "",
+            0, 0, "", "", "", null, false,
+            false, 0, "", null, 0, null
+        );
+
+        // Assert
+        address.LastSeen.Should().BeNull();
+        address.EditDate.Should().BeNull();
+        address.ExtendedData.Should().BeNull();
+    }
+
+    [Fact]
+    public void ToString_ReturnsIpAddress()
+    {
+        // Arrange
+        var address = new Address(
+            1, 10, "192.168.1.50", false, "Test", "host.local", "", "",
+            0, 0, "", "", "", null, false,
+            false, 0, "", null, 0, null
+        );
+
+        // Act
+        var result = address.ToString();
+
+        // Assert
+        result.Should().Be("192.168.1.50");
+    }
+
+    [Theory]
+    [InlineData("10.0.0.1")]
+    [InlineData("172.16.0.100")]
+    [InlineData("192.168.255.255")]
+    [InlineData("2001:db8::1")]
+    public void ToString_ReturnsCorrectIp_ForVariousAddresses(string expectedIp)
+    {
+        // Arrange
+        var address = new Address(
+            1, 1, expectedIp, false, "", "", "", "",
+            0, 0, "", "", "", null, false,
+            false, 0, "", null, 0, null
+        );
+
+        // Act & Assert
+        address.ToString().Should().Be(expectedIp);
+    }
+
+    [Fact]
+    public void Record_Equality_WorksCorrectly()
+    {
+        // Arrange
+        var address1 = new Address(
+            1, 10, "192.168.1.1", false, "Test", "host", "", "",
+            0, 0, "", "", "", null, false,
+            false, 0, "", null, 0, null
+        );
+
+        var address2 = new Address(
+            1, 10, "192.168.1.1", false, "Test", "host", "", "",
+            0, 0, "", "", "", null, false,
+            false, 0, "", null, 0, null
+        );
+
+        // Assert
+        address1.Should().Be(address2);
+    }
+}

classlib.tests/Models/DomainTests.cs

@@ -0,0 +1,43 @@
+namespace PS.IPAM.Tests.Models;
+
+using FluentAssertions;
+using PS.IPAM;
+using Xunit;
+
+public class DomainTests
+{
+    [Fact]
+    public void Constructor_SetsAllProperties()
+    {
+        // Arrange
+        var id = 1;
+        var name = "Default";
+        var description = "Default L2 domain";
+        var sections = "1;2;3";
+
+        // Act
+        var domain = new Domain(id, name, description, sections);
+
+        // Assert
+        domain.Id.Should().Be(id);
+        domain.Name.Should().Be(name);
+        domain.Description.Should().Be(description);
+        domain.Sections.Should().Be(sections);
+    }
+
+    [Theory]
+    [InlineData("Default")]
+    [InlineData("Datacenter1")]
+    [InlineData("Branch_Office")]
+    public void ToString_ReturnsDomainName(string domainName)
+    {
+        // Arrange
+        var domain = new Domain(1, domainName, "", "");
+
+        // Act
+        var result = domain.ToString();
+
+        // Assert
+        result.Should().Be(domainName);
+    }
+}

classlib.tests/Models/NameserverTests.cs

@@ -0,0 +1,104 @@
+namespace PS.IPAM.Tests.Models;
+
+using FluentAssertions;
+using PS.IPAM;
+using Xunit;
+
+public class NameserverTests
+{
+    [Fact]
+    public void Constructor_SetsAllProperties()
+    {
+        // Arrange
+        var id = 1;
+        var name = "Google DNS";
+        var nameServers = "8.8.8.8;8.8.4.4";
+        var description = "Google Public DNS";
+        var permissions = "{\"3\":\"2\"}";
+        var editDate = new DateTime(2026, 1, 10);
+
+        // Act
+        var nameserver = new Nameserver(id, name, nameServers, description, permissions, editDate);
+
+        // Assert
+        nameserver.Id.Should().Be(id);
+        nameserver.Name.Should().Be(name);
+        nameserver.Description.Should().Be(description);
+        nameserver.Permissions.Should().Be(permissions);
+        nameserver.EditDate.Should().Be(editDate);
+    }
+
+    [Fact]
+    public void Constructor_ParsesNameservers_BySemicolon()
+    {
+        // Arrange
+        var nameServersString = "8.8.8.8;8.8.4.4;1.1.1.1";
+
+        // Act
+        var nameserver = new Nameserver(1, "Test", nameServersString, "", "", null);
+
+        // Assert
+        nameserver.NameServers.Should().HaveCount(3);
+        nameserver.NameServers.Should().ContainInOrder("8.8.8.8", "8.8.4.4", "1.1.1.1");
+    }
+
+    [Fact]
+    public void Constructor_WithSingleNameserver_ReturnsArrayWithOneElement()
+    {
+        // Arrange
+        var nameServersString = "8.8.8.8";
+
+        // Act
+        var nameserver = new Nameserver(1, "Test", nameServersString, "", "", null);
+
+        // Assert
+        nameserver.NameServers.Should().HaveCount(1);
+        nameserver.NameServers[0].Should().Be("8.8.8.8");
+    }
+
+    [Fact]
+    public void Constructor_WithEmptyNameservers_ReturnsEmptyArray()
+    {
+        // Arrange
+        var nameServersString = "";
+
+        // Act
+        var nameserver = new Nameserver(1, "Test", nameServersString, "", "", null);
+
+        // Assert - Empty entries are excluded
+        nameserver.NameServers.Should().BeEmpty();
+    }
+
+    [Fact]
+    public void Constructor_WithNullEditDate_SetsNull()
+    {
+        // Act
+        var nameserver = new Nameserver(1, "Test", "8.8.8.8", "", "", null);
+
+        // Assert
+        nameserver.EditDate.Should().BeNull();
+    }
+
+    [Fact]
+    public void Constructor_WithSemicolonOnlyString_ReturnsEmptyArray()
+    {
+        // Arrange - edge case with just semicolons
+        var nameServersString = ";;;";
+
+        // Act
+        var nameserver = new Nameserver(1, "Test", nameServersString, "", "", null);
+
+        // Assert
+        nameserver.NameServers.Should().BeEmpty();
+    }
+
+    [Fact]
+    public void ToString_ReturnsName()
+    {
+        // Arrange
+        var nameserver = new Nameserver(1, "Google DNS", "8.8.8.8", "", "", null);
+
+        // Act & Assert
+        nameserver.ToString().Should().Be("Google DNS");
+    }
+}

classlib.tests/Models/SectionTests.cs

@@ -0,0 +1,77 @@
+namespace PS.IPAM.Tests.Models;
+
+using FluentAssertions;
+using PS.IPAM;
+using Xunit;
+
+public class SectionTests
+{
+    [Fact]
+    public void Constructor_SetsAllProperties()
+    {
+        // Arrange
+        var id = 1;
+        var name = "Production";
+        var description = "Production networks section";
+        var masterSectionId = 0;
+        var permissions = "{\"3\":\"2\"}";
+        var strictMode = true;
+        var subnetOrdering = "subnet,asc";
+        var order = 1;
+        var editDate = new DateTime(2026, 1, 5);
+        var showSubnet = true;
+        var showVlan = true;
+        var showVRF = false;
+        var showSupernetOnly = false;
+        var dnsId = 1;
+
+        // Act
+        var section = new Section(
+            id, name, description, masterSectionId, permissions, strictMode,
+            subnetOrdering, order, editDate, showSubnet, showVlan, showVRF,
+            showSupernetOnly, dnsId
+        );
+
+        // Assert
+        section.Id.Should().Be(id);
+        section.Name.Should().Be(name);
+        section.Description.Should().Be(description);
+        section.MasterSectionId.Should().Be(masterSectionId);
+        section.Permissions.Should().Be(permissions);
+        section.StrictMode.Should().Be(strictMode);
+        section.SubnetOrdering.Should().Be(subnetOrdering);
+        section.Order.Should().Be(order);
+        section.EditDate.Should().Be(editDate);
+        section.ShowSubnet.Should().Be(showSubnet);
+        section.ShowVlan.Should().Be(showVlan);
+        section.ShowVRF.Should().Be(showVRF);
+        section.ShowSupernetOnly.Should().Be(showSupernetOnly);
+        section.DNSId.Should().Be(dnsId);
+    }
+
+    [Theory]
+    [InlineData("Production")]
+    [InlineData("Development")]
+    [InlineData("DMZ")]
+    public void ToString_ReturnsSectionName(string sectionName)
+    {
+        // Arrange
+        var section = new Section(1, sectionName, "", 0, "", false, "", 0, null, false, false, false, false, 0);
+
+        // Act
+        var result = section.ToString();
+
+        // Assert
+        result.Should().Be(sectionName);
+    }
+
+    [Fact]
+    public void Constructor_WithNullEditDate_SetsNull()
+    {
+        // Act
+        var section = new Section(1, "Test", "", 0, "", false, "", 0, null, false, false, false, false, 0);
+
+        // Assert
+        section.EditDate.Should().BeNull();
+    }
+}

classlib.tests/Models/SessionTests.cs

@@ -0,0 +1,90 @@
+namespace PS.IPAM.Tests.Models;
+
+using FluentAssertions;
+using PS.IPAM;
+using Xunit;
+
+public class SessionTests
+{
+    [Fact]
+    public void Constructor_WithCredentialsAuth_SetsAllProperties()
+    {
+        // Arrange
+        var authType = AuthType.Credentials;
+        var token = "test-token-123";
+        var appId = "myApp";
+        var url = "https://ipam.example.com";
+        var expires = new DateTime(2026, 12, 31, 23, 59, 59);
+        var credentials = new object(); // Mock credentials
+
+        // Act
+        var session = new Session(authType, token, appId, url, expires, credentials);
+
+        // Assert
+        session.AuthType.Should().Be(AuthType.Credentials);
+        session.Token.Should().Be(token);
+        session.AppID.Should().Be(appId);
+        session.URL.Should().Be(url);
+        session.Expires.Should().Be(expires);
+        session.Credentials.Should().BeSameAs(credentials);
+    }
+
+    [Fact]
+    public void Constructor_WithTokenAuth_SetsAllProperties()
+    {
+        // Arrange
+        var authType = AuthType.Token;
+        var token = "static-api-token";
+        var appId = "apiApp";
+        var url = "https://ipam.test.com";
+
+        // Act
+        var session = new Session(authType, token, appId, url, null, null);
+
+        // Assert
+        session.AuthType.Should().Be(AuthType.Token);
+        session.Token.Should().Be(token);
+        session.AppID.Should().Be(appId);
+        session.URL.Should().Be(url);
+        session.Expires.Should().BeNull();
+        session.Credentials.Should().BeNull();
+    }
+
+    [Fact]
+    public void Token_CanBeModified()
+    {
+        // Arrange
+        var session = new Session(AuthType.Credentials, "old-token", "app", "https://test.com", null, null);
+
+        // Act
+        session.Token = "new-token";
+
+        // Assert
+        session.Token.Should().Be("new-token");
+    }
+
+    [Fact]
+    public void Expires_CanBeModified()
+    {
+        // Arrange
+        var session = new Session(AuthType.Credentials, "token", "app", "https://test.com", null, null);
+        var newExpiry = new DateTime(2027, 1, 1);
+
+        // Act
+        session.Expires = newExpiry;
+
+        // Assert
+        session.Expires.Should().Be(newExpiry);
+    }
+
+    [Fact]
+    public void Record_Equality_WorksForSameValues()
+    {
+        // Arrange
+        var session1 = new Session(AuthType.Token, "token", "app", "https://test.com", null, null);
+        var session2 = new Session(AuthType.Token, "token", "app", "https://test.com", null, null);
+
+        // Assert - Records use value equality
+        session1.Should().Be(session2);
+    }
+}

classlib.tests/Models/SubnetworkTests.cs

@@ -0,0 +1,157 @@
+namespace PS.IPAM.Tests.Models;
+
+using FluentAssertions;
+using PS.IPAM;
+using Xunit;
+
+public class SubnetworkTests
+{
+    [Fact]
+    public void Constructor_SetsAllProperties()
+    {
+        // Arrange
+        var id = 1;
+        var subnet = "192.168.1.0";
+        var mask = 24;
+        var sectionId = 5;
+        var description = "Production network";
+        var linkedSubnet = "linked-123";
+        var firewallObject = "FW_PROD";
+        var vrfId = 2;
+        var masterSubnetId = 0;
+        var allowRequests = true;
+        var vlanId = 100;
+        var showName = true;
+        var deviceId = 10;
+        var permissions = "rw";
+        var pingSubnet = true;
+        var discoverSubnet = false;
+        var resolveDNS = true;
+        var dnsRecursive = false;
+        var dnsRecords = true;
+        var nameserverId = 3;
+        var scanAgent = false;
+        var isFolder = false;
+        var isFull = false;
+        var isPool = true;
+        var tagId = 1;
+        var threshold = 80;
+        var locationId = 4;
+        var editDate = new DateTime(2026, 1, 10);
+        var lastScan = new DateTime(2026, 1, 9);
+        var lastDiscovery = new DateTime(2026, 1, 8);
+        var calculation = new { maxhosts = 254 };
+        var customFields = new Dictionary<string, object> { { "custom_env", "prod" } };
+
+        // Act
+        var subnetwork = new Subnetwork(
+            id, subnet, mask, sectionId, description, linkedSubnet, firewallObject,
+            vrfId, masterSubnetId, allowRequests, vlanId, showName, deviceId,
+            permissions, pingSubnet, discoverSubnet, resolveDNS, dnsRecursive,
+            dnsRecords, nameserverId, scanAgent, isFolder, isFull, isPool,
+            tagId, threshold, locationId, editDate, lastScan, lastDiscovery,
+            calculation, customFields
+        );
+
+        // Assert
+        subnetwork.Id.Should().Be(id);
+        subnetwork.Subnet.Should().Be(subnet);
+        subnetwork.Mask.Should().Be(mask);
+        subnetwork.SectionId.Should().Be(sectionId);
+        subnetwork.Description.Should().Be(description);
+        subnetwork.LinkedSubnet.Should().Be(linkedSubnet);
+        subnetwork.FirewallAddressObject.Should().Be(firewallObject);
+        subnetwork.VrfId.Should().Be(vrfId);
+        subnetwork.MasterSubnetId.Should().Be(masterSubnetId);
+        subnetwork.AllowRequests.Should().Be(allowRequests);
+        subnetwork.VlanId.Should().Be(vlanId);
+        subnetwork.ShowName.Should().Be(showName);
+        subnetwork.DeviceId.Should().Be(deviceId);
+        subnetwork.Permissions.Should().Be(permissions);
+        subnetwork.PingSubnet.Should().Be(pingSubnet);
+        subnetwork.DiscoverSubnet.Should().Be(discoverSubnet);
+        subnetwork.ResolveDNS.Should().Be(resolveDNS);
+        subnetwork.DNSRecursive.Should().Be(dnsRecursive);
+        subnetwork.DNSRecords.Should().Be(dnsRecords);
+        subnetwork.NameserverId.Should().Be(nameserverId);
+        subnetwork.ScanAgent.Should().Be(scanAgent);
+        subnetwork.IsFolder.Should().Be(isFolder);
+        subnetwork.IsFull.Should().Be(isFull);
+        subnetwork.IsPool.Should().Be(isPool);
+        subnetwork.TagId.Should().Be(tagId);
+        subnetwork.Threshold.Should().Be(threshold);
+        subnetwork.LocationId.Should().Be(locationId);
+        subnetwork.EditDate.Should().Be(editDate);
+        subnetwork.LastScan.Should().Be(lastScan);
+        subnetwork.LastDiscovery.Should().Be(lastDiscovery);
+        subnetwork.Calculation.Should().BeEquivalentTo(calculation);
+        subnetwork.ExtendedData.Should().BeEquivalentTo(customFields);
+    }
+
+    [Theory]
+    [InlineData("192.168.1.0", 24, "192.168.1.0/24")]
+    [InlineData("10.0.0.0", 8, "10.0.0.0/8")]
+    [InlineData("172.16.0.0", 16, "172.16.0.0/16")]
+    [InlineData("192.168.100.0", 30, "192.168.100.0/30")]
+    public void CIDR_ReturnsCidrNotation(string subnet, int mask, string expectedCidr)
+    {
+        // Arrange
+        var subnetwork = CreateSubnetwork(subnet, mask);
+
+        // Act
+        var result = subnetwork.CIDR;
+
+        // Assert
+        result.Should().Be(expectedCidr);
+    }
+
+    [Fact]
+    public void ToString_ReturnsCidrNotation()
+    {
+        // Arrange
+        var subnetwork = CreateSubnetwork("10.10.0.0", 16);
+
+        // Act
+        var result = subnetwork.ToString();
+
+        // Assert
+        result.Should().Be("10.10.0.0/16");
+    }
+
+    [Fact]
+    public void ToString_EqualsCIDRProperty()
+    {
+        // Arrange
+        var subnetwork = CreateSubnetwork("172.20.0.0", 12);
+
+        // Act & Assert
+        subnetwork.ToString().Should().Be(subnetwork.CIDR);
+    }
+
+    [Fact]
+    public void Record_Equality_WorksCorrectly()
+    {
+        // Arrange - use same calculation object for equality comparison
+        var calculation = new { maxhosts = 254 };
+        var subnet1 = CreateSubnetwork("192.168.1.0", 24, calculation);
+        var subnet2 = CreateSubnetwork("192.168.1.0", 24, calculation);
+
+        // Assert - records use value equality (except for the Calculation object reference)
+        subnet1.Id.Should().Be(subnet2.Id);
+        subnet1.Subnet.Should().Be(subnet2.Subnet);
+        subnet1.Mask.Should().Be(subnet2.Mask);
+        subnet1.CIDR.Should().Be(subnet2.CIDR);
+    }
+
+    private static Subnetwork CreateSubnetwork(string subnet, int mask, object? calculation = null)
+    {
+        return new Subnetwork(
+            1, subnet, mask, 1, "", "", "",
+            0, 0, false, 0, false, 0,
+            "", false, false, false, false,
+            false, 0, false, false, false, false,
+            0, 0, 0, null, null, null,
+            calculation ?? new object(), null
+        );
+    }
+}

classlib.tests/Models/TagTests.cs

@@ -0,0 +1,63 @@
+namespace PS.IPAM.Tests.Models;
+
+using FluentAssertions;
+using PS.IPAM;
+using Xunit;
+
+public class TagTests
+{
+    [Fact]
+    public void Constructor_SetsAllProperties()
+    {
+        // Arrange
+        var id = 1;
+        var type = "Used";
+        var showTag = true;
+        var bgColor = "#5cb85c";
+        var fgColor = "#ffffff";
+        var compress = "Yes";
+        var locked = "No";
+        var updateTag = true;
+
+        // Act
+        var tag = new Tag(id, type, showTag, bgColor, fgColor, compress, locked, updateTag);
+
+        // Assert
+        tag.Id.Should().Be(id);
+        tag.Type.Should().Be(type);
+        tag.ShowTag.Should().Be(showTag);
+        tag.BackgroundColor.Should().Be(bgColor);
+        tag.ForegroundColor.Should().Be(fgColor);
+        tag.Compress.Should().Be(compress);
+        tag.Locked.Should().Be(locked);
+        tag.UpdateTag.Should().Be(updateTag);
+    }
+
+    [Theory]
+    [InlineData("Used")]
+    [InlineData("Available")]
+    [InlineData("Reserved")]
+    [InlineData("DHCP")]
+    public void ToString_ReturnsTagType(string tagType)
+    {
+        // Arrange
+        var tag = new Tag(1, tagType, false, "", "", "No", "No", false);
+
+        // Act
+        var result = tag.ToString();
+
+        // Assert
+        result.Should().Be(tagType);
+    }
+
+    [Fact]
+    public void Record_Equality_WorksCorrectly()
+    {
+        // Arrange
+        var tag1 = new Tag(1, "Used", true, "#fff", "#000", "Yes", "No", false);
+        var tag2 = new Tag(1, "Used", true, "#fff", "#000", "Yes", "No", false);
+
+        // Assert
+        tag1.Should().Be(tag2);
+    }
+}

classlib.tests/Models/VlanTests.cs

@@ -0,0 +1,76 @@
+namespace PS.IPAM.Tests.Models;
+
+using FluentAssertions;
+using PS.IPAM;
+using Xunit;
+
+public class VlanTests
+{
+    [Fact]
+    public void Constructor_SetsAllProperties()
+    {
+        // Arrange
+        var vlanId = 100;
+        var domainId = 1;
+        var name = "Production VLAN";
+        var number = 100;
+        var description = "Production network VLAN";
+        var editDate = new DateTime(2026, 1, 15);
+        var customerId = 50;
+        var customFields = new Dictionary<string, object> { { "custom_location", "DC1" } };
+
+        // Act
+        var vlan = new Vlan(vlanId, domainId, name, number, description, editDate, customerId, customFields);
+
+        // Assert
+        vlan.Id.Should().Be(vlanId);
+        vlan.VlanId.Should().Be(vlanId);
+        vlan.DomainId.Should().Be(domainId);
+        vlan.Name.Should().Be(name);
+        vlan.Number.Should().Be(number);
+        vlan.Description.Should().Be(description);
+        vlan.EditDate.Should().Be(editDate);
+        vlan.CustomerId.Should().Be(customerId);
+        vlan.ExtendedData.Should().BeEquivalentTo(customFields);
+    }
+
+    [Fact]
+    public void Id_And_VlanId_AreSameValue()
+    {
+        // Arrange
+        var vlanId = 200;
+
+        // Act
+        var vlan = new Vlan(vlanId, 1, "Test", 200, "", null, 0, null);
+
+        // Assert
+        vlan.Id.Should().Be(vlan.VlanId);
+    }
+
+    [Theory]
+    [InlineData(1)]
+    [InlineData(100)]
+    [InlineData(4094)]
+    public void ToString_ReturnsVlanNumber(int vlanNumber)
+    {
+        // Arrange
+        var vlan = new Vlan(1, 1, "Test", vlanNumber, "", null, 0, null);
+
+        // Act
+        var result = vlan.ToString();
+
+        // Assert
+        result.Should().Be(vlanNumber.ToString());
+    }
+
+    [Fact]
+    public void Constructor_WithNullOptionalFields_SetsNullValues()
+    {
+        // Act
+        var vlan = new Vlan(1, 1, "Test", 10, "", null, 0, null);
+
+        // Assert
+        vlan.EditDate.Should().BeNull();
+        vlan.ExtendedData.Should().BeNull();
+    }
+}

classlib.tests/Models/VrfTests.cs

@@ -0,0 +1,60 @@
+namespace PS.IPAM.Tests.Models;
+
+using FluentAssertions;
+using PS.IPAM;
+using Xunit;
+
+public class VrfTests
+{
+    [Fact]
+    public void Constructor_SetsAllProperties()
+    {
+        // Arrange
+        var id = 1;
+        var name = "VRF_PROD";
+        var rd = "65000:100";
+        var description = "Production VRF";
+        var sections = "1;2;3";
+        var editDate = new DateTime(2026, 1, 10);
+        var customFields = new Dictionary<string, object> { { "custom_tenant", "CustomerA" } };
+
+        // Act
+        var vrf = new Vrf(id, name, rd, description, sections, editDate, customFields);
+
+        // Assert
+        vrf.Id.Should().Be(id);
+        vrf.Name.Should().Be(name);
+        vrf.RouteDistinguisher.Should().Be(rd);
+        vrf.Description.Should().Be(description);
+        vrf.Sections.Should().Be(sections);
+        vrf.EditDate.Should().Be(editDate);
+        vrf.ExtendedData.Should().BeEquivalentTo(customFields);
+    }
+
+    [Theory]
+    [InlineData("VRF_DEFAULT")]
+    [InlineData("Production_VRF")]
+    [InlineData("CUSTOMER_A")]
+    public void ToString_ReturnsVrfName(string vrfName)
+    {
+        // Arrange
+        var vrf = new Vrf(1, vrfName, "65000:1", "", "", null, null);
+
+        // Act
+        var result = vrf.ToString();
+
+        // Assert
+        result.Should().Be(vrfName);
+    }
+
+    [Fact]
+    public void Constructor_WithNullOptionalFields_SetsNullValues()
+    {
+        // Act
+        var vrf = new Vrf(1, "Test", "65000:1", "", "", null, null);
+
+        // Assert
+        vrf.EditDate.Should().BeNull();
+        vrf.ExtendedData.Should().BeNull();
+    }
+}

classlib.tests/TestCollections.cs

@@ -0,0 +1,32 @@
+namespace PS.IPAM.Tests;
+
+using Xunit;
+
+/// <summary>
+/// Collection definition for tests that share static state (SessionManager, RequestHelper.TestHttpHandler).
+/// Tests in this collection will run sequentially, not in parallel.
+/// </summary>
+[CollectionDefinition("Sequential")]
+public class SequentialCollection : ICollectionFixture<SequentialTestFixture>
+{
+}
+
+/// <summary>
+/// Fixture for sequential test collection.
+/// </summary>
+public class SequentialTestFixture : IDisposable
+{
+    public SequentialTestFixture()
+    {
+        // Clean up before tests
+        PS.IPAM.Helpers.SessionManager.CloseSession();
+        PS.IPAM.Helpers.RequestHelper.TestHttpHandler = null;
+    }
+
+    public void Dispose()
+    {
+        // Clean up after tests
+        PS.IPAM.Helpers.SessionManager.CloseSession();
+        PS.IPAM.Helpers.RequestHelper.TestHttpHandler = null;
+    }
+}

classlib.tests/classlib.tests.csproj

@@ -0,0 +1,33 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <LangVersion>latest</LangVersion>
+    <IsPackable>false</IsPackable>
+    <IsTestProject>true</IsTestProject>
+    <RootNamespace>PS.IPAM.Tests</RootNamespace>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
+    <PackageReference Include="xunit" Version="2.6.4" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.5">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="coverlet.collector" Version="6.0.0">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="Moq" Version="4.20.70" />
+    <PackageReference Include="FluentAssertions" Version="6.12.0" />
+    <PackageReference Include="PowerShellStandard.Library" Version="5.1.1" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\classlib\classlib.csproj" />
+  </ItemGroup>
+
+</Project>

classlib/Cmdlets/AssignTagCmdlet.cs

@@ -0,0 +1,60 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Assigns a tag to an address in phpIPAM.
+/// </summary>
+[Cmdlet("Assign", "Tag", SupportsShouldProcess = true)]
+[OutputType(typeof(Address))]
+public class AssignTagCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        HelpMessage = "The address to assign the tag to.")]
+    [ValidateNotNullOrEmpty]
+    public Address? AddressObject { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        Position = 1,
+        HelpMessage = "The tag to assign.")]
+    [ValidateNotNullOrEmpty]
+    public Tag? Tag { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var identifiers = new[] { AddressObject!.Id.ToString() };
+            var body = new Dictionary<string, object>
+            {
+                ["tag"] = Tag!.Id
+            };
+
+            if (ShouldProcess($"Address {AddressObject.Ip}", $"Assign tag '{Tag.Type}'"))
+            {
+                RequestHelper.InvokeRequest(
+                    "PATCH", ApiController.Addresses, null, null, body, identifiers
+                ).GetAwaiter().GetResult();
+
+                // Return the updated address
+                var address = RequestHelper.InvokeRequest(
+                    "GET", ApiController.Addresses, ModelType.Address, null, null, identifiers
+                ).GetAwaiter().GetResult();
+
+                WriteResult(address);
+            }
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "AssignTagError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+}

classlib/Cmdlets/BaseCmdlet.cs

@@ -0,0 +1,114 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Base class for all PS.IPAM cmdlets providing common functionality.
+/// </summary>
+public abstract class BaseCmdlet : PSCmdlet
+{
+    /// <summary>
+    /// Writes the result to the pipeline, handling both single objects and collections.
+    /// </summary>
+    /// <param name="result">The result to write to the pipeline.</param>
+    protected void WriteResult(object? result)
+    {
+        if (result == null)
+        {
+            return;
+        }
+
+        if (result is IEnumerable enumerable && result is not string)
+        {
+            foreach (var item in enumerable)
+            {
+                WriteObject(item);
+            }
+        }
+        else
+        {
+            WriteObject(result);
+        }
+    }
+
+    /// <summary>
+    /// Converts custom fields from various formats to a dictionary.
+    /// </summary>
+    /// <param name="customFields">The custom fields object to convert.</param>
+    /// <returns>A dictionary of custom field names and values.</returns>
+    protected static Dictionary<string, object> ConvertCustomFields(object? customFields)
+    {
+        if (customFields == null)
+        {
+            return new Dictionary<string, object>();
+        }
+
+        if (customFields is PSObject psobj)
+        {
+            var dict = new Dictionary<string, object>();
+            foreach (var prop in psobj.Properties)
+            {
+                dict[prop.Name] = prop.Value ?? string.Empty;
+            }
+            return dict;
+        }
+
+        if (customFields is Dictionary<string, object> dictObj)
+        {
+            return dictObj;
+        }
+
+        if (customFields is IDictionary genericDict)
+        {
+            var result = new Dictionary<string, object>();
+            foreach (DictionaryEntry entry in genericDict)
+            {
+                result[entry.Key?.ToString() ?? string.Empty] = entry.Value ?? string.Empty;
+            }
+            return result;
+        }
+
+        return new Dictionary<string, object>();
+    }
+
+    /// <summary>
+    /// Executes an async operation synchronously and handles errors.
+    /// </summary>
+    /// <typeparam name="T">The return type of the operation.</typeparam>
+    /// <param name="operation">The async operation to execute.</param>
+    /// <param name="errorId">The error ID for error reporting.</param>
+    /// <returns>The result of the operation, or default if an error occurred.</returns>
+    protected T? ExecuteAsync<T>(Func<System.Threading.Tasks.Task<T>> operation, string errorId)
+    {
+        try
+        {
+            return operation().GetAwaiter().GetResult();
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, errorId, ErrorCategory.InvalidOperation, null));
+            return default;
+        }
+    }
+
+    /// <summary>
+    /// Executes an async operation synchronously and handles errors.
+    /// </summary>
+    /// <param name="operation">The async operation to execute.</param>
+    /// <param name="errorId">The error ID for error reporting.</param>
+    protected void ExecuteAsync(Func<System.Threading.Tasks.Task> operation, string errorId)
+    {
+        try
+        {
+            operation().GetAwaiter().GetResult();
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, errorId, ErrorCategory.InvalidOperation, null));
+        }
+    }
+}

classlib/Cmdlets/CloseSessionCmdlet.cs

@@ -0,0 +1,17 @@
+namespace PS.IPAM.Cmdlets;
+
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Closes the current phpIPAM API session.
+/// </summary>
+[Cmdlet(VerbsCommon.Close, "Session")]
+public class CloseSessionCmdlet : BaseCmdlet
+{
+    protected override void ProcessRecord()
+    {
+        SessionManager.CloseSession();
+        WriteVerbose("Session closed successfully.");
+    }
+}

classlib/Cmdlets/GetAddressCmdlet.cs

@@ -0,0 +1,169 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using System.Net;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Retrieves IP address entries from phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Get, "Address", DefaultParameterSetName = "ByID")]
+[OutputType(typeof(Address))]
+public class GetAddressCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByID",
+        HelpMessage = "The address ID to retrieve.")]
+    [ValidateNotNullOrEmpty]
+    public int Id { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByIP",
+        HelpMessage = "The IP address to search for.")]
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 1,
+        ParameterSetName = "BySubnetId")]
+    [ValidateNotNullOrEmpty]
+    public IPAddress? IP { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByHostName",
+        HelpMessage = "The hostname to search for.")]
+    [ValidateNotNullOrEmpty]
+    public string? HostName { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByHostBase",
+        HelpMessage = "The hostname base pattern to search for.")]
+    [ValidateNotNullOrEmpty]
+    public string? HostBase { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByTag",
+        HelpMessage = "The tag ID to filter addresses by.")]
+    [ValidateNotNullOrEmpty]
+    public int? TagId { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "BySubnetId",
+        HelpMessage = "The subnet ID to get addresses from.")]
+    [ValidateNotNullOrEmpty]
+    public int? SubnetId { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "BySubnetCIDR",
+        HelpMessage = "The subnet in CIDR notation to get addresses from.")]
+    [ValidatePattern(@"^\d+\.\d+\.\d+\.\d+/\d{1,2}$")]
+    [ValidateNotNullOrEmpty]
+    public string? SubnetCIDR { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var controller = ApiController.Addresses;
+            var identifiers = new List<string>();
+
+            switch (ParameterSetName)
+            {
+                case "ByID":
+                    identifiers.Add(Id.ToString());
+                    break;
+
+                case "ByIP":
+                    identifiers.Add("search");
+                    identifiers.Add(IP!.ToString());
+                    break;
+
+                case "ByHostName":
+                    identifiers.Add("search_hostname");
+                    identifiers.Add(HostName!);
+                    break;
+
+                case "ByHostBase":
+                    identifiers.Add("search_hostbase");
+                    identifiers.Add(HostBase!);
+                    break;
+
+                case "ByTag":
+                    identifiers.Add("tags");
+                    identifiers.Add(TagId!.Value.ToString());
+                    identifiers.Add("addresses");
+                    break;
+
+                case "BySubnetId":
+                    if (IP != null)
+                    {
+                        identifiers.Add(IP.ToString());
+                        identifiers.Add(SubnetId!.Value.ToString());
+                    }
+                    else
+                    {
+                        controller = ApiController.Subnets;
+                        identifiers.Add(SubnetId!.Value.ToString());
+                        identifiers.Add("addresses");
+                    }
+                    break;
+
+                case "BySubnetCIDR":
+                    controller = ApiController.Subnets;
+                    var subnet = RequestHelper.InvokeRequest(
+                        "GET", ApiController.Subnets, ModelType.Subnetwork, null, null,
+                        new[] { "cidr", SubnetCIDR! }
+                    ).GetAwaiter().GetResult() as Subnetwork;
+
+                    if (subnet == null)
+                    {
+                        throw new ItemNotFoundException($"Subnet '{SubnetCIDR}' not found.");
+                    }
+
+                    identifiers.Add(subnet.Id.ToString());
+                    identifiers.Add("addresses");
+                    break;
+            }
+
+            var result = RequestHelper.InvokeRequest(
+                "GET", controller, ModelType.Address, null, null, identifiers.ToArray()
+            ).GetAwaiter().GetResult();
+
+            WriteResult(result);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "GetAddressError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+}

classlib/Cmdlets/GetFirstFreeIPCmdlet.cs

@@ -0,0 +1,90 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Gets the first available IP address in a subnet.
+/// </summary>
+[Cmdlet(VerbsCommon.Get, "FirstFreeIP", DefaultParameterSetName = "ByID")]
+public class GetFirstFreeIPCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByCIDR",
+        HelpMessage = "The subnet in CIDR notation.")]
+    [ValidatePattern(@"^\d+\.\d+\.\d+\.\d+/\d{1,2}$")]
+    [ValidateNotNullOrEmpty]
+    public string? CIDR { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByID",
+        HelpMessage = "The subnet ID.")]
+    [ValidateNotNullOrEmpty]
+    public int? Id { get; set; }
+
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "BySubnetObject",
+        HelpMessage = "The subnet object.")]
+    [ValidateNotNullOrEmpty]
+    public Subnetwork? SubnetObject { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var subnetId = GetSubnetId();
+            var identifiers = new List<string> { subnetId.ToString(), "first_free" };
+
+            var result = RequestHelper.InvokeRequest(
+                "GET", ApiController.Subnets, null, null, null, identifiers.ToArray()
+            ).GetAwaiter().GetResult();
+
+            if (result != null)
+            {
+                WriteObject(new { Ip = result.ToString() });
+            }
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "GetFirstFreeIPError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+
+    private int GetSubnetId()
+    {
+        switch (ParameterSetName)
+        {
+            case "ByCIDR":
+                var subnet = RequestHelper.InvokeRequest(
+                    "GET", ApiController.Subnets, ModelType.Subnetwork, null, null,
+                    new[] { "cidr", CIDR! }
+                ).GetAwaiter().GetResult() as Subnetwork;
+
+                if (subnet == null)
+                {
+                    throw new ItemNotFoundException($"Subnet '{CIDR}' not found.");
+                }
+                return subnet.Id;
+
+            case "BySubnetObject":
+                return SubnetObject!.Id;
+
+            default:
+                return Id!.Value;
+        }
+    }
+}

classlib/Cmdlets/GetL2DomainCmdlet.cs

@@ -0,0 +1,48 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Retrieves L2 domain information from phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Get, "L2Domain", DefaultParameterSetName = "ByID")]
+[OutputType(typeof(Domain))]
+public class GetL2DomainCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByID",
+        HelpMessage = "The L2 domain ID.")]
+    [ValidateNotNullOrEmpty]
+    public int? Id { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var identifiers = new List<string>();
+
+            if (Id.HasValue)
+            {
+                identifiers.Add(Id.Value.ToString());
+            }
+
+            var result = RequestHelper.InvokeRequest(
+                "GET", ApiController.L2Domains, ModelType.Domain, null, null,
+                identifiers.Count > 0 ? identifiers.ToArray() : null
+            ).GetAwaiter().GetResult();
+
+            WriteResult(result);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "GetL2DomainError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+}

classlib/Cmdlets/GetNameserverCmdlet.cs

@@ -0,0 +1,48 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Retrieves nameserver information from phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Get, "Nameserver", DefaultParameterSetName = "NoParams")]
+[OutputType(typeof(Nameserver))]
+public class GetNameserverCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByID",
+        HelpMessage = "The nameserver ID.")]
+    [ValidateNotNullOrEmpty]
+    public int? Id { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var identifiers = new List<string>();
+
+            if (Id.HasValue)
+            {
+                identifiers.Add(Id.Value.ToString());
+            }
+
+            var result = RequestHelper.InvokeRequest(
+                "GET", ApiController.Tools, ModelType.Nameserver, ApiSubController.Nameservers,
+                null, identifiers.Count > 0 ? identifiers.ToArray() : null
+            ).GetAwaiter().GetResult();
+
+            WriteResult(result);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "GetNameserverError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+}

classlib/Cmdlets/GetPermissionsCmdlet.cs

@@ -0,0 +1,153 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using System.Net;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Retrieves permission information from phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Get, "Permissions")]
+public class GetPermissionsCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByID",
+        HelpMessage = "The address ID.")]
+    [ValidateNotNullOrEmpty]
+    public string? Id { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByIP",
+        HelpMessage = "The IP address to search for.")]
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 1,
+        ParameterSetName = "BySubnetId")]
+    [ValidateNotNullOrEmpty]
+    public IPAddress? IP { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByHostName",
+        HelpMessage = "The hostname to search for.")]
+    [ValidateNotNullOrEmpty]
+    public string? HostName { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByTag",
+        HelpMessage = "The tag ID.")]
+    [ValidateNotNullOrEmpty]
+    public string? TagId { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "BySubnetId",
+        HelpMessage = "The subnet ID.")]
+    [ValidateNotNullOrEmpty]
+    public string? SubnetId { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "BySubnetCIDR",
+        HelpMessage = "The subnet in CIDR notation.")]
+    [ValidatePattern(@"^\d+\.\d+\.\d+\.\d+/\d{1,2}$")]
+    [ValidateNotNullOrEmpty]
+    public string? SubnetCIDR { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var controller = ApiController.Addresses;
+            var identifiers = new List<string>();
+
+            switch (ParameterSetName)
+            {
+                case "ByID":
+                    identifiers.Add(Id!);
+                    break;
+
+                case "ByIP":
+                    identifiers.Add("search");
+                    identifiers.Add(IP!.ToString());
+                    break;
+
+                case "ByHostName":
+                    identifiers.Add("search_hostname");
+                    identifiers.Add(HostName!);
+                    break;
+
+                case "ByTag":
+                    identifiers.Add("tags");
+                    identifiers.Add(TagId!);
+                    identifiers.Add("addresses");
+                    break;
+
+                case "BySubnetId":
+                    if (IP != null)
+                    {
+                        identifiers.Add(IP.ToString());
+                        identifiers.Add(SubnetId!);
+                    }
+                    else
+                    {
+                        controller = ApiController.Subnets;
+                        identifiers.Add(SubnetId!);
+                        identifiers.Add("addresses");
+                    }
+                    break;
+
+                case "BySubnetCIDR":
+                    controller = ApiController.Subnets;
+                    var subnet = RequestHelper.InvokeRequest(
+                        "GET", ApiController.Subnets, ModelType.Subnetwork, null, null,
+                        new[] { "cidr", SubnetCIDR! }
+                    ).GetAwaiter().GetResult() as Subnetwork;
+
+                    if (subnet == null)
+                    {
+                        throw new ItemNotFoundException($"Subnet '{SubnetCIDR}' not found.");
+                    }
+
+                    identifiers.Add(subnet.Id.ToString());
+                    identifiers.Add("addresses");
+                    break;
+            }
+
+            var result = RequestHelper.InvokeRequest(
+                "GET", controller, null, null, null, identifiers.ToArray()
+            ).GetAwaiter().GetResult();
+
+            WriteResult(result);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "GetPermissionsError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+}

classlib/Cmdlets/GetSectionCmdlet.cs

@@ -0,0 +1,60 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Retrieves section information from phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Get, "Section", DefaultParameterSetName = "NoParams")]
+[OutputType(typeof(Section))]
+public class GetSectionCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        Position = 0,
+        ParameterSetName = "ByID",
+        HelpMessage = "The section ID.")]
+    [ValidateNotNullOrEmpty]
+    public int? Id { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        Position = 0,
+        ParameterSetName = "ByName",
+        HelpMessage = "The section name.")]
+    [ValidateNotNullOrEmpty]
+    public string? Name { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var identifiers = new List<string>();
+
+            if (ParameterSetName == "ByID" && Id.HasValue)
+            {
+                identifiers.Add(Id.Value.ToString());
+            }
+            else if (ParameterSetName == "ByName")
+            {
+                identifiers.Add(Name!);
+            }
+
+            var result = RequestHelper.InvokeRequest(
+                "GET", ApiController.Sections, ModelType.Section, null, null,
+                identifiers.Count > 0 ? identifiers.ToArray() : null
+            ).GetAwaiter().GetResult();
+
+            WriteResult(result);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "GetSectionError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+}

classlib/Cmdlets/GetSubnetCmdlet.cs

@@ -0,0 +1,277 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Retrieves subnet information from phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Get, "Subnet", DefaultParameterSetName = "NoParams")]
+[OutputType(typeof(Subnetwork))]
+public class GetSubnetCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByCIDR",
+        HelpMessage = "The subnet in CIDR notation (e.g., 192.168.1.0/24).")]
+    [ValidatePattern(@"^\d+\.\d+\.\d+\.\d+/\d{1,2}$")]
+    [ValidateNotNullOrEmpty]
+    public string? CIDR { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByID",
+        HelpMessage = "The subnet ID.")]
+    [ValidateNotNullOrEmpty]
+    public int? Id { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "BySectionId",
+        HelpMessage = "The section ID to get subnets from.")]
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 2,
+        ParameterSetName = "ByVlanNumber")]
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 1,
+        ParameterSetName = "ByVlanId")]
+    [ValidateNotNullOrEmpty]
+    public int? SectionId { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "BySectionName",
+        HelpMessage = "The section name to get subnets from.")]
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 3,
+        ParameterSetName = "ByVlanNumber")]
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 2,
+        ParameterSetName = "ByVlanId")]
+    [ValidateNotNullOrEmpty]
+    public string? SectionName { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByVrfId",
+        HelpMessage = "The VRF ID to get subnets from.")]
+    [ValidateNotNullOrEmpty]
+    public int? VrfId { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByVlanId",
+        HelpMessage = "The VLAN ID to get subnets from.")]
+    [ValidateNotNullOrEmpty]
+    public int? VlanId { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByVlanNumber",
+        HelpMessage = "The VLAN number to get subnets from.")]
+    [ValidateNotNullOrEmpty]
+    public int? VlanNumber { get; set; }
+
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 1,
+        ParameterSetName = "ByID",
+        HelpMessage = "Get child subnets (slaves).")]
+    public SwitchParameter Slaves { get; set; }
+
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 2,
+        ParameterSetName = "ByID",
+        HelpMessage = "Get child subnets recursively.")]
+    public SwitchParameter Recurse { get; set; }
+
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 1,
+        ParameterSetName = "ByVlanNumber",
+        HelpMessage = "The L2 domain ID to narrow VLAN search.")]
+    [ValidateNotNullOrEmpty]
+    public int? VlanDomainId { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var controller = ApiController.Subnets;
+            var identifiers = new List<string>();
+
+            switch (ParameterSetName)
+            {
+                case "ByCIDR":
+                    identifiers.Add("cidr");
+                    identifiers.Add(CIDR!);
+                    break;
+
+                case "ByID":
+                    identifiers.Add(Id!.Value.ToString());
+                    if (Slaves.IsPresent)
+                    {
+                        identifiers.Add(Recurse.IsPresent ? "slaves_recursive" : "slaves");
+                    }
+                    break;
+
+                case "BySectionId":
+                    controller = ApiController.Sections;
+                    identifiers.Add(SectionId!.Value.ToString());
+                    identifiers.Add("subnets");
+                    break;
+
+                case "BySectionName":
+                    controller = ApiController.Sections;
+                    var section = GetSectionByName(SectionName!);
+                    identifiers.Add(section.Id.ToString());
+                    identifiers.Add("subnets");
+                    break;
+
+                case "ByVrfId":
+                    controller = ApiController.Vrf;
+                    identifiers.Add(VrfId!.Value.ToString());
+                    identifiers.Add("subnets");
+                    break;
+
+                case "ByVlanId":
+                    controller = ApiController.Vlan;
+                    identifiers.Add(VlanId!.Value.ToString());
+                    identifiers.Add("subnets");
+                    AddSectionIdentifier(identifiers);
+                    break;
+
+                case "ByVlanNumber":
+                    controller = ApiController.Vlan;
+                    var vlan = FindVlanByNumber(VlanNumber!.Value, VlanDomainId);
+                    identifiers.Add(vlan.Id.ToString());
+                    identifiers.Add("subnets");
+                    AddSectionIdentifier(identifiers);
+                    break;
+            }
+
+            var result = RequestHelper.InvokeRequest(
+                "GET", controller, ModelType.Subnetwork, null, null, identifiers.ToArray()
+            ).GetAwaiter().GetResult();
+
+            WriteResult(result);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "GetSubnetError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+
+    private Section GetSectionByName(string name)
+    {
+        var section = RequestHelper.InvokeRequest(
+            "GET", ApiController.Sections, ModelType.Section, null, null, new[] { name }
+        ).GetAwaiter().GetResult() as Section;
+
+        if (section == null)
+        {
+            throw new ItemNotFoundException($"Section '{name}' not found.");
+        }
+
+        return section;
+    }
+
+    private Vlan FindVlanByNumber(int number, int? domainId)
+    {
+        var vlans = RequestHelper.InvokeRequest(
+            "GET", ApiController.Vlan, ModelType.Vlan, null, null,
+            new[] { "search", number.ToString() }
+        ).GetAwaiter().GetResult();
+
+        if (vlans == null)
+        {
+            throw new ItemNotFoundException($"VLAN {number} not found.");
+        }
+
+        Vlan? foundVlan = null;
+
+        if (vlans is System.Collections.IEnumerable enumerable)
+        {
+            foreach (var v in enumerable)
+            {
+                if (v is Vlan vlan)
+                {
+                    if (domainId.HasValue && vlan.DomainId != domainId.Value)
+                    {
+                        continue;
+                    }
+
+                    if (foundVlan != null)
+                    {
+                        throw new InvalidOperationException(
+                            $"Multiple VLANs with number {number} exist. Specify VlanDomainId to narrow the search.");
+                    }
+
+                    foundVlan = vlan;
+                }
+            }
+        }
+
+        if (foundVlan == null)
+        {
+            throw new ItemNotFoundException($"VLAN {number} not found.");
+        }
+
+        return foundVlan;
+    }
+
+    private void AddSectionIdentifier(List<string> identifiers)
+    {
+        if (SectionId.HasValue)
+        {
+            identifiers.Add(SectionId.Value.ToString());
+        }
+        else if (!string.IsNullOrEmpty(SectionName))
+        {
+            var section = GetSectionByName(SectionName);
+            identifiers.Add(section.Id.ToString());
+        }
+    }
+}

classlib/Cmdlets/GetSubnetUsageCmdlet.cs

@@ -0,0 +1,86 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Retrieves subnet usage statistics from phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Get, "SubnetUsage", DefaultParameterSetName = "ByID")]
+public class GetSubnetUsageCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByCIDR",
+        HelpMessage = "The subnet in CIDR notation.")]
+    [ValidatePattern(@"^\d+\.\d+\.\d+\.\d+/\d{1,2}$")]
+    [ValidateNotNullOrEmpty]
+    public string? CIDR { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByID",
+        HelpMessage = "The subnet ID.")]
+    [ValidateNotNullOrEmpty]
+    public int? Id { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        Position = 0,
+        ParameterSetName = "BySubnetObject",
+        HelpMessage = "The subnet object.")]
+    [ValidateNotNullOrEmpty]
+    public Subnetwork? SubnetObject { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var subnetId = GetSubnetId();
+            var identifiers = new List<string> { subnetId.ToString(), "usage" };
+
+            var result = RequestHelper.InvokeRequest(
+                "GET", ApiController.Subnets, null, null, null, identifiers.ToArray()
+            ).GetAwaiter().GetResult();
+
+            WriteResult(result);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "GetSubnetUsageError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+
+    private int GetSubnetId()
+    {
+        switch (ParameterSetName)
+        {
+            case "ByCIDR":
+                var subnet = RequestHelper.InvokeRequest(
+                    "GET", ApiController.Subnets, ModelType.Subnetwork, null, null,
+                    new[] { "cidr", CIDR! }
+                ).GetAwaiter().GetResult() as Subnetwork;
+
+                if (subnet == null)
+                {
+                    throw new ItemNotFoundException($"Subnet '{CIDR}' not found.");
+                }
+                return subnet.Id;
+
+            case "BySubnetObject":
+                return SubnetObject!.Id;
+
+            default:
+                return Id!.Value;
+        }
+    }
+}

classlib/Cmdlets/GetTagCmdlet.cs

@@ -0,0 +1,94 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Retrieves tag information from phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Get, "Tag", DefaultParameterSetName = "NoParams")]
+[OutputType(typeof(Tag))]
+public class GetTagCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByID",
+        HelpMessage = "The tag ID.")]
+    [ValidateNotNullOrEmpty]
+    public int? Id { get; set; }
+
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByAddressObject",
+        HelpMessage = "Get the tag associated with this address.")]
+    [ValidateNotNullOrEmpty]
+    public Address? AddressObject { get; set; }
+
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "BySubnetObject",
+        HelpMessage = "Get the tag associated with this subnet.")]
+    [ValidateNotNullOrEmpty]
+    public Subnetwork? SubnetObject { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var identifiers = new List<string> { "tags" };
+
+            switch (ParameterSetName)
+            {
+                case "ByID":
+                    if (Id.HasValue)
+                    {
+                        identifiers.Add(Id.Value.ToString());
+                    }
+                    break;
+
+                case "ByAddressObject":
+                    if (AddressObject?.TagId > 0)
+                    {
+                        identifiers.Add(AddressObject.TagId.ToString());
+                    }
+                    else
+                    {
+                        return;
+                    }
+                    break;
+
+                case "BySubnetObject":
+                    if (SubnetObject?.TagId > 0)
+                    {
+                        identifiers.Add(SubnetObject.TagId.ToString());
+                    }
+                    else
+                    {
+                        return;
+                    }
+                    break;
+            }
+
+            var result = RequestHelper.InvokeRequest(
+                "GET", ApiController.Addresses, ModelType.Tag, null, null, identifiers.ToArray()
+            ).GetAwaiter().GetResult();
+
+            WriteResult(result);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "GetTagError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+}

classlib/Cmdlets/GetVlanCmdlet.cs

@@ -0,0 +1,121 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Retrieves VLAN information from phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Get, "Vlan", DefaultParameterSetName = "NoParams")]
+[OutputType(typeof(Vlan))]
+public class GetVlanCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByID",
+        HelpMessage = "The VLAN ID.")]
+    [ValidateNotNullOrEmpty]
+    public int? Id { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByNumber",
+        HelpMessage = "The VLAN number.")]
+    [ValidateNotNullOrEmpty]
+    public int? Number { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByL2Domain",
+        HelpMessage = "The L2 domain ID to get VLANs from.")]
+    [ValidateNotNullOrEmpty]
+    public int? L2DomainId { get; set; }
+
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "BySubnetObject",
+        HelpMessage = "Get the VLAN associated with this subnet.")]
+    [ValidateNotNullOrEmpty]
+    public Subnetwork? SubnetObject { get; set; }
+
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByDomainObject",
+        HelpMessage = "Get VLANs in this L2 domain.")]
+    [ValidateNotNullOrEmpty]
+    public Domain? DomainObject { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var controller = ApiController.Vlan;
+            var identifiers = new List<string>();
+
+            switch (ParameterSetName)
+            {
+                case "ByID":
+                    identifiers.Add(Id!.Value.ToString());
+                    break;
+
+                case "ByNumber":
+                    identifiers.Add("search");
+                    identifiers.Add(Number!.Value.ToString());
+                    break;
+
+                case "ByL2Domain":
+                    controller = ApiController.L2Domains;
+                    identifiers.Add(L2DomainId!.Value.ToString());
+                    identifiers.Add(ApiSubController.Vlans.ToString().ToLowerInvariant());
+                    break;
+
+                case "BySubnetObject":
+                    if (SubnetObject == null || SubnetObject.VlanId <= 0)
+                    {
+                        return;
+                    }
+                    identifiers.Add(SubnetObject.VlanId.ToString());
+                    break;
+
+                case "ByDomainObject":
+                    if (DomainObject != null)
+                    {
+                        var result = RequestHelper.InvokeRequest(
+                            "GET", ApiController.L2Domains, ModelType.Vlan, ApiSubController.Vlans,
+                            null, new[] { DomainObject.Id.ToString() }
+                        ).GetAwaiter().GetResult();
+                        WriteResult(result);
+                    }
+                    return;
+            }
+
+            var vlanResult = RequestHelper.InvokeRequest(
+                "GET", controller, ModelType.Vlan, null, null,
+                identifiers.Count > 0 ? identifiers.ToArray() : null
+            ).GetAwaiter().GetResult();
+
+            WriteResult(vlanResult);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "GetVlanError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+}

classlib/Cmdlets/GetVrfCmdlet.cs

@@ -0,0 +1,48 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Retrieves VRF information from phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Get, "Vrf", DefaultParameterSetName = "NoParams")]
+[OutputType(typeof(Vrf))]
+public class GetVrfCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByID",
+        HelpMessage = "The VRF ID.")]
+    [ValidateNotNullOrEmpty]
+    public int? Id { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var identifiers = new List<string>();
+
+            if (Id.HasValue)
+            {
+                identifiers.Add(Id.Value.ToString());
+            }
+
+            var result = RequestHelper.InvokeRequest(
+                "GET", ApiController.Vrf, ModelType.Vrf, null, null,
+                identifiers.Count > 0 ? identifiers.ToArray() : null
+            ).GetAwaiter().GetResult();
+
+            WriteResult(result);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "GetVrfError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+}

classlib/Cmdlets/NewAddressCmdlet.cs

@@ -0,0 +1,142 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Creates a new IP address entry in phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.New, "Address", DefaultParameterSetName = "BySubnetId")]
+[OutputType(typeof(Address))]
+public class NewAddressCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "BySubnetId",
+        HelpMessage = "The subnet ID to create the address in.")]
+    [ValidateNotNullOrEmpty]
+    public int? SubnetId { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "BySubnetObject",
+        HelpMessage = "The subnet object to create the address in.")]
+    [ValidateNotNullOrEmpty]
+    public Subnetwork? SubnetObject { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 1,
+        HelpMessage = "The IP address to create.")]
+    [ValidateNotNullOrEmpty]
+    public string IP { get; set; } = string.Empty;
+
+    [Parameter(Mandatory = false, Position = 2, HelpMessage = "Mark this address as a gateway.")]
+    public SwitchParameter Gateway { get; set; }
+
+    [Parameter(Mandatory = false, Position = 3, HelpMessage = "Description for the address.")]
+    public string? Description { get; set; }
+
+    [Parameter(Mandatory = false, Position = 4, HelpMessage = "Hostname for the address.")]
+    public string? Hostname { get; set; }
+
+    [Parameter(Mandatory = false, Position = 5, HelpMessage = "MAC address.")]
+    public string? MAC { get; set; }
+
+    [Parameter(Mandatory = false, Position = 6, HelpMessage = "Owner of the address.")]
+    public string? Owner { get; set; }
+
+    [Parameter(Mandatory = false, Position = 7, HelpMessage = "Tag ID for the address.")]
+    public int? TagId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 8, HelpMessage = "Ignore PTR record generation.")]
+    public SwitchParameter PTRIgnore { get; set; }
+
+    [Parameter(Mandatory = false, Position = 9, HelpMessage = "PTR record ID.")]
+    public int? PTRId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 10, HelpMessage = "Note for the address.")]
+    public string? Note { get; set; }
+
+    [Parameter(Mandatory = false, Position = 11, HelpMessage = "Exclude from ping scanning.")]
+    public SwitchParameter ExcludePing { get; set; }
+
+    [Parameter(Mandatory = false, Position = 12, HelpMessage = "Associated device ID.")]
+    public int? DeviceId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 13, HelpMessage = "Port information.")]
+    public string? Port { get; set; }
+
+    [Parameter(Mandatory = false, Position = 14, HelpMessage = "Custom fields as a hashtable or PSObject.")]
+    public object? CustomFields { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var actualSubnetId = ParameterSetName == "BySubnetObject"
+                ? SubnetObject!.Id
+                : SubnetId!.Value;
+
+            var body = BuildRequestBody(actualSubnetId);
+
+            var result = RequestHelper.InvokeRequest(
+                "POST", ApiController.Addresses, null, null, body
+            ).GetAwaiter().GetResult();
+
+            if (result != null)
+            {
+                // Fetch the created address to return it
+                var address = RequestHelper.InvokeRequest(
+                    "GET", ApiController.Addresses, ModelType.Address, null, null,
+                    new[] { "search", IP }
+                ).GetAwaiter().GetResult();
+
+                WriteResult(address);
+            }
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "NewAddressError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+
+    private Dictionary<string, object> BuildRequestBody(int subnetId)
+    {
+        var body = new Dictionary<string, object>
+        {
+            ["subnetId"] = subnetId,
+            ["ip"] = IP
+        };
+
+        if (Gateway.IsPresent) body["is_gateway"] = "1";
+        if (!string.IsNullOrEmpty(Description)) body["description"] = Description;
+        if (!string.IsNullOrEmpty(Hostname)) body["hostname"] = Hostname;
+        if (!string.IsNullOrEmpty(MAC)) body["mac"] = MAC;
+        if (!string.IsNullOrEmpty(Owner)) body["owner"] = Owner;
+        if (TagId.HasValue) body["tag"] = TagId.Value;
+        if (PTRIgnore.IsPresent) body["PTRignore"] = "1";
+        if (PTRId.HasValue) body["PTR"] = PTRId.Value;
+        if (!string.IsNullOrEmpty(Note)) body["note"] = Note;
+        if (ExcludePing.IsPresent) body["excludePing"] = "1";
+        if (DeviceId.HasValue) body["deviceId"] = DeviceId.Value;
+        if (!string.IsNullOrEmpty(Port)) body["port"] = Port;
+
+        foreach (var kvp in ConvertCustomFields(CustomFields))
+        {
+            body[kvp.Key] = kvp.Value;
+        }
+
+        return body;
+    }
+}

classlib/Cmdlets/NewFirstFreeIPCmdlet.cs

@@ -0,0 +1,118 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Creates a new address using the first available IP in a subnet.
+/// </summary>
+[Cmdlet(VerbsCommon.New, "FirstFreeIP")]
+[OutputType(typeof(Address))]
+public class NewFirstFreeIPCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        HelpMessage = "The subnet ID to create the address in.")]
+    [ValidateNotNullOrEmpty]
+    public string SubnetId { get; set; } = string.Empty;
+
+    [Parameter(Mandatory = false, Position = 1, HelpMessage = "Mark this address as a gateway.")]
+    public SwitchParameter Gateway { get; set; }
+
+    [Parameter(Mandatory = false, Position = 2, HelpMessage = "Description for the address.")]
+    public string? Description { get; set; }
+
+    [Parameter(Mandatory = false, Position = 3, HelpMessage = "Hostname for the address.")]
+    public string? Hostname { get; set; }
+
+    [Parameter(Mandatory = false, Position = 4, HelpMessage = "MAC address.")]
+    public string? MAC { get; set; }
+
+    [Parameter(Mandatory = false, Position = 5, HelpMessage = "Owner of the address.")]
+    public string? Owner { get; set; }
+
+    [Parameter(Mandatory = false, Position = 6, HelpMessage = "Tag ID for the address.")]
+    public string? TagId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 7, HelpMessage = "Ignore PTR record generation.")]
+    public SwitchParameter PTRIgnore { get; set; }
+
+    [Parameter(Mandatory = false, Position = 8, HelpMessage = "PTR record ID.")]
+    public string? PTRId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 9, HelpMessage = "Note for the address.")]
+    public string? Note { get; set; }
+
+    [Parameter(Mandatory = false, Position = 10, HelpMessage = "Exclude from ping scanning.")]
+    public SwitchParameter ExcludePing { get; set; }
+
+    [Parameter(Mandatory = false, Position = 11, HelpMessage = "Associated device ID.")]
+    public string? DeviceId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 12, HelpMessage = "Port information.")]
+    public string? Port { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Custom fields as a hashtable or PSObject.")]
+    public object? CustomFields { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var identifiers = new[] { "first_free" };
+            var body = BuildRequestBody();
+
+            var result = RequestHelper.InvokeRequest(
+                "POST", ApiController.Addresses, null, null, body, identifiers
+            ).GetAwaiter().GetResult();
+
+            if (result != null)
+            {
+                var ip = result.ToString();
+                var address = RequestHelper.InvokeRequest(
+                    "GET", ApiController.Addresses, ModelType.Address, null, null,
+                    new[] { "search", ip! }
+                ).GetAwaiter().GetResult();
+
+                WriteResult(address);
+            }
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "NewFirstFreeIPError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+
+    private Dictionary<string, object> BuildRequestBody()
+    {
+        var body = new Dictionary<string, object>
+        {
+            ["subnetId"] = SubnetId
+        };
+
+        if (Gateway.IsPresent) body["is_gateway"] = "1";
+        if (!string.IsNullOrEmpty(Description)) body["description"] = Description;
+        if (!string.IsNullOrEmpty(Hostname)) body["hostname"] = Hostname;
+        if (!string.IsNullOrEmpty(MAC)) body["mac"] = MAC;
+        if (!string.IsNullOrEmpty(Owner)) body["owner"] = Owner;
+        if (!string.IsNullOrEmpty(TagId)) body["tag"] = TagId;
+        if (PTRIgnore.IsPresent) body["PTRignore"] = "1";
+        if (!string.IsNullOrEmpty(PTRId)) body["PTR"] = PTRId;
+        if (!string.IsNullOrEmpty(Note)) body["note"] = Note;
+        if (ExcludePing.IsPresent) body["excludePing"] = "1";
+        if (!string.IsNullOrEmpty(DeviceId)) body["deviceId"] = DeviceId;
+        if (!string.IsNullOrEmpty(Port)) body["port"] = Port;
+
+        foreach (var kvp in ConvertCustomFields(CustomFields))
+        {
+            body[kvp.Key] = kvp.Value;
+        }
+
+        return body;
+    }
+}

classlib/Cmdlets/NewSessionCmdlet.cs

@@ -0,0 +1,92 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Creates a new phpIPAM API session.
+/// </summary>
+[Cmdlet(VerbsCommon.New, "Session", DefaultParameterSetName = "Credentials")]
+[OutputType(typeof(Session))]
+public class NewSessionCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        HelpMessage = "The phpIPAM server URL (must start with http:// or https://).")]
+    [ValidateNotNullOrEmpty]
+    [ValidatePattern("^https?://")]
+    public string URL { get; set; } = string.Empty;
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 1,
+        HelpMessage = "The API application ID configured in phpIPAM.")]
+    [ValidateNotNullOrEmpty]
+    public string AppID { get; set; } = string.Empty;
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 2,
+        ParameterSetName = "Credentials",
+        HelpMessage = "The credentials (username and password) for authentication.")]
+    [ValidateNotNullOrEmpty]
+    public PSCredential? Credentials { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 2,
+        ParameterSetName = "Token",
+        HelpMessage = "The static API token for authentication.")]
+    [ValidateNotNullOrEmpty]
+    public string? Token { get; set; }
+
+    [Parameter(
+        Mandatory = false,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 3,
+        HelpMessage = "If specified, SSL certificate errors will be ignored.")]
+    public SwitchParameter IgnoreSSL { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            Session session;
+
+            if (ParameterSetName == "Credentials" && Credentials != null)
+            {
+                session = SessionManager.CreateSessionWithCredentialsAsync(
+                    URL,
+                    AppID,
+                    Credentials,
+                    IgnoreSSL.IsPresent
+                ).GetAwaiter().GetResult();
+            }
+            else if (ParameterSetName == "Token" && Token != null)
+            {
+                session = SessionManager.CreateSessionWithToken(URL, AppID, Token);
+            }
+            else
+            {
+                throw new ArgumentException("Invalid parameter set. Provide either Credentials or Token.");
+            }
+
+            WriteObject(session);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "NewSessionError", ErrorCategory.AuthenticationError, null));
+        }
+    }
+}

classlib/Cmdlets/NewSubnetCmdlet.cs

@@ -0,0 +1,143 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Creates a new subnet in phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.New, "Subnet")]
+[OutputType(typeof(Subnetwork))]
+public class NewSubnetCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        HelpMessage = "The subnet in CIDR notation (e.g., 192.168.1.0/24).")]
+    [ValidatePattern(@"^\d+\.\d+\.\d+\.\d+/\d{1,2}$")]
+    [ValidateNotNullOrEmpty]
+    public string CIDR { get; set; } = string.Empty;
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 1,
+        HelpMessage = "The section ID to create the subnet in.")]
+    [ValidateNotNullOrEmpty]
+    public int SectionId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 2, HelpMessage = "Description for the subnet.")]
+    public string? Description { get; set; }
+
+    [Parameter(Mandatory = false, Position = 3, HelpMessage = "VLAN ID to associate.")]
+    public int? VlanId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 4, HelpMessage = "VRF ID to associate.")]
+    public int? VrfId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 5, HelpMessage = "Master subnet ID for hierarchy.")]
+    public int? MasterSubnetId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 6, HelpMessage = "Nameserver ID.")]
+    public int? NameserverId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 7, HelpMessage = "Show subnet name.")]
+    public SwitchParameter ShowName { get; set; }
+
+    [Parameter(Mandatory = false, Position = 8, HelpMessage = "Enable recursive DNS.")]
+    public SwitchParameter DNSRecursive { get; set; }
+
+    [Parameter(Mandatory = false, Position = 9, HelpMessage = "Enable DNS records.")]
+    public SwitchParameter DNSRecords { get; set; }
+
+    [Parameter(Mandatory = false, Position = 10, HelpMessage = "Allow IP requests.")]
+    public SwitchParameter AllowRequests { get; set; }
+
+    [Parameter(Mandatory = false, Position = 11, HelpMessage = "Scan agent ID.")]
+    public int? ScanAgentId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 12, HelpMessage = "Enable subnet discovery.")]
+    public SwitchParameter DiscoverSubnet { get; set; }
+
+    [Parameter(Mandatory = false, Position = 13, HelpMessage = "Mark subnet as full.")]
+    public SwitchParameter IsFull { get; set; }
+
+    [Parameter(Mandatory = false, Position = 14, HelpMessage = "Tag ID for the subnet.")]
+    public int? TagId { get; set; }
+
+    [Parameter(Mandatory = false, Position = 15, HelpMessage = "Usage threshold percentage (1-100).")]
+    [ValidateRange(1, 100)]
+    public int? Threshold { get; set; }
+
+    [Parameter(Mandatory = false, Position = 16, HelpMessage = "Location ID.")]
+    public int? LocationId { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Custom fields as a hashtable or PSObject.")]
+    public object? CustomFields { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var body = BuildRequestBody();
+
+            var result = RequestHelper.InvokeRequest(
+                "POST", ApiController.Subnets, null, null, body
+            ).GetAwaiter().GetResult();
+
+            if (result != null)
+            {
+                // Get the created subnet
+                var subnet = RequestHelper.InvokeRequest(
+                    "GET", ApiController.Subnets, ModelType.Subnetwork, null, null,
+                    new[] { "cidr", CIDR }
+                ).GetAwaiter().GetResult();
+
+                WriteResult(subnet);
+            }
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "NewSubnetError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+
+    private Dictionary<string, object> BuildRequestBody()
+    {
+        var parts = CIDR.Split('/');
+        var body = new Dictionary<string, object>
+        {
+            ["subnet"] = parts[0],
+            ["mask"] = parts[1],
+            ["sectionId"] = SectionId
+        };
+
+        if (!string.IsNullOrEmpty(Description)) body["description"] = Description;
+        if (VlanId.HasValue) body["vlanId"] = VlanId.Value;
+        if (VrfId.HasValue) body["vrfId"] = VrfId.Value;
+        if (MasterSubnetId.HasValue) body["masterSubnetId"] = MasterSubnetId.Value;
+        if (NameserverId.HasValue) body["nameserverId"] = NameserverId.Value;
+        if (ShowName.IsPresent) body["showName"] = "1";
+        if (DNSRecursive.IsPresent) body["DNSrecursive"] = "1";
+        if (DNSRecords.IsPresent) body["DNSrecords"] = "1";
+        if (AllowRequests.IsPresent) body["allowRequests"] = "1";
+        if (ScanAgentId.HasValue) body["scanAgent"] = ScanAgentId.Value;
+        if (DiscoverSubnet.IsPresent) body["discoverSubnet"] = "1";
+        if (IsFull.IsPresent) body["isFull"] = "1";
+        if (TagId.HasValue) body["state"] = TagId.Value;
+        if (Threshold.HasValue) body["threshold"] = Threshold.Value;
+        if (LocationId.HasValue) body["location"] = LocationId.Value;
+
+        foreach (var kvp in ConvertCustomFields(CustomFields))
+        {
+            body[kvp.Key] = kvp.Value;
+        }
+
+        return body;
+    }
+}

classlib/Cmdlets/RemoveAddressCmdlet.cs

@@ -0,0 +1,53 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Removes an IP address entry from phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Remove, "Address", DefaultParameterSetName = "ById", SupportsShouldProcess = true)]
+public class RemoveAddressCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ById",
+        HelpMessage = "The address ID to remove.")]
+    [ValidateNotNullOrEmpty]
+    public int Id { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        Position = 0,
+        ParameterSetName = "ByAddressObject",
+        HelpMessage = "The address object to remove.")]
+    [ValidateNotNullOrEmpty]
+    public Address? AddressObject { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var addressId = ParameterSetName == "ById" ? Id : AddressObject!.Id;
+            var identifiers = new[] { addressId.ToString() };
+
+            if (ShouldProcess($"Address ID: {addressId}", "Remove"))
+            {
+                RequestHelper.InvokeRequest(
+                    "DELETE", ApiController.Addresses, null, null, null, identifiers
+                ).GetAwaiter().GetResult();
+
+                WriteVerbose($"Address {addressId} removed successfully.");
+            }
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "RemoveAddressError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+}

classlib/Cmdlets/SetAddressCmdlet.cs

@@ -0,0 +1,128 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Updates an existing IP address entry in phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Set, "Address", DefaultParameterSetName = "ById")]
+[OutputType(typeof(Address))]
+public class SetAddressCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ById",
+        HelpMessage = "The address ID to update.")]
+    [ValidateNotNullOrEmpty]
+    public int? Id { get; set; }
+
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        ParameterSetName = "ByAddressObject",
+        HelpMessage = "The address object to update.")]
+    [ValidateNotNullOrEmpty]
+    public Address? AddressObject { get; set; }
+
+    [Parameter(Position = 1, HelpMessage = "Set as gateway address.")]
+    public bool? Gateway { get; set; }
+
+    [Parameter(Position = 2, HelpMessage = "Description for the address.")]
+    public string? Description { get; set; }
+
+    [Parameter(Position = 3, HelpMessage = "Hostname for the address.")]
+    public string? Hostname { get; set; }
+
+    [Parameter(Position = 4, HelpMessage = "MAC address.")]
+    public string? MAC { get; set; }
+
+    [Parameter(Position = 5, HelpMessage = "Owner of the address.")]
+    public string? Owner { get; set; }
+
+    [Parameter(Position = 6, HelpMessage = "Tag ID for the address.")]
+    public int? TagId { get; set; }
+
+    [Parameter(Position = 7, HelpMessage = "Ignore PTR record generation.")]
+    public bool? PTRIgnore { get; set; }
+
+    [Parameter(Position = 8, HelpMessage = "PTR record ID.")]
+    public int? PTRId { get; set; }
+
+    [Parameter(Position = 9, HelpMessage = "Note for the address.")]
+    public string? Note { get; set; }
+
+    [Parameter(Position = 10, HelpMessage = "Exclude from ping scanning.")]
+    public bool? ExcludePing { get; set; }
+
+    [Parameter(Position = 11, HelpMessage = "Associated device ID.")]
+    public int? DeviceId { get; set; }
+
+    [Parameter(Position = 12, HelpMessage = "Port information.")]
+    public string? Port { get; set; }
+
+    [Parameter(HelpMessage = "Custom fields as a hashtable or PSObject.")]
+    public object? CustomFields { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var addressId = ParameterSetName == "ById" ? Id!.Value : AddressObject!.Id;
+            var identifiers = new[] { addressId.ToString() };
+            var body = BuildRequestBody();
+
+            try
+            {
+                RequestHelper.InvokeRequest(
+                    "PATCH", ApiController.Addresses, null, null, body, identifiers
+                ).GetAwaiter().GetResult();
+            }
+            finally
+            {
+                // Always return the updated address
+                var address = RequestHelper.InvokeRequest(
+                    "GET", ApiController.Addresses, ModelType.Address, null, null, identifiers
+                ).GetAwaiter().GetResult();
+
+                WriteResult(address);
+            }
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "SetAddressError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+
+    private Dictionary<string, object> BuildRequestBody()
+    {
+        var body = new Dictionary<string, object>();
+
+        if (Gateway.HasValue) body["is_gateway"] = Gateway.Value;
+        if (!string.IsNullOrEmpty(Description)) body["description"] = Description;
+        if (!string.IsNullOrEmpty(Hostname)) body["hostname"] = Hostname;
+        if (!string.IsNullOrEmpty(MAC)) body["mac"] = MAC;
+        if (!string.IsNullOrEmpty(Owner)) body["owner"] = Owner;
+        if (TagId.HasValue) body["tag"] = TagId.Value;
+        if (PTRIgnore.HasValue) body["PTRignore"] = PTRIgnore.Value;
+        if (PTRId.HasValue) body["PTR"] = PTRId.Value;
+        if (!string.IsNullOrEmpty(Note)) body["note"] = Note;
+        if (ExcludePing.HasValue) body["excludePing"] = ExcludePing.Value;
+        if (DeviceId.HasValue) body["deviceId"] = DeviceId.Value;
+        if (!string.IsNullOrEmpty(Port)) body["port"] = Port;
+
+        foreach (var kvp in ConvertCustomFields(CustomFields))
+        {
+            body[kvp.Key] = kvp.Value;
+        }
+
+        return body;
+    }
+}

classlib/Cmdlets/SetSubnetCmdlet.cs

@@ -0,0 +1,123 @@
+namespace PS.IPAM.Cmdlets;
+
+using System;
+using System.Collections.Generic;
+using System.Management.Automation;
+using PS.IPAM.Helpers;
+
+/// <summary>
+/// Updates an existing subnet in phpIPAM.
+/// </summary>
+[Cmdlet(VerbsCommon.Set, "Subnet")]
+[OutputType(typeof(Subnetwork))]
+public class SetSubnetCmdlet : BaseCmdlet
+{
+    [Parameter(
+        Mandatory = true,
+        ValueFromPipeline = true,
+        ValueFromPipelineByPropertyName = true,
+        Position = 0,
+        HelpMessage = "The subnet ID to update.")]
+    [ValidateNotNullOrEmpty]
+    public int Id { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Description for the subnet.")]
+    public string? Description { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "VLAN ID to associate.")]
+    public int? VlanId { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "VRF ID to associate.")]
+    public int? VrfId { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Master subnet ID for hierarchy.")]
+    public int? MasterSubnetId { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Nameserver ID.")]
+    public int? NameserverId { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Show subnet name.")]
+    public SwitchParameter ShowName { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Enable recursive DNS.")]
+    public SwitchParameter DNSRecursive { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Enable DNS records.")]
+    public SwitchParameter DNSRecords { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Allow IP requests.")]
+    public SwitchParameter AllowRequests { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Scan agent ID.")]
+    public int? ScanAgentId { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Enable subnet discovery.")]
+    public SwitchParameter DiscoverSubnet { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Mark subnet as full.")]
+    public SwitchParameter IsFull { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Tag ID for the subnet.")]
+    public int? TagId { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Usage threshold percentage (1-100).")]
+    [ValidateRange(1, 100)]
+    public int? Threshold { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Location ID.")]
+    public int? LocationId { get; set; }
+
+    [Parameter(Mandatory = false, HelpMessage = "Custom fields as a hashtable or PSObject.")]
+    public object? CustomFields { get; set; }
+
+    protected override void ProcessRecord()
+    {
+        try
+        {
+            var identifiers = new[] { Id.ToString() };
+            var body = BuildRequestBody();
+
+            RequestHelper.InvokeRequest(
+                "PATCH", ApiController.Subnets, null, null, body, identifiers
+            ).GetAwaiter().GetResult();
+
+            var subnet = RequestHelper.InvokeRequest(
+                "GET", ApiController.Subnets, ModelType.Subnetwork, null, null, identifiers
+            ).GetAwaiter().GetResult();
+
+            WriteResult(subnet);
+        }
+        catch (Exception ex)
+        {
+            WriteError(new ErrorRecord(ex, "SetSubnetError", ErrorCategory.InvalidOperation, null));
+        }
+    }
+
+    private Dictionary<string, object> BuildRequestBody()
+    {
+        var body = new Dictionary<string, object>();
+
+        if (!string.IsNullOrEmpty(Description)) body["description"] = Description;
+        if (VlanId.HasValue) body["vlanId"] = VlanId.Value;
+        if (VrfId.HasValue) body["vrfId"] = VrfId.Value;
+        if (MasterSubnetId.HasValue) body["masterSubnetId"] = MasterSubnetId.Value;
+        if (NameserverId.HasValue) body["nameserverId"] = NameserverId.Value;
+        if (ShowName.IsPresent) body["showName"] = "1";
+        if (DNSRecursive.IsPresent) body["DNSrecursive"] = "1";
+        if (DNSRecords.IsPresent) body["DNSrecords"] = "1";
+        if (AllowRequests.IsPresent) body["allowRequests"] = "1";
+        if (ScanAgentId.HasValue) body["scanAgent"] = ScanAgentId.Value;
+        if (DiscoverSubnet.IsPresent) body["discoverSubnet"] = "1";
+        if (IsFull.IsPresent) body["isFull"] = "1";
+        if (TagId.HasValue) body["state"] = TagId.Value;
+        if (Threshold.HasValue) body["threshold"] = Threshold.Value;
+        if (LocationId.HasValue) body["location"] = LocationId.Value;
+
+        foreach (var kvp in ConvertCustomFields(CustomFields))
+        {
+            body[kvp.Key] = kvp.Value;
+        }
+
+        return body;
+    }
+}

classlib/Helpers/RequestHelper.cs

@@ -0,0 +1,441 @@
+namespace PS.IPAM.Helpers;
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Management.Automation;
+using System.Net.Http;
+using System.Net.Http.Headers;
+using System.Text;
+using System.Threading.Tasks;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+
+/// <summary>
+/// Helper class for making HTTP requests to the phpIPAM API.
+/// </summary>
+public static class RequestHelper
+{
+    /// <summary>
+    /// Handler for testing - allows injecting a mock HTTP handler.
+    /// </summary>
+    public static HttpMessageHandler? TestHttpHandler { get; set; }
+
+    /// <summary>
+    /// Invokes an HTTP request to the phpIPAM API.
+    /// </summary>
+    /// <param name="method">The HTTP method (GET, POST, PATCH, DELETE).</param>
+    /// <param name="controller">The API controller to call.</param>
+    /// <param name="modelType">The expected model type for response conversion.</param>
+    /// <param name="subController">Optional sub-controller for nested endpoints.</param>
+    /// <param name="parameters">Optional request body parameters.</param>
+    /// <param name="identifiers">Optional path identifiers.</param>
+    /// <param name="ignoreSsl">Whether to ignore SSL certificate errors.</param>
+    /// <returns>The deserialized response data, or null if not found.</returns>
+    public static async Task<object?> InvokeRequestAsync(
+        HttpMethod method,
+        ApiController controller,
+        ModelType? modelType = null,
+        ApiSubController? subController = null,
+        object? parameters = null,
+        string[]? identifiers = null,
+        bool ignoreSsl = false)
+    {
+        EnsureValidSession();
+
+        var session = SessionManager.CurrentSession!;
+        var uri = BuildUri(session, controller, subController, identifiers);
+
+        using var client = SessionManager.CreateHttpClient(ignoreSsl, TestHttpHandler);
+        ConfigureClient(client, session);
+
+        var response = await SendRequestAsync(client, method, uri, parameters);
+
+        if (response == null)
+        {
+            return null;
+        }
+
+        var responseContent = await response.Content.ReadAsStringAsync();
+
+        if (!response.IsSuccessStatusCode)
+        {
+            if (response.StatusCode == System.Net.HttpStatusCode.NotFound)
+            {
+                return null;
+            }
+            throw new HttpRequestException($"Request failed with status {response.StatusCode}");
+        }
+
+        if (string.IsNullOrEmpty(responseContent))
+        {
+            return null;
+        }
+
+        return ParseResponse(responseContent, modelType);
+    }
+
+    /// <summary>
+    /// Overload for backward compatibility using string method names.
+    /// </summary>
+    public static Task<object?> InvokeRequest(
+        string method,
+        ApiController controller,
+        ModelType? modelType = null,
+        ApiSubController? subController = null,
+        object? parameters = null,
+        string[]? identifiers = null,
+        bool ignoreSsl = false)
+    {
+        var httpMethod = method.ToUpperInvariant() switch
+        {
+            "GET" => HttpMethod.Get,
+            "POST" => HttpMethod.Post,
+            "PATCH" => new HttpMethod("PATCH"),
+            "DELETE" => HttpMethod.Delete,
+            "PUT" => HttpMethod.Put,
+            _ => throw new ArgumentException($"Unsupported HTTP method: {method}", nameof(method))
+        };
+
+        return InvokeRequestAsync(httpMethod, controller, modelType, subController, parameters, identifiers, ignoreSsl);
+    }
+
+    /// <summary>
+    /// Refreshes an expired session.
+    /// </summary>
+    public static async Task RefreshSessionAsync()
+    {
+        var session = SessionManager.CurrentSession;
+        if (session == null)
+        {
+            throw new InvalidOperationException("No session available!");
+        }
+
+        var status = SessionManager.GetSessionStatus();
+        if (status == SessionStatus.Valid)
+        {
+            // Just refresh the token
+            await InvokeRequestAsync(new HttpMethod("PATCH"), ApiController.User);
+            return;
+        }
+
+        if (status == SessionStatus.Expired && session.Credentials is PSCredential creds)
+        {
+            await SessionManager.CreateSessionWithCredentialsAsync(
+                session.URL,
+                session.AppID,
+                creds,
+                false
+            );
+        }
+    }
+
+    private static void EnsureValidSession()
+    {
+        var status = SessionManager.GetSessionStatus();
+
+        switch (status)
+        {
+            case SessionStatus.NoSession:
+                throw new InvalidOperationException("No session available!");
+
+            case SessionStatus.Expired:
+                RefreshSessionAsync().GetAwaiter().GetResult();
+                break;
+        }
+    }
+
+    private static string BuildUri(
+        Session session,
+        ApiController controller,
+        ApiSubController? subController,
+        string[]? identifiers)
+    {
+        var controllerName = GetControllerName(controller);
+        var uri = $"{session.URL}/api/{session.AppID}/{controllerName}";
+
+        if (subController.HasValue)
+        {
+            uri += $"/{GetSubControllerName(subController.Value)}";
+        }
+
+        if (identifiers is { Length: > 0 })
+        {
+            uri += $"/{string.Join("/", identifiers)}/";
+        }
+
+        return uri;
+    }
+
+    private static string GetControllerName(ApiController controller) => controller switch
+    {
+        ApiController.User => "user",
+        ApiController.Vlan => "vlan",
+        ApiController.Subnets => "subnets",
+        ApiController.Addresses => "addresses",
+        ApiController.Sections => "sections",
+        ApiController.Vrf => "vrf",
+        ApiController.L2Domains => "l2domains",
+        ApiController.Tools => "tools",
+        _ => throw new ArgumentOutOfRangeException(nameof(controller))
+    };
+
+    private static string GetSubControllerName(ApiSubController subController) => subController switch
+    {
+        ApiSubController.Nameservers => "nameservers",
+        ApiSubController.Tags => "tags",
+        ApiSubController.Devices => "devices",
+        ApiSubController.DeviceTypes => "device_types",
+        ApiSubController.Vlans => "vlans",
+        ApiSubController.Vrfs => "vrfs",
+        ApiSubController.ScanAgents => "scanagents",
+        ApiSubController.Locations => "locations",
+        ApiSubController.Nat => "nat",
+        ApiSubController.Racks => "racks",
+        _ => throw new ArgumentOutOfRangeException(nameof(subController))
+    };
+
+    private static void ConfigureClient(HttpClient client, Session session)
+    {
+        client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
+
+        switch (session.AuthType)
+        {
+            case AuthType.Credentials:
+                client.DefaultRequestHeaders.Add("token", session.Token);
+                break;
+            case AuthType.Token:
+                client.DefaultRequestHeaders.Add("phpipam-token", session.Token);
+                break;
+        }
+    }
+
+    private static async Task<HttpResponseMessage?> SendRequestAsync(
+        HttpClient client,
+        HttpMethod method,
+        string uri,
+        object? parameters)
+    {
+        try
+        {
+            if (method == HttpMethod.Get)
+            {
+                return await client.GetAsync(uri);
+            }
+
+            if (method == HttpMethod.Delete)
+            {
+                return await client.DeleteAsync(uri);
+            }
+
+            var jsonContent = parameters != null ? JsonConvert.SerializeObject(parameters) : "{}";
+            var content = new StringContent(jsonContent, Encoding.UTF8, "application/json");
+
+            if (method == HttpMethod.Post)
+            {
+                return await client.PostAsync(uri, content);
+            }
+
+            // PATCH, PUT, etc.
+            var request = new HttpRequestMessage(method, uri) { Content = content };
+            return await client.SendAsync(request);
+        }
+        catch (HttpRequestException ex) when (ex.Message.Contains("404"))
+        {
+            return null;
+        }
+    }
+
+    private static object? ParseResponse(string responseContent, ModelType? modelType)
+    {
+        var jsonResponse = JsonConvert.DeserializeObject<dynamic>(responseContent);
+        if (jsonResponse == null)
+        {
+            return null;
+        }
+
+        if (!modelType.HasValue)
+        {
+            return jsonResponse.data;
+        }
+
+        return ConvertToTypedObjects(jsonResponse, modelType.Value);
+    }
+
+    private static object? ConvertToTypedObjects(dynamic jsonResponse, ModelType modelType)
+    {
+        if (jsonResponse?.data == null)
+        {
+            return null;
+        }
+
+        var data = jsonResponse.data;
+        if (data is JArray array)
+        {
+            return array.Select(item => ConvertSingleObject(item, modelType)).ToList();
+        }
+
+        return ConvertSingleObject(data, modelType);
+    }
+
+    private static object? ConvertSingleObject(dynamic item, ModelType modelType)
+    {
+        if (item is not JObject jobject)
+        {
+            return null;
+        }
+
+        var customFields = ExtractCustomFields(jobject);
+
+        return modelType switch
+        {
+            ModelType.Address => CreateAddress(jobject, customFields),
+            ModelType.Vlan => CreateVlan(jobject, customFields),
+            ModelType.Subnetwork => CreateSubnetwork(jobject, customFields),
+            ModelType.Vrf => CreateVrf(jobject, customFields),
+            ModelType.Section => CreateSection(jobject),
+            ModelType.Tag => CreateTag(jobject),
+            ModelType.Nameserver => CreateNameserver(jobject),
+            ModelType.Domain => CreateDomain(jobject),
+            _ => jobject.ToObject<object>()
+        };
+    }
+
+    private static Dictionary<string, object>? ExtractCustomFields(JObject jobject)
+    {
+        var customFields = new Dictionary<string, object>();
+        foreach (var prop in jobject.Properties().Where(p => p.Name.StartsWith("custom_")))
+        {
+            customFields[prop.Name] = prop.Value?.ToObject<object>() ?? string.Empty;
+        }
+        return customFields.Count > 0 ? customFields : null;
+    }
+
+    #region Model Factory Methods
+
+    private static Address CreateAddress(JObject obj, Dictionary<string, object>? customFields) => new(
+        obj["id"]?.ToObject<int>() ?? 0,
+        obj["subnetId"]?.ToObject<int>() ?? 0,
+        obj["ip"]?.ToString() ?? "",
+        obj["is_gateway"]?.ToObject<bool>() ?? false,
+        obj["description"]?.ToString() ?? "",
+        obj["hostname"]?.ToString() ?? "",
+        obj["mac"]?.ToString() ?? "",
+        obj["owner"]?.ToString() ?? "",
+        obj["tag"]?.ToObject<int>() ?? 0,
+        obj["deviceId"]?.ToObject<int>() ?? 0,
+        obj["location"]?.ToString() ?? "",
+        obj["port"]?.ToString() ?? "",
+        obj["note"]?.ToString() ?? "",
+        obj["lastSeen"]?.ToObject<DateTime?>(),
+        obj["excludePing"]?.ToObject<bool>() ?? false,
+        obj["PTRignore"]?.ToObject<bool>() ?? false,
+        obj["PTR"]?.ToObject<int>() ?? 0,
+        obj["firewallAddressObject"]?.ToString() ?? "",
+        obj["editDate"]?.ToObject<DateTime?>(),
+        obj["customer_id"]?.ToObject<int>() ?? 0,
+        customFields
+    );
+
+    private static Vlan CreateVlan(JObject obj, Dictionary<string, object>? customFields) => new(
+        obj["vlanId"]?.ToObject<int>() ?? 0,
+        obj["domainId"]?.ToObject<int>() ?? 0,
+        obj["name"]?.ToString() ?? "",
+        obj["number"]?.ToObject<int>() ?? 0,
+        obj["description"]?.ToString() ?? "",
+        obj["editDate"]?.ToObject<DateTime?>(),
+        obj["customer_id"]?.ToObject<int>() ?? 0,
+        customFields
+    );
+
+    private static Subnetwork CreateSubnetwork(JObject obj, Dictionary<string, object>? customFields) => new(
+        obj["id"]?.ToObject<int>() ?? 0,
+        obj["subnet"]?.ToString() ?? "",
+        obj["mask"]?.ToObject<int>() ?? 0,
+        obj["sectionId"]?.ToObject<int>() ?? 0,
+        obj["description"]?.ToString() ?? "",
+        obj["linked_subnet"]?.ToString() ?? "",
+        obj["firewallAddressObject"]?.ToString() ?? "",
+        obj["vrfId"]?.ToObject<int>() ?? 0,
+        obj["masterSubnetId"]?.ToObject<int>() ?? 0,
+        obj["allowRequests"]?.ToObject<bool>() ?? false,
+        obj["vlanId"]?.ToObject<int>() ?? 0,
+        obj["showName"]?.ToObject<bool>() ?? false,
+        obj["deviceId"]?.ToObject<int>() ?? 0,
+        obj["permissions"]?.ToString() ?? "",
+        obj["pingSubnet"]?.ToObject<bool>() ?? false,
+        obj["discoverSubnet"]?.ToObject<bool>() ?? false,
+        obj["resolveDNS"]?.ToObject<bool>() ?? false,
+        obj["DNSrecursive"]?.ToObject<bool>() ?? false,
+        obj["DNSrecords"]?.ToObject<bool>() ?? false,
+        obj["nameserverId"]?.ToObject<int>() ?? 0,
+        obj["scanAgent"]?.ToObject<bool>() ?? false,
+        obj["isFolder"]?.ToObject<bool>() ?? false,
+        obj["isFull"]?.ToObject<bool>() ?? false,
+        obj["isPool"]?.ToObject<bool>() ?? false,
+        obj["state"]?.ToObject<int>() ?? 0,
+        obj["threshold"]?.ToObject<int>() ?? 0,
+        obj["location"]?.ToObject<int>() ?? 0,
+        obj["editDate"]?.ToObject<DateTime?>(),
+        obj["lastScan"]?.ToObject<DateTime?>(),
+        obj["lastDiscovery"]?.ToObject<DateTime?>(),
+        obj["calculation"]?.ToObject<object>() ?? new object(),
+        customFields
+    );
+
+    private static Vrf CreateVrf(JObject obj, Dictionary<string, object>? customFields) => new(
+        obj["id"]?.ToObject<int>() ?? 0,
+        obj["name"]?.ToString() ?? "",
+        obj["rd"]?.ToString() ?? "",
+        obj["description"]?.ToString() ?? "",
+        obj["sections"]?.ToString() ?? "",
+        obj["editDate"]?.ToObject<DateTime?>(),
+        customFields
+    );
+
+    private static Section CreateSection(JObject obj) => new(
+        obj["id"]?.ToObject<int>() ?? 0,
+        obj["name"]?.ToString() ?? "",
+        obj["description"]?.ToString() ?? "",
+        obj["masterSection"]?.ToObject<int>() ?? 0,
+        obj["permissions"]?.ToString() ?? "",
+        obj["strictMode"]?.ToObject<bool>() ?? false,
+        obj["subnetOrdering"]?.ToString() ?? "",
+        obj["order"]?.ToObject<int>() ?? 0,
+        obj["editDate"]?.ToObject<DateTime?>(),
+        obj["showSubnet"]?.ToObject<bool>() ?? false,
+        obj["showVlan"]?.ToObject<bool>() ?? false,
+        obj["showVRF"]?.ToObject<bool>() ?? false,
+        obj["showSupernetOnly"]?.ToObject<bool>() ?? false,
+        obj["DNS"]?.ToObject<int>() ?? 0
+    );
+
+    private static Tag CreateTag(JObject obj) => new(
+        obj["id"]?.ToObject<int>() ?? 0,
+        obj["type"]?.ToString() ?? "",
+        obj["showtag"]?.ToObject<bool>() ?? false,
+        obj["bgcolor"]?.ToString() ?? "",
+        obj["fgcolor"]?.ToString() ?? "",
+        obj["compress"]?.ToString() ?? "",
+        obj["locked"]?.ToString() ?? "",
+        obj["updateTag"]?.ToObject<bool>() ?? false
+    );
+
+    private static Nameserver CreateNameserver(JObject obj) => new(
+        obj["id"]?.ToObject<int>() ?? 0,
+        obj["name"]?.ToString() ?? "",
+        obj["nameservers"]?.ToString() ?? "",
+        obj["description"]?.ToString() ?? "",
+        obj["permissions"]?.ToString() ?? "",
+        obj["editDate"]?.ToObject<DateTime?>()
+    );
+
+    private static Domain CreateDomain(JObject obj) => new(
+        obj["id"]?.ToObject<int>() ?? 0,
+        obj["name"]?.ToString() ?? "",
+        obj["description"]?.ToString() ?? "",
+        obj["sections"]?.ToString() ?? ""
+    );
+
+    #endregion
+}

classlib/Helpers/SessionManager.cs

@@ -0,0 +1,165 @@
+namespace PS.IPAM.Helpers;
+
+using System;
+using System.Management.Automation;
+using System.Net.Http;
+using System.Net.Http.Headers;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.Threading.Tasks;
+using Newtonsoft.Json;
+
+/// <summary>
+/// Manages phpIPAM API sessions including creation, validation, and lifecycle.
+/// </summary>
+public static class SessionManager
+{
+    private static Session? _currentSession;
+
+    /// <summary>
+    /// Gets or sets the current active session.
+    /// </summary>
+    public static Session? CurrentSession
+    {
+        get => _currentSession;
+        set => _currentSession = value;
+    }
+
+    /// <summary>
+    /// Tests the current session status.
+    /// </summary>
+    /// <returns>The session status indicating validity or issues.</returns>
+    public static SessionStatus GetSessionStatus()
+    {
+        if (_currentSession == null)
+        {
+            return SessionStatus.NoSession;
+        }
+
+        if (_currentSession.Expires == null)
+        {
+            return SessionStatus.Valid;
+        }
+
+        return _currentSession.Expires < DateTime.Now
+            ? SessionStatus.Expired
+            : SessionStatus.Valid;
+    }
+
+    /// <summary>
+    /// Creates a new session using username/password credentials.
+    /// </summary>
+    /// <param name="url">The phpIPAM server URL.</param>
+    /// <param name="appId">The API application ID.</param>
+    /// <param name="credentials">The PowerShell credential object.</param>
+    /// <param name="ignoreSsl">Whether to ignore SSL certificate errors.</param>
+    /// <returns>The created session.</returns>
+    public static async Task<Session> CreateSessionWithCredentialsAsync(
+        string url,
+        string appId,
+        PSCredential credentials,
+        bool ignoreSsl = false)
+    {
+        var uri = $"{url}/api/{appId}/user";
+        var auth = Convert.ToBase64String(
+            Encoding.UTF8.GetBytes($"{credentials.UserName}:{GetPasswordString(credentials)}"));
+
+        using var client = CreateHttpClient(ignoreSsl);
+        client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
+        client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Basic", auth);
+
+        var response = await client.PostAsync(uri, null);
+        var content = await response.Content.ReadAsStringAsync();
+        var jsonResponse = JsonConvert.DeserializeObject<dynamic>(content);
+
+        if (jsonResponse?.success != true)
+        {
+            throw new InvalidOperationException(
+                jsonResponse?.error?.ToString() ?? "Failed to create session");
+        }
+
+        var token = jsonResponse.data.token.ToString();
+        var expires = DateTime.Parse(jsonResponse.data.expires.ToString());
+
+        _currentSession = new Session(
+            AuthType.Credentials,
+            token,
+            appId,
+            url,
+            expires,
+            credentials
+        );
+
+        return _currentSession;
+    }
+
+    /// <summary>
+    /// Creates a new session using a static API token.
+    /// </summary>
+    /// <param name="url">The phpIPAM server URL.</param>
+    /// <param name="appId">The API application ID.</param>
+    /// <param name="token">The API token.</param>
+    /// <returns>The created session.</returns>
+    public static Session CreateSessionWithToken(string url, string appId, string token)
+    {
+        _currentSession = new Session(
+            AuthType.Token,
+            token,
+            appId,
+            url,
+            null,
+            null
+        );
+
+        return _currentSession;
+    }
+
+    /// <summary>
+    /// Closes the current session and clears session data.
+    /// </summary>
+    public static void CloseSession()
+    {
+        _currentSession = null;
+    }
+
+    /// <summary>
+    /// Creates an HttpClient with optional SSL bypass.
+    /// </summary>
+    /// <param name="ignoreSsl">Whether to ignore SSL certificate errors.</param>
+    /// <param name="handler">Optional custom message handler for testing.</param>
+    /// <returns>A configured HttpClient instance.</returns>
+    public static HttpClient CreateHttpClient(bool ignoreSsl = false, HttpMessageHandler? handler = null)
+    {
+        if (handler != null)
+        {
+            return new HttpClient(handler);
+        }
+
+        if (ignoreSsl)
+        {
+            var sslHandler = new HttpClientHandler
+            {
+                ServerCertificateCustomValidationCallback = (_, _, _, _) => true
+            };
+            return new HttpClient(sslHandler);
+        }
+
+        return new HttpClient();
+    }
+
+    /// <summary>
+    /// Extracts the plain text password from a PSCredential object.
+    /// </summary>
+    private static string GetPasswordString(PSCredential credential)
+    {
+        var ptr = Marshal.SecureStringToBSTR(credential.Password);
+        try
+        {
+            return Marshal.PtrToStringBSTR(ptr);
+        }
+        finally
+        {
+            Marshal.ZeroFreeBSTR(ptr);
+        }
+    }
+}

classlib/IsExternalInit.cs

@@ -0,0 +1,23 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+// This file provides the IsExternalInit type required for using C# 9 records
+// in projects targeting .NET Standard 2.1 or earlier.
+
+#if !NET5_0_OR_GREATER
+
+namespace System.Runtime.CompilerServices
+{
+    using System.ComponentModel;
+
+    /// <summary>
+    /// Reserved to be used by the compiler for tracking metadata.
+    /// This class should not be used by developers in source code.
+    /// </summary>
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    internal static class IsExternalInit
+    {
+    }
+}
+
+#endif

classlib/class/address.cs

@@ -1,77 +1,35 @@
-namespace PS.IPAM;
+namespace PS.IPAM;
+
 using System;
+using System.Collections.Generic;
 
+/// <summary>
+/// Represents an IP address entry in phpIPAM.
+/// </summary>
 [Serializable]
-public class Address {
+public sealed record Address(
-    public int Id { get; }
+    int Id,
-    public int SubnetId { get; }
+    int SubnetId,
-    public string Ip { get; }
+    string Ip,
-    public bool IsGateway { get; }
+    bool IsGateway,
-    public string Description { get; }
+    string Description,
-    public string Hostname { get; }
+    string Hostname,
-    public string MAC { get; }
+    string MAC,
-    public string Owner { get; }
+    string Owner,
-    public int TagId { get; }
+    int TagId,
-    public int DeviceId { get; }
+    int DeviceId,
-    public string Location { get; }
+    string Location,
-    public string Port { get; }
+    string Port,
-    public string Note { get; }
+    string Note,
-    public DateTime? LastSeen { get; }
+    DateTime? LastSeen,
-    public bool ExcludePing { get; }
+    bool ExcludePing,
-    public bool PTRignore { get; }
+    bool PTRIgnore,
-    public int PTR { get; }
-    public string FirewallAddressObject { get; }
-    public DateTime? EditDate { get; }
-    public int CustomerId { get; }
-    public Object? ExtendedData { get; }
-    
-    public Address(
-        int id,
-        int subnetId,
-        string ip,
-        bool is_gateway,
-        string description,
-        string hostname,
-        string mac,
-        string owner,
-        int tag,
-        int deviceId,
-        string location,
-        string port,
-        string note,
-        DateTime? lastSeen,
-        bool excludePing,
-        bool PTRignore,
     int PTR,
-        string firewallAddressObject,
+    string FirewallAddressObject,
-        DateTime? editDate,
+    DateTime? EditDate,
-        int customer_id,
+    int CustomerId,
-        Object? extendedData
+    Dictionary<string, object>? ExtendedData = null
-    ) {
+)
-        this.Id                    = id;
+{
-        this.SubnetId              = subnetId;
+    public override string ToString() => Ip;
-        this.Ip                    = ip;
-        this.IsGateway             = is_gateway;
-        this.Description           = description;
-        this.Hostname              = hostname;
-        this.MAC                   = mac;
-        this.Owner                 = owner;
-        this.TagId                 = tag;
-        this.DeviceId              = deviceId;
-        this.Location              = location;
-        this.Port                  = port;
-        this.Note                  = note;
-        this.EditDate              = lastSeen;
-        this.ExcludePing           = excludePing;
-        this.PTRignore             = PTRignore;
-        this.PTR                   = PTR;
-        this.FirewallAddressObject = firewallAddressObject;
-        this.EditDate              = editDate;
-        this.CustomerId            = customer_id;
-        this.ExtendedData          = extendedData;
-    }
-
-    public override string ToString() {
-        return this.Ip;
-    }
 }

classlib/class/domain.cs

@@ -1,27 +1,17 @@
 namespace PS.IPAM;
+
 using System;
 
+/// <summary>
+/// Represents an L2 domain in phpIPAM.
+/// </summary>
 [Serializable]
-public class Domain {
+public sealed record Domain(
-    public int Id { get; }
+    int Id,
-    public string Name { get; }
+    string Name,
-    public string Description { get; }
+    string Description,
-    public string Sections { get; }
+    string Sections
-
+)
-    public Domain (
+{
-        int id,
+    public override string ToString() => Name;
-        string name,
-        string description,
-        string sections
-    ) {
-        this.Id          = id;
-        this.Name        = name;
-        this.Description = description;
-        this.Sections    = sections;
-    }
-
-    public override string ToString()
-    {
-        return this.Name;
-    }
 }

classlib/class/nameserver.cs

@@ -1,8 +1,13 @@
 namespace PS.IPAM;
+
 using System;
 
+/// <summary>
+/// Represents a nameserver configuration in phpIPAM.
+/// </summary>
 [Serializable]
-public class Nameserver {
+public sealed record Nameserver
+{
     public int Id { get; }
     public string Name { get; }
     public string[] NameServers { get; }
@@ -16,13 +21,15 @@ public class Nameserver {
         string nameServers,
         string description,
         string permissions,
-        DateTime? editDate
+        DateTime? editDate)
-    ) {
+    {
-        this.Id          = id;
+        Id = id;
-        this.Name        = name;
+        Name = name;
-        this.NameServers = nameServers.Split(new char[] {';'});
+        NameServers = nameServers?.Split(';', StringSplitOptions.RemoveEmptyEntries) ?? Array.Empty<string>();
-        this.Description = description;
+        Description = description;
-        this.Permissions = permissions;
+        Permissions = permissions;
-        this.EditDate    = editDate;
+        EditDate = editDate;
     }
+
+    public override string ToString() => Name;
 }

classlib/class/section.cs

@@ -1,57 +1,27 @@
 namespace PS.IPAM;
+
 using System;
 
+/// <summary>
+/// Represents a section in phpIPAM that organizes subnets.
+/// </summary>
 [Serializable]
-public class Section {
+public sealed record Section(
-    public int Id { get; }
+    int Id,
-    public string Name { get; }
+    string Name,
-    public string Description { get; }
+    string Description,
-    public int MasterSectionId { get; }
+    int MasterSectionId,
-    public string Permissions { get; }
+    string Permissions,
-    public bool StrictMode { get; }
+    bool StrictMode,
-    public string SubnetOrdering { get; }
+    string SubnetOrdering,
-    public int Order { get; }
+    int Order,
-    public DateTime? EditDate { get; }
+    DateTime? EditDate,
-    public bool ShowSubnet { get; }
+    bool ShowSubnet,
-    public bool ShowVlan { get; }
+    bool ShowVlan,
-    public bool ShowVRF { get; }
+    bool ShowVRF,
-    public bool ShowSupernetOnly { get; }
+    bool ShowSupernetOnly,
-    public int DNSId { get; }
+    int DNSId
-
+)
-    public Section (
+{
-        int id,
+    public override string ToString() => Name;
-        string name,
-        string description,
-        int masterSectionId,
-        string permissions,
-        bool strictMode,
-        string subnetOrdering,
-        int order,
-        DateTime? editDate,
-        bool showSubnet,
-        bool showVlan,
-        bool showVRF,
-        bool showSupernetOnly,
-        int dnsId
-    ) {
-        this.Id               = id;
-        this.Name             = name;
-        this.Description      = description;
-        this.MasterSectionId  = masterSectionId;
-        this.Permissions      = permissions;
-        this.StrictMode       = strictMode;
-        this.SubnetOrdering   = subnetOrdering;
-        this.Order            = order;
-        this.EditDate         = editDate;
-        this.ShowSubnet       = showSubnet;
-        this.ShowVlan         = showVlan;
-        this.ShowVRF          = showVRF;
-        this.ShowSupernetOnly = showSupernetOnly;
-        this.DNSId            = dnsId;
-    }
-
-    public override string ToString()
-    {
-        return this.Name;
-    }
 }

classlib/class/session.cs

@@ -1,32 +1,27 @@
 namespace PS.IPAM;
+
 using System;
 
+/// <summary>
+/// Represents an authenticated session with phpIPAM API.
+/// </summary>
 [Serializable]
-public class Session {
+public sealed record Session(
-    public AuthType AuthType { get; }
+    AuthType AuthType,
-    public string Token { get; }
+    string Token,
-    public string AppID { get; }
+    string AppID,
-    public string URL { get; }
+    string URL,
-    public DateTime? Expires { get; }
+    DateTime? Expires,
-    public Object? Credentials { get; }
+    object? Credentials
-    public Session(
+)
-        AuthType authType,
+{
-        string token,
+    /// <summary>
-        string appId,
+    /// Gets or sets the current authentication token.
-        string url,
+    /// </summary>
-        DateTime? expires,
+    public string Token { get; set; } = Token;
-        Object? credentials
-    ) {
-        AuthType    = authType;
-        Token       = token;
-        AppID       = appId;
-        URL         = url;
-        Expires     = expires;
-        Credentials = credentials;
-    }
 
-    public override string ToString()
+    /// <summary>
-    {
+    /// Gets or sets the token expiration time.
-        return base.ToString();
+    /// </summary>
-    }
+    public DateTime? Expires { get; set; } = Expires;
 }

classlib/class/subnet.cs

@@ -1,114 +1,51 @@
 namespace PS.IPAM;
+
 using System;
+using System.Collections.Generic;
 
+/// <summary>
+/// Represents a subnet/network in phpIPAM.
+/// </summary>
 [Serializable]
-public class Subnetwork {
+public sealed record Subnetwork(
-    public int Id { get; }
+    int Id,
-    public string Subnet { get; }
+    string Subnet,
-    public int Mask { get; }
+    int Mask,
-    public int SectionId { get; }
+    int SectionId,
-    public string Description { get; }
+    string Description,
-    public string LinkedSubnet { get; }
+    string LinkedSubnet,
-    public string FirewallAddressObject { get; }
+    string FirewallAddressObject,
-    public int VrfId { get; }
+    int VrfId,
-    public int MasterSubnetId { get; }
+    int MasterSubnetId,
-    public bool AllowRequests { get; }
+    bool AllowRequests,
-    public int VlanId { get; }
+    int VlanId,
-    public bool ShowName { get; }
+    bool ShowName,
-    public int DeviceId { get; }
+    int DeviceId,
-    public string Permissions { get; }
+    string Permissions,
-    public bool PingSubnet { get; }
+    bool PingSubnet,
-    public bool DiscoverSubnet { get; }
+    bool DiscoverSubnet,
-    public bool ResolveDNS { get; }
+    bool ResolveDNS,
-    public bool DNSRecursive { get; }
+    bool DNSRecursive,
-    public bool DNSRecords { get; }
+    bool DNSRecords,
-    public int NameserverId { get; }
+    int NameserverId,
-    public bool ScanAgent { get; }
+    bool ScanAgent,
-    public bool IsFolder { get; }
+    bool IsFolder,
-    public bool IsFull { get; }
+    bool IsFull,
-    public bool IsPool { get; }
+    bool IsPool,
-    public int TagId { get; }
+    int TagId,
-    public int Threshold { get; }
+    int Threshold,
-    public int LocationId { get; }
+    int LocationId,
-    public DateTime? EditDate { get; }
+    DateTime? EditDate,
-    public DateTime? LastScan { get; }
+    DateTime? LastScan,
-    public DateTime? LastDiscovery { get; }
+    DateTime? LastDiscovery,
-    public Object Calculation { get; }
+    object Calculation,
-    public Object? ExtendedData { get; }
+    Dictionary<string, object>? ExtendedData = null
-    public Subnetwork(
+)
-        int id,
+{
-        string subnet,
+    /// <summary>
-        int mask,
+    /// Gets the subnet in CIDR notation (e.g., "192.168.1.0/24").
-        int sectionId,
+    /// </summary>
-        string description,
+    public string CIDR => $"{Subnet}/{Mask}";
-        string linkedSubnet,
-        string firewallAddressObject,
-        int vrfId,
-        int masterSubnetId,
-        bool allowRequests,
-        int vlanId,
-        bool showName,
-        int deviceId,
-        string permissions,
-        bool pingSubnet,
-        bool discoverSubnet,
-        bool resolveDNS,
-        bool dnsRecursive,
-        bool dnsRecords,
-        int nameserverId,
-        bool scanAgent,
-        bool isFolder,
-        bool isFull,
-        bool isPool,
-        int tagId,
-        int threshold,
-        int locationId,
-        DateTime? editDate,
-        DateTime? lastScan,
-        DateTime? lastDiscovery,
-        Object calculation,
-        Object? custom_fields
-    ) {
-        this.Id                    = id;
-        this.Subnet                = subnet;
-        this.Mask                  = mask;
-        this.SectionId             = sectionId;
-        this.Description           = description;
-        this.LinkedSubnet          = linkedSubnet;
-        this.FirewallAddressObject = firewallAddressObject;
-        this.VrfId                 = vrfId;
-        this.MasterSubnetId        = masterSubnetId;
-        this.AllowRequests         = allowRequests;
-        this.VlanId                = vlanId;
-        this.ShowName              = showName;
-        this.DeviceId              = deviceId;
-        this.Permissions           = permissions;
-        this.PingSubnet            = pingSubnet;
-        this.DiscoverSubnet        = discoverSubnet;
-        this.ResolveDNS            = resolveDNS;
-        this.DNSRecursive          = dnsRecursive;
-        this.DNSRecords            = dnsRecords;
-        this.NameserverId          = nameserverId;
-        this.ScanAgent             = scanAgent;
-        this.IsFolder              = isFolder;
-        this.IsFull                = isFull;
-        this.IsPool                = isPool;
-        this.TagId                 = tagId;
-        this.Threshold             = threshold;
-        this.LocationId            = locationId;
-        this.EditDate              = editDate;
-        this.LastScan              = lastScan;
-        this.LastDiscovery         = lastDiscovery;
-        this.Calculation           = calculation;
-        this.ExtendedData          = custom_fields;
-    }
 
-    public string GetCIDR() {
+    public override string ToString() => CIDR;
-        return $"{this.Subnet}/{this.Mask}";
-    }
-
-    public override string ToString()
-    {
-        return this.GetCIDR();
-    }
 }

classlib/class/tag.cs

@@ -1,45 +1,21 @@
 namespace PS.IPAM;
+
 using System;
 
+/// <summary>
+/// Represents an address tag in phpIPAM.
+/// </summary>
 [Serializable]
-public class Tag {
+public sealed record Tag(
-    public int Id { get; }
+    int Id,
-    public string Type { get; }
+    string Type,
-    public bool ShowTag { get; }
+    bool ShowTag,
-    public string BGColor { get; }
+    string BackgroundColor,
-    public string FGColor { get; }
+    string ForegroundColor,
-    public bool Compress { get; }
+    string Compress,
-    public bool Locked { get; }
+    string Locked,
-    public bool UpdateTag { get; }
+    bool UpdateTag
-
+)
-    public Tag(
+{
-        int id,
+    public override string ToString() => Type;
-        string type,
-        bool showTag,
-        string BGColor,
-        string FGColor,
-        string compress,
-        string locked,
-        bool updateTag
-    ) {
-        this.Id        = id;
-        this.Type      = type;
-        this.ShowTag   = showTag;
-        this.BGColor   = BGColor;
-        this.FGColor   = FGColor;
-        this.Compress  = this.StringToBool(compress);
-        this.Locked    = this.StringToBool(locked);
-        this.UpdateTag = updateTag;
-    }
-
-    public override string ToString() {
-        return this.Type;
-    }
-
-    private bool StringToBool(string str) {
-        if (str == "Yes") {
-            return true;
-        }
-        return false;
-    }
 }

classlib/class/vlan.cs

@@ -1,39 +1,27 @@
 namespace PS.IPAM;
+
 using System;
-using System.Dynamic;
+using System.Collections.Generic;
 
+/// <summary>
+/// Represents a VLAN in phpIPAM.
+/// </summary>
 [Serializable]
-public class Vlan : DynamicObject {
+public sealed record Vlan(
-    public int Id { get; }
+    int Id,
-    public int DomainId { get; }
+    int DomainId,
-    public string Name { get; }
+    string Name,
-    public int Number { get; }
+    int Number,
-    public string Description { get; }
+    string Description,
-    public DateTime? EditDate { get; }
+    DateTime? EditDate,
-    public int CustomerId { get; }
+    int CustomerId,
-    public Object? ExtendedData { get; }
+    Dictionary<string, object>? ExtendedData = null
-    public Vlan (
+)
-        int vlanId,
+{
-        int domainId,
+    /// <summary>
-        string name,
+    /// Alias for Id to maintain API compatibility.
-        int number,
+    /// </summary>
-        string description,
+    public int VlanId => Id;
-        DateTime? editDate,
-        int customer_id,
-        Object? custom_fields
-    ) {
-        this.Id           = vlanId;
-        this.DomainId     = domainId;
-        this.Name         = name;
-        this.Number       = number;
-        this.Description  = description;
-        this.EditDate     = editDate;
-        this.CustomerId   = customer_id;
-        this.ExtendedData = custom_fields;
-    }
 
-    public override string ToString()
+    public override string ToString() => Number.ToString();
-    {
-        return $"{this.Number}";
-    }
 }

classlib/class/vrf.cs

@@ -1,35 +1,21 @@
 namespace PS.IPAM;
+
 using System;
+using System.Collections.Generic;
 
+/// <summary>
+/// Represents a VRF (Virtual Routing and Forwarding) instance in phpIPAM.
+/// </summary>
 [Serializable]
-public class Vrf {
+public sealed record Vrf(
-    public int Id { get; }
+    int Id,
-    public string Name { get; }
+    string Name,
-    public string RouteDistinguisher { get; }
+    string RouteDistinguisher,
-    public string Description { get; }
+    string Description,
-    public string Sections { get; }
+    string Sections,
-    public DateTime? EditDate { get; }
+    DateTime? EditDate,
-    public Object? ExtendedData { get; }
+    Dictionary<string, object>? ExtendedData = null
-
+)
-    public Vrf(
+{
-        int id,
+    public override string ToString() => Name;
-        string name,
-        string rd,
-        string description,
-        string sections,
-        DateTime? editDate,
-        Object? custom_fields
-    ) {
-        this.Id                 = id;
-        this.Name               = name;
-        this.RouteDistinguisher = rd;
-        this.Description        = description;
-        this.Sections           = sections;
-        this.EditDate           = editDate;
-        this.ExtendedData       = custom_fields;
-    }
-    public override string ToString()
-    {
-        return this.Name;
-    }
 }

classlib/classlib.csproj

@@ -5,6 +5,14 @@
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <LangVersion>latest</LangVersion>
+    <AssemblyName>ps.ipam</AssemblyName>
+    <RootNamespace>PS.IPAM</RootNamespace>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="PowerShellStandard.Library" Version="5.1.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
+  </ItemGroup>
+
 </Project>

classlib/enum/SessionStatus.cs

@@ -0,0 +1,22 @@
+namespace PS.IPAM;
+
+/// <summary>
+/// Represents the current status of an API session.
+/// </summary>
+public enum SessionStatus
+{
+    /// <summary>
+    /// No session exists or no token is available.
+    /// </summary>
+    NoSession,
+
+    /// <summary>
+    /// The session token has expired.
+    /// </summary>
+    Expired,
+
+    /// <summary>
+    /// The session is valid and ready for use.
+    /// </summary>
+    Valid
+}

classlib/enum/authType.cs

@@ -1,8 +1,20 @@
 namespace PS.IPAM;
+
 using System;
 
+/// <summary>
+/// Specifies the authentication method for phpIPAM API.
+/// </summary>
 [Serializable]
-public enum AuthType {
+public enum AuthType
-    credentials,
+{
-    token
+    /// <summary>
+    /// Authentication using username and password credentials.
+    /// </summary>
+    Credentials,
+
+    /// <summary>
+    /// Authentication using a static API token.
+    /// </summary>
+    Token
 }

classlib/enum/controllers.cs

@@ -1,14 +1,19 @@
 namespace PS.IPAM;
+
 using System;
 
+/// <summary>
+/// Represents the main API controllers in phpIPAM.
+/// </summary>
 [Serializable]
-public enum controllers {
+public enum ApiController
-    user,
+{
-    vlan,
+    User,
-    subnets,
+    Vlan,
-    addresses,
+    Subnets,
-    sections,
+    Addresses,
-    vrf,
+    Sections,
-    l2domains,
+    Vrf,
-    tools
+    L2Domains,
+    Tools
 }

classlib/enum/subcontrollers.cs

@@ -1,16 +1,21 @@
 namespace PS.IPAM;
+
 using System;
 
+/// <summary>
+/// Represents sub-controllers/endpoints within main API controllers.
+/// </summary>
 [Serializable]
-public enum subcontrollers {
+public enum ApiSubController
-    nameservers,
+{
-    tags,
+    Nameservers,
-    devices,
+    Tags,
-    device_types,
+    Devices,
-    vlans,
+    DeviceTypes,
-    vrfs,
+    Vlans,
-    scanagents,
+    Vrfs,
-    locations,
+    ScanAgents,
-    nat,
+    Locations,
-    racks
+    Nat,
+    Racks
 }

classlib/enum/types.cs

@@ -1,8 +1,13 @@
 namespace PS.IPAM;
+
 using System;
 
+/// <summary>
+/// Represents the model types returned by the phpIPAM API.
+/// </summary>
 [Serializable]
-public enum types {
+public enum ModelType
+{
     Address,
     Domain,
     Section,

functions/public/New-Address.ps1

@@ -47,16 +47,28 @@ function New-Address {
         Port.
     #>
     [OutputType([PS.IPAM.address])]
-    [CmdletBinding()]
+    [CmdletBinding(DefaultParameterSetName="BySubnetId")]
     param (
         [parameter(
             Mandatory=$true,
             ValueFromPipeline=$true,
             ValueFromPipelineByPropertyName=$true,
-            Position=0)]
+            Position=0,
+            ParameterSetName="BySubnetId"
+        )]
         [ValidateNotNullOrEmpty()]
         [int]
         $SubnetId,
+        [Parameter(
+            Mandatory=$true,
+            ValueFromPipeline=$true,
+            ValueFromPipelineByPropertyName=$true,
+            Position=0,
+            ParameterSetName="BySubnetObject"
+        )]
+        [ValidateNotNullOrEmpty()]
+        [ps.ipam.subnetwork]
+        $SubnetObject,
         [parameter(
             Mandatory=$true,
             ValueFromPipeline=$true,
@@ -175,8 +187,19 @@ function New-Address {
             Method     = "POST"
         }
 
+        switch ($PSCmdlet.ParameterSetName) {
+            "BySubnetId" {
+                $_subnetId = $SubnetId
+                break
+            }
+            "BySubnetObject" {
+                $_subnetId = $SubnetObject.id
+                break
+            }
+        }
+
         $_body = @{
-            subnetId  = $SubnetId
+            subnetId  = $_subnetId
             ip        = $Ip
         }
         if ($Gateway)        { $_body.Add("is_gateway", "1") }

ps.ipam.psd1

@@ -6,7 +6,7 @@
 #
 
 @{
-    RootModule = 'ps.ipam.psm1'
+    RootModule = 'ps.ipam.dll'
     ModuleVersion = '2.0'
     GUID = 'cd573493-4245-4073-a238-fab2251d78d0'
     Author = 'Nikolay Tatarinov'
@@ -15,14 +15,14 @@
     PowerShellVersion = '5.1'
 
     RequiredAssemblies = @(
-        'classlib\bin\Release\netstandard2.1\publish\classlib.dll'
+        'ps.ipam.dll'
     )
 
     TypesToProcess = @(
         'types\types.ps1xml'
     )
 
-    FunctionsToExport = @(
+    CmdletsToExport = @(
         'Assign-Tag',
         'Close-Session',
         'New-Session',
@@ -41,6 +41,7 @@
         'New-Address',
         'New-FirstFreeIP',
         'Set-Address',
+        'Set-Subnet',
         'Remove-Address'
     )
     # Aliases to export from this module, for best performance, do not use wildcards and do not delete the entry, use an empty array if there are no aliases to export.