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));
        }
    }
}