"""Tests for FastAPI app /api/duties."""

import time
from unittest.mock import patch

import pytest
from fastapi.testclient import TestClient

import config
from api.app import app
from tests.test_telegram_auth import _make_init_data


@pytest.fixture
def client():
    return TestClient(app)


def test_duties_invalid_date_format(client):
    r = client.get("/api/duties", params={"from": "2025-01-01", "to": "invalid"})
    assert r.status_code == 400
    assert "YYYY-MM-DD" in r.json()["detail"]


def test_duties_from_after_to(client):
    r = client.get("/api/duties", params={"from": "2025-02-01", "to": "2025-01-01"})
    assert r.status_code == 400
    assert "from" in r.json()["detail"].lower() or "позже" in r.json()["detail"]


@patch("api.app._is_private_client")
@patch("api.app.config.MINI_APP_SKIP_AUTH", False)
def test_duties_403_without_init_data_from_public_client(mock_private, client):
    """Without initData and without private IP / skip-auth, should get 403."""
    mock_private.return_value = False  # simulate public client
    r = client.get(
        "/api/duties",
        params={"from": "2025-01-01", "to": "2025-01-31"},
    )
    assert r.status_code == 403


@patch("api.app.config.MINI_APP_SKIP_AUTH", True)
@patch("api.app._fetch_duties_response")
def test_duties_200_when_skip_auth(mock_fetch, client):
    mock_fetch.return_value = []
    r = client.get(
        "/api/duties",
        params={"from": "2025-01-01", "to": "2025-01-31"},
    )
    assert r.status_code == 200
    assert r.json() == []
    mock_fetch.assert_called_once_with("2025-01-01", "2025-01-31")


@patch("api.app.validate_init_data_with_reason")
def test_duties_403_when_init_data_invalid(mock_validate, client):
    mock_validate.return_value = (None, "hash_mismatch")
    r = client.get(
        "/api/duties",
        params={"from": "2025-01-01", "to": "2025-01-31"},
        headers={"X-Telegram-Init-Data": "some=data&hash=abc"},
    )
    assert r.status_code == 403
    detail = r.json()["detail"]
    assert "авторизации" in detail or "Неверные" in detail or "Неверная" in detail


@patch("api.app.validate_init_data_with_reason")
@patch("api.app.config.can_access_miniapp")
def test_duties_403_when_username_not_allowed(mock_can_access, mock_validate, client):
    mock_validate.return_value = ("someuser", "ok")
    mock_can_access.return_value = False
    with patch("api.app._fetch_duties_response") as mock_fetch:
        r = client.get(
            "/api/duties",
            params={"from": "2025-01-01", "to": "2025-01-31"},
            headers={"X-Telegram-Init-Data": "user=xxx&hash=yyy"},
        )
    assert r.status_code == 403
    assert "Доступ запрещён" in r.json()["detail"]
    mock_fetch.assert_not_called()


@patch("api.app.validate_init_data_with_reason")
@patch("api.app.config.can_access_miniapp")
def test_duties_200_with_allowed_user(mock_can_access, mock_validate, client):
    mock_validate.return_value = ("alloweduser", "ok")
    mock_can_access.return_value = True
    with patch("api.app._fetch_duties_response") as mock_fetch:
        mock_fetch.return_value = [
            {
                "id": 1,
                "user_id": 10,
                "start_at": "2025-01-15T09:00:00Z",
                "end_at": "2025-01-15T18:00:00Z",
                "full_name": "Иван Иванов",
            }
        ]
        r = client.get(
            "/api/duties",
            params={"from": "2025-01-01", "to": "2025-01-31"},
            headers={"X-Telegram-Init-Data": "user=xxx&hash=yyy"},
        )
    assert r.status_code == 200
    assert len(r.json()) == 1
    assert r.json()[0]["full_name"] == "Иван Иванов"
    mock_fetch.assert_called_once_with("2025-01-01", "2025-01-31")


def test_duties_e2e_auth_real_validation(client, monkeypatch):
    """E2E: valid initData + allowlist, no mocks on validate_init_data_with_reason; full auth path."""
    test_token = "123:ABC"
    test_username = "e2euser"
    monkeypatch.setattr(config, "BOT_TOKEN", test_token)
    monkeypatch.setattr(config, "ALLOWED_USERNAMES", {test_username})
    monkeypatch.setattr(config, "ADMIN_USERNAMES", set())
    monkeypatch.setattr(config, "INIT_DATA_MAX_AGE_SECONDS", 0)
    init_data = _make_init_data(
        {"id": 1, "username": test_username},
        test_token,
        auth_date=int(time.time()),
    )
    with patch("api.app._fetch_duties_response") as mock_fetch:
        mock_fetch.return_value = []
        r = client.get(
            "/api/duties",
            params={"from": "2025-01-01", "to": "2025-01-31"},
            headers={"X-Telegram-Init-Data": init_data},
        )
    assert r.status_code == 200
    assert r.json() == []
    mock_fetch.assert_called_once_with("2025-01-01", "2025-01-31")