import pytest
from unittest.mock import AsyncMock
from types import SimpleNamespace
from httpx import ASGITransport, AsyncClient
from naliiabotapi.main import app
from naliiabotapi.api.dependencies import get_agent


class TestWebhookChatBot:
    """Tests for WebhookChatBot."""

    @pytest.mark.anyio
    async def tests_webhook_success(self, send_message_payload):
        """Test that the webhook endpoint returns a successful response.

        Se crea un `mock_agent` con `ainvoke` mockeado y se inyecta
        mediante `app.dependency_overrides` antes de realizar la petición.
        """
        mock_agent = SimpleNamespace()
        mock_agent.ainvoke = AsyncMock(
            return_value={"messages": [SimpleNamespace(content="Respuesta mock")]}
        )

        app.dependency_overrides[get_agent] = lambda: mock_agent

        async with AsyncClient(
            transport=ASGITransport(app=app), base_url="http://localhost:8010"
        ) as client:
            response = await client.post("/webhook", json=send_message_payload)

        app.dependency_overrides.pop(get_agent, None)

        assert response.status_code == 200
        assert response.json().get("reply") == "Respuesta mock"