"""Tests for the sources API endpoint."""

import os
from unittest.mock import AsyncMock, MagicMock, patch

import pytest
from fastapi.testclient import TestClient

from open_notebook.config import UPLOADS_FOLDER
from open_notebook.domain.notebook import Source


@pytest.fixture
def client():
    """Create test client after environment variables have been cleared by conftest."""
    from api.main import app

    return TestClient(app)


class TestAsyncSourceAssetPersistence:
    """Tests for #627 - asset is persisted before async processing.

    These tests hit the real create_source endpoint with mocked DB/command
    calls, verifying that the Source saved to the database has the correct
    asset set *before* async processing begins.
    """

    @pytest.mark.asyncio
    @patch("api.routers.sources.CommandService.submit_command_job", new_callable=AsyncMock)
    @patch("api.routers.sources.Source.add_to_notebook", new_callable=AsyncMock)
    @patch("api.routers.sources.Notebook.get", new_callable=AsyncMock)
    async def test_async_link_source_persists_url_asset(
        self, mock_nb_get, mock_add_nb, mock_submit, client
    ):
        """POST /sources with type=link and async_processing=true persists Asset(url=...)."""
        mock_nb_get.return_value = MagicMock()
        mock_submit.return_value = "command:123"

        saved_sources = []

        async def capture_save(self_source):
            saved_sources.append(self_source)
            self_source.id = "source:fake"
            self_source.command = None

        with patch.object(Source, "save", autospec=True, side_effect=capture_save):
            response = client.post(
                "/api/sources",
                data={
                    "type": "link",
                    "url": "https://example.com/article",
                    "notebooks": '["notebook:1"]',
                    "async_processing": "true",
                },
            )

        assert response.status_code == 200
        assert len(saved_sources) >= 1

        source = saved_sources[0]
        assert source.asset is not None
        assert source.asset.url == "https://example.com/article"
        assert source.asset.file_path is None

    @pytest.mark.asyncio
    @patch("api.routers.sources.CommandService.submit_command_job", new_callable=AsyncMock)
    @patch("api.routers.sources.Source.add_to_notebook", new_callable=AsyncMock)
    @patch("api.routers.sources.Notebook.get", new_callable=AsyncMock)
    @patch("api.routers.sources.save_uploaded_file", new_callable=AsyncMock)
    async def test_async_upload_source_persists_file_asset(
        self, mock_upload, mock_nb_get, mock_add_nb, mock_submit, client
    ):
        """POST /sources with type=upload and async_processing=true persists Asset(file_path=...)."""
        mock_nb_get.return_value = MagicMock()
        mock_upload.return_value = os.path.join(os.path.abspath(UPLOADS_FOLDER), "video.mp4")
        mock_submit.return_value = "command:123"

        saved_sources = []

        async def capture_save(self_source):
            saved_sources.append(self_source)
            self_source.id = "source:fake"
            self_source.command = None

        with patch.object(Source, "save", autospec=True, side_effect=capture_save):
            response = client.post(
                "/api/sources",
                data={
                    "type": "upload",
                    "notebooks": '["notebook:1"]',
                    "async_processing": "true",
                },
                files={"file": ("video.mp4", b"fake content", "video/mp4")},
            )

        assert response.status_code == 200
        assert len(saved_sources) >= 1

        source = saved_sources[0]
        assert source.asset is not None
        assert source.asset.file_path == os.path.join(os.path.abspath(UPLOADS_FOLDER), "video.mp4")
        assert source.asset.url is None

    @pytest.mark.asyncio
    @patch("api.routers.sources.CommandService.submit_command_job", new_callable=AsyncMock)
    @patch("api.routers.sources.Source.add_to_notebook", new_callable=AsyncMock)
    @patch("api.routers.sources.Notebook.get", new_callable=AsyncMock)
    async def test_async_text_source_has_no_asset(
        self, mock_nb_get, mock_add_nb, mock_submit, client
    ):
        """POST /sources with type=text and async_processing=true has asset=None."""
        mock_nb_get.return_value = MagicMock()
        mock_submit.return_value = "command:123"

        saved_sources = []

        async def capture_save(self_source):
            saved_sources.append(self_source)
            self_source.id = "source:fake"
            self_source.command = None

        with patch.object(Source, "save", autospec=True, side_effect=capture_save):
            response = client.post(
                "/api/sources",
                data={
                    "type": "text",
                    "content": "Some text content",
                    "notebooks": '["notebook:1"]',
                    "async_processing": "true",
                },
            )

        assert response.status_code == 200
        assert len(saved_sources) >= 1

        source = saved_sources[0]
        assert source.asset is None


if __name__ == "__main__":
    pytest.main([__file__, "-v"])