import pytest
from unittest.mock import MagicMock, patch, AsyncMock
import asyncio
from gui_2 import App
from events import UserRequestEvent

@pytest.fixture
def mock_gui():
    with (
        patch('gui_2.load_config', return_value={
            "ai": {"provider": "gemini", "model": "model-1"},
            "projects": {"paths": [], "active": ""},
            "gui": {"show_windows": {}}
        }),
        patch('gui_2.project_manager.load_project', return_value={}),
        patch('gui_2.project_manager.migrate_from_legacy_config', return_value={}),
        patch('gui_2.project_manager.save_project'),
        patch('gui_2.session_logger.open_session'),
        patch('gui_2.App._init_ai_and_hooks'),
        patch('gui_2.App._fetch_models')
    ):
        gui = App()
        return gui

def test_handle_generate_send_pushes_event(mock_gui):
    # Mock _do_generate to return sample data
    mock_gui._do_generate = MagicMock(return_value=(
        "full_md", "path", [], "stable_md", "disc_text"
    ))
    mock_gui.ui_ai_input = "test prompt"
    mock_gui.ui_files_base_dir = "."
    
    # Mock event_queue.put
    mock_gui.event_queue.put = MagicMock()
    
    # We need to mock asyncio.run_coroutine_threadsafe to immediately execute
    with patch('asyncio.run_coroutine_threadsafe') as mock_run:
        mock_gui._handle_generate_send()
        
        # Verify run_coroutine_threadsafe was called
        assert mock_run.called
        
        # Verify the call to event_queue.put was correct
        # This is a bit tricky since the first arg to run_coroutine_threadsafe 
        # is the coroutine returned by event_queue.put().
        # Let's verify that the call to put occurred.
        mock_gui.event_queue.put.assert_called_once()
        args, kwargs = mock_gui.event_queue.put.call_args
        assert args[0] == "user_request"
        event = args[1]
        assert isinstance(event, UserRequestEvent)
        assert event.prompt == "test prompt"
        assert event.stable_md == "stable_md"
        assert event.disc_text == "disc_text"
        assert event.base_dir == "."

def test_user_request_event_payload():
    payload = UserRequestEvent(
        prompt="hello",
        stable_md="md",
        file_items=[],
        disc_text="disc",
        base_dir="."
    )
    
    d = payload.to_dict()
    assert d["prompt"] == "hello"
    assert d["stable_md"] == "md"
    assert d["file_items"] == []
    assert d["disc_text"] == "disc"
    assert d["base_dir"] == "."

@pytest.mark.asyncio
async def test_async_event_queue():
    from events import AsyncEventQueue
    q = AsyncEventQueue()
    await q.put("test_event", {"data": 123})
    name, payload = await q.get()
    assert name == "test_event"
    assert payload["data"] == 123