from __future__ import annotations

import uuid
from types import SimpleNamespace
from unittest.mock import AsyncMock

import pytest

from cpv3.modules.tasks.schemas import CaptionsGenerateRequest, TaskWebhookEvent
from cpv3.modules.tasks.service import TaskService


@pytest.mark.asyncio
async def test_submit_captions_generate_reuses_existing_active_job() -> None:
    service = TaskService(session=AsyncMock())
    existing_job_id = uuid.uuid4()
    existing_job = SimpleNamespace(
        id=existing_job_id,
        status="RUNNING",
    )

    service._find_duplicate_active_job = AsyncMock(return_value=existing_job)
    service._submit_task = AsyncMock()

    response = await service.submit_captions_generate(
        requester=SimpleNamespace(id=uuid.uuid4()),
        request=CaptionsGenerateRequest(
            video_s3_path="projects/test/video.mp4",
            folder="output_files",
            transcription_id=uuid.uuid4(),
            project_id=uuid.uuid4(),
            preset_id=uuid.uuid4(),
        ),
    )

    assert response.job_id == existing_job_id
    assert response.status == "RUNNING"
    assert response.webhook_url.endswith(f"/api/tasks/webhook/{existing_job_id}/")
    service._submit_task.assert_not_awaited()


@pytest.mark.asyncio
async def test_record_webhook_event_ignores_cancelled_job() -> None:
    cancelled_job = SimpleNamespace(
        id=uuid.uuid4(),
        status="CANCELLED",
    )
    job_repo = SimpleNamespace(
        get_by_id=AsyncMock(return_value=cancelled_job),
        update=AsyncMock(),
    )
    event_repo = SimpleNamespace(create=AsyncMock())

    service = TaskService(session=AsyncMock())
    service._job_repo = job_repo
    service._event_repo = event_repo

    result = await service.record_webhook_event(
        job_id=cancelled_job.id,
        event=TaskWebhookEvent(
            status="DONE",
            current_message="Готово",
            output_data={"output_path": "projects/test/output.mp4"},
        ),
    )

    assert result is cancelled_job
    job_repo.update.assert_not_awaited()
    event_repo.create.assert_not_awaited()


@pytest.mark.asyncio
async def test_cancel_job_marks_job_cancelled_and_keeps_record() -> None:
    job_id = uuid.uuid4()
    user_id = uuid.uuid4()
    job = SimpleNamespace(
        id=job_id,
        status="PENDING",
        broker_id="default:redis-message-id",
        job_type="CAPTIONS_GENERATE",
        user_id=user_id,
    )
    cancelled_job = SimpleNamespace(
        id=job_id,
        status="CANCELLED",
        broker_id="default:redis-message-id",
        job_type="CAPTIONS_GENERATE",
        user_id=user_id,
        current_message="Отменено пользователем",
    )

    service = TaskService(session=AsyncMock())
    service._job_repo = SimpleNamespace(update=AsyncMock(return_value=cancelled_job))
    service._event_repo = SimpleNamespace(create=AsyncMock())
    service._cancel_dramatiq_message = AsyncMock()
    service._cancel_caption_render = AsyncMock()
    service._create_cancellation_notification = AsyncMock()
    service._sync_project_workspace_after_webhook = AsyncMock()

    result = await service.cancel_job(job)

    assert result is cancelled_job
    service._job_repo.update.assert_awaited_once()
    service._event_repo.create.assert_awaited_once()
    service._cancel_dramatiq_message.assert_awaited_once_with(job.broker_id)
    service._cancel_caption_render.assert_awaited_once_with(job)
    service._create_cancellation_notification.assert_awaited_once_with(cancelled_job)
    service._sync_project_workspace_after_webhook.assert_awaited_once_with(cancelled_job)


@pytest.mark.asyncio
async def test_record_webhook_event_updates_progress_for_conversion_job() -> None:
    job = SimpleNamespace(
        id=uuid.uuid4(),
        status="RUNNING",
        job_type="MEDIA_CONVERT",
        project_id=uuid.uuid4(),
        user_id=None,
    )
    updated_job = SimpleNamespace(**job.__dict__, project_pct=52.5)
    job_repo = SimpleNamespace(
        get_by_id=AsyncMock(return_value=job),
        update=AsyncMock(return_value=updated_job),
    )
    event_repo = SimpleNamespace(create=AsyncMock())

    service = TaskService(session=AsyncMock())
    service._job_repo = job_repo
    service._event_repo = event_repo
    service._sync_project_workspace_after_webhook = AsyncMock()

    result = await service.record_webhook_event(
        job_id=job.id,
        event=TaskWebhookEvent(
            progress_pct=52.5,
            current_message="Конвертация видео",
        ),
    )

    update_call = job_repo.update.await_args.args[1]
    event_call = event_repo.create.await_args.args[0]

    assert result is updated_job
    assert update_call.project_pct == 52.5
    assert update_call.current_message == "Конвертация видео"
    assert event_call.event_type == "progress"
    assert event_call.payload["progress_pct"] == 52.5


@pytest.mark.asyncio
async def test_record_webhook_event_syncs_workspace_for_completed_supported_job() -> None:
    job = SimpleNamespace(
        id=uuid.uuid4(),
        status="RUNNING",
        job_type="SILENCE_DETECT",
        user_id=None,
        project_id=uuid.uuid4(),
        output_data={"silent_segments": []},
    )
    updated_job = SimpleNamespace(**{**job.__dict__, "status": "DONE"})
    job_repo = SimpleNamespace(
        get_by_id=AsyncMock(return_value=job),
        update=AsyncMock(return_value=updated_job),
    )
    event_repo = SimpleNamespace(create=AsyncMock())

    service = TaskService(session=AsyncMock())
    service._job_repo = job_repo
    service._event_repo = event_repo
    service._sync_project_workspace_after_webhook = AsyncMock()

    result = await service.record_webhook_event(
        job_id=job.id,
        event=TaskWebhookEvent(
            status="DONE",
            current_message="Готово",
            output_data={"silent_segments": []},
        ),
    )

    assert result is updated_job
    service._sync_project_workspace_after_webhook.assert_awaited_once_with(updated_job)


@pytest.mark.asyncio
async def test_record_webhook_event_projects_workspace_after_done_job() -> None:
    job = SimpleNamespace(
        id=uuid.uuid4(),
        status="RUNNING",
        job_type="MEDIA_CONVERT",
        project_id=uuid.uuid4(),
        user_id=None,
        output_data={"file_path": "users/test/converted.mp4"},
    )
    updated_job = SimpleNamespace(
        **{
            **job.__dict__,
            "status": "DONE",
            "output_data": {
                "file_path": "users/test/converted.mp4",
                "file_id": "00000000-0000-4000-a000-000000000777",
            },
        }
    )
    job_repo = SimpleNamespace(
        get_by_id=AsyncMock(return_value=job),
        update=AsyncMock(return_value=updated_job),
    )
    event_repo = SimpleNamespace(create=AsyncMock())
    workspace_service = SimpleNamespace(handle_job_update=AsyncMock())

    service = TaskService(session=AsyncMock())
    service._job_repo = job_repo
    service._event_repo = event_repo
    service._save_convert_artifacts = AsyncMock(return_value=updated_job)
    service._get_project_workspace_service = lambda: workspace_service

    result = await service.record_webhook_event(
        job_id=job.id,
        event=TaskWebhookEvent(
            status="DONE",
            current_message="Готово",
            output_data={"file_path": "users/test/converted.mp4"},
        ),
    )

    assert result is updated_job
    service._save_convert_artifacts.assert_awaited_once_with(updated_job)
    workspace_service.handle_job_update.assert_awaited_once_with(job=updated_job)