"""Tests for the Jellyseerr stats provider + generic stat widget source."""

from __future__ import annotations

import asyncio
from unittest.mock import MagicMock, patch

from media_library_viewer_api.widgets.jellyseerr_stats import JellyseerrStatsProvider
from media_library_viewer_api.widgets.sources import ServiceRecord, StatsWidgetSource
from media_library_viewer_api.widgets.stats_provider import (
    StatValue,
    get_stats_provider,
)


def _service(
    *,
    jellyseerr_url: str = "https://js.example.com",
    jellyseerr_api_key: str = "key",
) -> ServiceRecord:
    return ServiceRecord(
        id="svc-jf",
        service_type="jellyfin",
        name="Jellyfin",
        config={"jellyseerr_url": jellyseerr_url, "jellyseerr_api_key": jellyseerr_api_key},
        secrets={},
        enabled=True,
    )


_COUNTS = {"total": 5, "pending": 2, "approved": 1, "declined": 0, "processing": 1, "available": 1}
_RECENT = [{"id": 1, "name": "Inception", "status": "pending", "media_status": "available"}]


def test_provider_registered_for_jellyfin():
    assert isinstance(get_stats_provider("jellyfin"), JellyseerrStatsProvider)


def test_provider_returns_normalized_stats_and_recent():
    provider = JellyseerrStatsProvider(ttl=0)
    fake = MagicMock()
    fake.request_count.return_value = _COUNTS
    fake.recent_requests.return_value = _RECENT
    with patch("media_library_viewer_api.widgets.jellyseerr_stats._jellyseer_client", return_value=fake):
        result = provider.fetch_stats(_service())
    assert [s.key for s in result.stats] == [
        "total",
        "pending",
        "approved",
        "declined",
        "processing",
        "available",
    ]
    by_key = {s.key: s.value for s in result.stats}
    assert by_key["pending"] == 2 and by_key["total"] == 5
    assert result.recent == _RECENT


def test_provider_not_configured_returns_detail():
    provider = JellyseerrStatsProvider()
    result = provider.fetch_stats(_service(jellyseerr_url="", jellyseerr_api_key=""))
    assert result.stats == []
    assert "not configured" in (result.detail or "").lower()


def test_provider_caches_within_ttl():
    provider = JellyseerrStatsProvider(ttl=10)
    fake = MagicMock()
    fake.request_count.return_value = _COUNTS
    fake.recent_requests.return_value = _RECENT
    with patch("media_library_viewer_api.widgets.jellyseerr_stats._jellyseer_client", return_value=fake):
        provider.fetch_stats(_service())
        provider.fetch_stats(_service())  # served from cache
    assert fake.request_count.call_count == 1


def test_stat_widget_returns_selected_value():
    src = StatsWidgetSource()
    result = MagicMock()
    result.detail = None
    result.stats = [StatValue("total", "Total", 5), StatValue("pending", "Pending", 2)]
    result.recent = []
    provider = MagicMock()
    provider.fetch_stats.return_value = result
    with patch("media_library_viewer_api.widgets.sources.get_stats_provider", return_value=provider):
        data = asyncio.run(src.fetch(_service(), "stat", {"stat": "pending"}))
    assert data == {"key": "pending", "label": "Pending", "value": 2}


def test_stats_overview_widget_returns_all_stats_and_recent():
    src = StatsWidgetSource()
    result = MagicMock()
    result.detail = None
    result.stats = [StatValue("total", "Total", 5), StatValue("pending", "Pending", 2)]
    result.recent = _RECENT
    provider = MagicMock()
    provider.fetch_stats.return_value = result
    with patch("media_library_viewer_api.widgets.sources.get_stats_provider", return_value=provider):
        data = asyncio.run(src.fetch(_service(), "stats_overview", {}))
    assert data["stats"] == [
        {"key": "total", "label": "Total", "value": 5},
        {"key": "pending", "label": "Pending", "value": 2},
    ]
    assert data["recent"] == _RECENT


def test_stat_widget_unknown_stat_returns_error():
    src = StatsWidgetSource()
    result = MagicMock()
    result.detail = None
    result.stats = [StatValue("total", "Total", 5)]
    result.recent = []
    provider = MagicMock()
    provider.fetch_stats.return_value = result
    with patch("media_library_viewer_api.widgets.sources.get_stats_provider", return_value=provider):
        data = asyncio.run(src.fetch(_service(), "stat", {"stat": "nope"}))
    assert "error" in data