"""Dashboard router — media counts, per-library breakdown, now-playing."""

from __future__ import annotations

from typing import Any

from fastapi import APIRouter, Depends

from dependencies import get_jellyfin_client, get_user_id
from clients.jellyfin import JellyfinClient

router = APIRouter(prefix="/api/dashboard", tags=["dashboard"])


@router.get("/counts")
def get_counts(
    client: JellyfinClient = Depends(get_jellyfin_client),
    user_id: str = Depends(get_user_id),
) -> dict[str, int]:
    """Return total movie/series/episode counts."""
    return client.media_counts(user_id)


@router.get("/libraries")
def get_library_counts(
    client: JellyfinClient = Depends(get_jellyfin_client),
    user_id: str = Depends(get_user_id),
) -> list[dict[str, Any]]:
    """Return per-library item counts broken down by type."""
    libraries = client.libraries(user_id)
    return client.library_item_counts(user_id, libraries)


@router.get("/now-playing")
def get_now_playing(
    client: JellyfinClient = Depends(get_jellyfin_client),
) -> list[dict[str, Any]]:
    """Return currently active playback sessions with transcode info."""
    sessions = client.active_sessions()
    results = []
    for session in sessions:
        item = session.get("NowPlayingItem") or {}
        play_state = session.get("PlayState") or {}
        transcoding = session.get("TranscodingInfo") or {}

        series = item.get("SeriesName") or ""
        title = f"{series} - {item.get('Name', '')}" if series else item.get("Name", "Unknown")

        is_transcoding = bool(transcoding)
        transcode_type = []
        if is_transcoding:
            if transcoding.get("IsVideoDirect") is False:
                transcode_type.append("video")
            if transcoding.get("IsAudioDirect") is False:
                transcode_type.append("audio")
            if not transcode_type:
                transcode_type.append("active")

        results.append({
            "user": session.get("UserName") or "Unknown",
            "title": title,
            "type": item.get("Type", ""),
            "state": "paused" if play_state.get("IsPaused") else "playing",
            "transcoding": "yes" if is_transcoding else "no",
            "transcoding_type": ", ".join(transcode_type),
            "device": session.get("DeviceName") or session.get("Client") or "",
            "session_id": session.get("Id") or "",
        })
    return results