import logging

from fastapi import APIRouter, Depends, HTTPException
from sqlalchemy.orm import Session

from app.core.auth_dependency import require_session
from app.db import get_db
from app.services import sync
from app.services.google_oauth import OAuthNotConnected
from app.services.youtube_client import YouTubeAPIError, YouTubeQuotaExceeded

logger = logging.getLogger(__name__)

router = APIRouter(dependencies=[Depends(require_session)])


@router.post("/sync/subscriptions")
def sync_subscriptions(db: Session = Depends(get_db)) -> dict:
    try:
        return sync.sync_subscriptions(db)
    except sync.SyncInProgress:
        raise HTTPException(status_code=409, detail="Subscriptions sync already in progress")
    except OAuthNotConnected:
        raise HTTPException(status_code=400, detail="Google account is not connected")
    except YouTubeQuotaExceeded:
        raise HTTPException(status_code=503, detail="YouTube API quota exhausted")
    except YouTubeAPIError as exc:
        raise HTTPException(status_code=502, detail=f"YouTube API error: {exc}")


@router.post("/sync/videos")
def sync_videos(db: Session = Depends(get_db)) -> dict:
    try:
        return sync.sync_videos(db)
    except sync.SyncInProgress:
        raise HTTPException(status_code=409, detail="Videos sync already in progress")
    except OAuthNotConnected:
        raise HTTPException(status_code=400, detail="Google account is not connected")
    except YouTubeQuotaExceeded:
        raise HTTPException(status_code=503, detail="YouTube API quota exhausted")
    except YouTubeAPIError as exc:
        raise HTTPException(status_code=502, detail=f"YouTube API error: {exc}")


@router.get("/sync/status")
def sync_status(db: Session = Depends(get_db)) -> dict:
    return {
        "subscriptions": sync.get_subscriptions_sync_status(db),
        "videos": sync.get_videos_sync_status(db),
    }