591 lines
22 KiB
Python
Executable File
591 lines
22 KiB
Python
Executable File
from fastapi import APIRouter, HTTPException, Request
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from fastapi.responses import JSONResponse
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import json
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import traceback
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import logging # Added logging import
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import uuid # For generating error task IDs
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import time # For timestamps
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from routes.utils.celery_queue_manager import download_queue_manager
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from routes.utils.celery_tasks import (
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store_task_info,
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store_task_status,
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ProgressState,
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) # For error task creation
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import threading # For playlist watch trigger
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# Imports from playlist_watch.py
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from routes.utils.watch.db import (
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add_playlist_to_watch as add_playlist_db,
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remove_playlist_from_watch as remove_playlist_db,
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get_watched_playlist,
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get_watched_playlists,
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add_specific_tracks_to_playlist_table,
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remove_specific_tracks_from_playlist_table,
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is_track_in_playlist_db, # Added import
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)
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from routes.utils.get_info import get_spotify_info # Already used, but ensure it's here
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from routes.utils.watch.manager import (
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check_watched_playlists,
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get_watch_config,
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) # For manual trigger & config
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from routes.utils.errors import DuplicateDownloadError
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logger = logging.getLogger(__name__) # Added logger initialization
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router = APIRouter()
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def construct_spotify_url(item_id: str, item_type: str = "track") -> str:
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"""Construct a Spotify URL for a given item ID and type."""
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return f"https://open.spotify.com/{item_type}/{item_id}"
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@router.get("/download/{playlist_id}")
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async def handle_download(playlist_id: str, request: Request):
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# Retrieve essential parameters from the request.
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# name = request.args.get('name') # Removed
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# artist = request.args.get('artist') # Removed
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orig_params = dict(request.query_params)
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# Construct the URL from playlist_id
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url = construct_spotify_url(playlist_id, "playlist")
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orig_params["original_url"] = str(request.url) # Update original_url to the constructed one
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# Fetch metadata from Spotify using optimized function
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try:
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from routes.utils.get_info import get_playlist_metadata
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playlist_info = get_playlist_metadata(playlist_id)
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if (
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not playlist_info
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or not playlist_info.get("name")
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or not playlist_info.get("owner")
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):
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return JSONResponse(
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content={
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"error": f"Could not retrieve metadata for playlist ID: {playlist_id}"
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},
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status_code=404
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)
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name_from_spotify = playlist_info.get("name")
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# Use owner's display_name as the 'artist' for playlists
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owner_info = playlist_info.get("owner", {})
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artist_from_spotify = owner_info.get("display_name", "Unknown Owner")
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except Exception as e:
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return JSONResponse(
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content={
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"error": f"Failed to fetch metadata for playlist {playlist_id}: {str(e)}"
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},
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status_code=500
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)
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# Validate required parameters
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if not url: # This check might be redundant now but kept for safety
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return JSONResponse(
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content={"error": "Missing required parameter: url"},
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status_code=400
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)
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try:
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task_id = download_queue_manager.add_task(
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{
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"download_type": "playlist",
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"url": url,
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"name": name_from_spotify, # Use fetched name
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"artist": artist_from_spotify, # Use fetched owner name as artist
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"orig_request": orig_params,
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}
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)
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except DuplicateDownloadError as e:
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return JSONResponse(
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content={
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"error": "Duplicate download detected.",
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"existing_task": e.existing_task,
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},
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status_code=409
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)
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except Exception as e:
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# Generic error handling for other issues during task submission
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error_task_id = str(uuid.uuid4())
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store_task_info(
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error_task_id,
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{
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"download_type": "playlist",
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"url": url,
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"name": name_from_spotify, # Use fetched name
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"artist": artist_from_spotify, # Use fetched owner name as artist
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"original_request": orig_params,
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"created_at": time.time(),
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"is_submission_error_task": True,
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},
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)
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store_task_status(
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error_task_id,
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{
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"status": ProgressState.ERROR,
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"error": f"Failed to queue playlist download: {str(e)}",
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"timestamp": time.time(),
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},
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)
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return JSONResponse(
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content={
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"error": f"Failed to queue playlist download: {str(e)}",
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"task_id": error_task_id,
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},
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status_code=500
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)
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return JSONResponse(
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content={"task_id": task_id},
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status_code=202
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)
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@router.get("/download/cancel")
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async def cancel_download(request: Request):
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"""
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Cancel a running playlist download process by its task id.
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"""
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task_id = request.query_params.get("task_id")
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if not task_id:
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return JSONResponse(
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content={"error": "Missing task id (task_id) parameter"},
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status_code=400
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)
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# Use the queue manager's cancellation method.
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result = download_queue_manager.cancel_task(task_id)
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status_code = 200 if result.get("status") == "cancelled" else 404
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return JSONResponse(content=result, status_code=status_code)
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@router.get("/info")
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async def get_playlist_info(request: Request):
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"""
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Retrieve Spotify playlist metadata given a Spotify playlist ID.
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Expects a query parameter 'id' that contains the Spotify playlist ID.
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"""
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spotify_id = request.query_params.get("id")
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include_tracks = request.query_params.get("include_tracks", "false").lower() == "true"
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if not spotify_id:
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return JSONResponse(
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content={"error": "Missing parameter: id"},
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status_code=400
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)
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try:
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# Use the optimized playlist info function
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from routes.utils.get_info import get_playlist_info_optimized
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playlist_info = get_playlist_info_optimized(spotify_id, include_tracks=include_tracks)
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# If playlist_info is successfully fetched, check if it's watched
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# and augment track items with is_locally_known status
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if playlist_info and playlist_info.get("id"):
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watched_playlist_details = get_watched_playlist(playlist_info["id"])
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if watched_playlist_details: # Playlist is being watched
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if playlist_info.get("tracks") and playlist_info["tracks"].get("items"):
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for item in playlist_info["tracks"]["items"]:
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if item and item.get("track") and item["track"].get("id"):
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track_id = item["track"]["id"]
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item["track"]["is_locally_known"] = is_track_in_playlist_db(
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playlist_info["id"], track_id
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)
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elif item and item.get(
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"track"
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): # Track object exists but no ID
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item["track"]["is_locally_known"] = False
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# If not watched, or no tracks, is_locally_known will not be added, or tracks won't exist to add it to.
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# Frontend should handle absence of this key as false.
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return JSONResponse(
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content=playlist_info, status_code=200
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)
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except Exception as e:
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error_data = {"error": str(e), "traceback": traceback.format_exc()}
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return JSONResponse(content=error_data, status_code=500)
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@router.get("/metadata")
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async def get_playlist_metadata(request: Request):
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"""
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Retrieve only Spotify playlist metadata (no tracks) to avoid rate limiting.
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Expects a query parameter 'id' that contains the Spotify playlist ID.
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"""
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spotify_id = request.query_params.get("id")
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if not spotify_id:
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return JSONResponse(
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content={"error": "Missing parameter: id"},
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status_code=400
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)
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try:
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# Use the optimized playlist metadata function
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from routes.utils.get_info import get_playlist_metadata
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playlist_metadata = get_playlist_metadata(spotify_id)
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return JSONResponse(
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content=playlist_metadata, status_code=200
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)
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except Exception as e:
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error_data = {"error": str(e), "traceback": traceback.format_exc()}
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return JSONResponse(content=error_data, status_code=500)
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@router.get("/tracks")
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async def get_playlist_tracks(request: Request):
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"""
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Retrieve playlist tracks with pagination support for progressive loading.
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Expects query parameters: 'id' (playlist ID), 'limit' (optional), 'offset' (optional).
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"""
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spotify_id = request.query_params.get("id")
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limit = int(request.query_params.get("limit", 50))
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offset = int(request.query_params.get("offset", 0))
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if not spotify_id:
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return JSONResponse(
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content={"error": "Missing parameter: id"},
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status_code=400
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)
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try:
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# Use the optimized playlist tracks function
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from routes.utils.get_info import get_playlist_tracks
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tracks_data = get_playlist_tracks(spotify_id, limit=limit, offset=offset)
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return JSONResponse(
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content=tracks_data, status_code=200
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)
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except Exception as e:
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error_data = {"error": str(e), "traceback": traceback.format_exc()}
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return JSONResponse(content=error_data, status_code=500)
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@router.put("/watch/{playlist_spotify_id}")
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async def add_to_watchlist(playlist_spotify_id: str):
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"""Adds a playlist to the watchlist."""
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watch_config = get_watch_config()
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if not watch_config.get("enabled", False):
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raise HTTPException(status_code=403, detail={"error": "Watch feature is currently disabled globally."})
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logger.info(f"Attempting to add playlist {playlist_spotify_id} to watchlist.")
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try:
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# Check if already watched
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if get_watched_playlist(playlist_spotify_id):
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return {"message": f"Playlist {playlist_spotify_id} is already being watched."}
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# Fetch playlist details from Spotify to populate our DB
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from routes.utils.get_info import get_playlist_metadata
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playlist_data = get_playlist_metadata(playlist_spotify_id)
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if not playlist_data or "id" not in playlist_data:
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logger.error(
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f"Could not fetch details for playlist {playlist_spotify_id} from Spotify."
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)
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raise HTTPException(
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status_code=404,
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detail={
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"error": f"Could not fetch details for playlist {playlist_spotify_id} from Spotify."
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}
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)
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add_playlist_db(playlist_data) # This also creates the tracks table
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# REMOVED: Do not add initial tracks directly to DB.
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# The playlist watch manager will pick them up as new and queue downloads.
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# Tracks will be added to DB only after successful download via Celery task callback.
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# initial_track_items = playlist_data.get('tracks', {}).get('items', [])
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# if initial_track_items:
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# from routes.utils.watch.db import add_tracks_to_playlist_db # Keep local import for clarity
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# add_tracks_to_playlist_db(playlist_spotify_id, initial_track_items)
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logger.info(
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f"Playlist {playlist_spotify_id} added to watchlist. Its tracks will be processed by the watch manager."
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)
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return {
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"message": f"Playlist {playlist_spotify_id} added to watchlist. Tracks will be processed shortly."
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}
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except HTTPException:
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raise
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except Exception as e:
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logger.error(
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f"Error adding playlist {playlist_spotify_id} to watchlist: {e}",
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exc_info=True,
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)
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raise HTTPException(status_code=500, detail={"error": f"Could not add playlist to watchlist: {str(e)}"})
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@router.get("/watch/{playlist_spotify_id}/status")
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async def get_playlist_watch_status(playlist_spotify_id: str):
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"""Checks if a specific playlist is being watched."""
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logger.info(f"Checking watch status for playlist {playlist_spotify_id}.")
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try:
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playlist = get_watched_playlist(playlist_spotify_id)
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if playlist:
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return {"is_watched": True, "playlist_data": playlist}
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else:
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# Return 200 with is_watched: false, so frontend can clearly distinguish
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# between "not watched" and an actual error fetching status.
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return {"is_watched": False}
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except Exception as e:
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logger.error(
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f"Error checking watch status for playlist {playlist_spotify_id}: {e}",
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exc_info=True,
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)
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raise HTTPException(status_code=500, detail={"error": f"Could not check watch status: {str(e)}"})
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@router.delete("/watch/{playlist_spotify_id}")
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async def remove_from_watchlist(playlist_spotify_id: str):
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"""Removes a playlist from the watchlist."""
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watch_config = get_watch_config()
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if not watch_config.get("enabled", False):
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raise HTTPException(status_code=403, detail={"error": "Watch feature is currently disabled globally."})
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logger.info(f"Attempting to remove playlist {playlist_spotify_id} from watchlist.")
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try:
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if not get_watched_playlist(playlist_spotify_id):
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raise HTTPException(
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status_code=404,
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detail={"error": f"Playlist {playlist_spotify_id} not found in watchlist."}
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)
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remove_playlist_db(playlist_spotify_id)
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logger.info(
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f"Playlist {playlist_spotify_id} removed from watchlist successfully."
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)
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return {"message": f"Playlist {playlist_spotify_id} removed from watchlist."}
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except HTTPException:
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raise
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except Exception as e:
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logger.error(
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f"Error removing playlist {playlist_spotify_id} from watchlist: {e}",
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exc_info=True,
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)
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raise HTTPException(
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status_code=500,
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detail={"error": f"Could not remove playlist from watchlist: {str(e)}"}
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)
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@router.post("/watch/{playlist_spotify_id}/tracks")
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async def mark_tracks_as_known(playlist_spotify_id: str, request: Request):
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"""Fetches details for given track IDs and adds/updates them in the playlist's local DB table."""
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watch_config = get_watch_config()
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if not watch_config.get("enabled", False):
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raise HTTPException(
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status_code=403,
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detail={
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"error": "Watch feature is currently disabled globally. Cannot mark tracks."
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}
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)
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logger.info(
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f"Attempting to mark tracks as known for playlist {playlist_spotify_id}."
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)
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try:
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track_ids = await request.json()
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if not isinstance(track_ids, list) or not all(
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isinstance(tid, str) for tid in track_ids
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):
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raise HTTPException(
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status_code=400,
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detail={
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"error": "Invalid request body. Expecting a JSON array of track Spotify IDs."
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}
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)
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if not get_watched_playlist(playlist_spotify_id):
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raise HTTPException(
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status_code=404,
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detail={"error": f"Playlist {playlist_spotify_id} is not being watched."}
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)
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fetched_tracks_details = []
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for track_id in track_ids:
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try:
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track_detail = get_spotify_info(track_id, "track")
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if track_detail and track_detail.get("id"):
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fetched_tracks_details.append(track_detail)
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else:
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logger.warning(
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f"Could not fetch details for track {track_id} when marking as known for playlist {playlist_spotify_id}."
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)
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except Exception as e:
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logger.error(
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f"Failed to fetch Spotify details for track {track_id}: {e}"
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)
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if not fetched_tracks_details:
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return {
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"message": "No valid track details could be fetched to mark as known.",
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"processed_count": 0,
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}
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add_specific_tracks_to_playlist_table(
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playlist_spotify_id, fetched_tracks_details
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)
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logger.info(
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f"Successfully marked/updated {len(fetched_tracks_details)} tracks as known for playlist {playlist_spotify_id}."
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)
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return {
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"message": f"Successfully processed {len(fetched_tracks_details)} tracks for playlist {playlist_spotify_id}."
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}
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except HTTPException:
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raise
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except Exception as e:
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logger.error(
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f"Error marking tracks as known for playlist {playlist_spotify_id}: {e}",
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exc_info=True,
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)
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raise HTTPException(status_code=500, detail={"error": f"Could not mark tracks as known: {str(e)}"})
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@router.delete("/watch/{playlist_spotify_id}/tracks")
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async def mark_tracks_as_missing_locally(playlist_spotify_id: str, request: Request):
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"""Removes specified tracks from the playlist's local DB table."""
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watch_config = get_watch_config()
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if not watch_config.get("enabled", False):
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raise HTTPException(
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status_code=403,
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detail={
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"error": "Watch feature is currently disabled globally. Cannot mark tracks."
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}
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)
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logger.info(
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f"Attempting to mark tracks as missing (remove locally) for playlist {playlist_spotify_id}."
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)
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try:
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track_ids = await request.json()
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if not isinstance(track_ids, list) or not all(
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isinstance(tid, str) for tid in track_ids
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):
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raise HTTPException(
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status_code=400,
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detail={
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"error": "Invalid request body. Expecting a JSON array of track Spotify IDs."
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}
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)
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if not get_watched_playlist(playlist_spotify_id):
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raise HTTPException(
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status_code=404,
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detail={"error": f"Playlist {playlist_spotify_id} is not being watched."}
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)
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deleted_count = remove_specific_tracks_from_playlist_table(
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playlist_spotify_id, track_ids
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)
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logger.info(
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f"Successfully removed {deleted_count} tracks locally for playlist {playlist_spotify_id}."
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)
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return {
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"message": f"Successfully removed {deleted_count} tracks locally for playlist {playlist_spotify_id}."
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}
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except HTTPException:
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raise
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except Exception as e:
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logger.error(
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f"Error marking tracks as missing (deleting locally) for playlist {playlist_spotify_id}: {e}",
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exc_info=True,
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)
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raise HTTPException(status_code=500, detail={"error": f"Could not mark tracks as missing: {str(e)}"})
|
|
|
|
|
|
@router.get("/watch/list")
|
|
async def list_watched_playlists_endpoint():
|
|
"""Lists all playlists currently in the watchlist."""
|
|
try:
|
|
playlists = get_watched_playlists()
|
|
return playlists
|
|
except Exception as e:
|
|
logger.error(f"Error listing watched playlists: {e}", exc_info=True)
|
|
raise HTTPException(status_code=500, detail={"error": f"Could not list watched playlists: {str(e)}"})
|
|
|
|
|
|
@router.post("/watch/trigger_check")
|
|
async def trigger_playlist_check_endpoint():
|
|
"""Manually triggers the playlist checking mechanism for all watched playlists."""
|
|
watch_config = get_watch_config()
|
|
if not watch_config.get("enabled", False):
|
|
raise HTTPException(
|
|
status_code=403,
|
|
detail={
|
|
"error": "Watch feature is currently disabled globally. Cannot trigger check."
|
|
}
|
|
)
|
|
|
|
logger.info("Manual trigger for playlist check received for all playlists.")
|
|
try:
|
|
# Run check_watched_playlists without an ID to check all
|
|
thread = threading.Thread(target=check_watched_playlists, args=(None,))
|
|
thread.start()
|
|
return {
|
|
"message": "Playlist check triggered successfully in the background for all playlists."
|
|
}
|
|
except Exception as e:
|
|
logger.error(
|
|
f"Error manually triggering playlist check for all: {e}", exc_info=True
|
|
)
|
|
raise HTTPException(
|
|
status_code=500,
|
|
detail={"error": f"Could not trigger playlist check for all: {str(e)}"}
|
|
)
|
|
|
|
|
|
@router.post("/watch/trigger_check/{playlist_spotify_id}")
|
|
async def trigger_specific_playlist_check_endpoint(playlist_spotify_id: str):
|
|
"""Manually triggers the playlist checking mechanism for a specific playlist."""
|
|
watch_config = get_watch_config()
|
|
if not watch_config.get("enabled", False):
|
|
raise HTTPException(
|
|
status_code=403,
|
|
detail={
|
|
"error": "Watch feature is currently disabled globally. Cannot trigger check."
|
|
}
|
|
)
|
|
|
|
logger.info(
|
|
f"Manual trigger for specific playlist check received for ID: {playlist_spotify_id}"
|
|
)
|
|
try:
|
|
# Check if the playlist is actually in the watchlist first
|
|
watched_playlist = get_watched_playlist(playlist_spotify_id)
|
|
if not watched_playlist:
|
|
logger.warning(
|
|
f"Trigger specific check: Playlist ID {playlist_spotify_id} not found in watchlist."
|
|
)
|
|
raise HTTPException(
|
|
status_code=404,
|
|
detail={
|
|
"error": f"Playlist {playlist_spotify_id} is not in the watchlist. Add it first."
|
|
}
|
|
)
|
|
|
|
# Run check_watched_playlists with the specific ID
|
|
thread = threading.Thread(
|
|
target=check_watched_playlists, args=(playlist_spotify_id,)
|
|
)
|
|
thread.start()
|
|
logger.info(
|
|
f"Playlist check triggered in background for specific playlist ID: {playlist_spotify_id}"
|
|
)
|
|
return {
|
|
"message": f"Playlist check triggered successfully in the background for {playlist_spotify_id}."
|
|
}
|
|
except HTTPException:
|
|
raise
|
|
except Exception as e:
|
|
logger.error(
|
|
f"Error manually triggering specific playlist check for {playlist_spotify_id}: {e}",
|
|
exc_info=True,
|
|
)
|
|
raise HTTPException(
|
|
status_code=500,
|
|
detail={
|
|
"error": f"Could not trigger playlist check for {playlist_spotify_id}: {str(e)}"
|
|
}
|
|
)
|