Signed-off-by: mbrucedogs <mbrucedogs@gmail.com>

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mbrucedogs 2025-07-24 08:17:41 -05:00
parent 53b90a3027
commit f3723137fa
19 changed files with 623 additions and 1524 deletions

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@ -1,5 +1,5 @@
# 🎤 Karaoke Video Downloader PRD (v2.0)
# 🎤 Karaoke Video Downloader PRD (v2.1)
## ✅ Overview
A Python-based Windows CLI tool to download karaoke videos from YouTube channels/playlists using `yt-dlp.exe`, with advanced tracking, songlist prioritization, and flexible configuration.
@ -30,13 +30,13 @@ A Python-based Windows CLI tool to download karaoke videos from YouTube channels
## 📥 Input
- YouTube channel or playlist URLs (e.g. `https://www.youtube.com/@SingKingKaraoke/videos`)
- Optional: `channels.txt` file with multiple channel URLs (one per line)
- Optional: `docs/songList.json` for prioritized song downloads
- Optional: `data/channels.txt` file with multiple channel URLs (one per line)
- Optional: `data/songList.json` for prioritized song downloads
### Example Usage
```bash
python download_karaoke.py https://www.youtube.com/@SingKingKaraoke/videos
python download_karaoke.py --file channels.txt
python download_karaoke.py --file data/channels.txt
python download_karaoke.py --songlist-only
```
@ -44,8 +44,8 @@ python download_karaoke.py --songlist-only
## 📤 Output
- MP4 files in `downloads/<ChannelName>/` subfolders
- All videos tracked in `karaoke_tracking.json`
- Songlist progress tracked in `songlist_tracking.json`
- All videos tracked in `data/karaoke_tracking.json`
- Songlist progress tracked in `data/songlist_tracking.json`
- Logs in `logs/`
---
@ -54,7 +54,7 @@ python download_karaoke.py --songlist-only
- ✅ Channel-based downloads (with per-channel folders)
- ✅ Robust JSON tracking (downloaded, partial, failed, etc.)
- ✅ Batch saving and channel video caching for performance
- ✅ Configurable download resolution and yt-dlp options (`config.json`)
- ✅ Configurable download resolution and yt-dlp options (`data/config.json`)
- ✅ Songlist integration: prioritize and track custom songlists
- ✅ Songlist-only mode: download only songs from the songlist
- ✅ Global songlist tracking to avoid duplicates across channels
@ -67,24 +67,40 @@ python download_karaoke.py --songlist-only
## 📂 Folder Structure
```
KaroakeVideoDownloader/
├── download_karaoke.py # Main script
├── tracking_manager.py # Tracking logic
├── manage_tracking.py # Tracking management utility
├── update_resolution.py # Resolution config utility
├── config.json # Main config
├── downloader/yt-dlp.exe # yt-dlp binary
├── downloads/ # All video output
│ └── [ChannelName]/ # Per-channel folders
├── logs/ # Download logs
├── karaoke_tracking.json # Main tracking DB
├── songlist_tracking.json # Songlist tracking DB
├── docs/songList.json # Songlist for prioritization
├── karaoke_downloader/ # All core Python code and utilities
│ ├── downloader.py # Main downloader class
│ ├── cli.py # CLI entry point
│ ├── id3_utils.py # ID3 tagging helpers
│ ├── songlist_manager.py # Songlist logic
│ ├── youtube_utils.py # YouTube helpers
│ ├── tracking_manager.py # Tracking logic
│ ├── check_resolution.py # Resolution checker utility
│ ├── resolution_cli.py # Resolution config CLI
│ └── tracking_cli.py # Tracking management CLI
├── data/ # All config, tracking, cache, and songlist files
│ ├── config.json
│ ├── karaoke_tracking.json
│ ├── songlist_tracking.json
│ ├── channel_cache.json
│ ├── channels.txt
│ └── songList.json
├── downloads/ # All video output
│ └── [ChannelName]/ # Per-channel folders
├── logs/ # Download logs
├── downloader/yt-dlp.exe # yt-dlp binary
├── tests/ # Diagnostic and test scripts
│ └── test_installation.py
├── download_karaoke.py # Main entry point (thin wrapper)
├── README.md
├── PRD.md
├── requirements.txt
└── download_karaoke.bat # (optional Windows launcher)
```
---
## 🚦 CLI Options (Summary)
- `--file <channels.txt>`: Download from a list of channels
- `--file <data/channels.txt>`: Download from a list of channels
- `--songlist-priority`: Prioritize songlist songs in download queue
- `--songlist-only`: Download only songs from the songlist
- `--songlist-status`: Show songlist download progress
@ -96,7 +112,7 @@ KaroakeVideoDownloader/
## 🧠 Logic Highlights
- **Tracking:** All downloads, statuses, and formats are tracked in JSON files for reliability and deduplication.
- **Songlist:** Loads and normalizes `docs/songList.json`, matches against available videos, and prioritizes or restricts downloads accordingly.
- **Songlist:** Loads and normalizes `data/songList.json`, matches against available videos, and prioritizes or restricts downloads accordingly.
- **Batch/Caching:** Channel video lists are cached to minimize API calls; tracking is batch-saved for performance.
- **ID3 Tagging:** Artist/title extracted from video title and embedded in MP4 files.
- **Cleanup:** Extra files from yt-dlp (e.g., `.info.json`) are automatically removed after download.

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@ -27,7 +27,7 @@ python download_karaoke.py https://www.youtube.com/@SingKingKaraoke/videos
### Download from a List of Channels
```bash
python download_karaoke.py --file channels.txt
python download_karaoke.py --file data/channels.txt
```
### Download Only Songlist Songs
@ -56,12 +56,12 @@ python download_karaoke.py --resolution 1080p
```
## 🧠 Songlist Integration
- Place your prioritized song list in `docs/songList.json` (see example format below).
- Place your prioritized song list in `data/songList.json` (see example format below).
- The tool will match and prioritize these songs across all available channel videos.
- Use `--songlist-only` to download only these songs, or `--songlist-priority` to prioritize them in the queue.
- Download progress for the songlist is tracked globally in `songlist_tracking.json`.
- Download progress for the songlist is tracked globally in `data/songlist_tracking.json`.
#### Example `docs/songList.json`
#### Example `data/songList.json`
```json
[
{ "artist": "Taylor Swift", "title": "Cruel Summer" },
@ -70,29 +70,45 @@ python download_karaoke.py --resolution 1080p
```
## 🛠️ Tracking & Caching
- **karaoke_tracking.json**: Tracks all downloads, statuses, and formats
- **songlist_tracking.json**: Tracks global songlist download progress
- **channel_cache.json**: Caches channel video lists for performance
- **data/karaoke_tracking.json**: Tracks all downloads, statuses, and formats
- **data/songlist_tracking.json**: Tracks global songlist download progress
- **data/channel_cache.json**: Caches channel video lists for performance
## 📂 Folder Structure
```
KaroakeVideoDownloader/
├── download_karaoke.py # Main script
├── tracking_manager.py # Tracking logic
├── manage_tracking.py # Tracking management utility
├── update_resolution.py # Resolution config utility
├── config.json # Main config
├── downloader/yt-dlp.exe # yt-dlp binary
├── downloads/ # All video output
│ └── [ChannelName]/ # Per-channel folders
├── logs/ # Download logs
├── karaoke_tracking.json # Main tracking DB
├── songlist_tracking.json # Songlist tracking DB
├── docs/songList.json # Songlist for prioritization
├── karaoke_downloader/ # All core Python code and utilities
│ ├── downloader.py # Main downloader class
│ ├── cli.py # CLI entry point
│ ├── id3_utils.py # ID3 tagging helpers
│ ├── songlist_manager.py # Songlist logic
│ ├── youtube_utils.py # YouTube helpers
│ ├── tracking_manager.py # Tracking logic
│ ├── check_resolution.py # Resolution checker utility
│ ├── resolution_cli.py # Resolution config CLI
│ └── tracking_cli.py # Tracking management CLI
├── data/ # All config, tracking, cache, and songlist files
│ ├── config.json
│ ├── karaoke_tracking.json
│ ├── songlist_tracking.json
│ ├── channel_cache.json
│ ├── channels.txt
│ └── songList.json
├── downloads/ # All video output
│ └── [ChannelName]/ # Per-channel folders
├── logs/ # Download logs
├── downloader/yt-dlp.exe # yt-dlp binary
├── tests/ # Diagnostic and test scripts
│ └── test_installation.py
├── download_karaoke.py # Main entry point (thin wrapper)
├── README.md
├── PRD.md
├── requirements.txt
└── download_karaoke.bat # (optional Windows launcher)
```
## 🚦 CLI Options
- `--file <channels.txt>`: Download from a list of channels
- `--file <data/channels.txt>`: Download from a list of channels
- `--songlist-priority`: Prioritize songlist songs in download queue
- `--songlist-only`: Download only songs from the songlist
- `--songlist-status`: Show songlist download progress
@ -103,24 +119,24 @@ KaroakeVideoDownloader/
## 📝 Example Usage
```bash
python download_karaoke.py https://www.youtube.com/@SingKingKaraoke/videos --songlist-priority --limit 10
python download_karaoke.py --file channels.txt --songlist-only
python download_karaoke.py --file data/channels.txt --songlist-only
python download_karaoke.py --songlist-status
```
## 🏷️ ID3 Tagging
- Adds artist/title/album/year/genre to MP4 files using mutagen (if installed)
- Adds artist/title/album/genre to MP4 files using mutagen (if installed)
## 🧹 Cleanup
- Removes `.info.json` and `.meta` files after download
## 🧩 Configuration
- All options are in `config.json` (format, resolution, metadata, etc.)
- All options are in `data/config.json` (format, resolution, metadata, etc.)
- You can edit this file or use CLI flags to override
## 🐞 Troubleshooting
- Ensure `yt-dlp.exe` is in the `downloader/` folder
- Check `logs/` for error details
- Use `python check_resolution.py` to verify video quality
- Use `python -m karaoke_downloader.check_resolution` to verify video quality
---

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@ -4,983 +4,7 @@ Karaoke Playlist Downloader
A Python-based Windows command-line tool that wraps yt-dlp.exe to batch-download karaoke videos from YouTube playlists.
"""
import os
import sys
import argparse
import subprocess
import json
import re
from pathlib import Path
from urllib.parse import urlparse, parse_qs
import logging
from datetime import datetime
from tracking_manager import TrackingManager, SongStatus, FormatType
# Try to import mutagen for ID3 tagging
try:
from mutagen.mp4 import MP4, MP4Tags
MUTAGEN_AVAILABLE = True
except ImportError:
MUTAGEN_AVAILABLE = False
print("⚠️ mutagen not available - ID3 tagging will be disabled")
print(" Install with: pip install mutagen")
class KaraokeDownloader:
def __init__(self):
self.yt_dlp_path = Path("downloader/yt-dlp.exe")
self.downloads_dir = Path("downloads")
self.logs_dir = Path("logs")
# Create necessary directories
self.downloads_dir.mkdir(exist_ok=True)
self.logs_dir.mkdir(exist_ok=True)
# Initialize tracking manager
self.tracker = TrackingManager()
# Load configuration
self.config = self._load_config()
# Songlist tracking file
self.songlist_tracking_file = Path("songlist_tracking.json")
self.songlist_tracking = self._load_songlist_tracking()
def _get_channel_info(self, channel_url):
"""Extract channel information from URL."""
# Fallback: extract channel info from URL (faster and more reliable)
if '@' in channel_url:
# Handle @username format
channel_name = channel_url.split('@')[1].split('/')[0]
channel_id = f"@{channel_name}"
else:
# Handle other formats
channel_name = "unknown_channel"
channel_id = "unknown_channel"
# Clean the channel name for use as directory name
channel_name = re.sub(r'[<>:"/\\|?*]', '_', channel_name)
return channel_name, channel_id
def _get_playlist_info(self, playlist_url):
"""Extract playlist information from URL (backward compatibility)."""
return self._get_channel_info(playlist_url)
def _load_config(self):
"""Load configuration from config.json file."""
config_file = Path("config.json")
if config_file.exists():
try:
with open(config_file, 'r', encoding='utf-8') as f:
return json.load(f)
except (json.JSONDecodeError, FileNotFoundError) as e:
print(f"Warning: Could not load config.json: {e}")
# Return default configuration
return {
"download_settings": {
"format": "best[height<=720][ext=mp4]/best[height<=720]/best[ext=mp4]/best",
"preferred_resolution": "720p",
"audio_format": "mp3",
"audio_quality": "0",
"subtitle_language": "en",
"subtitle_format": "srt",
"write_metadata": False,
"write_thumbnail": False,
"write_description": False,
"write_annotations": False,
"write_comments": False,
"write_subtitles": False,
"embed_metadata": False,
"add_metadata": False,
"continue_downloads": True,
"no_overwrites": True,
"ignore_errors": True,
"no_warnings": False
},
"folder_structure": {
"downloads_dir": "downloads",
"logs_dir": "logs",
"tracking_file": "karaoke_tracking.json"
},
"logging": {
"level": "INFO",
"format": "%(asctime)s - %(levelname)s - %(message)s",
"include_console": True,
"include_file": True
},
"yt_dlp_path": "downloader/yt-dlp.exe"
}
def _load_songlist(self):
"""Load songlist from docs/songList.json file."""
songlist_file = Path("docs/songList.json")
if not songlist_file.exists():
print("⚠️ Songlist file not found: docs/songList.json")
return []
try:
with open(songlist_file, 'r', encoding='utf-8') as f:
data = json.load(f)
# Extract all songs from all categories
all_songs = []
for category in data:
if "songs" in category:
for song in category["songs"]:
if "artist" in song and "title" in song:
all_songs.append({
"artist": song["artist"].strip(),
"title": song["title"].strip(),
"position": song.get("position", 0)
})
print(f"📋 Loaded {len(all_songs)} songs from songlist")
return all_songs
except (json.JSONDecodeError, FileNotFoundError) as e:
print(f"⚠️ Could not load songlist: {e}")
return []
def _load_songlist_tracking(self):
"""Load songlist tracking data."""
if not self.songlist_tracking_file.exists():
return {}
try:
with open(self.songlist_tracking_file, 'r', encoding='utf-8') as f:
return json.load(f)
except (json.JSONDecodeError, FileNotFoundError) as e:
print(f"⚠️ Could not load songlist tracking: {e}")
return {}
def _save_songlist_tracking(self):
"""Save songlist tracking data."""
try:
with open(self.songlist_tracking_file, 'w', encoding='utf-8') as f:
json.dump(self.songlist_tracking, f, indent=2, ensure_ascii=False)
except Exception as e:
print(f"⚠️ Could not save songlist tracking: {e}")
def _is_songlist_song_downloaded(self, artist, title):
"""Check if a songlist song has been downloaded from any channel."""
key = f"{artist.lower()}_{self._normalize_title(title)}"
return key in self.songlist_tracking
def _mark_songlist_song_downloaded(self, artist, title, channel_name, file_path):
"""Mark a songlist song as downloaded."""
key = f"{artist.lower()}_{self._normalize_title(title)}"
self.songlist_tracking[key] = {
"artist": artist,
"title": title,
"channel": channel_name,
"file_path": str(file_path),
"downloaded_at": datetime.now().isoformat()
}
self._save_songlist_tracking()
def _normalize_title(self, title):
"""Normalize title for comparison (remove karaoke suffixes, etc.)."""
# Remove common karaoke suffixes
normalized = title.replace("(Karaoke Version)", "").replace("(Karaoke)", "").strip()
# Remove extra spaces and convert to lowercase for comparison
return " ".join(normalized.split()).lower()
def _find_songlist_matches(self, cached_videos, songlist, songlist_only=False):
"""Find videos that match songs in the songlist."""
matches = []
songlist_lookup = {}
unique_matches = set()
already_downloaded = 0
new_downloads = 0
# Create lookup for songlist songs (normalized)
for song in songlist:
normalized_title = self._normalize_title(song["title"])
key = f"{song['artist'].lower()}_{normalized_title}"
songlist_lookup[key] = song
print(f"🔍 Searching for {len(songlist)} songlist songs in {len(cached_videos)} cached videos...")
for video in cached_videos:
# Extract artist and title from video title
artist, title = self._extract_artist_title(video['title'])
normalized_title = self._normalize_title(title)
key = f"{artist.lower()}_{normalized_title}"
if key in songlist_lookup:
songlist_song = songlist_lookup[key]
# Check if already downloaded from any channel
if self._is_songlist_song_downloaded(artist, title):
already_downloaded += 1
print(f"⏭️ Already downloaded: {artist} - {title}")
continue
matches.append({
'video': video,
'songlist_song': songlist_song,
'priority_score': songlist_song.get('position', 9999) # Lower position = higher priority
})
unique_matches.add(key)
new_downloads += 1
print(f"🎯 Found match: {artist} - {title} (position {songlist_song.get('position', 'N/A')})")
print(f"🎯 Matching Results:")
print(f" • Total matches found: {len(matches) + already_downloaded}")
print(f" • Unique songs matched: {len(unique_matches) + already_downloaded}")
print(f" • Already downloaded: {already_downloaded}")
print(f" • New downloads available: {new_downloads}")
print(f" • Duplicate matches: {len(matches) - len(unique_matches)}")
return matches
def _get_playlist_name(self, playlist_url):
"""Extract playlist name from URL (backward compatibility)."""
return self._get_playlist_info(playlist_url)[0]
def _setup_logging(self, playlist_name):
"""Setup logging for the current playlist."""
log_file = self.logs_dir / f"{playlist_name}.log"
# Configure logging
logging.basicConfig(
level=logging.INFO,
format='%(asctime)s - %(levelname)s - %(message)s',
handlers=[
logging.FileHandler(log_file),
logging.StreamHandler(sys.stdout)
]
)
return logging.getLogger(__name__)
def _get_channel_videos(self, channel_url):
"""Get list of videos from a channel."""
try:
cmd = [
str(self.yt_dlp_path),
"--flat-playlist",
"--print", "id,title,duration,upload_date",
channel_url
]
result = subprocess.run(cmd, capture_output=True, text=True, timeout=120)
if result.returncode == 0 and result.stdout.strip():
videos = []
lines = result.stdout.strip().split('\n')
for i in range(0, len(lines), 4):
if i + 3 < len(lines):
video_id = lines[i].strip()
title = lines[i + 1].strip()
duration = lines[i + 2].strip()
upload_date = lines[i + 3].strip()
try:
duration_int = int(duration) if duration != 'NA' else None
except ValueError:
duration_int = None
videos.append({
'video_id': video_id,
'title': title,
'duration': duration_int,
'upload_date': upload_date
})
return videos
except (subprocess.TimeoutExpired, subprocess.CalledProcessError) as e:
print(f"Error getting channel videos: {e}")
return []
def _get_playlist_songs(self, playlist_url):
"""Get list of songs in a playlist (backward compatibility)."""
return self._get_channel_videos(playlist_url)
def _extract_artist_title(self, video_title):
"""Extract artist and title from karaoke video title."""
# Remove common karaoke suffixes
title = video_title.replace("(Karaoke Version)", "").replace("(Karaoke)", "").strip()
# Look for common patterns
if " - " in title:
# Format: "Artist - Song Title"
parts = title.split(" - ", 1)
if len(parts) == 2:
artist = parts[0].strip()
song_title = parts[1].strip()
# Handle special cases
if artist == "d4vd, Hyunjin":
return "d4vd, Hyunjin", song_title
elif artist == "Adrianne Lenker":
return "Adrianne Lenker", song_title
else:
return artist, song_title
# Handle special cases without clear artist - title pattern
if "Nothing Beats A Jet2 Holiday" in title:
return "Jet2", "Nothing Beats A Jet2 Holiday"
elif "Spin The Wheel" in title:
return "SingKingKaraoke", "Spin The Wheel - Your Song Requests"
# If no clear pattern, assume the whole title is the song name
return "Unknown Artist", title
def _add_id3_tags(self, file_path, video_title, channel_name):
"""Add ID3 tags to the downloaded MP4 file."""
if not MUTAGEN_AVAILABLE:
print("⚠️ mutagen not available - skipping ID3 tagging")
return
try:
artist, title = self._extract_artist_title(video_title)
# Load the MP4 file
mp4 = MP4(str(file_path))
# Add metadata tags
mp4['\xa9nam'] = title # Title
mp4['\xa9ART'] = artist # Artist
mp4['\xa9alb'] = f"{channel_name} Karaoke" # Album
mp4['\xa9gen'] = "Karaoke" # Genre
mp4['\xa9day'] = str(datetime.now().year) # Year
# Save the metadata
mp4.save()
print(f"📝 Added ID3 tags: Artist='{artist}', Title='{title}'")
except Exception as e:
print(f"⚠️ Could not add ID3 tags: {e}")
def _cleanup_extra_files(self, mp4_file_path):
"""Remove extra files (info.json, meta) that yt-dlp creates alongside MP4 files."""
try:
# Get the base path without extension
base_path = mp4_file_path.with_suffix('')
# Files to remove
extra_files = [
base_path.with_suffix('.info.json'),
base_path.with_suffix('.meta')
]
removed_count = 0
for extra_file in extra_files:
if extra_file.exists():
extra_file.unlink()
removed_count += 1
print(f"🧹 Removed extra file: {extra_file.name}")
if removed_count > 0:
print(f"🧹 Cleaned up {removed_count} extra file(s)")
except Exception as e:
print(f"⚠️ Could not clean up extra files: {e}")
def download_channel_videos(self, channel_url, force_refresh=False):
"""Download all videos from a YouTube channel."""
print(f"🎤 Starting download for channel: {channel_url}")
# Get channel info
print("🔍 Extracting channel information...")
channel_name, channel_id = self._get_channel_info(channel_url)
print(f"📺 Channel name: {channel_name}")
print(f"🆔 Channel ID: {channel_id}")
# Setup logging
print("📝 Setting up logging...")
logger = self._setup_logging(channel_name)
logger.info(f"Starting download for channel: {channel_url}")
# Add channel to tracking
print("📋 Adding channel to tracking system...")
self.tracker.add_playlist(channel_id, channel_name, channel_url)
# Check cache first (unless force refresh is requested)
print("💾 Checking channel cache...")
current_videos = None
if not force_refresh:
current_videos = self.tracker.get_cached_channel_videos(channel_id)
if current_videos:
print(f"📋 Using cached channel data: {len(current_videos)} videos")
else:
print("📋 Cache miss or expired, fetching fresh channel data...")
# Fetch fresh data if needed
if not current_videos:
print("📋 Fetching channel videos from YouTube...")
current_videos = self._get_channel_videos(channel_url)
print(f"🎵 Found {len(current_videos)} videos in channel")
# Cache the results
if current_videos:
print("💾 Caching channel data for future use...")
self.tracker.cache_channel_videos(channel_id, current_videos)
print(f"💾 Cached channel data for future use")
else:
print(f"🎵 Using {len(current_videos)} cached videos")
# Sync channel with tracking
print("🔄 Syncing channel with tracking system...")
sync_result = self.tracker.sync_playlist(channel_id, current_videos)
print(f"🔄 Sync result: {sync_result['added']} new, {sync_result['removed']} removed, {sync_result['total']} total")
# Create channel-specific downloads directory
print("📁 Creating downloads directory...")
downloads_dir = self.downloads_dir / channel_name
downloads_dir.mkdir(parents=True, exist_ok=True)
print(f"📁 Downloads will be saved to: {downloads_dir}")
# Load songlist for prioritization (if enabled)
songlist = []
if hasattr(self, 'use_songlist_priority') and self.use_songlist_priority:
print("📋 Loading songlist for prioritization...")
songlist = self._load_songlist()
# Show songlist statistics
unique_songs = len(set(f"{song['artist']}_{song['title']}" for song in songlist))
print(f"📊 Songlist Statistics:")
print(f" • Total songs in list: {len(songlist)}")
print(f" • Unique songs: {unique_songs}")
print(f" • Duplicates in list: {len(songlist) - unique_songs}")
else:
print("📋 Songlist prioritization disabled")
# Get videos that need downloading
print("🔍 Checking which videos need to be downloaded...")
videos_to_download = []
found_existing = 0
# Get list of existing MP4 files once (more efficient)
existing_files = set()
for file_path in downloads_dir.glob(f"*.mp4"):
if file_path.is_file():
existing_files.add(file_path.stem)
# Also check root downloads directory
for file_path in self.downloads_dir.glob(f"*.mp4"):
if file_path.is_file():
existing_files.add(file_path.stem)
print(f"📁 Found {len(existing_files)} existing MP4 files in directories")
# Separate videos into songlist matches and others
songlist_matches = []
other_videos = []
for video in current_videos:
if not self.tracker.is_song_downloaded(video['video_id'], channel_id):
if video['title'] in existing_files:
# File exists but not tracked, mark as downloaded
self.tracker.update_song_status(
video['video_id'],
channel_id,
SongStatus.DOWNLOADED,
FormatType.MP4,
downloads_dir / f"{video['title']}.mp4" # Assume it's in channel dir
)
found_existing += 1
else:
other_videos.append(video)
# Find songlist matches and prioritize them
if songlist:
songlist_matches = self._find_songlist_matches(other_videos, songlist, songlist_only=getattr(self, 'songlist_only', False))
# Remove matched videos from other_videos to avoid duplicates
matched_video_ids = {match['video']['video_id'] for match in songlist_matches}
other_videos = [v for v in other_videos if v['video_id'] not in matched_video_ids]
# Sort songlist matches by priority (lower position = higher priority)
songlist_matches.sort(key=lambda x: x['priority_score'])
# Add songlist matches first, then other videos (unless songlist_only is enabled)
if getattr(self, 'songlist_only', False):
videos_to_download = [match['video'] for match in songlist_matches]
print(f"🎯 Songlist-only mode: {len(songlist_matches)} songlist matches")
else:
videos_to_download = [match['video'] for match in songlist_matches] + other_videos
print(f"🎯 Prioritized {len(songlist_matches)} songlist matches")
print(f"📝 Added {len(other_videos)} other videos")
else:
videos_to_download = other_videos
if found_existing > 0:
print(f"📁 Found {found_existing} existing files that weren't tracked")
# Apply limit if specified
if hasattr(self, 'download_limit') and self.download_limit:
videos_to_download = videos_to_download[:self.download_limit]
print(f"📥 Videos to download: {len(videos_to_download)} (limited to {self.download_limit})")
else:
print(f"📥 Videos to download: {len(videos_to_download)}")
if not videos_to_download:
print("✅ All videos already downloaded!")
return True
# Build yt-dlp command for each video
for i, video in enumerate(videos_to_download, 1):
print(f"\n🎵 Downloading {i} of {len(videos_to_download)}: {video['title']}")
# Update status to downloading
self.tracker.update_song_status(
video['video_id'],
channel_id,
SongStatus.DOWNLOADING
)
# Build yt-dlp command for this specific video using config
download_settings = self.config["download_settings"]
cmd = [
str(self.yt_dlp_path),
"--format", download_settings["format"],
"--output", str(downloads_dir / "%(title)s.%(ext)s"),
]
# Only add metadata options if enabled in config
if download_settings.get("add_metadata", False):
cmd.append("--add-metadata")
if download_settings.get("embed_metadata", False):
cmd.append("--embed-metadata")
if download_settings.get("write_metadata", False):
cmd.append("--write-info-json")
# Add optional settings based on config (only essential ones)
if download_settings.get("no_overwrites", True):
cmd.append("--no-overwrites")
if download_settings.get("continue_downloads", True):
cmd.append("--continue")
if download_settings.get("ignore_errors", True):
cmd.append("--ignore-errors")
if download_settings.get("no_warnings", False):
cmd.append("--no-warnings")
# Add progress and display options
cmd.extend([
"--progress",
"--newline",
"--console-title",
f"https://www.youtube.com/watch?v={video['video_id']}"
])
try:
print(f"🚀 Starting download for: {video['title']}")
logger.info(f"Starting download for video ID: {video['video_id']}")
# Run yt-dlp
process = subprocess.Popen(
cmd,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
text=True,
bufsize=1,
universal_newlines=True
)
# Process output in real-time
for line in process.stdout:
line = line.strip()
if line:
print(line)
logger.info(line)
process.wait()
# Check if download was successful (more lenient - if MP4 exists, consider success)
downloaded_file = None
# Look for the file in the channel directory by title (since yt-dlp uses title as filename)
for file_path in downloads_dir.glob(f"*.mp4"):
if file_path.is_file():
# Check if this file matches the video title
file_name = file_path.stem # filename without extension
if file_name == video['title']:
downloaded_file = file_path
break
# If not found, also check the root downloads directory
if not downloaded_file:
for file_path in self.downloads_dir.glob(f"*.mp4"):
if file_path.is_file():
# Check if this file matches the video title
file_name = file_path.stem # filename without extension
if file_name == video['title']:
downloaded_file = file_path
break
if downloaded_file:
# MP4 file exists, consider download successful
format_type = FormatType.MP4
# Update tracking with successful download
self.tracker.update_song_status(
video['video_id'],
channel_id,
SongStatus.DOWNLOADED,
format_type,
downloaded_file
)
print(f"✅ Successfully downloaded: {video['title']} ({format_type})")
logger.info(f"Successfully downloaded: {video['title']} ({format_type})")
# Add ID3 tags to the downloaded file
self._add_id3_tags(downloaded_file, video['title'], channel_name)
# Clean up extra files (info.json, meta files)
self._cleanup_extra_files(downloaded_file)
# Mark as downloaded in songlist tracking if it's a songlist song
if hasattr(self, 'use_songlist_priority') and self.use_songlist_priority:
artist, title = self._extract_artist_title(video['title'])
self._mark_songlist_song_downloaded(artist, title, channel_name, downloaded_file)
print(f"📋 Marked songlist song as downloaded: {artist} - {title}")
else:
# No MP4 file found, mark as failed
self.tracker.update_song_status(
video['video_id'],
channel_id,
SongStatus.FAILED,
error_message=f"Download failed - no MP4 file found (return code: {process.returncode})"
)
print(f"❌ Download failed for: {video['title']} (return code: {process.returncode})")
logger.error(f"Download failed for: {video['title']} (return code: {process.returncode})")
except subprocess.CalledProcessError as e:
error_msg = f"Error running yt-dlp for {video['title']}: {e}"
print(f"{error_msg}")
logger.error(error_msg)
self.tracker.update_song_status(
video['video_id'],
channel_id,
SongStatus.FAILED,
error_message=str(e)
)
except KeyboardInterrupt:
print("\n⏹️ Download interrupted by user")
logger.info("Download interrupted by user")
# Mark current video as partial
self.tracker.update_song_status(
video['video_id'],
channel_id,
SongStatus.PARTIAL
)
return False
# Force save tracking data
self.tracker.force_save()
# Show final statistics
stats = self.tracker.get_statistics()
print(f"\n📊 Download Statistics:")
print(f" Total songs: {stats['total_songs']}")
print(f" Downloaded: {stats['downloaded_songs']}")
print(f" Failed: {stats['failed_songs']}")
print(f" Partial: {stats['partial_songs']}")
print(f" Total size: {stats['total_size_mb']} MB")
return True
def download_playlist(self, playlist_url):
"""Download all videos from a YouTube playlist (backward compatibility)."""
return self.download_channel_videos(playlist_url)
def download_from_file(self, file_path, force_refresh=False):
"""Download multiple playlists from a text file."""
file_path = Path(file_path)
if not file_path.exists():
print(f"❌ File not found: {file_path}")
return False
print(f"📄 Reading playlists from: {file_path}")
with open(file_path, 'r') as f:
playlist_urls = [line.strip() for line in f if line.strip()]
print(f"📋 Found {len(playlist_urls)} URL(s) to download")
success_count = 0
for i, url in enumerate(playlist_urls, 1):
print(f"\n{'='*50}")
print(f"📥 Processing URL {i}/{len(playlist_urls)}: {url}")
print(f"{'='*50}")
if self.download_channel_videos(url, force_refresh=force_refresh):
success_count += 1
print(f"\n🎉 Download summary: {success_count}/{len(playlist_urls)} URLs completed successfully")
# Force save any pending tracking data
self.tracker.force_save()
return success_count == len(playlist_urls)
def main():
parser = argparse.ArgumentParser(
description="Karaoke Video Downloader - Download YouTube playlists and channel videos for karaoke",
formatter_class=argparse.RawDescriptionHelpFormatter,
epilog="""
Examples:
python download_karaoke.py https://www.youtube.com/playlist?list=XYZ
python download_karaoke.py https://www.youtube.com/@SingKingKaraoke/videos
python download_karaoke.py --file playlists.txt
python download_karaoke.py --limit 5 https://www.youtube.com/@SingKingKaraoke/videos
python download_karaoke.py --refresh https://www.youtube.com/@SingKingKaraoke/videos
python download_karaoke.py --cache-info
python download_karaoke.py --clear-cache all
"""
)
parser.add_argument(
'url',
nargs='?',
help='YouTube playlist or channel URL to download'
)
parser.add_argument(
'--file', '-f',
help='Text file containing playlist or channel URLs (one per line)'
)
parser.add_argument(
'--status', '-s',
action='store_true',
help='Show download status and statistics'
)
parser.add_argument(
'--report', '-r',
metavar='PLAYLIST_ID',
help='Generate a detailed report for a specific playlist'
)
parser.add_argument(
'--sync', '--sync-only',
action='store_true',
help='Only sync playlist without downloading (update tracking)'
)
parser.add_argument(
'--cleanup',
action='store_true',
help='Clean up orphaned tracking entries'
)
parser.add_argument(
'--resolution', '--res',
choices=['480p', '720p', '1080p', '1440p', '2160p'],
default='720p',
help='Preferred video resolution (default: 720p)'
)
parser.add_argument(
'--limit', '-l',
type=int,
help='Limit the number of videos to download (e.g., --limit 10)'
)
parser.add_argument(
'--refresh', '--force-refresh',
action='store_true',
help='Force refresh channel cache (ignore cached data)'
)
parser.add_argument(
'--cache-info',
action='store_true',
help='Show channel cache information'
)
parser.add_argument(
'--clear-cache',
metavar='CHANNEL_ID',
nargs='?',
const='all',
help='Clear cache for specific channel or all channels (use --clear-cache all)'
)
parser.add_argument(
'--cache-duration',
type=int,
metavar='HOURS',
help='Set cache duration in hours (default: 24)'
)
parser.add_argument(
'--songlist-priority',
action='store_true',
help='Prioritize downloads based on docs/songList.json (default: enabled)'
)
parser.add_argument(
'--no-songlist-priority',
action='store_true',
help='Disable songlist prioritization'
)
parser.add_argument(
'--songlist-only',
action='store_true',
help='Only download songs that are in the songlist (skip all others)'
)
parser.add_argument(
'--songlist-status',
action='store_true',
help='Show songlist download status and statistics'
)
parser.add_argument(
'--version', '-v',
action='version',
version='Karaoke Playlist Downloader v1.0'
)
args = parser.parse_args()
# Check if yt-dlp.exe exists
yt_dlp_path = Path("downloader/yt-dlp.exe")
if not yt_dlp_path.exists():
print("❌ Error: yt-dlp.exe not found in downloader/ directory")
print("Please ensure yt-dlp.exe is present in the downloader/ folder")
sys.exit(1)
# Initialize downloader
downloader = KaraokeDownloader()
# Set download limit if specified
if args.limit:
downloader.download_limit = args.limit
print(f"🎯 Download limit set to: {args.limit} videos")
# Set songlist priority setting
if args.no_songlist_priority:
downloader.use_songlist_priority = False
print("🎯 Songlist prioritization disabled")
else:
downloader.use_songlist_priority = True
print("🎯 Songlist prioritization enabled")
# Set songlist-only mode
if args.songlist_only:
downloader.songlist_only = True
print("🎯 Songlist-only mode enabled (will only download songlist songs)")
# Update resolution if specified
if args.resolution != '720p':
resolution_map = {
'480p': '480',
'720p': '720',
'1080p': '1080',
'1440p': '1440',
'2160p': '2160'
}
height = resolution_map[args.resolution]
downloader.config["download_settings"]["format"] = f"best[height<={height}][ext=mp4]/best[height<={height}]/best[ext=mp4]/best"
downloader.config["download_settings"]["preferred_resolution"] = args.resolution
print(f"🎬 Using resolution: {args.resolution}")
# Process arguments
if args.status:
# Show status and statistics
stats = downloader.tracker.get_statistics()
print("🎤 Karaoke Downloader Status")
print("=" * 40)
print(f"Total Songs: {stats['total_songs']}")
print(f"Total Playlists: {stats['total_playlists']}")
print(f"Downloaded Songs: {stats['downloaded_songs']}")
print(f"Failed Songs: {stats['failed_songs']}")
print(f"Partial Downloads: {stats['partial_songs']}")
print(f"Total Size: {stats['total_size_mb']} MB")
print(f"Last Updated: {stats['last_updated']}")
sys.exit(0)
elif args.cache_info:
# Show cache information
cache_info = downloader.tracker.get_cache_info()
print("💾 Channel Cache Information")
print("=" * 40)
print(f"Total Channels: {cache_info['total_channels']}")
print(f"Total Cached Videos: {cache_info['total_cached_videos']}")
print(f"Cache Duration: {cache_info['cache_duration_hours']} hours")
print(f"Last Updated: {cache_info['last_updated']}")
sys.exit(0)
elif args.clear_cache:
# Clear cache
if args.clear_cache == 'all':
downloader.tracker.clear_channel_cache()
print("🧹 Cleared all channel caches")
else:
downloader.tracker.clear_channel_cache(args.clear_cache)
print(f"🧹 Cleared cache for channel: {args.clear_cache}")
sys.exit(0)
elif args.cache_duration:
# Set cache duration
downloader.tracker.set_cache_duration(args.cache_duration)
print(f"⏰ Cache duration set to {args.cache_duration} hours")
sys.exit(0)
elif args.report:
# Generate playlist report
report = downloader.tracker.export_playlist_report(args.report)
print(report)
sys.exit(0)
elif args.cleanup:
# Clean up orphaned entries
orphaned = downloader.tracker.cleanup_orphaned_files(downloader.downloads_dir)
print(f"🧹 Cleaned up {len(orphaned)} orphaned tracking entries")
sys.exit(0)
elif args.songlist_status:
# Show songlist status and statistics
songlist = downloader._load_songlist()
tracking = downloader.songlist_tracking
print("📋 Songlist Download Status")
print("=" * 40)
print(f"Total songs in list: {len(songlist)}")
print(f"Songs downloaded: {len(tracking)}")
print(f"Songs remaining: {len(songlist) - len(tracking)}")
print(f"Progress: {(len(tracking) / len(songlist) * 100):.1f}%")
if tracking:
print(f"\n📁 Downloaded songs:")
for key, info in list(tracking.items())[:10]: # Show first 10
print(f"{info['artist']} - {info['title']} (from {info['channel']})")
if len(tracking) > 10:
print(f" ... and {len(tracking) - 10} more")
sys.exit(0)
elif args.file:
success = downloader.download_from_file(args.file, force_refresh=args.refresh)
elif args.url:
success = downloader.download_channel_videos(args.url, force_refresh=args.refresh)
else:
parser.print_help()
sys.exit(1)
# Force save any pending tracking data before exit
downloader.tracker.force_save()
if success:
print("\n🎤 All downloads completed successfully!")
sys.exit(0)
else:
print("\n⚠️ Some downloads may have failed. Check the logs for details.")
sys.exit(1)
from karaoke_downloader.cli import main
if __name__ == "__main__":
main()

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@ -0,0 +1,4 @@
"""karaoke_downloader package: core modules for the Karaoke Video Downloader CLI tool."""

151
karaoke_downloader/cli.py Normal file
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import sys
import argparse
from pathlib import Path
from karaoke_downloader.downloader import KaraokeDownloader
def main():
parser = argparse.ArgumentParser(
description="Karaoke Video Downloader - Download YouTube playlists and channel videos for karaoke",
formatter_class=argparse.RawDescriptionHelpFormatter,
epilog="""
Examples:
python download_karaoke.py https://www.youtube.com/playlist?list=XYZ
python download_karaoke.py https://www.youtube.com/@SingKingKaraoke/videos
python download_karaoke.py --file data/channels.txt
python download_karaoke.py --reset-channel SingKingKaraoke --delete-files
"""
)
parser.add_argument('url', nargs='?', help='YouTube playlist or channel URL to download')
parser.add_argument('--file', '-f', help='Text file containing playlist or channel URLs (one per line)')
parser.add_argument('--status', '-s', action='store_true', help='Show download status and statistics')
parser.add_argument('--report', '-r', metavar='PLAYLIST_ID', help='Generate a detailed report for a specific playlist')
parser.add_argument('--sync', '--sync-only', action='store_true', help='Only sync playlist without downloading (update tracking)')
parser.add_argument('--cleanup', action='store_true', help='Clean up orphaned tracking entries')
parser.add_argument('--resolution', '--res', choices=['480p', '720p', '1080p', '1440p', '2160p'], default='720p', help='Preferred video resolution (default: 720p)')
parser.add_argument('--limit', '-l', type=int, help='Limit the number of videos to download (e.g., --limit 10)')
parser.add_argument('--refresh', '--force-refresh', action='store_true', help='Force refresh channel cache (ignore cached data)')
parser.add_argument('--cache-info', action='store_true', help='Show channel cache information')
parser.add_argument('--clear-cache', metavar='CHANNEL_ID', nargs='?', const='all', help='Clear cache for specific channel or all channels (use --clear-cache all)')
parser.add_argument('--cache-duration', type=int, metavar='HOURS', help='Set cache duration in hours (default: 24)')
parser.add_argument('--songlist-priority', action='store_true', help='Prioritize downloads based on data/songList.json (default: enabled)')
parser.add_argument('--no-songlist-priority', action='store_true', help='Disable songlist prioritization')
parser.add_argument('--songlist-only', action='store_true', help='Only download songs that are in the songlist (skip all others)')
parser.add_argument('--songlist-status', action='store_true', help='Show songlist download status and statistics')
parser.add_argument('--reset-channel', metavar='CHANNEL_NAME', help='Reset all tracking and files for a channel')
parser.add_argument('--reset-songlist', action='store_true', help='When used with --reset-channel, also reset songlist songs for this channel')
parser.add_argument('--version', '-v', action='version', version='Karaoke Playlist Downloader v1.0')
args = parser.parse_args()
yt_dlp_path = Path("downloader/yt-dlp.exe")
if not yt_dlp_path.exists():
print("❌ Error: yt-dlp.exe not found in downloader/ directory")
print("Please ensure yt-dlp.exe is present in the downloader/ folder")
sys.exit(1)
downloader = KaraokeDownloader()
if args.limit:
downloader.download_limit = args.limit
print(f"🎯 Download limit set to: {args.limit} videos")
if args.no_songlist_priority:
downloader.use_songlist_priority = False
print("🎯 Songlist prioritization disabled")
else:
downloader.use_songlist_priority = True
print("🎯 Songlist prioritization enabled")
if args.songlist_only:
downloader.songlist_only = True
print("🎯 Songlist-only mode enabled (will only download songlist songs)")
if args.resolution != '720p':
resolution_map = {
'480p': '480',
'720p': '720',
'1080p': '1080',
'1440p': '1440',
'2160p': '2160'
}
height = resolution_map[args.resolution]
downloader.config["download_settings"]["format"] = f"best[height<={height}][ext=mp4]/best[height<={height}]/best[ext=mp4]/best"
downloader.config["download_settings"]["preferred_resolution"] = args.resolution
print(f"🎬 Using resolution: {args.resolution}")
# --- NEW: Reset channel CLI command ---
if args.reset_channel:
downloader.reset_channel_downloads(
args.reset_channel,
reset_songlist=args.reset_songlist,
delete_files=True # Always delete files if they exist
)
sys.exit(0)
# --- END NEW ---
if args.status:
stats = downloader.tracker.get_statistics()
print("🎤 Karaoke Downloader Status")
print("=" * 40)
print(f"Total Songs: {stats['total_songs']}")
print(f"Total Playlists: {stats['total_playlists']}")
print(f"Downloaded Songs: {stats['downloaded_songs']}")
print(f"Failed Songs: {stats['failed_songs']}")
print(f"Partial Downloads: {stats['partial_songs']}")
print(f"Total Size: {stats['total_size_mb']} MB")
print(f"Last Updated: {stats['last_updated']}")
sys.exit(0)
elif args.cache_info:
cache_info = downloader.tracker.get_cache_info()
print("💾 Channel Cache Information")
print("=" * 40)
print(f"Total Channels: {cache_info['total_channels']}")
print(f"Total Cached Videos: {cache_info['total_cached_videos']}")
print(f"Cache Duration: {cache_info['cache_duration_hours']} hours")
print(f"Last Updated: {cache_info['last_updated']}")
sys.exit(0)
elif args.clear_cache:
if args.clear_cache == 'all':
downloader.tracker.clear_channel_cache()
print("🧹 Cleared all channel caches")
else:
downloader.tracker.clear_channel_cache(args.clear_cache)
print(f"🧹 Cleared cache for channel: {args.clear_cache}")
sys.exit(0)
elif args.cache_duration:
downloader.tracker.set_cache_duration(args.cache_duration)
print(f"⏰ Cache duration set to {args.cache_duration} hours")
sys.exit(0)
elif args.report:
report = downloader.tracker.export_playlist_report(args.report)
print(report)
sys.exit(0)
elif args.cleanup:
orphaned = downloader.tracker.cleanup_orphaned_files(downloader.downloads_dir)
print(f"🧹 Cleaned up {len(orphaned)} orphaned tracking entries")
sys.exit(0)
elif args.songlist_status:
songlist = downloader._load_songlist()
tracking = downloader.songlist_tracking
print("📋 Songlist Download Status")
print("=" * 40)
print(f"Total songs in list: {len(songlist)}")
print(f"Songs downloaded: {len(tracking)}")
print(f"Songs remaining: {len(songlist) - len(tracking)}")
print(f"Progress: {(len(tracking) / len(songlist) * 100):.1f}%")
if tracking:
print(f"\n📁 Downloaded songs:")
for key, info in list(tracking.items())[:10]:
print(f"{info['artist']} - {info['title']} (from {info['channel']})")
if len(tracking) > 10:
print(f" ... and {len(tracking) - 10} more")
sys.exit(0)
elif args.file:
success = downloader.download_from_file(args.file, force_refresh=args.refresh)
elif args.url:
success = downloader.download_channel_videos(args.url, force_refresh=args.refresh)
else:
parser.print_help()
sys.exit(1)
downloader.tracker.force_save()
if success:
print("\n🎤 All downloads completed successfully!")
sys.exit(0)
else:
print("\n⚠️ Some downloads may have failed. Check the logs for details.")
sys.exit(1)

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@ -0,0 +1,142 @@
import os
import sys
import subprocess
import json
import re
from pathlib import Path
from datetime import datetime
from karaoke_downloader.tracking_manager import TrackingManager, SongStatus, FormatType
from karaoke_downloader.id3_utils import add_id3_tags, extract_artist_title
from karaoke_downloader.songlist_manager import (
load_songlist, load_songlist_tracking, save_songlist_tracking,
is_songlist_song_downloaded, mark_songlist_song_downloaded, normalize_title
)
from karaoke_downloader.youtube_utils import get_channel_info, get_playlist_info
import logging
DATA_DIR = Path("data")
class KaraokeDownloader:
def __init__(self):
self.yt_dlp_path = Path("downloader/yt-dlp.exe")
self.downloads_dir = Path("downloads")
self.logs_dir = Path("logs")
self.downloads_dir.mkdir(exist_ok=True)
self.logs_dir.mkdir(exist_ok=True)
self.tracker = TrackingManager(tracking_file=DATA_DIR / "karaoke_tracking.json", cache_file=DATA_DIR / "channel_cache.json")
self.config = self._load_config()
self.songlist_tracking_file = DATA_DIR / "songlist_tracking.json"
self.songlist_tracking = load_songlist_tracking(str(self.songlist_tracking_file))
def _load_config(self):
config_file = DATA_DIR / "config.json"
if config_file.exists():
try:
with open(config_file, 'r', encoding='utf-8') as f:
return json.load(f)
except (json.JSONDecodeError, FileNotFoundError) as e:
print(f"Warning: Could not load config.json: {e}")
return {
"download_settings": {
"format": "best[height<=720][ext=mp4]/best[height<=720]/best[ext=mp4]/best",
"preferred_resolution": "720p",
"audio_format": "mp3",
"audio_quality": "0",
"subtitle_language": "en",
"subtitle_format": "srt",
"write_metadata": False,
"write_thumbnail": False,
"write_description": False,
"write_annotations": False,
"write_comments": False,
"write_subtitles": False,
"embed_metadata": False,
"add_metadata": False,
"continue_downloads": True,
"no_overwrites": True,
"ignore_errors": True,
"no_warnings": False
},
"folder_structure": {
"downloads_dir": "downloads",
"logs_dir": "logs",
"tracking_file": str(DATA_DIR / "karaoke_tracking.json")
},
"logging": {
"level": "INFO",
"format": "%(asctime)s - %(levelname)s - %(message)s",
"include_console": True,
"include_file": True
},
"yt_dlp_path": "downloader/yt-dlp.exe"
}
def reset_channel_downloads(self, channel_name, reset_songlist=False, delete_files=False):
"""
Reset all tracking and optionally files for a channel.
If reset_songlist is False, songlist songs are preserved (tracking and files).
If reset_songlist is True, songlist songs for this channel are also reset/deleted.
"""
print(f"\n🔄 Resetting channel: {channel_name} (reset_songlist={reset_songlist}, delete_files={delete_files})")
# Find channel_id from channel_name
channel_id = None
for pid, playlist in self.tracker.data.get('playlists', {}).items():
if playlist['name'] == channel_name or pid == channel_name:
channel_id = pid
break
if not channel_id:
print(f"❌ Channel '{channel_name}' not found in tracking.")
return
# Get all songs for this channel
songs_to_reset = []
for song_id, song in self.tracker.data.get('songs', {}).items():
if song['playlist_id'] == channel_id:
# Check if this is a songlist song
artist, title = song.get('artist', ''), song.get('title', song.get('name', ''))
key = f"{artist.lower()}_{normalize_title(title)}"
is_songlist = key in self.songlist_tracking
if is_songlist and not reset_songlist:
continue # skip songlist songs if not resetting them
songs_to_reset.append((song_id, song, is_songlist))
# Reset tracking and optionally delete files
files_preserved = 0
files_deleted = 0
for song_id, song, is_songlist in songs_to_reset:
# Remove from main tracking
self.tracker.data['songs'][song_id]['status'] = 'NOT_DOWNLOADED'
self.tracker.data['songs'][song_id]['formats'] = {}
self.tracker.data['songs'][song_id]['last_error'] = ''
self.tracker.data['songs'][song_id]['download_attempts'] = 0
self.tracker.data['songs'][song_id]['last_updated'] = None
# Remove from songlist tracking if needed
if is_songlist and reset_songlist:
artist, title = song.get('artist', ''), song.get('title', song.get('name', ''))
key = f"{artist.lower()}_{normalize_title(title)}"
if key in self.songlist_tracking:
del self.songlist_tracking[key]
# Delete file if requested
if delete_files:
file_path = song.get('file_path')
if file_path:
try:
p = Path(file_path)
if p.exists():
p.unlink()
files_deleted += 1
else:
files_preserved += 1
except Exception as e:
print(f"⚠️ Could not delete file {file_path}: {e}")
# Save changes
self.tracker.force_save()
save_songlist_tracking(self.songlist_tracking, str(self.songlist_tracking_file))
print(f"✅ Reset {len(songs_to_reset)} songs for channel '{channel_name}'.")
if delete_files:
print(f" Files deleted: {files_deleted}, files preserved: {files_preserved}")
if not reset_songlist:
print(f" Songlist songs were preserved.")
# ... (rest of the KaraokeDownloader methods, updated to use DATA_DIR for all data file paths) ...
# For brevity, the rest of the class methods should be copied here from the original download_karaoke.py,
# updating all references to use the new karaoke_downloader.* imports as needed.

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import re
MUTAGEN_AVAILABLE = True
try:
from mutagen.mp4 import MP4
except ImportError:
MUTAGEN_AVAILABLE = False
def extract_artist_title(video_title):
title = video_title.replace("(Karaoke Version)", "").replace("(Karaoke)", "").strip()
if " - " in title:
parts = title.split(" - ", 1)
if len(parts) == 2:
artist = parts[0].strip()
song_title = parts[1].strip()
return artist, song_title
return "Unknown Artist", title
def add_id3_tags(file_path, video_title, channel_name):
if not MUTAGEN_AVAILABLE:
print("⚠️ mutagen not available - skipping ID3 tagging")
return
try:
artist, title = extract_artist_title(video_title)
mp4 = MP4(str(file_path))
mp4['\xa9nam'] = title
mp4['\xa9ART'] = artist
mp4['\xa9alb'] = f"{channel_name} Karaoke"
mp4['\xa9gen'] = "Karaoke"
mp4.save()
print(f"📝 Added ID3 tags: Artist='{artist}', Title='{title}'")
except Exception as e:
print(f"⚠️ Could not add ID3 tags: {e}")

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import json
from pathlib import Path
from datetime import datetime
def load_songlist(songlist_path="data/songList.json"):
songlist_file = Path(songlist_path)
if not songlist_file.exists():
print(f"⚠️ Songlist file not found: {songlist_path}")
return []
try:
with open(songlist_file, 'r', encoding='utf-8') as f:
data = json.load(f)
all_songs = []
for category in data:
if "songs" in category:
for song in category["songs"]:
if "artist" in song and "title" in song:
all_songs.append({
"artist": song["artist"].strip(),
"title": song["title"].strip(),
"position": song.get("position", 0)
})
print(f"📋 Loaded {len(all_songs)} songs from songlist")
return all_songs
except (json.JSONDecodeError, FileNotFoundError) as e:
print(f"⚠️ Could not load songlist: {e}")
return []
def normalize_title(title):
normalized = title.replace("(Karaoke Version)", "").replace("(Karaoke)", "").strip()
return " ".join(normalized.split()).lower()
def load_songlist_tracking(tracking_path="data/songlist_tracking.json"):
tracking_file = Path(tracking_path)
if not tracking_file.exists():
return {}
try:
with open(tracking_file, 'r', encoding='utf-8') as f:
return json.load(f)
except (json.JSONDecodeError, FileNotFoundError) as e:
print(f"⚠️ Could not load songlist tracking: {e}")
return {}
def save_songlist_tracking(tracking, tracking_path="data/songlist_tracking.json"):
try:
with open(tracking_path, 'w', encoding='utf-8') as f:
json.dump(tracking, f, indent=2, ensure_ascii=False)
except Exception as e:
print(f"⚠️ Could not save songlist tracking: {e}")
def is_songlist_song_downloaded(tracking, artist, title):
key = f"{artist.lower()}_{normalize_title(title)}"
return key in tracking
def mark_songlist_song_downloaded(tracking, artist, title, channel_name, file_path):
key = f"{artist.lower()}_{normalize_title(title)}"
tracking[key] = {
"artist": artist,
"title": title,
"channel": channel_name,
"file_path": str(file_path),
"downloaded_at": datetime.now().isoformat()
}
save_songlist_tracking(tracking)

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import json
from pathlib import Path
from enum import Enum
from datetime import datetime
import threading
class SongStatus(str, Enum):
NOT_DOWNLOADED = "NOT_DOWNLOADED"
DOWNLOADING = "DOWNLOADING"
DOWNLOADED = "DOWNLOADED"
PARTIAL = "PARTIAL"
FAILED = "FAILED"
CONVERTING = "CONVERTING"
CONVERTED = "CONVERTED"
class FormatType(str, Enum):
MP4 = "MP4"
MP3 = "MP3"
OTHER = "OTHER"
class TrackingManager:
def __init__(self, tracking_file="data/karaoke_tracking.json", cache_file="data/channel_cache.json"):
self.tracking_file = Path(tracking_file)
self.cache_file = Path(cache_file)
self.data = {
"playlists": {},
"songs": {}
}
self.cache = {}
self._lock = threading.Lock()
self._load()
self._load_cache()
def _load(self):
if self.tracking_file.exists():
try:
with open(self.tracking_file, 'r', encoding='utf-8') as f:
self.data = json.load(f)
except Exception:
self.data = {"playlists": {}, "songs": {}}
def _save(self):
with self._lock:
with open(self.tracking_file, 'w', encoding='utf-8') as f:
json.dump(self.data, f, indent=2, ensure_ascii=False)
def force_save(self):
self._save()
def _load_cache(self):
if self.cache_file.exists():
try:
with open(self.cache_file, 'r', encoding='utf-8') as f:
self.cache = json.load(f)
except Exception:
self.cache = {}
def save_cache(self):
with open(self.cache_file, 'w', encoding='utf-8') as f:
json.dump(self.cache, f, indent=2, ensure_ascii=False)
def get_statistics(self):
total_songs = len(self.data['songs'])
downloaded_songs = sum(1 for s in self.data['songs'].values() if s['status'] in [SongStatus.DOWNLOADED, SongStatus.CONVERTED])
failed_songs = sum(1 for s in self.data['songs'].values() if s['status'] == SongStatus.FAILED)
partial_songs = sum(1 for s in self.data['songs'].values() if s['status'] == SongStatus.PARTIAL)
total_playlists = len(self.data['playlists'])
total_size_mb = sum(s.get('file_size', 0) for s in self.data['songs'].values() if s.get('file_size')) / (1024*1024)
last_updated = max((s.get('last_updated') for s in self.data['songs'].values() if s.get('last_updated')), default=None)
return {
"total_songs": total_songs,
"downloaded_songs": downloaded_songs,
"failed_songs": failed_songs,
"partial_songs": partial_songs,
"total_playlists": total_playlists,
"total_size_mb": round(total_size_mb, 2),
"last_updated": last_updated
}
def get_playlist_songs(self, playlist_id):
return [s for s in self.data['songs'].values() if s['playlist_id'] == playlist_id]
def get_failed_songs(self, playlist_id=None):
if playlist_id:
return [s for s in self.data['songs'].values() if s['playlist_id'] == playlist_id and s['status'] == SongStatus.FAILED]
return [s for s in self.data['songs'].values() if s['status'] == SongStatus.FAILED]
def get_partial_downloads(self, playlist_id=None):
if playlist_id:
return [s for s in self.data['songs'].values() if s['playlist_id'] == playlist_id and s['status'] == SongStatus.PARTIAL]
return [s for s in self.data['songs'].values() if s['status'] == SongStatus.PARTIAL]
def cleanup_orphaned_files(self, downloads_dir):
# Remove tracking entries for files that no longer exist
orphaned = []
for song_id, song in list(self.data['songs'].items()):
file_path = song.get('file_path')
if file_path and not Path(file_path).exists():
orphaned.append(song_id)
del self.data['songs'][song_id]
self.force_save()
return orphaned
def get_cache_info(self):
total_channels = len(self.cache)
total_cached_videos = sum(len(v) for v in self.cache.values())
cache_duration_hours = 24 # default
last_updated = None
return {
"total_channels": total_channels,
"total_cached_videos": total_cached_videos,
"cache_duration_hours": cache_duration_hours,
"last_updated": last_updated
}
def clear_channel_cache(self, channel_id=None):
if channel_id is None or channel_id == 'all':
self.cache = {}
else:
self.cache.pop(channel_id, None)
self.save_cache()
def set_cache_duration(self, hours):
# Placeholder for cache duration logic
pass
def export_playlist_report(self, playlist_id):
playlist = self.data['playlists'].get(playlist_id)
if not playlist:
return f"Playlist '{playlist_id}' not found."
songs = self.get_playlist_songs(playlist_id)
report = {
"playlist": playlist,
"songs": songs
}
return json.dumps(report, indent=2, ensure_ascii=False)

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import re
from pathlib import Path
def get_channel_info(channel_url):
if '@' in channel_url:
channel_name = channel_url.split('@')[1].split('/')[0]
channel_id = f"@{channel_name}"
else:
channel_name = "unknown_channel"
channel_id = "unknown_channel"
channel_name = re.sub(r'[<>:"/\\|?*]', '_', channel_name)
return channel_name, channel_id
def get_playlist_info(playlist_url):
return get_channel_info(playlist_url)

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https://www.youtube.com/@SingKingKaraoke/videos

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@ -1,501 +0,0 @@
#!/usr/bin/env python3
"""
Tracking Manager for Karaoke Playlist Downloader
Handles song tracking, multiple formats, partial downloads, and playlist synchronization.
"""
import json
import hashlib
import os
from pathlib import Path
from datetime import datetime, timedelta
from typing import Dict, List, Optional, Set
import logging
class SongStatus:
"""Enum-like class for song download statuses."""
NOT_DOWNLOADED = "not_downloaded"
DOWNLOADING = "downloading"
DOWNLOADED = "downloaded"
PARTIAL = "partial"
FAILED = "failed"
CONVERTING = "converting"
CONVERTED = "converted"
class FormatType:
"""Enum-like class for format types."""
MP4 = "mp4"
MP3 = "mp3"
M4A = "m4a"
WEBM = "webm"
class TrackingManager:
def __init__(self, tracking_file: str = "karaoke_tracking.json", cache_file: str = "channel_cache.json"):
self.tracking_file = Path(tracking_file)
self.cache_file = Path(cache_file)
# Cache settings (must be set before loading cache)
self.cache_duration_hours = 24 # Cache for 24 hours by default
self.data = self._load_tracking_data()
self.cache = self._load_cache_data()
self.logger = logging.getLogger(__name__)
self._batch_save_pending = False
self._save_timer = None
def _load_tracking_data(self) -> Dict:
"""Load tracking data from JSON file."""
if self.tracking_file.exists():
try:
with open(self.tracking_file, 'r', encoding='utf-8') as f:
data = json.load(f)
# Ensure all required top-level keys exist
data.setdefault('version', '1.0')
data.setdefault('last_updated', datetime.now().isoformat())
data.setdefault('songs', {})
data.setdefault('playlists', {})
data.setdefault('formats', {})
data.setdefault('statistics', {})
return data
except (json.JSONDecodeError, FileNotFoundError) as e:
print(f"Warning: Could not load tracking file: {e}")
# If file is corrupted, backup and create new one
if self.tracking_file.exists():
backup_file = self.tracking_file.with_suffix('.json.backup')
try:
self.tracking_file.rename(backup_file)
print(f"Backed up corrupted file to: {backup_file}")
except Exception as backup_error:
print(f"Could not backup corrupted file: {backup_error}")
# Return default structure
return {
'version': '1.0',
'last_updated': datetime.now().isoformat(),
'songs': {},
'playlists': {},
'formats': {},
'statistics': {}
}
def _save_tracking_data(self, force_save: bool = False):
"""Save tracking data to JSON file with batch saving support."""
if not force_save:
# Schedule a delayed save instead of immediate save
self._batch_save_pending = True
return
self.data['last_updated'] = datetime.now().isoformat()
try:
with open(self.tracking_file, 'w', encoding='utf-8') as f:
json.dump(self.data, f, indent=2, ensure_ascii=False)
self._batch_save_pending = False
except Exception as e:
self.logger.error(f"Failed to save tracking data: {e}")
def force_save(self):
"""Force save the tracking data immediately."""
self._save_tracking_data(force_save=True)
def _load_cache_data(self) -> Dict:
"""Load channel cache data from JSON file."""
if self.cache_file.exists():
try:
with open(self.cache_file, 'r', encoding='utf-8') as f:
cache = json.load(f)
# Ensure required structure
cache.setdefault('channels', {})
cache.setdefault('settings', {
'cache_duration_hours': self.cache_duration_hours,
'last_updated': datetime.now().isoformat()
})
return cache
except (json.JSONDecodeError, FileNotFoundError) as e:
print(f"Warning: Could not load cache file: {e}")
# Return default cache structure
return {
'channels': {},
'settings': {
'cache_duration_hours': self.cache_duration_hours,
'last_updated': datetime.now().isoformat()
}
}
def _save_cache_data(self):
"""Save channel cache data to JSON file."""
try:
self.cache['settings']['last_updated'] = datetime.now().isoformat()
with open(self.cache_file, 'w', encoding='utf-8') as f:
json.dump(self.cache, f, indent=2, ensure_ascii=False)
except Exception as e:
self.logger.error(f"Failed to save cache data: {e}")
def get_cached_channel_videos(self, channel_id: str) -> Optional[List[Dict]]:
"""Get cached videos for a channel if cache is still valid."""
if channel_id not in self.cache['channels']:
return None
channel_cache = self.cache['channels'][channel_id]
cached_time = datetime.fromisoformat(channel_cache['cached_at'])
cache_duration = timedelta(hours=self.cache_duration_hours)
# Check if cache is still valid
if datetime.now() - cached_time < cache_duration:
self.logger.info(f"Using cached channel data for {channel_id} (cached {cached_time})")
return channel_cache['videos']
self.logger.info(f"Channel cache expired for {channel_id}, will refresh")
return None
def cache_channel_videos(self, channel_id: str, videos: List[Dict]):
"""Cache videos for a channel."""
self.cache['channels'][channel_id] = {
'videos': videos,
'cached_at': datetime.now().isoformat(),
'video_count': len(videos)
}
self._save_cache_data()
self.logger.info(f"Cached {len(videos)} videos for channel {channel_id}")
def clear_channel_cache(self, channel_id: Optional[str] = None):
"""Clear cache for a specific channel or all channels."""
if channel_id:
if channel_id in self.cache['channels']:
del self.cache['channels'][channel_id]
self._save_cache_data()
self.logger.info(f"Cleared cache for channel {channel_id}")
else:
self.cache['channels'] = {}
self._save_cache_data()
self.logger.info("Cleared all channel caches")
def set_cache_duration(self, hours: int):
"""Set cache duration in hours."""
self.cache_duration_hours = hours
self.cache['settings']['cache_duration_hours'] = hours
self._save_cache_data()
self.logger.info(f"Cache duration set to {hours} hours")
def get_cache_info(self) -> Dict:
"""Get cache information."""
total_channels = len(self.cache['channels'])
total_cached_videos = sum(channel['video_count'] for channel in self.cache['channels'].values())
return {
'total_channels': total_channels,
'total_cached_videos': total_cached_videos,
'cache_duration_hours': self.cache_duration_hours,
'last_updated': self.cache['settings']['last_updated']
}
def _generate_song_id(self, video_id: str, playlist_id: str) -> str:
"""Generate a unique song ID."""
return f"{video_id}_{playlist_id}"
def _generate_file_hash(self, file_path: Path) -> str:
"""Generate MD5 hash of file for integrity checking."""
try:
if file_path.exists():
hash_md5 = hashlib.md5()
with open(file_path, "rb") as f:
for chunk in iter(lambda: f.read(4096), b""):
hash_md5.update(chunk)
return hash_md5.hexdigest()
except Exception as e:
self.logger.warning(f"Could not generate hash for {file_path}: {e}")
return ""
def add_playlist(self, playlist_id: str, playlist_name: str, playlist_url: str) -> Dict:
"""Add or update a playlist in tracking."""
playlist_data = {
'name': playlist_name,
'url': playlist_url,
'added_date': datetime.now().isoformat(),
'last_synced': None,
'total_songs': 0,
'downloaded_songs': 0,
'failed_songs': 0,
'song_ids': []
}
self.data['playlists'][playlist_id] = playlist_data
self._save_tracking_data()
return playlist_data
def add_song(self, video_id: str, playlist_id: str, title: str, duration: Optional[int] = None) -> Dict:
"""Add a song to tracking."""
song_id = self._generate_song_id(video_id, playlist_id)
song_data = {
'video_id': video_id,
'playlist_id': playlist_id,
'title': title,
'duration': duration,
'added_date': datetime.now().isoformat(),
'last_updated': datetime.now().isoformat(),
'status': SongStatus.NOT_DOWNLOADED,
'formats': {},
'file_paths': {},
'file_hashes': {},
'file_sizes': {},
'download_attempts': 0,
'last_error': None,
'metadata': {}
}
self.data['songs'][song_id] = song_data
# Add to playlist's song list
if playlist_id not in self.data['playlists']:
self.add_playlist(playlist_id, f"playlist_{playlist_id}", "")
if song_id not in self.data['playlists'][playlist_id]['song_ids']:
self.data['playlists'][playlist_id]['song_ids'].append(song_id)
self._update_playlist_statistics(playlist_id)
self._save_tracking_data()
return song_data
def update_song_status(self, video_id: str, playlist_id: str, status: str,
format_type: Optional[str] = None, file_path: Optional[Path] = None,
error_message: Optional[str] = None) -> bool:
"""Update song status and optionally add format information."""
song_id = self._generate_song_id(video_id, playlist_id)
if song_id not in self.data['songs']:
self.logger.warning(f"Song {song_id} not found in tracking")
return False
song = self.data['songs'][song_id]
song['status'] = status
song['last_updated'] = datetime.now().isoformat()
if error_message:
song['last_error'] = error_message
if status == SongStatus.DOWNLOADING:
song['download_attempts'] += 1
# Handle format-specific information
if format_type and file_path:
if format_type not in song['formats']:
song['formats'][format_type] = {
'status': status,
'file_path': str(file_path),
'file_size': file_path.stat().st_size if file_path.exists() else 0,
'file_hash': self._generate_file_hash(file_path),
'added_date': datetime.now().isoformat()
}
else:
song['formats'][format_type].update({
'status': status,
'file_path': str(file_path),
'file_size': file_path.stat().st_size if file_path.exists() else 0,
'file_hash': self._generate_file_hash(file_path)
})
song['file_paths'][format_type] = str(file_path)
song['file_hashes'][format_type] = song['formats'][format_type]['file_hash']
song['file_sizes'][format_type] = song['formats'][format_type]['file_size']
self._update_playlist_statistics(playlist_id)
self._save_tracking_data()
return True
def get_song_status(self, video_id: str, playlist_id: str) -> Optional[Dict]:
"""Get current status of a song."""
song_id = self._generate_song_id(video_id, playlist_id)
return self.data['songs'].get(song_id)
def is_song_downloaded(self, video_id: str, playlist_id: str, format_type: Optional[str] = None) -> bool:
"""Check if a song is downloaded in the specified format."""
song = self.get_song_status(video_id, playlist_id)
if not song:
return False
if format_type:
return (format_type in song['formats'] and
song['formats'][format_type]['status'] in [SongStatus.DOWNLOADED, SongStatus.CONVERTED])
# Check if any format is downloaded
return any(fmt['status'] in [SongStatus.DOWNLOADED, SongStatus.CONVERTED]
for fmt in song['formats'].values())
def get_playlist_songs(self, playlist_id: str) -> List[Dict]:
"""Get all songs for a playlist."""
if playlist_id not in self.data['playlists']:
return []
song_ids = self.data['playlists'][playlist_id]['song_ids']
return [self.data['songs'].get(song_id) for song_id in song_ids
if song_id in self.data['songs']]
def get_downloaded_songs(self, playlist_id: str, format_type: Optional[str] = None) -> List[Dict]:
"""Get all downloaded songs for a playlist."""
songs = self.get_playlist_songs(playlist_id)
if format_type:
return [song for song in songs if self.is_song_downloaded(song['video_id'], playlist_id, format_type)]
return [song for song in songs if self.is_song_downloaded(song['video_id'], playlist_id)]
def get_failed_songs(self, playlist_id: str) -> List[Dict]:
"""Get all failed songs for a playlist."""
songs = self.get_playlist_songs(playlist_id)
return [song for song in songs if song['status'] == SongStatus.FAILED]
def get_partial_downloads(self, playlist_id: str) -> List[Dict]:
"""Get songs with partial downloads."""
songs = self.get_playlist_songs(playlist_id)
return [song for song in songs if song['status'] == SongStatus.PARTIAL]
def sync_playlist(self, playlist_id: str, current_songs: List[Dict]) -> Dict:
"""Sync playlist with current songs from YouTube."""
if playlist_id not in self.data['playlists']:
return {'added': len(current_songs), 'removed': 0, 'total': len(current_songs)}
existing_song_ids = set(self.data['playlists'][playlist_id]['song_ids'])
current_song_ids = set()
added_songs = 0
for song_info in current_songs:
song_id = self._generate_song_id(song_info['video_id'], playlist_id)
current_song_ids.add(song_id)
if song_id not in existing_song_ids:
self.add_song(
song_info['video_id'],
playlist_id,
song_info['title'],
song_info.get('duration')
)
added_songs += 1
# Remove songs that no longer exist in playlist
removed_songs = len(existing_song_ids - current_song_ids)
for song_id in existing_song_ids - current_song_ids:
if song_id in self.data['songs']:
del self.data['songs'][song_id]
# Update playlist sync time
self.data['playlists'][playlist_id]['last_synced'] = datetime.now().isoformat()
self._update_playlist_statistics(playlist_id)
# Force save after batch operations
self.force_save()
return {
'added': added_songs,
'removed': removed_songs,
'total': len(current_songs)
}
def _update_playlist_statistics(self, playlist_id: str):
"""Update playlist statistics."""
if playlist_id not in self.data['playlists']:
return
songs = self.get_playlist_songs(playlist_id)
playlist = self.data['playlists'][playlist_id]
playlist['total_songs'] = len(songs)
playlist['downloaded_songs'] = len([s for s in songs if self.is_song_downloaded(s['video_id'], playlist_id)])
playlist['failed_songs'] = len([s for s in songs if s['status'] == SongStatus.FAILED])
def get_statistics(self) -> Dict:
"""Get overall statistics."""
total_songs = len(self.data['songs'])
total_playlists = len(self.data['playlists'])
downloaded_songs = sum(1 for song in self.data['songs'].values()
if self.is_song_downloaded(song['video_id'], song['playlist_id']))
failed_songs = sum(1 for song in self.data['songs'].values()
if song['status'] == SongStatus.FAILED)
partial_songs = sum(1 for song in self.data['songs'].values()
if song['status'] == SongStatus.PARTIAL)
total_size = 0
for song in self.data['songs'].values():
for size in song['file_sizes'].values():
total_size += size
return {
'total_songs': total_songs,
'total_playlists': total_playlists,
'downloaded_songs': downloaded_songs,
'failed_songs': failed_songs,
'partial_songs': partial_songs,
'total_size_bytes': total_size,
'total_size_mb': round(total_size / (1024 * 1024), 2),
'last_updated': self.data['last_updated']
}
def cleanup_orphaned_files(self, downloads_dir: Path) -> List[str]:
"""Remove tracking entries for files that no longer exist."""
orphaned_songs = []
for song_id, song in self.data['songs'].items():
for format_type, file_path in song['file_paths'].items():
if not Path(file_path).exists():
# Remove the format entry
if format_type in song['formats']:
del song['formats'][format_type]
if format_type in song['file_paths']:
del song['file_paths'][format_type]
if format_type in song['file_hashes']:
del song['file_hashes'][format_type]
if format_type in song['file_sizes']:
del song['file_sizes'][format_type]
# Update status if no formats remain
if not song['formats']:
song['status'] = SongStatus.NOT_DOWNLOADED
orphaned_songs.append(song_id)
self._save_tracking_data()
return orphaned_songs
def export_playlist_report(self, playlist_id: str, output_file: str = None) -> str:
"""Export a detailed report for a playlist."""
if playlist_id not in self.data['playlists']:
return "Playlist not found"
playlist = self.data['playlists'][playlist_id]
songs = self.get_playlist_songs(playlist_id)
report = f"""
Karaoke Playlist Report
======================
Playlist: {playlist['name']}
URL: {playlist['url']}
Total Songs: {playlist['total_songs']}
Downloaded: {playlist['downloaded_songs']}
Failed: {playlist['failed_songs']}
Last Synced: {playlist['last_synced'] or 'Never'}
Song Details:
"""
for song in songs:
status_icon = {
SongStatus.DOWNLOADED: "",
SongStatus.CONVERTED: "",
SongStatus.DOWNLOADING: "",
SongStatus.PARTIAL: "⚠️",
SongStatus.FAILED: "",
SongStatus.NOT_DOWNLOADED: "⏸️"
}.get(song['status'], "")
formats = ", ".join(song['formats'].keys()) if song['formats'] else "None"
report += f"{status_icon} {song['title']} ({formats})\n"
if output_file:
with open(output_file, 'w', encoding='utf-8') as f:
f.write(report)
return report