"""Queue processing and video handling operations""" import os import logging import asyncio import discord from typing import Dict, Optional, Tuple, Any from datetime import datetime from .reactions import REACTIONS from .progress_tracker import ProgressTracker logger = logging.getLogger("VideoArchiver") class QueueHandler: """Handles queue processing and video operations""" def __init__(self, bot, config_manager, components, db=None): self.bot = bot self.config_manager = config_manager self.components = components self.db = db self._unloading = False self._active_downloads: Dict[str, asyncio.Task] = {} self._active_downloads_lock = asyncio.Lock() self.progress_tracker = ProgressTracker() async def process_video(self, item) -> Tuple[bool, Optional[str]]: """Process a video from the queue""" if self._unloading: return False, "Processor is unloading" file_path = None original_message = None download_task = None try: # Start processing item.start_processing() logger.info(f"Started processing video: {item.url}") # Check if video is already archived if self.db and self.db.is_url_archived(item.url): logger.info(f"Video already archived: {item.url}") if original_message := await self._get_original_message(item): await original_message.add_reaction(REACTIONS["success"]) archived_info = self.db.get_archived_video(item.url) if archived_info: await original_message.reply(f"This video was already archived. You can find it here: {archived_info[0]}") item.finish_processing(True) return True, None guild_id = item.guild_id if guild_id not in self.components: error = f"No components found for guild {guild_id}" item.finish_processing(False, error) return False, error components = self.components[guild_id] downloader = components.get("downloader") message_manager = components.get("message_manager") if not downloader or not message_manager: error = f"Missing required components for guild {guild_id}" item.finish_processing(False, error) return False, error # Get original message and update reactions original_message = await self._get_original_message(item) if original_message: await original_message.remove_reaction(REACTIONS["queued"], self.bot.user) await original_message.add_reaction(REACTIONS["processing"]) logger.info(f"Started processing message {item.message_id}") # Create progress callback progress_callback = self._create_progress_callback(original_message, item.url) # Download video success, file_path, error = await self._download_video( downloader, item.url, progress_callback ) if not success: if original_message: await original_message.add_reaction(REACTIONS["error"]) logger.error(f"Download failed for message {item.message_id}: {error}") item.finish_processing(False, f"Failed to download video: {error}") return False, f"Failed to download video: {error}" # Archive video success, error = await self._archive_video( guild_id, original_message, message_manager, item.url, file_path ) # Finish processing item.finish_processing(success, error if not success else None) return success, error except Exception as e: logger.error(f"Error processing video: {str(e)}", exc_info=True) item.finish_processing(False, str(e)) return False, str(e) finally: # Clean up downloaded file if file_path and os.path.exists(file_path): try: os.unlink(file_path) except Exception as e: logger.error(f"Failed to clean up file {file_path}: {e}") async def _archive_video(self, guild_id: int, original_message: Optional[discord.Message], message_manager, url: str, file_path: str) -> Tuple[bool, Optional[str]]: """Archive downloaded video""" try: # Get archive channel guild = self.bot.get_guild(guild_id) if not guild: return False, f"Guild {guild_id} not found" archive_channel = await self.config_manager.get_channel(guild, "archive") if not archive_channel: return False, "Archive channel not configured" # Format message try: author = original_message.author if original_message else None channel = original_message.channel if original_message else None message = await message_manager.format_message( author=author, channel=channel, url=url ) except Exception as e: return False, f"Failed to format message: {str(e)}" # Upload to archive channel if not os.path.exists(file_path): return False, "Processed file not found" archive_message = await archive_channel.send(content=message, file=discord.File(file_path)) # Store in database if available if self.db and archive_message.attachments: discord_url = archive_message.attachments[0].url self.db.add_archived_video( url, discord_url, archive_message.id, archive_channel.id, guild_id ) logger.info(f"Added video to archive database: {url} -> {discord_url}") if original_message: await original_message.remove_reaction(REACTIONS["processing"], self.bot.user) await original_message.add_reaction(REACTIONS["success"]) logger.info(f"Successfully processed message {original_message.id}") return True, None except discord.HTTPException as e: if original_message: await original_message.add_reaction(REACTIONS["error"]) logger.error(f"Failed to upload to Discord: {str(e)}") return False, f"Failed to upload to Discord: {str(e)}" except Exception as e: if original_message: await original_message.add_reaction(REACTIONS["error"]) logger.error(f"Failed to archive video: {str(e)}") return False, f"Failed to archive video: {str(e)}" async def _get_original_message(self, item) -> Optional[discord.Message]: """Retrieve the original message""" try: channel = self.bot.get_channel(item.channel_id) if not channel: return None return await channel.fetch_message(item.message_id) except discord.NotFound: return None except Exception as e: logger.error(f"Error fetching original message: {e}") return None def _create_progress_callback(self, message: Optional[discord.Message], url: str): """Create progress callback function for download tracking""" def progress_callback(progress: float) -> None: if message: try: loop = asyncio.get_running_loop() if not loop.is_running(): logger.warning("Event loop is not running, skipping progress update") return # Update progress tracking self.progress_tracker.update_download_progress(url, { 'percent': progress, 'last_update': datetime.utcnow().isoformat() }) # Create task to update reaction asyncio.run_coroutine_threadsafe( self._update_download_progress_reaction(message, progress), loop ) except Exception as e: logger.error(f"Error in progress callback: {e}") return progress_callback async def _download_video(self, downloader, url: str, progress_callback) -> Tuple[bool, Optional[str], Optional[str]]: """Download video with progress tracking""" download_task = asyncio.create_task( downloader.download_video(url, progress_callback=progress_callback) ) async with self._active_downloads_lock: self._active_downloads[url] = download_task try: success, file_path, error = await download_task if success: self.progress_tracker.complete_download(url) else: self.progress_tracker.increment_download_retries(url) return success, file_path, error except asyncio.CancelledError: logger.info(f"Download cancelled for {url}") return False, None, "Download cancelled" except Exception as e: logger.error(f"Download error: {str(e)}") return False, None, f"Download error: {str(e)}" finally: async with self._active_downloads_lock: self._active_downloads.pop(url, None) async def cleanup(self): """Clean up resources and stop processing""" try: logger.info("Starting QueueHandler cleanup...") self._unloading = True # Cancel all active downloads async with self._active_downloads_lock: for url, task in list(self._active_downloads.items()): if not task.done(): task.cancel() try: await task except asyncio.CancelledError: pass except Exception as e: logger.error(f"Error cancelling download task for {url}: {e}") self._active_downloads.clear() logger.info("QueueHandler cleanup completed successfully") except Exception as e: logger.error(f"Error during QueueHandler cleanup: {str(e)}", exc_info=True) raise async def force_cleanup(self): """Force cleanup of resources when normal cleanup fails""" try: logger.info("Starting force cleanup of QueueHandler...") self._unloading = True # Force cancel all active downloads for url, task in list(self._active_downloads.items()): if not task.done(): task.cancel() self._active_downloads.clear() logger.info("QueueHandler force cleanup completed") except Exception as e: logger.error(f"Error during QueueHandler force cleanup: {str(e)}", exc_info=True) async def _update_download_progress_reaction(self, message: discord.Message, progress: float): """Update download progress reaction on message""" if not message: return try: # Remove old reactions for reaction in REACTIONS["download"]: try: await message.remove_reaction(reaction, self.bot.user) except Exception as e: logger.error(f"Failed to remove download reaction: {e}") continue # Add new reaction based on progress try: if progress <= 20: await message.add_reaction(REACTIONS["download"][0]) elif progress <= 40: await message.add_reaction(REACTIONS["download"][1]) elif progress <= 60: await message.add_reaction(REACTIONS["download"][2]) elif progress <= 80: await message.add_reaction(REACTIONS["download"][3]) elif progress < 100: await message.add_reaction(REACTIONS["download"][4]) else: await message.add_reaction(REACTIONS["download"][5]) except Exception as e: logger.error(f"Failed to add download reaction: {e}") except Exception as e: logger.error(f"Failed to update download progress reaction: {e}")