| 1 | from typing import Any, Optional |
| 2 | |
| 3 | from auth import CookieManager |
| 4 | from config import ConfigLoader |
| 5 | from control import QueueManager, RateLimiter, RetryHandler |
| 6 | from core.api_client import DouyinAPIClient |
| 7 | from core.downloader_base import BaseDownloader |
| 8 | from core.live_downloader import LiveDownloader |
| 9 | from core.mix_downloader import MixDownloader |
| 10 | from core.music_downloader import MusicDownloader |
| 11 | from core.user_downloader import UserDownloader |
| 12 | from core.video_downloader import VideoDownloader |
| 13 | from storage import Database, FileManager |
| 14 | from utils.logger import setup_logger |
| 15 | |
| 16 | logger = setup_logger("DownloaderFactory") |
| 17 | |
| 18 | |
| 19 | class DownloaderFactory: |
| 20 | @staticmethod |
| 21 | def create( |
| 22 | url_type: str, |
| 23 | config: ConfigLoader, |
| 24 | api_client: DouyinAPIClient, |
| 25 | file_manager: FileManager, |
| 26 | cookie_manager: CookieManager, |
| 27 | database: Optional[Database] = None, |
| 28 | rate_limiter: Optional[RateLimiter] = None, |
| 29 | retry_handler: Optional[RetryHandler] = None, |
| 30 | queue_manager: Optional[QueueManager] = None, |
| 31 | progress_reporter: Optional[Any] = None, |
| 32 | ) -> Optional[BaseDownloader]: |
| 33 | |
| 34 | common_args = { |
| 35 | "config": config, |
| 36 | "api_client": api_client, |
| 37 | "file_manager": file_manager, |
| 38 | "cookie_manager": cookie_manager, |
| 39 | "database": database, |
| 40 | "rate_limiter": rate_limiter, |
| 41 | "retry_handler": retry_handler, |
| 42 | "queue_manager": queue_manager, |
| 43 | "progress_reporter": progress_reporter, |
| 44 | } |
| 45 | |
| 46 | if url_type == "video": |
| 47 | return VideoDownloader(**common_args) |
| 48 | elif url_type == "user": |
| 49 | return UserDownloader(**common_args) |
| 50 | elif url_type == "gallery": |
| 51 | return VideoDownloader(**common_args) |
| 52 | elif url_type == "collection": |
| 53 | return MixDownloader(**common_args) |
| 54 | elif url_type == "music": |
| 55 | return MusicDownloader(**common_args) |
| 56 | elif url_type == "live": |
| 57 | return LiveDownloader(**common_args) |
| 58 | elif url_type == "short": |
| 59 | logger.error( |
| 60 | "Short URL was not resolved before dispatching. " |
| 61 | "Please call api_client.resolve_short_url() first." |
| 62 | ) |
| 63 | return None |
| 64 | else: |
| 65 | logger.error("Unsupported URL type: %s", url_type) |
| 66 | return None |
| 67 |