| 1 | from __future__ import annotations |
| 2 | |
| 3 | from typing import Any, Dict, List |
| 4 | |
| 5 | from core.user_modes.base_strategy import BaseUserModeStrategy |
| 6 | from utils.logger import setup_logger |
| 7 | |
| 8 | logger = setup_logger("CollectMixUserModeStrategy") |
| 9 | |
| 10 | |
| 11 | class CollectMixUserModeStrategy(BaseUserModeStrategy): |
| 12 | mode_name = "collectmix" |
| 13 | api_method_name = "get_user_collect_mix" |
| 14 | |
| 15 | async def collect_items(self, sec_uid: str, user_info: Dict[str, Any]) -> List[Dict[str, Any]]: |
| 16 | fetch_collect_mix = getattr(self.downloader.api_client, self.api_method_name, None) |
| 17 | if not callable(fetch_collect_mix): |
| 18 | logger.warning("API client missing %s", self.api_method_name) |
| 19 | return [] |
| 20 | |
| 21 | raw_items = await self._collect_paged_entries(fetch_collect_mix, sec_uid) |
| 22 | aweme_items: List[Dict[str, Any]] = [] |
| 23 | metadata_items: List[Dict[str, Any]] = [] |
| 24 | |
| 25 | for item in raw_items: |
| 26 | aweme = self._extract_aweme_from_item(item) |
| 27 | if aweme is not None: |
| 28 | aweme_items.append(aweme) |
| 29 | continue |
| 30 | metadata_items.append(self._normalize_mix_item(item)) |
| 31 | |
| 32 | if not metadata_items: |
| 33 | return aweme_items |
| 34 | |
| 35 | expanded_items = await self._expand_metadata_items( |
| 36 | metadata_items, |
| 37 | id_field="mix_id", |
| 38 | id_aliases=["mixId"], |
| 39 | fetch_method_name="get_mix_aweme", |
| 40 | ) |
| 41 | if not aweme_items: |
| 42 | return expanded_items |
| 43 | |
| 44 | merged_items: List[Dict[str, Any]] = [] |
| 45 | seen_aweme_ids: set[str] = set() |
| 46 | for item in aweme_items + expanded_items: |
| 47 | aweme_id = str(item.get("aweme_id") or "") |
| 48 | if not aweme_id or aweme_id in seen_aweme_ids: |
| 49 | continue |
| 50 | seen_aweme_ids.add(aweme_id) |
| 51 | merged_items.append(item) |
| 52 | |
| 53 | return merged_items |
| 54 | |
| 55 | @staticmethod |
| 56 | def _normalize_mix_item(item: Any) -> Dict[str, Any]: |
| 57 | if not isinstance(item, dict): |
| 58 | return {} |
| 59 | if item.get("mix_id") or item.get("mixId"): |
| 60 | return item |
| 61 | mix_info = item.get("mix_info") |
| 62 | if isinstance(mix_info, dict): |
| 63 | return { |
| 64 | **item, |
| 65 | "mix_id": mix_info.get("mix_id") or mix_info.get("id"), |
| 66 | } |
| 67 | return item |
| 68 |