mirror of
https://github.com/jxxghp/MoviePilot.git
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343 lines
15 KiB
Python
343 lines
15 KiB
Python
"""获取推荐工具"""
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import json
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from typing import Optional, Type
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from pydantic import BaseModel, Field
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from app.agent.tools.base import MoviePilotTool
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from app.agent.tools.tags import ToolTag
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from app.chain.music import MusicChain
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from app.chain.recommend import RecommendChain
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from app.log import logger
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from app.modules.listenbrainz import (
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LISTENBRAINZ_CHART_RANGES,
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LISTENBRAINZ_FRESH_MAX_DAYS,
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LISTENBRAINZ_FRESH_SORTS,
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)
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from app.schemas.types import MediaType, media_type_to_agent
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from ._music_utils import normalize_music_type, simplify_music_info
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class GetRecommendationsInput(BaseModel):
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"""获取推荐工具的输入参数模型"""
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source: Optional[str] = Field(
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"tmdb_trending",
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description="Recommendation source: "
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"'tmdb_trending' for TMDB trending content, "
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"'tmdb_movies' for TMDB popular movies, "
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"'tmdb_tvs' for TMDB popular TV shows, "
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"'douban_hot' for Douban popular content, "
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"'douban_movie_hot' for Douban hot movies, "
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"'douban_tv_hot' for Douban hot TV shows, "
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"'douban_movie_showing' for Douban movies currently showing, "
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"'douban_movies' for Douban latest movies, "
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"'douban_tvs' for Douban latest TV shows, "
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"'douban_movie_top250' for Douban movie TOP250, "
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"'douban_tv_weekly_chinese' for Douban Chinese TV weekly chart, "
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"'douban_tv_weekly_global' for Douban global TV weekly chart, "
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"'douban_tv_animation' for Douban popular animation, "
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"'bangumi_calendar' for Bangumi anime calendar, "
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"'listenbrainz_chart' for popular recordings/albums, "
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"'listenbrainz_fresh' for fresh album releases",
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)
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media_type: Optional[str] = Field(
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"all", description="Allowed values: movie, tv, music, all"
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)
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page: Optional[int] = Field(
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1, description="Page number for pagination (default: 1, 20 items per page)"
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)
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music_type: Optional[str] = Field(
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None,
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description="For listenbrainz_chart: recording or album. Fresh releases are always albums",
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)
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range_name: Optional[str] = Field(
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"this_month",
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description="ListenBrainz chart range such as this_week, this_month, this_year, or all_time",
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)
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sort_by: Optional[str] = Field(
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"listen_count.desc",
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description="ListenBrainz chart sort: listen_count.desc or listen_count.asc",
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)
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days: Optional[int] = Field(14, description="Fresh release window in days, max 90")
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fresh_sort: Optional[str] = Field(
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"release_date",
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description="Fresh release sort: release_date, artist_credit_name, or release_name",
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)
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past: Optional[bool] = Field(True, description="Include already released albums")
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future: Optional[bool] = Field(True, description="Include upcoming albums")
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min_listen_count: Optional[int] = Field(0, description="Minimum chart listen count")
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with_cover: Optional[bool] = Field(False, description="Only return music results with cover art")
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class GetRecommendationsTool(MoviePilotTool):
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"""获取影视推荐或 ListenBrainz 音乐探索结果。"""
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name: str = "get_recommendations"
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tags: list[str] = [
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ToolTag.Read,
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ToolTag.Media,
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ToolTag.Recommendation,
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]
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description: str = (
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"Get movie, TV, anime, or music discovery results. Music supports ListenBrainz chart periods, "
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"recording/album modes, listen-count sorting, and fresh album releases. Returned music IDs can be "
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"passed directly to detail, library, subscription, and torrent tools."
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)
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args_schema: Type[BaseModel] = GetRecommendationsInput
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def get_tool_message(self, **kwargs) -> Optional[str]:
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"""根据推荐参数生成友好的提示消息"""
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source = kwargs.get("source", "tmdb_trending")
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media_type = kwargs.get("media_type", "all")
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page = kwargs.get("page", 1)
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source_map = {
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"tmdb_trending": "TMDB流行趋势",
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"tmdb_movies": "TMDB热门电影",
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"tmdb_tvs": "TMDB热门电视剧",
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"douban_hot": "豆瓣热门",
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"douban_movie_hot": "豆瓣热门电影",
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"douban_tv_hot": "豆瓣热门电视剧",
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"douban_movie_showing": "豆瓣热映",
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"douban_movies": "豆瓣最新电影",
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"douban_tvs": "豆瓣最新电视剧",
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"douban_movie_top250": "豆瓣电影TOP250",
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"douban_tv_weekly_chinese": "豆瓣国产剧集榜",
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"douban_tv_weekly_global": "豆瓣全球剧集榜",
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"douban_tv_animation": "豆瓣热门动漫",
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"bangumi_calendar": "番组计划",
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"listenbrainz_chart": "ListenBrainz 音乐榜单",
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"listenbrainz_fresh": "ListenBrainz 新发行专辑",
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}
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source_desc = source_map.get(source, source)
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message = f"获取推荐: {source_desc}"
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if media_type != "all":
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message += f" [{media_type}]"
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message += f" (第{page}页)"
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return message
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async def run(
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self,
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source: Optional[str] = "tmdb_trending",
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media_type: Optional[str] = "all",
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page: Optional[int] = 1,
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music_type: Optional[str] = None,
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range_name: Optional[str] = "this_month",
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sort_by: Optional[str] = "listen_count.desc",
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days: Optional[int] = 14,
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fresh_sort: Optional[str] = "release_date",
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past: Optional[bool] = True,
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future: Optional[bool] = True,
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min_listen_count: Optional[int] = 0,
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with_cover: Optional[bool] = False,
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**kwargs,
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) -> str:
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"""按来源校验参数并返回有界推荐列表。"""
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page = max(1, page or 1)
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page_size = 20
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logger.info(
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f"执行工具: {self.name}, 参数: source={source}, media_type={media_type}, page={page}"
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)
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try:
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if media_type != "all":
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media_type_enum = MediaType.from_agent(media_type)
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if not media_type_enum:
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return f"错误：无效的媒体类型 '{media_type}'，支持的类型：'movie', 'tv', 'music', 'all'"
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media_type = media_type_enum.to_agent()
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if source in {"listenbrainz_chart", "listenbrainz_fresh"}:
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if media_type not in {"all", "music"}:
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return "错误：ListenBrainz 来源只能与 media_type='music' 或 'all' 一起使用"
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normalized_music_type = None
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if music_type:
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normalized_music_type = normalize_music_type(
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music_type,
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allow_artist=False,
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)
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if not normalized_music_type:
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return (
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f"错误：无效的音乐实体类型 '{music_type}'，"
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"支持的类型：'recording', 'album'"
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)
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music_chain = MusicChain()
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if source == "listenbrainz_chart":
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if range_name not in LISTENBRAINZ_CHART_RANGES:
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return f"错误：无效的榜单周期 '{range_name}'"
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if sort_by not in {"listen_count.desc", "listen_count.asc"}:
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return f"错误：无效的榜单排序 '{sort_by}'"
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results = await music_chain.async_chart(
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range_name=range_name,
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page=page,
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count=page_size,
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sort_by=sort_by,
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min_listen_count=max(0, min_listen_count or 0),
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with_cover=bool(with_cover),
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entity=normalized_music_type or "recording",
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)
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else:
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if normalized_music_type and normalized_music_type != "album":
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return "错误：ListenBrainz 新发行结果只支持 music_type='album'"
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if fresh_sort not in LISTENBRAINZ_FRESH_SORTS:
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return f"错误：无效的新发行排序 '{fresh_sort}'"
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if not past and not future:
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return "错误：past 和 future 不能同时为 false"
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normalized_days = max(1, min(days or 14, LISTENBRAINZ_FRESH_MAX_DAYS))
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results = await music_chain.async_fresh_releases(
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days=normalized_days,
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sort=fresh_sort,
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past=bool(past),
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future=bool(future),
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page=page,
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count=page_size,
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with_cover=bool(with_cover),
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)
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if not results:
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return "未找到音乐推荐内容。"
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return json.dumps(
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[simplify_music_info(item) for item in results],
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ensure_ascii=False,
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indent=2,
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)
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if media_type == "music":
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return "错误：音乐推荐请使用 listenbrainz_chart 或 listenbrainz_fresh 来源"
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recommend_chain = RecommendChain()
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results = []
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if source == "tmdb_trending":
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results = await recommend_chain.async_tmdb_trending(page=page)
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elif source == "tmdb_movies":
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results = await recommend_chain.async_tmdb_movies(page=page)
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elif source == "tmdb_tvs":
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results = await recommend_chain.async_tmdb_tvs(page=page)
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elif source == "douban_hot":
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if media_type == "movie":
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results = await recommend_chain.async_douban_movie_hot(
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page=page, count=page_size
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)
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elif media_type == "tv":
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results = await recommend_chain.async_douban_tv_hot(
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page=page, count=page_size
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)
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else: # all
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results.extend(
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await recommend_chain.async_douban_movie_hot(
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page=page, count=page_size
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)
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)
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results.extend(
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await recommend_chain.async_douban_tv_hot(
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page=page, count=page_size
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)
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)
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elif source == "douban_movie_hot":
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results = await recommend_chain.async_douban_movie_hot(
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page=page, count=page_size
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)
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elif source == "douban_tv_hot":
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results = await recommend_chain.async_douban_tv_hot(
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page=page, count=page_size
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)
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elif source == "douban_movie_showing":
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results = await recommend_chain.async_douban_movie_showing(
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page=page, count=page_size
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)
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elif source == "douban_movies":
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results = await recommend_chain.async_douban_movies(
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page=page, count=page_size
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)
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elif source == "douban_tvs":
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results = await recommend_chain.async_douban_tvs(
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page=page, count=page_size
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)
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elif source == "douban_movie_top250":
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results = await recommend_chain.async_douban_movie_top250(
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page=page, count=page_size
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)
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elif source == "douban_tv_weekly_chinese":
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results = await recommend_chain.async_douban_tv_weekly_chinese(
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page=page, count=page_size
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)
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elif source == "douban_tv_weekly_global":
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results = await recommend_chain.async_douban_tv_weekly_global(
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page=page, count=page_size
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)
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elif source == "douban_tv_animation":
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results = await recommend_chain.async_douban_tv_animation(
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page=page, count=page_size
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)
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elif source == "bangumi_calendar":
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results = await recommend_chain.async_bangumi_calendar(
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page=page, count=page_size
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)
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else:
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# 不支持的推荐来源
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supported_sources = [
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"tmdb_trending",
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"tmdb_movies",
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"tmdb_tvs",
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"douban_hot",
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"douban_movie_hot",
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"douban_tv_hot",
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"douban_movie_showing",
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"douban_movies",
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"douban_tvs",
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"douban_movie_top250",
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"douban_tv_weekly_chinese",
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"douban_tv_weekly_global",
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"douban_tv_animation",
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"bangumi_calendar",
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"listenbrainz_chart",
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"listenbrainz_fresh",
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]
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return f"不支持的推荐来源: {source}。支持的来源包括: {', '.join(supported_sources)}"
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if results:
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# 对于TMDB来源，API自身按页返回，取前page_size条
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total_count = len(results)
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page_results = results[:page_size]
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# 精简字段，只保留关键信息
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simplified_results = []
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for r in page_results:
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# r 应该是字典格式（to_dict的结果），但为了安全起见进行检查
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if not isinstance(r, dict):
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logger.warning(f"推荐结果格式异常，跳过: {type(r)}")
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continue
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simplified = {
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"title": r.get("title"),
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"en_title": r.get("en_title"),
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"year": r.get("year"),
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"type": media_type_to_agent(r.get("type")),
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"season": r.get("season"),
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"tmdb_id": r.get("tmdb_id"),
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"imdb_id": r.get("imdb_id"),
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"douban_id": r.get("douban_id"),
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"bangumi_id": r.get("bangumi_id"),
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"anilist_id": r.get("anilist_id"),
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"media_source": r.get("source"),
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"media_id": r.get("media_id"),
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"vote_average": r.get("vote_average"),
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"poster_path": r.get("poster_path"),
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"detail_link": r.get("detail_link"),
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}
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simplified_results.append(simplified)
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result_json = json.dumps(
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simplified_results, ensure_ascii=False, indent=2
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)
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has_more = total_count > page_size
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payload_msg = f"第 {page} 页，当前页 {len(simplified_results)} 条结果。"
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if has_more:
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payload_msg += (
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f" 可能有更多数据，可使用 page={page + 1} 获取下一页。"
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)
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return f"{payload_msg}\n\n{result_json}"
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return "未找到推荐内容。"
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except Exception as e:
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logger.error(f"获取推荐失败: {e}", exc_info=True)
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return f"获取推荐时发生错误: {str(e)}"
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