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MoviePilot/app/agent/tools/impl/get_recommendations.py
2025-11-17 09:57:12 +08:00

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"""获取推荐工具"""
import json
from typing import Optional, Type
from pydantic import BaseModel, Field
from app.agent.tools.base import MoviePilotTool
from app.chain.recommend import RecommendChain
from app.log import logger
class GetRecommendationsInput(BaseModel):
"""获取推荐工具的输入参数模型"""
explanation: str = Field(..., description="Clear explanation of why this tool is being used in the current context")
source: Optional[str] = Field("tmdb_trending",
description="Recommendation source: 'tmdb_trending' for TMDB trending content, 'douban_hot' for Douban popular content, 'bangumi_calendar' for Bangumi anime calendar")
media_type: Optional[str] = Field("all",
description="Type of media content: '电影' for films, '电视剧' for television series or anime series, 'all' for all types")
limit: Optional[int] = Field(20,
description="Maximum number of recommendations to return (default: 20, maximum: 100)")
class GetRecommendationsTool(MoviePilotTool):
name: str = "get_recommendations"
description: str = "Get trending and popular media recommendations from various sources. Returns curated lists of popular movies, TV shows, and anime based on different criteria like trending, ratings, or calendar schedules."
args_schema: Type[BaseModel] = GetRecommendationsInput
async def run(self, source: Optional[str] = "tmdb_trending",
media_type: Optional[str] = "all", limit: Optional[int] = 20, **kwargs) -> str:
logger.info(f"执行工具: {self.name}, 参数: source={source}, media_type={media_type}, limit={limit}")
try:
name_dicts = {
"tmdb_trending": "TMDB 热门推荐",
"douban_hot": "豆瓣热门推荐",
"bangumi_calendar": "番组计划推荐"
}
recommend_chain = RecommendChain()
results = []
if source == "tmdb_trending":
results = recommend_chain.tmdb_trending(limit=limit)
elif source == "douban_hot":
if media_type == "movie":
results = recommend_chain.douban_movie_hot(limit=limit)
elif media_type == "tv":
results = recommend_chain.douban_tv_hot(limit=limit)
else: # all
results.extend(recommend_chain.douban_movie_hot(limit=limit))
results.extend(recommend_chain.douban_tv_hot(limit=limit))
elif source == "bangumi_calendar":
results = recommend_chain.bangumi_calendar(limit=limit)
if results:
# 限制最多20条结果
total_count = len(results)
limited_results = results[:20]
# 精简字段,只保留关键信息
simplified_results = []
for r in limited_results:
# r 已经是字典格式to_dict的结果
simplified = {
"title": r.get("title"),
"en_title": r.get("en_title"),
"year": r.get("year"),
"type": r.get("type"),
"season": r.get("season"),
"tmdb_id": r.get("tmdb_id"),
"imdb_id": r.get("imdb_id"),
"douban_id": r.get("douban_id"),
"overview": r.get("overview", "")[:200] + "..." if r.get("overview") and len(r.get("overview", "")) > 200 else r.get("overview"),
"vote_average": r.get("vote_average"),
"poster_path": r.get("poster_path"),
"detail_link": r.get("detail_link")
}
simplified_results.append(simplified)
result_json = json.dumps(simplified_results, ensure_ascii=False, indent=2)
# 如果结果被裁剪,添加提示信息
if total_count > 20:
return f"注意:推荐结果共找到 {total_count} 条,为节省上下文空间,仅显示前 20 条结果。\n\n{result_json}"
return result_json
return "未找到推荐内容。"
except Exception as e:
logger.error(f"获取推荐失败: {e}", exc_info=True)
return f"获取推荐时发生错误: {str(e)}"