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enhancementNew feature or requestNew feature or requestsearchSearch infrastructureSearch infrastructure
Description
问题
当前 SearchResult 只返回 papers + provenance + total_raw + duplicates_removed.
前端无法知道哪些源超时、哪些命中缓存、哪些被熔断.
方案
扩展 SearchResult dataclass:
@dataclass
class SearchResult:
papers: List[PaperCandidate]
provenance: Dict[str, List[str]]
total_raw: int
duplicates_removed: int
source_latencies: Dict[str, float] # 新增
cache_hits: List[str] # 新增
circuit_breaker_open: List[str] # 新增
degraded_sources: List[str] # 新增 (超时/失败的源)前端可展示: "Powered by: S2 0.3s, arXiv 0.5s, OpenAlex (cached), DBLP (timeout)"
涉及文件
| 文件 | 改动 |
|---|---|
application/services/paper_search_service.py |
SearchResult 新增字段, search() 中收集各源延迟/状态 |
验收标准
- SearchResult 包含每个源的延迟 (毫秒)
- 缓存命中的源标记在 cache_hits
- 熔断的源标记在 circuit_breaker_open
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enhancementNew feature or requestNew feature or requestsearchSearch infrastructureSearch infrastructure