Sakurasan
bb2be17ae2
- 热点穿透top由50提升到100(涨幅榜+热度榜各取前100合并)，保证题材数≥100 - themes.py graph路由top上限le由60放宽到200 - daily_collector HOTMAP_TOP_N同步到100与页面一致 - auvops.sh新增cache-clear-graph子命令定向清理theme_graph缓存
114 lines
4.1 KiB
Python
114 lines
4.1 KiB
Python
"""题材数据路由：题材列表、题材详情、题材相关股票"""
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from fastapi import APIRouter, Query, HTTPException
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from fastapi.responses import JSONResponse
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from database import get_connection, dict_from_row
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from services import themes
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router = APIRouter()
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# 上游反代/CDN 可能按 path 缓存，显式禁止缓存
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_NO_CACHE_HEADERS = {"Cache-Control": "no-store, no-cache, must-revalidate, max-age=0"}
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@router.get("", summary="题材列表")
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async def theme_list(
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sort_field: int = Query(1, ge=1, le=5, description="排序字段：1=涨幅 3=强度 4=热度排名 5=成交额"),
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asc: bool = Query(False, description="True=升序, False=降序"),
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):
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if sort_field not in (1, 3, 4, 5):
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raise HTTPException(status_code=400, detail="排序字段仅支持 1/3/4/5")
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data = await themes.fetch_theme_list(sort_field, asc)
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return JSONResponse(
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{"data": data, "count": len(data), "sort_field": sort_field, "asc": asc},
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headers=_NO_CACHE_HEADERS,
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)
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@router.get("/graph", summary="热点穿透：题材-股票网状关系图")
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async def theme_graph(
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sort_field: int = Query(1, description="题材排序：1=涨幅 4=热度"),
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top: int = Query(30, ge=1, le=200, description="题材数量"),
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limit: int = Query(1000, ge=100, le=2000, description="下发的股票节点上限（按穿透度取前 N 只）"),
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):
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if sort_field not in (1, 4):
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raise HTTPException(status_code=400, detail="排序字段仅支持 1(涨幅)/4(热度)")
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result = await themes.fetch_theme_graph(sort_field, top, limit)
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return JSONResponse(result, headers=_NO_CACHE_HEADERS)
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@router.get("/history", summary="指定交易日题材涨幅前20")
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async def theme_history(date: str = Query(..., description="交易日 YYYY-MM-DD")):
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conn = get_connection()
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try:
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rows = conn.execute(
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"SELECT * FROM daily_top_themes WHERE trade_date = ? ORDER BY rank ASC", (date,)
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).fetchall()
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items = [dict_from_row(r) for r in rows]
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return JSONResponse({"date": date, "items": items}, headers=_NO_CACHE_HEADERS)
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finally:
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conn.close()
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@router.get("/{theme_code}/news", summary="题材相关新闻（分页）")
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async def theme_news(
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theme_code: str,
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page_num: int = Query(1, ge=1, description="页码"),
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page_size: int = Query(10, ge=1, le=50, description="每页条数"),
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max_eu_time: str = Query("", description="分页游标（上一页返回的 maxEuTime）"),
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):
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result = await themes.fetch_theme_news(theme_code, page_num, max_eu_time, page_size)
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if result is None:
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return JSONResponse(
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{"data": None, "theme_code": theme_code},
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headers=_NO_CACHE_HEADERS,
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)
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return JSONResponse(
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{"data": result, "theme_code": theme_code},
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headers=_NO_CACHE_HEADERS,
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)
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@router.get("/{theme_code}/quote", summary="单题材实时行情（强度/热度/涨幅）")
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async def theme_quote(theme_code: str):
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result = await themes.fetch_theme_quote(theme_code)
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if result is None:
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return JSONResponse(
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{"data": None, "theme_code": theme_code},
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headers=_NO_CACHE_HEADERS,
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)
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return JSONResponse(
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{"data": result, "theme_code": theme_code},
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headers=_NO_CACHE_HEADERS,
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)
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@router.get("/{theme_code}/detail", summary="题材详情")
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async def theme_detail(theme_code: str):
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data = await themes.fetch_theme_detail(theme_code)
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if not data:
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return JSONResponse(
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{"data": None, "theme_code": theme_code},
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headers=_NO_CACHE_HEADERS,
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)
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return JSONResponse(
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{"data": data, "theme_code": theme_code},
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headers=_NO_CACHE_HEADERS,
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)
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@router.get("/{theme_code}/stocks", summary="题材相关股票（全部）")
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async def theme_stocks(theme_code: str):
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result = await themes.fetch_theme_stocks(theme_code)
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return JSONResponse(
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{
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"data": result.get("stockList", []),
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"statistic": result.get("statistic", {}),
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"total": result.get("total", 0),
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"theme_code": theme_code,
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},
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headers=_NO_CACHE_HEADERS,
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)
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