项目目录从 refer 迁移到 local

Co-Authored-By: Claude <noreply@anthropic.com>

local/backend/app/api/rps.py

@@ -0,0 +1,67 @@
+"""涨幅轮动矩阵 API。
+
+供「概念分析 → 涨幅RPS轮动」对话框调用。返回最近 N 个交易日的概念涨幅
+排名矩阵:每列(日期)各自把所有概念按当天涨幅从高到低排序。
+"""
+from __future__ import annotations
+
+from fastapi import APIRouter, Query, Request
+from fastapi.responses import StreamingResponse
+from pydantic import BaseModel
+
+from app.services import rps_rotation
+from app.services.concept_rotation_analyzer import analyze_rotation_stream
+
+router = APIRouter(prefix="/api/rps", tags=["rps"])
+
+
+@router.get("/rotation")
+def get_rotation(
+    request: Request,
+    days: int = Query(12, ge=7, le=30, description="最近 N 个交易日(7-30)"),
+) -> dict:
+    """概念涨幅轮动矩阵。
+
+    Returns:
+        dates: 日期字符串列表(最新在最前)
+        columns: {日期: [[概念名, 涨幅小数], ...]} 每列各自降序
+        concept_count: 去重概念总数
+    """
+    return rps_rotation.build_rps_rotation(request.app.state.repo, days)
+
+
+class AnalyzeRequest(BaseModel):
+    """AI 概念轮动分析请求。"""
+    days: int = 12   # 分析最近 N 个交易日
+    focus: str = ""  # 用户追加的关注点
+
+
+@router.post("/rotation-analyze")
+async def analyze_rotation(request: Request, req: AnalyzeRequest):
+    """AI 概念轮动分析 — NDJSON 流式返回。
+
+    装配轮动矩阵信号 + 大盘背景 → 分析提示词 → 流式调用 LLM →
+    逐 chunk 以 NDJSON 推给前端(每行一个 JSON)。
+
+    协议:
+      {"type":"meta","days","summary"}
+      {"type":"delta","content":"..."}
+      {"type":"error","message":"..."}
+      {"type":"done"}
+    """
+    repo = request.app.state.repo
+    quote_service = getattr(request.app.state, "quote_service", None)
+    depth_service = getattr(request.app.state, "depth_service", None)
+    days = max(7, min(30, req.days))
+
+    async def stream_gen():
+        async for chunk in analyze_rotation_stream(
+            repo, days, req.focus, quote_service, depth_service,
+        ):
+            yield chunk + "\n"
+
+    return StreamingResponse(
+        stream_gen(),
+        media_type="application/x-ndjson",
+        headers={"Cache-Control": "no-cache", "X-Accel-Buffering": "no"},
+    )