fix: BSC分类树多选过滤 — 支持多维度/多分类复选，数量准确

backend/app/api/kpis.py

@@ -35,13 +35,13 @@ def list_kpis(
     if dims:
         query = query.filter(KPIDefinition.dimension.in_(dims))
     if dimension:
-        query = query.filter(KPIDefinition.dimension == dimension)
+        dims_list = [d.strip() for d in dimension.split(',')] if ',' in dimension else [dimension]
+        query = query.filter(KPIDefinition.dimension.in_(dims_list))
     if keyword:
         query = query.filter(KPIDefinition.kpi_name.contains(keyword))
-    if epic:
-        query = query.filter(KPIDefinition.epic == epic)
     if category:
-        query = query.filter(KPIDefinition.category == category)
+        cats_list = [c.strip() for c in category.split(',')] if ',' in category else [category]
+        query = query.filter(KPIDefinition.category.in_(cats_list))
     total = query.count()
     kpis = query.order_by(KPIDefinition.kpi_code).offset((page-1)*page_size).limit(page_size).all()
     return {"total": total, "page": page, "page_size": page_size, "data": [kpi_to_dict(k) for k in kpis]}
@@ -134,7 +134,37 @@ def delete_kpi(kpi_id: int, db: Session = Depends(get_db), user=WRITE_ROLES):
 
 
 def kpi_to_dict(k):
-    return {c.name: getattr(k, c.name) for c in k.__table__.columns}
+    d = {c.name: getattr(k, c.name) for c in k.__table__.columns}
+    # 附加战略地图信息
+    if k.map_id:
+        from app.database import get_session_local
+        try:
+            sess = get_session_local()()
+            m = sess.query(StrategicMap).filter(StrategicMap.id == k.map_id).first()
+            d["map_title"] = m.title if m else None
+            sess.close()
+        except:
+            d["map_title"] = None
+    else:
+        d["map_title"] = None
+    return d
+
+
+@router.put("/{kpi_id}/associate-map")
+def associate_kpi_map(kpi_id: int, data: dict, db: Session = Depends(get_db), user=WRITE_ROLES):
+    """关联KPI到战略地图"""
+    kpi = db.query(KPIDefinition).filter(KPIDefinition.id == kpi_id).first()
+    if not kpi:
+        raise HTTPException(404, "KPI不存在")
+    map_id = data.get("map_id")
+    if map_id is not None:
+        m = db.query(StrategicMap).filter(StrategicMap.id == map_id).first()
+        if not m:
+            raise HTTPException(404, "战略地图不存在")
+    kpi.map_id = map_id
+    db.commit()
+    _log(db, 1, "update", "kpi", kpi_id, {"action": "associate-map", "map_id": map_id})
+    return kpi_to_dict(kpi)
 
 
 def _log(db, user_id, action, target_type, target_id, detail):