合约列表按品种分节点展示

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

ft-app/app/routers/contracts.py

@@ -24,11 +24,33 @@ def get_active_contracts(db: Session) -> list[str]:
 
 @router.get("/", response_class=HTMLResponse)
 def contract_index(request: Request, db: Session = Depends(get_db)):
-    active_contracts = get_active_contracts(db)
+    from app.models import Product
+
+    # Build product → contracts mapping, ordered by product code
+    products = (
+        db.query(Product)
+        .order_by(Product.code)
+        .all()
+    )
+
+    product_groups = []
+    all_codes = []
+    for prod in products:
+        codes = [
+            c.code for c in prod.contracts if c.is_active
+        ]
+        if codes:
+            product_groups.append({
+                "code": prod.code,
+                "name": prod.name,
+                "exchange": prod.exchange,
+                "contracts": codes,
+            })
+            all_codes.extend(codes)
 
     latest = (
         db.query(DailyBar)
-        .filter(DailyBar.contract.in_(active_contracts))
+        .filter(DailyBar.contract.in_(all_codes))
         .order_by(DailyBar.date.desc())
         .all()
     )
@@ -42,7 +64,7 @@ def contract_index(request: Request, db: Session = Depends(get_db)):
         template.render(
             request=request,
             active_nav="contracts",
-            contracts=active_contracts,
+            product_groups=product_groups,
             contract_bars=contract_bars,
         )
     )