feat: 品种推荐与下单显示主力合约

推荐列表展示当前主力代码；下单品种支持中文/代码搜索并按交易所分组选择主力合约。

Co-authored-by: Cursor <cursoragent@cursor.com>

install_trading.py

@@ -3,7 +3,7 @@ from __future__ import annotations
 
 import json
 from datetime import datetime
-from typing import Any, Callable
+from typing import Any, Callable, Optional
 
 from flask import flash, jsonify, redirect, render_template, request, url_for, Response, stream_with_context
 
@@ -69,7 +69,7 @@ def install_trading(app, *, login_required, require_nav, get_db, get_setting, se
     def _capital(conn) -> float:
         return get_account_capital(conn, get_setting)
 
-    def _main_price(product_ths: str):
+    def _main_quote(product_ths: str) -> Optional[dict]:
         for p in PRODUCTS:
             if p["ths"] == product_ths:
                 main = resolve_main_contract(p)
@@ -77,8 +77,19 @@ def install_trading(app, *, login_required, require_nav, get_db, get_setting, se
                     return None
                 sym = main.get("ths_code") or ""
                 codes = ths_to_codes(sym)
+                price = None
                 if codes:
-                    return fetch_price(sym, codes.get("market_code", ""), codes.get("sina_code", ""))
+                    price = fetch_price(
+                        sym,
+                        codes.get("market_code", ""),
+                        codes.get("sina_code", ""),
+                    )
+                return {
+                    "ths_code": sym,
+                    "price": price,
+                    "display": main.get("display") or sym,
+                    "name": main.get("name") or p.get("name"),
+                }
         return None
 
     def _ctp_account(mode: str) -> dict:
@@ -670,7 +681,7 @@ def install_trading(app, *, login_required, require_nav, get_db, get_setting, se
         try:
             init_strategy_tables(conn)
             capital = _capital(conn)
-            rows = refresh_recommend_cache(conn, capital, _main_price)
+            rows = refresh_recommend_cache(conn, capital, _main_quote)
             payload = load_recommend_cache(conn)
             recommend_hub.broadcast("recommend", {"ok": True, **payload})
             return jsonify({"ok": True, "count": len(rows), **payload})
@@ -1001,7 +1012,7 @@ def install_trading(app, *, login_required, require_nav, get_db, get_setting, se
     start_recommend_worker(
         db_path=DB_PATH,
         get_capital_fn=_capital,
-        price_fn=_main_price,
+        quote_fn=_main_quote,
         init_tables_fn=_init_tables,
     )
     start_ctp_reconnect_worker(get_mode_fn=lambda: get_trading_mode(get_setting))