feat: 品种下拉统一展示推荐列表，与下方品种推荐表一致。

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

app.py

@@ -24,7 +24,13 @@ from werkzeug.security import check_password_hash, generate_password_hash
 
 from functools import wraps
 
-from symbols import search_symbols, ths_to_codes, list_main_contracts_grouped, refresh_main_index
+from symbols import (
+    search_symbols,
+    ths_to_codes,
+    list_main_contracts_grouped,
+    list_recommended_symbols_grouped,
+    refresh_main_index,
+)
 from contract_specs import calc_position_metrics
 from fee_specs import (
     calc_fee_breakdown,
@@ -742,6 +748,26 @@ def api_symbols_mains():
     return jsonify(list_main_contracts_grouped())
 
 
+@app.route("/api/symbols/recommended")
+@login_required
+def api_symbols_recommended():
+    """品种下拉：仅展示当前资金下推荐的品种（与下方品种推荐表一致）。"""
+    from recommend_store import recommend_payload
+    from trading_context import get_account_capital, get_max_margin_pct
+
+    conn = get_db()
+    try:
+        capital = get_account_capital(conn, get_setting)
+        payload = recommend_payload(
+            conn,
+            live_capital=capital,
+            max_margin_pct=get_max_margin_pct(get_setting),
+        )
+        return jsonify(list_recommended_symbols_grouped(payload.get("rows") or []))
+    finally:
+        conn.close()
+
+
 @app.route("/api/key_prices")
 @login_required
 def api_key_prices():

static/js/symbol.js

@@ -1,8 +1,12 @@
 (function () {
     function formatSub(item) {
-        return '同花顺 ' + item.ths_code +
+        var sub = '同花顺 ' + item.ths_code +
             (item.market_code ? ' · ' + item.market_code : '') +
             ' · ' + (item.exchange || '');
+        if (item.max_lots != null && item.max_lots > 0) {
+            sub += ' · 最大 ' + item.max_lots + ' 手';
+        }
+        return sub;
     }
 
     function formatInputLabel(item) {
@@ -132,17 +136,23 @@
                 return;
             }
             if (mainsLoading) {
-                dropdown.innerHTML = '<div class="symbol-option">正在识别主力合约…</div>';
+                dropdown.innerHTML = '<div class="symbol-option">正在加载推荐品种…</div>';
                 dropdown.classList.add('show');
                 return;
             }
             mainsLoading = true;
-            dropdown.innerHTML = '<div class="symbol-option">正在识别主力合约…</div>';
+            dropdown.innerHTML = '<div class="symbol-option">正在加载推荐品种…</div>';
             dropdown.classList.add('show');
-            fetch('/api/symbols/mains')
+            fetch('/api/symbols/recommended')
                 .then(function (r) { return r.json(); })
                 .then(function (groups) {
                     mainsCache = groups;
+                    if (!groups.length) {
+                        dropdown.innerHTML =
+                            '<div class="symbol-option">当前资金下暂无推荐品种，可输入合约代码搜索</div>';
+                        dropdown.classList.add('show');
+                        return;
+                    }
                     showMarketMains(filterQ, onEmpty);
                 })
                 .catch(function () {

symbols.py

@@ -419,6 +419,63 @@ def search_symbols(query: str) -> list:
     return results
 
 
+_THS_TO_PRODUCT = {p["ths"]: p for p in PRODUCTS}
+for _p in PRODUCTS:
+    _THS_TO_PRODUCT.setdefault(_p["ths"].lower(), _p)
+
+
+def _product_for_ths(ths: str) -> Optional[dict]:
+    key = (ths or "").strip()
+    if not key:
+        return None
+    return _THS_TO_PRODUCT.get(key) or _THS_TO_PRODUCT.get(key.lower())
+
+
+def _main_for_product(product: dict) -> Optional[dict]:
+    with _main_index_lock:
+        index = dict(_main_index)
+    main = index.get(product["sina"])
+    if not main:
+        resolved = resolve_main_contract(product)
+        if resolved:
+            main = _enrich_item(resolved)
+    return main
+
+
+def list_recommended_symbols_grouped(recommend_rows: list[dict]) -> list[dict]:
+    """按交易所分类返回推荐品种对应的主力合约（品种选择下拉用）。"""
+    if not recommend_rows:
+        return []
+
+    buckets: dict[str, list] = defaultdict(list)
+    seen: set[str] = set()
+    for row in recommend_rows:
+        if row.get("status") not in ("ok", "margin_ok"):
+            continue
+        ths_key = (row.get("ths") or "").strip()
+        if not ths_key or ths_key in seen:
+            continue
+        product = _product_for_ths(ths_key)
+        if not product:
+            continue
+        seen.add(ths_key)
+        main = _main_for_product(product)
+        if not main:
+            continue
+        item = dict(main)
+        max_lots = row.get("max_lots")
+        if max_lots is not None:
+            item["max_lots"] = max_lots
+        buckets[product["exchange"]].append(_enrich_item(item))
+
+    groups: list[dict] = []
+    for cat in EXCHANGE_ORDER:
+        items = buckets.get(cat)
+        if items:
+            groups.append({"category": cat, "items": items})
+    return groups
+
+
 def list_main_contracts_grouped() -> list[dict]:
     """按交易所分类返回全部品种主力合约（行情页下拉用）。"""
     with _main_index_lock:

templates/keys.html

@@ -7,7 +7,7 @@
         <div class="card-body">
             <form action="{{ url_for('add_key') }}" method="post" class="form-compact">
                 <div class="form-line line-3">
-                    <div class="symbol-wrap">
+                    <div class="symbol-wrap symbol-mains">
                         <input type="text" class="symbol-input" placeholder="主力合约" autocomplete="off" required>
                         <input type="hidden" name="symbol" required>
                         <input type="hidden" name="symbol_name">

templates/plans.html

@@ -8,7 +8,7 @@
             <p class="hint" style="margin-bottom:.75rem">开盘前制定，当日有效；请先选择<strong>主力合约</strong>，下方为进行中计划。</p>
             <form action="{{ url_for('add_plan') }}" method="post" class="form-compact">
                 <div class="form-line line-plan-1">
-                    <div class="symbol-wrap">
+                    <div class="symbol-wrap symbol-mains">
                         <input type="text" class="symbol-input" placeholder="主力合约" autocomplete="off" required>
                         <input type="hidden" name="symbol" required>
                         <input type="hidden" name="symbol_name">