feat: 导航开关与 CTP 柜台手续费

系统设置可开关五类导航；手续费默认从 CTP 查询同步，本地/AKShare 作离线兜底；补充 FEES.md。

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

app.py

@@ -22,17 +22,21 @@ from flask import (
 )
 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 contract_specs import calc_position_metrics
 from fee_specs import (
     calc_fee_breakdown,
     calc_round_trip_fee,
     get_fee_multiplier,
+    get_fee_source_mode,
     list_all_fee_rates,
     load_fee_rates_from_json,
     upsert_fee_rate,
 )
 from fee_sync import sync_fees_from_akshare
+from nav_settings import NAV_TOGGLES, get_nav_items, nav_enabled, save_nav_items
 from contract_profile import get_contract_profile
 from stats_engine import STATS_VIEWS, load_stats_cache, refresh_stats_cache
 from kline_store import ensure_kline_tables
@@ -183,6 +187,28 @@ def set_setting(key: str, value: str):
     conn.close()
 
 
+def require_nav(key: str):
+    """导航项关闭时拒绝访问对应页面。"""
+    def decorator(f):
+        @wraps(f)
+        def wrapped(*args, **kwargs):
+            if not nav_enabled(get_setting, key):
+                flash("该页面已在系统设置中关闭")
+                return redirect(url_for("positions"))
+            return f(*args, **kwargs)
+        return wrapped
+    return decorator
+
+
+@app.context_processor
+def inject_globals():
+    return {"nav_items": get_nav_items(get_setting)}
+
+
+def _trading_mode() -> str:
+    return (get_setting("trading_mode", "simulation") or "simulation").strip()
+
+
 def touch_stats_cache():
     try:
         conn = get_db()
@@ -311,6 +337,13 @@ def init_db():
                  (key TEXT PRIMARY KEY,
                   data_json TEXT NOT NULL,
                   updated_at TEXT NOT NULL)''')
+    for sql in (
+        "ALTER TABLE fee_rates ADD COLUMN source TEXT DEFAULT 'local'",
+    ):
+        try:
+            c.execute(sql)
+        except sqlite3.OperationalError:
+            pass
     ensure_kline_tables(conn)
     init_strategy_tables(conn)
     from risk.account_risk_lib import ensure_account_risk_schema
@@ -339,6 +372,8 @@ def init_db():
         set_setting("position_sizing_mode", "risk")
     if not get_setting("risk_percent"):
         set_setting("risk_percent", "1")
+    if not get_setting("fee_source_mode"):
+        set_setting("fee_source_mode", "ctp")
     conn = get_db()
     fee_cnt = conn.execute("SELECT COUNT(*) FROM fee_rates").fetchone()[0]
     conn.close()
@@ -768,6 +803,7 @@ def api_position_live():
         close_est = mark if mark is not None else entry
         fee_info = calc_fee_breakdown(
             sym, entry, close_est, lots, r["open_time"] or "", now_iso,
+            trading_mode=_trading_mode(),
         )
         est_net = None
         if metrics.get("float_pnl") is not None:
@@ -796,11 +832,14 @@ def api_position_live():
 
 @login_required
 def index():
-    return redirect(url_for("plans"))
+    if nav_enabled(get_setting, "plans"):
+        return redirect(url_for("plans"))
+    return redirect(url_for("positions"))
 
 
 @app.route("/plans")
 @login_required
+@require_nav("plans")
 def plans():
     today = today_str()
     start = request.args.get("start", "")
@@ -962,7 +1001,7 @@ def close_position(pid):
     capital = float(get_setting("live_capital", "0") or 0)
     metrics = calc_position_metrics(direction, entry, sl, tp, lots, close_price, capital, sym)
     pnl = metrics.get("float_pnl") or 0.0
-    fee = calc_round_trip_fee(sym, entry, close_price, lots, open_time, close_time)
+    fee = calc_round_trip_fee(sym, entry, close_price, lots, open_time, close_time, trading_mode=_trading_mode())
     pnl_net = round(pnl - fee, 2)
     result = classify_close_result(direction, close_price, sl, tp)
     minutes = holding_to_minutes(open_time, close_time)
@@ -1196,6 +1235,7 @@ def add_review():
         gross_pnl = spec_mult.get("float_pnl")
     fee = calc_round_trip_fee(
         symbol, entry_price or 0, close_price or 0, lots, open_time, close_time,
+        trading_mode=_trading_mode(),
     )
     pnl_net = round((gross_pnl or 0) - fee, 2) if gross_pnl is not None else None
 
@@ -1337,6 +1377,7 @@ def api_stats_refresh():
 
 @app.route("/market")
 @login_required
+@require_nav("market")
 def market_page():
     symbol = request.args.get("symbol", "").strip()
     period = request.args.get("period", "15m").strip()
@@ -1425,6 +1466,7 @@ def api_market_quote():
 
 @app.route("/contract")
 @login_required
+@require_nav("contract")
 def contract_profile_page():
     symbol = request.args.get("symbol", "").strip()
     profile = None
@@ -1462,10 +1504,23 @@ def api_contract_profile():
 
 @app.route("/fees", methods=["GET", "POST"])
 @login_required
+@require_nav("fees")
 def fees():
+    from trading_context import get_trading_mode
+    from ctp_fee_sync import sync_fees_from_ctp
+    from vnpy_bridge import ctp_status
+
+    mode = get_trading_mode(get_setting)
     if request.method == "POST":
         action = request.form.get("action")
-        if action == "multiplier":
+        if action == "fee_source":
+            fs = request.form.get("fee_source_mode", "ctp").strip()
+            set_setting("fee_source_mode", fs if fs in ("ctp", "local") else "ctp")
+            flash("手续费数据源已保存")
+        elif action == "sync_ctp":
+            count, msg = sync_fees_from_ctp(mode)
+            flash(msg)
+        elif action == "multiplier":
             try:
                 mult = float(request.form.get("fee_multiplier", "2"))
                 if mult < 0:
@@ -1496,13 +1551,22 @@ def fees():
                     "close_yesterday_ratio": float(request.form.get("close_yesterday_ratio") or 0),
                     "close_today_fixed": float(request.form.get("close_today_fixed") or 0),
                     "close_today_ratio": float(request.form.get("close_today_ratio") or 0),
+                    "source": "manual",
                 })
                 flash(f"已保存 {product} 费率")
         return redirect(url_for("fees"))
 
     rates = list_all_fee_rates()
     multiplier = get_setting("fee_multiplier", "2")
-    return render_template("fees.html", rates=rates, multiplier=multiplier)
+    fee_source_mode = get_fee_source_mode()
+    ctp_st = ctp_status(mode)
+    return render_template(
+        "fees.html",
+        rates=rates,
+        multiplier=multiplier,
+        fee_source_mode=fee_source_mode,
+        ctp_connected=bool(ctp_st.get("connected")),
+    )
 
 
 @app.route("/settings", methods=["GET", "POST"])
@@ -1541,6 +1605,10 @@ def settings():
                 flash("风险比例无效")
                 return redirect(url_for("settings"))
             flash("交易模式已保存")
+        elif action == "nav":
+            items = {k: request.form.get(f"nav_{k}") == "on" for k in NAV_TOGGLES}
+            save_nav_items(set_setting, items)
+            flash("导航显示已保存")
         elif action == "password":
             old_p = request.form.get("old_password", "")
             new_p = request.form.get("new_password", "")
@@ -1569,12 +1637,15 @@ def settings():
         trading_mode=get_setting("trading_mode", "simulation"),
         position_sizing_mode=get_setting("position_sizing_mode", "risk"),
         risk_percent=get_setting("risk_percent", "1"),
+        nav_items=get_nav_items(get_setting),
+        nav_toggles=NAV_TOGGLES,
     )
 
 
 install_trading(
     app,
     login_required=login_required,
+    require_nav=require_nav,
     get_db=get_db,
     get_setting=get_setting,
     set_setting=set_setting,