Turn position/margin/sizing/direction env fields into dropdown selects.

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

lib/env/env_ui_manifest.py

@@ -11,7 +11,9 @@ from lib.env.env_schema import (
     _is_sensitive,
     _mask_value,
     _restart_required,
+    normalize_select_value,
     parse_env_example_schema,
+    select_options_for,
 )
 
 # 各所「交易所与实盘」字段(顺序即页面顺序)
@@ -21,8 +23,8 @@ _EXCHANGE_LIVE_FIELDS: dict[str, list[tuple[str, str, str]]] = {
         ("OKX_API_KEY", "API Key", "永续子账户"),
         ("OKX_API_SECRET", "API Secret", "永续子账户"),
         ("OKX_API_PASSPHRASE", "API Passphrase", "OKX 必填"),
-        ("OKX_TD_MODE", "保证金模式", "cross=全仓,isolated=逐仓"),
-        ("OKX_POS_MODE", "持仓模式", "hedge=双向,net=单向净持仓"),
+        ("OKX_TD_MODE", "保证金模式", ""),
+        ("OKX_POS_MODE", "持仓模式", ""),
         ("OKX_POSITION_INST_TYPE", "仓位查询类型", "如 SWAP"),
         ("OKX_ACCOUNT_LABEL", "账户备注", "企业微信推送中显示"),
     ],
@@ -30,16 +32,16 @@ _EXCHANGE_LIVE_FIELDS: dict[str, list[tuple[str, str, str]]] = {
         ("LIVE_TRADING_ENABLED", "开启实盘下单", "关闭时仅走本地流程,不向交易所发单"),
         ("BINANCE_API_KEY", "API Key", "永续子账户"),
         ("BINANCE_API_SECRET", "API Secret", "永续子账户"),
-        ("BINANCE_MARGIN_MODE", "保证金模式", "cross=全仓,isolated=逐仓"),
-        ("BINANCE_POSITION_MODE", "持仓模式", "hedge=双向,one_way=单向"),
+        ("BINANCE_MARGIN_MODE", "保证金模式", ""),
+        ("BINANCE_POSITION_MODE", "持仓模式", ""),
         ("BINANCE_ACCOUNT_LABEL", "账户备注", "企业微信推送中显示"),
     ],
     "gate": [
         ("LIVE_TRADING_ENABLED", "开启实盘下单", "关闭时仅走本地流程,不向交易所发单"),
         ("GATE_API_KEY", "API Key", "永续子账户"),
         ("GATE_API_SECRET", "API Secret", "永续子账户"),
-        ("GATE_TD_MODE", "保证金模式", "cross=全仓,isolated=逐仓"),
-        ("GATE_POS_MODE", "持仓模式", "hedge=双向,single=单向"),
+        ("GATE_TD_MODE", "保证金模式", ""),
+        ("GATE_POS_MODE", "持仓模式", ""),
         ("GATE_ACCOUNT_LABEL", "账户备注", "企业微信推送中显示"),
     ],
 }
@@ -55,13 +57,13 @@ _SHARED_SECTIONS: list[dict[str, Any]] = [
     {
         "title": "交易执行",
         "fields": [
-            ("POSITION_SIZING_MODE", "计仓模式", "risk=以损定仓,full_margin=全仓杠杆"),
+            ("POSITION_SIZING_MODE", "计仓模式", "切换须无仓后重启"),
             ("RISK_PERCENT", "以损定仓风险%", "单笔风险占资金比例"),
             ("FULL_MARGIN_BUFFER_RATIO", "全仓资金缓冲比例", "如 0.98"),
             ("BTC_LEVERAGE", "BTC 默认杠杆", ""),
             ("ALT_LEVERAGE", "山寨默认杠杆", ""),
             ("TRADE_DIRECTION_RESTRICT_ENABLED", "方向限制开关", ""),
-            ("TRADE_DIRECTION", "允许方向", "long_only / short_only / both"),
+            ("TRADE_DIRECTION", "允许方向", "需同时开启「方向限制开关」才生效"),
             ("TRADE_SYMBOL_RESTRICT_ENABLED", "币种白名单开关", ""),
             ("TRADE_SYMBOL_WHITELIST", "白名单币种", "逗号分隔,如 BTC,ETH"),
             ("TRADING_DAY_RESET_HOUR", "交易日切点(北京时间)", "整点,默认 8"),
@@ -183,7 +185,12 @@ def _build_field(
     val = _effective_env_value(key, values, schema_default)
     masked = _mask_value(key, val)
     ftype = meta.get("type") or _field_type(key, val or schema_default)
-    return {
+    options = select_options_for(key)
+    if options:
+        ftype = "select"
+        val = normalize_select_value(key, val) or val
+        masked = _mask_value(key, val)
+    out: dict[str, Any] = {
         "key": key,
         "label": label,
         "note": note or meta.get("note") or "",
@@ -197,6 +204,13 @@ def _build_field(
         "tail": masked.get("tail") or "",
         "has_value": masked["has_value"],
     }
+    if options:
+        cur = (out["current"] or out["default"] or "").strip()
+        opt_vals = {o["value"] for o in options}
+        if cur and cur not in opt_vals:
+            options = [{"value": cur, "label": cur}] + options
+        out["options"] = options
+    return out
 
 
 def ui_sections_for_exchange(exchange_key: str) -> list[dict[str, Any]]:
@@ -260,7 +274,12 @@ def validate_env_ui_updates(
         fields: list[dict[str, Any]] = []
         for key, _label, _note in sec["fields"]:
             if key in schema:
-                fields.append(schema[key])
+                field = dict(schema[key])
+                opts = select_options_for(key)
+                if opts:
+                    field["type"] = "select"
+                    field["options"] = opts
+                fields.append(field)
             else:
                 default = ""
                 fields.append(
@@ -270,6 +289,7 @@ def validate_env_ui_updates(
                         "sensitive": _is_sensitive(key),
                         "restart_required": _restart_required(key),
                         "hot_reload": _hot_reload(key),
+                        "options": select_options_for(key),
                     }
                 )
         groups.append({"title": sec["title"], "fields": fields})