fix(key-monitor): repair trigger entry bugs in four exchange apps

Restore missing check_fib_key_monitors, fix gate preview and OKX add_key,
and unify trigger execution error handling to avoid duplicate history writes.

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

crypto_monitor_binance/app.py

@@ -5421,18 +5421,30 @@ def _execute_trigger_entry_cross(conn, row):
     conn.execute("DELETE FROM key_monitors WHERE id=?", (kid,))
     conn.commit()
 
-    ok, err, det = _market_open_for_trigger_entry(
-        conn,
-        symbol,
-        direction,
-        ex_sym,
-        entry,
-        sl,
-        tp,
-        breakeven_enabled=be_en,
-        time_close_enabled=tc_en,
-        time_close_hours=tc_h,
-    )
+    try:
+        ok, err, det = _market_open_for_trigger_entry(
+            conn,
+            symbol,
+            direction,
+            ex_sym,
+            entry,
+            sl,
+            tp,
+            breakeven_enabled=be_en,
+            time_close_enabled=tc_en,
+            time_close_hours=tc_h,
+        )
+    except Exception as e:
+        fail_msg = friendly_exchange_error(e)
+        send_wechat_msg(
+            f"# ❌ {symbol} 触价开仓异常\n"
+            f"**账户：{_wechat_account_label()}**\n"
+            f"- 计划入场：{format_price_for_symbol(symbol, entry)}\n"
+            f"- 原因：{fail_msg}\n"
+        )
+        insert_key_monitor_history(conn, row, 0, fail_msg, TRIGGER_ENTRY_CLOSE_EXCHANGE_FAILED)
+        return False, fail_msg
+
     if ok and det:
         rr_txt = format_wechat_scalar_2dp(det.get("planned_rr_fill")) if det.get("planned_rr_fill") is not None else "-"
         msg = (
@@ -5498,22 +5510,12 @@ def check_trigger_entry_key_monitors():
             _finalize_key_monitor_one_shot(conn, r, msg, TRIGGER_ENTRY_CLOSE_TP_INVALIDATE)
             continue
         if trigger_entry_reached(direction, mark, entry):
-            try:
-                _execute_trigger_entry_cross(conn, r)
-            except Exception as e:
-                fail_msg = friendly_exchange_error(e)
-                try:
-                    insert_key_monitor_history(conn, r, 0, fail_msg, TRIGGER_ENTRY_CLOSE_EXCHANGE_FAILED)
-                except Exception:
-                    pass
-                send_wechat_msg(
-                    f"# ❌ {symbol} 触价开仓异常\n**账户：{_wechat_account_label()}**\n- {fail_msg}\n"
-                )
+            _execute_trigger_entry_cross(conn, r)
     conn.commit()
     conn.close()
 
 
-
+def check_fib_key_monitors():
     conn = get_db()
     rows = conn.execute("SELECT * FROM key_monitors").fetchall()
     for r in rows:
@@ -6857,6 +6859,7 @@ def api_price_snapshot():
         gate_metrics = ""
         fib_gate_ok = True
         fb_gate_ok = True
+        te_gate_ok = True
         if is_fib:
             direction = (r["direction"] or "long").lower()
             inval = fib_invalidate_by_mark(direction, price, r["upper"], r["lower"])
@@ -6895,7 +6898,7 @@ def api_price_snapshot():
             )
             gate_summary = prev.get("summary") or "-"
             gate_metrics = prev.get("metrics") or ""
-            fib_gate_ok = bool(prev.get("gate_ok"))
+            te_gate_ok = bool(prev.get("gate_ok"))
         elif (r["monitor_type"] or "").strip() in KEY_MONITOR_RS_TYPES:
             try:
                 prev = _key_rs_gate_preview(r["symbol"], r["upper"], r["lower"])
@@ -6951,6 +6954,7 @@ def api_price_snapshot():
             "gate_ok": (
                 fib_gate_ok if is_fib
                 else fb_gate_ok if is_fb
+                else te_gate_ok if is_te
                 else bool(gate and gate.get("ok"))
             ),
             "gate_metrics": gate_metrics,
@@ -7512,40 +7516,40 @@ def add_key():
     if tc_en and not tc_h:
         tc_en = 0
     if is_trigger_entry_key_monitor_type(mt):
-            if direction_sel not in ("long", "short"):
-                conn.close()
-                conn = None
-                flash("触价开仓请选择做多或做空")
-                return redirect("/key_monitor")
-            try:
-                entry_px = float(d.get("trigger_entry") or 0)
-                sl_px = float(d.get("trigger_sl") or 0)
-                tp_px = float(d.get("trigger_tp") or 0)
-            except (TypeError, ValueError):
-                entry_px = sl_px = tp_px = 0
-            if entry_px <= 0 or sl_px <= 0 or tp_px <= 0:
-                conn.close()
-                conn = None
-                flash("触价开仓须填写有效的入场价、止损价、止盈价")
-                return redirect("/key_monitor")
-            ok_te, err_te = _add_trigger_entry_key_monitor(
-                conn, symbol, direction_sel, entry_px, sl_px, tp_px, breakeven_enabled=be_flag,
-                time_close_enabled=tc_en, time_close_hours=tc_h,
-            )
-            conn.commit()
+        if direction_sel not in ("long", "short"):
             conn.close()
             conn = None
-            if not ok_te:
-                flash(err_te or "触价开仓监控添加失败")
-                return redirect("/key_monitor")
-            flash(
-                f"触价开仓已添加（{symbol} 日成交量排名 {rank}/{total}）"
-                f"｜有效期 {TRIGGER_ENTRY_VALIDITY_HOURS}h"
-                f"｜标记价触达入场价后下一轮询市价开仓"
-                f"｜移动保本：{'开' if be_flag else '关'}"
-                + (f"｜{time_close_label(tc_h)}" if tc_en else "")
-            )
+            flash("触价开仓请选择做多或做空")
             return redirect("/key_monitor")
+        try:
+            entry_px = float(d.get("trigger_entry") or 0)
+            sl_px = float(d.get("trigger_sl") or 0)
+            tp_px = float(d.get("trigger_tp") or 0)
+        except (TypeError, ValueError):
+            entry_px = sl_px = tp_px = 0
+        if entry_px <= 0 or sl_px <= 0 or tp_px <= 0:
+            conn.close()
+            conn = None
+            flash("触价开仓须填写有效的入场价、止损价、止盈价")
+            return redirect("/key_monitor")
+        ok_te, err_te = _add_trigger_entry_key_monitor(
+            conn, symbol, direction_sel, entry_px, sl_px, tp_px, breakeven_enabled=be_flag,
+            time_close_enabled=tc_en, time_close_hours=tc_h,
+        )
+        conn.commit()
+        conn.close()
+        conn = None
+        if not ok_te:
+            flash(err_te or "触价开仓监控添加失败")
+            return redirect("/key_monitor")
+        flash(
+            f"触价开仓已添加（{symbol} 日成交量排名 {rank}/{total}）"
+            f"｜有效期 {TRIGGER_ENTRY_VALIDITY_HOURS}h"
+            f"｜标记价触达入场价后下一轮询市价开仓"
+            f"｜移动保本：{'开' if be_flag else '关'}"
+            + (f"｜{time_close_label(tc_h)}" if tc_en else "")
+        )
+        return redirect("/key_monitor")
     if is_false_breakout_key_monitor_type(mt):
         fb_sym = normalize_false_breakout_symbol(symbol)
         if not fb_sym: