From fe068709ac98562179dfaf182b8422831b6782a0 Mon Sep 17 00:00:00 2001
From: dekun <dekun@local>
Date: Wed, 27 May 2026 22:35:51 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 crypto_monitor_binance/app.py                | 23 ++++++-
 crypto_monitor_binance/templates/index.html  | 42 ++++++++++---
 crypto_monitor_gate/app.py                   | 24 +++++++-
 crypto_monitor_gate/templates/index.html     | 42 ++++++++++---
 crypto_monitor_gate_bot/app.py               | 25 +++++++-
 crypto_monitor_gate_bot/templates/index.html | 31 +++++++++-
 crypto_monitor_okx/app.py                    | 23 ++++++-
 crypto_monitor_okx/templates/index.html      | 38 ++++++++++--
 form_submit_lib.py                           | 51 +++++++++++++++
 static/form_submit_guard.js                  | 65 ++++++++++++++++++++
 10 files changed, 337 insertions(+), 27 deletions(-)
 create mode 100644 form_submit_lib.py
 create mode 100644 static/form_submit_guard.js

diff --git a/crypto_monitor_binance/app.py b/crypto_monitor_binance/app.py
index c8a5b4c..4568f3d 100644
--- a/crypto_monitor_binance/app.py
+++ b/crypto_monitor_binance/app.py
@@ -36,6 +36,7 @@ if _REPO_ROOT not in sys.path:
     sys.path.insert(0, _REPO_ROOT)
 from ai_client import ai_generate, ai_review, ai_short_advice
 from ai_review_lib import build_journal_ai_chart_path, collect_images_for_ai_review
+from form_submit_lib import check_duplicate_submit, submit_scope_add_key, submit_scope_add_order
 from fib_key_monitor_lib import (
     FIB_KEY_MONITOR_TYPES,
     calc_fib_plan,
@@ -6476,6 +6477,12 @@ def add_key():
         return redirect("/key_monitor")
     mt = (d.get("type") or "").strip()
     direction_sel = (d.get("direction") or "").strip().lower()
+    dup_msg = check_duplicate_submit(
+        session, submit_scope_add_key(symbol, mt, direction_sel or "watch")
+    )
+    if dup_msg:
+        flash(dup_msg)
+        return redirect("/key_monitor")
     if mt in KEY_MONITOR_RS_TYPES:
         direction_sel = KEY_DIRECTION_WATCH
     elif direction_sel not in ("long", "short"):
@@ -6622,6 +6629,11 @@ def add_order():
         conn.close()
         flash("symbol 不能为空")
         return redirect("/")
+    dup_msg = check_duplicate_submit(session, submit_scope_add_order(symbol, direction))
+    if dup_msg:
+        conn.close()
+        flash(dup_msg)
+        return redirect("/trade")
     ok, reason = precheck_risk(conn, symbol, direction)
     if not ok:
         if "已达最大持仓数" in reason:
@@ -7517,7 +7529,9 @@ def api_reviews():
     return jsonify([row_to_dict(r) for r in rows])
 
 
-_AI_REVIEW_RENDER_JS = os.path.join(os.path.dirname(BASE_DIR), "static", "ai_review_render.js")
+_REPO_STATIC_DIR = os.path.join(os.path.dirname(BASE_DIR), "static")
+_AI_REVIEW_RENDER_JS = os.path.join(_REPO_STATIC_DIR, "ai_review_render.js")
+_FORM_SUBMIT_GUARD_JS = os.path.join(_REPO_STATIC_DIR, "form_submit_guard.js")
 
 
 @app.route("/static/ai_review_render.js")
@@ -7527,6 +7541,13 @@ def static_ai_review_render_js():
     return send_file(_AI_REVIEW_RENDER_JS, mimetype="application/javascript; charset=utf-8")
 
 
+@app.route("/static/form_submit_guard.js")
+def static_form_submit_guard_js():
+    if not os.path.isfile(_FORM_SUBMIT_GUARD_JS):
+        return Response("not found", status=404, mimetype="text/plain; charset=utf-8")
+    return send_file(_FORM_SUBMIT_GUARD_JS, mimetype="application/javascript; charset=utf-8")
+
+
 @app.route("/export/review_md/<rid>")
 @login_required
 def export_review_md(rid):
diff --git a/crypto_monitor_binance/templates/index.html b/crypto_monitor_binance/templates/index.html
index 3396047..e6df2eb 100644
--- a/crypto_monitor_binance/templates/index.html
+++ b/crypto_monitor_binance/templates/index.html
@@ -61,6 +61,8 @@
         .pnl-profit{color:#4cd97f;font-weight:600}
         .pnl-loss{color:#ff6666;font-weight:600}
         .flash{padding:10px;background:#1e2533;color:#4cc2ff;border-radius:10px;margin-bottom:12px;text-align:center;border:1px solid #304164}
+        form.is-form-submitting{opacity:.88;pointer-events:none}
+        form.is-form-submitting button[type=submit],form.is-form-submitting input[type=submit]{cursor:wait}
         .ai-result{background:#1a1a29;border:1px solid #2e2e45;border-radius:8px;padding:10px;white-space:pre-wrap;max-height:220px;overflow:auto;font-size:.84rem;line-height:1.45;margin-top:8px}
         .ai-result.ai-result-md,.detail-modal .panel-body.md-review{white-space:normal}
         .ai-result-md p,.detail-modal .panel-body.md-review p{margin:6px 0;color:#dde2ff}
@@ -862,6 +864,7 @@
 </div>
 
 <script src="/static/ai_review_render.js?v=1"></script>
+<script src="/static/form_submit_guard.js?v=1"></script>
 <script>
 const JOURNAL_ENTRY_REASON_OPTIONS = {{ entry_reason_options | tojson }};
 const JOURNAL_ENTRY_REASON_OTHER = {{ entry_reason_other_value | tojson }};
@@ -1586,27 +1589,35 @@ const keyForm = document.getElementById("key-form");
 if(keyForm){
     keyForm.addEventListener("submit", (e)=>{
         e.preventDefault();
+        if(window.FormSubmitGuard && FormSubmitGuard.isLocked(keyForm)) return;
         const symbolEl = keyForm.querySelector('[name="symbol"]');
         const symbol = (symbolEl ? symbolEl.value : "").trim();
         if(!symbol){
             alert("请先输入交易对");
             return;
         }
+        if(window.FormSubmitGuard) FormSubmitGuard.lock(keyForm, "校验排名中…");
         fetch(`/api/symbol_liquidity_rank?symbol=${encodeURIComponent(symbol)}`)
             .then(r=>r.json().then(d=>({status:r.status, data:d})))
             .then(({status,data})=>{
                 if(status >= 400 || !data.ok){
                     alert((data && data.msg) || "日成交量排名读取失败");
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
                     return;
                 }
                 const rankMax = data.rank_max || 30;
                 if(!data.in_top30){
                     alert(`${data.symbol} 当前日成交量排名 ${data.rank}/${data.total}，不在前${rankMax}，已拦截。`);
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
                     return;
                 }
-                keyForm.submit();
+                if(window.FormSubmitGuard) FormSubmitGuard.nativeSubmitOnce(keyForm, "提交中…");
+                else keyForm.submit();
             })
-            .catch(()=>alert("日成交量排名检查失败，请稍后重试"));
+            .catch(()=>{
+                alert("日成交量排名检查失败，请稍后重试");
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
+            });
     });
 }
 // 复盘/AI列表：初次进入页面后再异步刷新一次，避免浏览器 bfcache/重定向后仍显示旧缓存
@@ -1734,8 +1745,10 @@ function cancelExchangeTpsl(orderId, role){
 }
 
 function allowManualOrderSubmit(form){
+    if(window.FormSubmitGuard && FormSubmitGuard.isLocked(form) && form.dataset.rrOk !== "1") return;
     form.dataset.rrOk = "1";
-    form.submit();
+    if(window.FormSubmitGuard) FormSubmitGuard.nativeSubmitOnce(form, "开仓提交中…");
+    else form.submit();
 }
 
 let latestAvailableUsdt = null;
@@ -1950,23 +1963,32 @@ if(addOrderForm){
             return;
         }
         ev.preventDefault();
+        if(window.FormSubmitGuard && FormSubmitGuard.isLocked(addOrderForm)) return;
         const direction = (document.getElementById("order-direction")||{}).value || "long";
         const mode = (document.getElementById("sltp-mode")||{}).value || "price";
         const symbol = ((document.getElementById("order-symbol")||{}).value || "").trim();
         if(mode === "pct"){
+            if(window.FormSubmitGuard) FormSubmitGuard.lock(addOrderForm, "校验盈亏比…");
             const rr = calcClientRrFromPct(
                 (document.getElementById("order-sl-pct")||{}).value,
                 (document.getElementById("order-tp-pct")||{}).value
             );
-            if(rejectManualOrderRr(rr)) return;
+            if(rejectManualOrderRr(rr)){
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
+                return;
+            }
             allowManualOrderSubmit(addOrderForm);
             return;
         }
         const sl = Number((document.getElementById("order-sl")||{}).value);
         const tp = Number((document.getElementById("order-tp")||{}).value);
         let entry = sl;
+        if(window.FormSubmitGuard) FormSubmitGuard.lock(addOrderForm, "校验盈亏比…");
         if(!symbol){
-            if(rejectManualOrderRr(calcClientRr(direction, entry, sl, tp))) return;
+            if(rejectManualOrderRr(calcClientRr(direction, entry, sl, tp))){
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
+                return;
+            }
             allowManualOrderSubmit(addOrderForm);
             return;
         }
@@ -1975,10 +1997,16 @@ if(addOrderForm){
             .then(data=>{
                 const px = data.last_price || data.price;
                 if(px) entry = Number(px);
-                if(rejectManualOrderRr(calcClientRr(direction, entry, sl, tp))) return;
+                if(rejectManualOrderRr(calcClientRr(direction, entry, sl, tp))){
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
+                    return;
+                }
                 allowManualOrderSubmit(addOrderForm);
             })
-            .catch(()=>{ alert("无法校验盈亏比，请稍后重试"); });
+            .catch(()=>{
+                alert("无法校验盈亏比，请稍后重试");
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
+            });
     });
 }
 
diff --git a/crypto_monitor_gate/app.py b/crypto_monitor_gate/app.py
index 6800c3a..f82c7d8 100644
--- a/crypto_monitor_gate/app.py
+++ b/crypto_monitor_gate/app.py
@@ -36,6 +36,7 @@ if _REPO_ROOT not in sys.path:
     sys.path.insert(0, _REPO_ROOT)
 from ai_client import ai_generate, ai_review, ai_short_advice
 from ai_review_lib import build_journal_ai_chart_path, collect_images_for_ai_review
+from form_submit_lib import check_duplicate_submit, submit_scope_add_key, submit_scope_add_order
 from fib_key_monitor_lib import (
     FIB_KEY_MONITOR_TYPES,
     KEY_ENTRY_REASON_BY_SIGNAL,
@@ -6526,6 +6527,13 @@ def add_key():
             flash("symbol 不能为空")
             return redirect("/key_monitor")
         mt = (d.get("type") or "").strip()
+        direction_pre = (d.get("direction") or "").strip().lower()
+        dup_msg = check_duplicate_submit(
+            session, submit_scope_add_key(symbol, mt, direction_pre or "watch")
+        )
+        if dup_msg:
+            flash(dup_msg)
+            return redirect("/key_monitor")
         direction_sel = (d.get("direction") or "").strip().lower()
         if mt in KEY_MONITOR_RS_TYPES:
             direction_sel = KEY_DIRECTION_WATCH
@@ -6696,6 +6704,11 @@ def add_order():
         conn.close()
         flash("symbol 不能为空")
         return redirect("/")
+    dup_msg = check_duplicate_submit(session, submit_scope_add_order(symbol, direction))
+    if dup_msg:
+        conn.close()
+        flash(dup_msg)
+        return redirect("/trade")
     ok, reason = precheck_risk(conn, symbol, direction)
     if not ok:
         if "已达最大持仓数" in reason:
@@ -7597,7 +7610,9 @@ def api_reviews():
     return jsonify([row_to_dict(r) for r in rows])
 
 
-_AI_REVIEW_RENDER_JS = os.path.join(os.path.dirname(BASE_DIR), "static", "ai_review_render.js")
+_REPO_STATIC_DIR = os.path.join(os.path.dirname(BASE_DIR), "static")
+_AI_REVIEW_RENDER_JS = os.path.join(_REPO_STATIC_DIR, "ai_review_render.js")
+_FORM_SUBMIT_GUARD_JS = os.path.join(_REPO_STATIC_DIR, "form_submit_guard.js")
 
 
 @app.route("/static/ai_review_render.js")
@@ -7607,6 +7622,13 @@ def static_ai_review_render_js():
     return send_file(_AI_REVIEW_RENDER_JS, mimetype="application/javascript; charset=utf-8")
 
 
+@app.route("/static/form_submit_guard.js")
+def static_form_submit_guard_js():
+    if not os.path.isfile(_FORM_SUBMIT_GUARD_JS):
+        return Response("not found", status=404, mimetype="text/plain; charset=utf-8")
+    return send_file(_FORM_SUBMIT_GUARD_JS, mimetype="application/javascript; charset=utf-8")
+
+
 @app.route("/export/review_md/<rid>")
 @login_required
 def export_review_md(rid):
diff --git a/crypto_monitor_gate/templates/index.html b/crypto_monitor_gate/templates/index.html
index 3396047..e6df2eb 100644
--- a/crypto_monitor_gate/templates/index.html
+++ b/crypto_monitor_gate/templates/index.html
@@ -61,6 +61,8 @@
         .pnl-profit{color:#4cd97f;font-weight:600}
         .pnl-loss{color:#ff6666;font-weight:600}
         .flash{padding:10px;background:#1e2533;color:#4cc2ff;border-radius:10px;margin-bottom:12px;text-align:center;border:1px solid #304164}
+        form.is-form-submitting{opacity:.88;pointer-events:none}
+        form.is-form-submitting button[type=submit],form.is-form-submitting input[type=submit]{cursor:wait}
         .ai-result{background:#1a1a29;border:1px solid #2e2e45;border-radius:8px;padding:10px;white-space:pre-wrap;max-height:220px;overflow:auto;font-size:.84rem;line-height:1.45;margin-top:8px}
         .ai-result.ai-result-md,.detail-modal .panel-body.md-review{white-space:normal}
         .ai-result-md p,.detail-modal .panel-body.md-review p{margin:6px 0;color:#dde2ff}
@@ -862,6 +864,7 @@
 </div>
 
 <script src="/static/ai_review_render.js?v=1"></script>
+<script src="/static/form_submit_guard.js?v=1"></script>
 <script>
 const JOURNAL_ENTRY_REASON_OPTIONS = {{ entry_reason_options | tojson }};
 const JOURNAL_ENTRY_REASON_OTHER = {{ entry_reason_other_value | tojson }};
@@ -1586,27 +1589,35 @@ const keyForm = document.getElementById("key-form");
 if(keyForm){
     keyForm.addEventListener("submit", (e)=>{
         e.preventDefault();
+        if(window.FormSubmitGuard && FormSubmitGuard.isLocked(keyForm)) return;
         const symbolEl = keyForm.querySelector('[name="symbol"]');
         const symbol = (symbolEl ? symbolEl.value : "").trim();
         if(!symbol){
             alert("请先输入交易对");
             return;
         }
+        if(window.FormSubmitGuard) FormSubmitGuard.lock(keyForm, "校验排名中…");
         fetch(`/api/symbol_liquidity_rank?symbol=${encodeURIComponent(symbol)}`)
             .then(r=>r.json().then(d=>({status:r.status, data:d})))
             .then(({status,data})=>{
                 if(status >= 400 || !data.ok){
                     alert((data && data.msg) || "日成交量排名读取失败");
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
                     return;
                 }
                 const rankMax = data.rank_max || 30;
                 if(!data.in_top30){
                     alert(`${data.symbol} 当前日成交量排名 ${data.rank}/${data.total}，不在前${rankMax}，已拦截。`);
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
                     return;
                 }
-                keyForm.submit();
+                if(window.FormSubmitGuard) FormSubmitGuard.nativeSubmitOnce(keyForm, "提交中…");
+                else keyForm.submit();
             })
-            .catch(()=>alert("日成交量排名检查失败，请稍后重试"));
+            .catch(()=>{
+                alert("日成交量排名检查失败，请稍后重试");
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
+            });
     });
 }
 // 复盘/AI列表：初次进入页面后再异步刷新一次，避免浏览器 bfcache/重定向后仍显示旧缓存
@@ -1734,8 +1745,10 @@ function cancelExchangeTpsl(orderId, role){
 }
 
 function allowManualOrderSubmit(form){
+    if(window.FormSubmitGuard && FormSubmitGuard.isLocked(form) && form.dataset.rrOk !== "1") return;
     form.dataset.rrOk = "1";
-    form.submit();
+    if(window.FormSubmitGuard) FormSubmitGuard.nativeSubmitOnce(form, "开仓提交中…");
+    else form.submit();
 }
 
 let latestAvailableUsdt = null;
@@ -1950,23 +1963,32 @@ if(addOrderForm){
             return;
         }
         ev.preventDefault();
+        if(window.FormSubmitGuard && FormSubmitGuard.isLocked(addOrderForm)) return;
         const direction = (document.getElementById("order-direction")||{}).value || "long";
         const mode = (document.getElementById("sltp-mode")||{}).value || "price";
         const symbol = ((document.getElementById("order-symbol")||{}).value || "").trim();
         if(mode === "pct"){
+            if(window.FormSubmitGuard) FormSubmitGuard.lock(addOrderForm, "校验盈亏比…");
             const rr = calcClientRrFromPct(
                 (document.getElementById("order-sl-pct")||{}).value,
                 (document.getElementById("order-tp-pct")||{}).value
             );
-            if(rejectManualOrderRr(rr)) return;
+            if(rejectManualOrderRr(rr)){
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
+                return;
+            }
             allowManualOrderSubmit(addOrderForm);
             return;
         }
         const sl = Number((document.getElementById("order-sl")||{}).value);
         const tp = Number((document.getElementById("order-tp")||{}).value);
         let entry = sl;
+        if(window.FormSubmitGuard) FormSubmitGuard.lock(addOrderForm, "校验盈亏比…");
         if(!symbol){
-            if(rejectManualOrderRr(calcClientRr(direction, entry, sl, tp))) return;
+            if(rejectManualOrderRr(calcClientRr(direction, entry, sl, tp))){
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
+                return;
+            }
             allowManualOrderSubmit(addOrderForm);
             return;
         }
@@ -1975,10 +1997,16 @@ if(addOrderForm){
             .then(data=>{
                 const px = data.last_price || data.price;
                 if(px) entry = Number(px);
-                if(rejectManualOrderRr(calcClientRr(direction, entry, sl, tp))) return;
+                if(rejectManualOrderRr(calcClientRr(direction, entry, sl, tp))){
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
+                    return;
+                }
                 allowManualOrderSubmit(addOrderForm);
             })
-            .catch(()=>{ alert("无法校验盈亏比，请稍后重试"); });
+            .catch(()=>{
+                alert("无法校验盈亏比，请稍后重试");
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
+            });
     });
 }
 
diff --git a/crypto_monitor_gate_bot/app.py b/crypto_monitor_gate_bot/app.py
index d627f49..ea7ef5e 100644
--- a/crypto_monitor_gate_bot/app.py
+++ b/crypto_monitor_gate_bot/app.py
@@ -36,6 +36,7 @@ if _REPO_ROOT not in sys.path:
     sys.path.insert(0, _REPO_ROOT)
 from ai_client import ai_generate, ai_review, ai_short_advice
 from ai_review_lib import build_journal_ai_chart_path, collect_images_for_ai_review
+from form_submit_lib import check_duplicate_submit, submit_scope_add_key, submit_scope_add_order
 from journal_chart_lib import (
     JOURNAL_CHART_DEFAULT_LIMIT,
     JOURNAL_CHART_DEFAULT_TF1,
@@ -5825,6 +5826,14 @@ def add_key():
     if not symbol:
         flash("symbol 不能为空")
         return redirect("/")
+    mt = (d.get("type") or "").strip()
+    direction_pre = (d.get("direction") or "long").strip().lower()
+    dup_msg = check_duplicate_submit(
+        session, submit_scope_add_key(symbol, mt, direction_pre)
+    )
+    if dup_msg:
+        flash(dup_msg)
+        return redirect("/")
     rank, total = _daily_volume_rank(symbol)
     if rank is None:
         flash("日成交量排名读取失败，请稍后重试")
@@ -5852,6 +5861,11 @@ def add_order():
         conn.close()
         flash("symbol 不能为空")
         return redirect("/")
+    dup_msg = check_duplicate_submit(session, submit_scope_add_order(symbol, direction))
+    if dup_msg:
+        conn.close()
+        flash(dup_msg)
+        return redirect("/trade")
     ok, reason = precheck_risk(conn, symbol, direction)
     if not ok:
         if "已达最大持仓数" in reason:
@@ -7004,7 +7018,9 @@ def api_reviews():
     return jsonify([row_to_dict(r) for r in rows])
 
 
-_AI_REVIEW_RENDER_JS = os.path.join(os.path.dirname(BASE_DIR), "static", "ai_review_render.js")
+_REPO_STATIC_DIR = os.path.join(os.path.dirname(BASE_DIR), "static")
+_AI_REVIEW_RENDER_JS = os.path.join(_REPO_STATIC_DIR, "ai_review_render.js")
+_FORM_SUBMIT_GUARD_JS = os.path.join(_REPO_STATIC_DIR, "form_submit_guard.js")
 
 
 @app.route("/static/ai_review_render.js")
@@ -7014,6 +7030,13 @@ def static_ai_review_render_js():
     return send_file(_AI_REVIEW_RENDER_JS, mimetype="application/javascript; charset=utf-8")
 
 
+@app.route("/static/form_submit_guard.js")
+def static_form_submit_guard_js():
+    if not os.path.isfile(_FORM_SUBMIT_GUARD_JS):
+        return Response("not found", status=404, mimetype="text/plain; charset=utf-8")
+    return send_file(_FORM_SUBMIT_GUARD_JS, mimetype="application/javascript; charset=utf-8")
+
+
 @app.route("/export/review_md/<rid>")
 @login_required
 def export_review_md(rid):
diff --git a/crypto_monitor_gate_bot/templates/index.html b/crypto_monitor_gate_bot/templates/index.html
index e1b828d..4094612 100644
--- a/crypto_monitor_gate_bot/templates/index.html
+++ b/crypto_monitor_gate_bot/templates/index.html
@@ -62,6 +62,8 @@
         .pnl-loss{color:#ff6666;font-weight:600}
         .pnl-neutral{color:#cfd3ef;font-weight:600}
         .flash{padding:10px;background:#1e2533;color:#4cc2ff;border-radius:10px;margin-bottom:12px;text-align:center;border:1px solid #304164}
+        form.is-form-submitting{opacity:.88;pointer-events:none}
+        form.is-form-submitting button[type=submit],form.is-form-submitting input[type=submit]{cursor:wait}
         .ai-result{background:#1a1a29;border:1px solid #2e2e45;border-radius:8px;padding:10px;white-space:pre-wrap;max-height:220px;overflow:auto;font-size:.84rem;line-height:1.45;margin-top:8px}
         .ai-result.ai-result-md,.detail-modal .panel-body.md-review{white-space:normal}
         .ai-result-md p,.detail-modal .panel-body.md-review p{margin:6px 0;color:#dde2ff}
@@ -318,7 +320,7 @@
                 </select>
                 <button type="submit">手动划转</button>
             </form>
-            <form action="/add_order" method="post" class="form-row">
+            <form id="add-order-form" action="/add_order" method="post" class="form-row">
                 <input id="order-symbol" name="symbol" placeholder="BTC 或 BTC/USDT" required>
                 <select id="order-direction" name="direction" required>
                     <option value="">方向</option><option value="long">做多</option><option value="short">做空</option>
@@ -701,6 +703,7 @@
 </div>
 
 <script src="/static/ai_review_render.js?v=1"></script>
+<script src="/static/form_submit_guard.js?v=1"></script>
 <script>
 const JOURNAL_ENTRY_REASON_OPTIONS = {{ entry_reason_options | tojson }};
 const JOURNAL_ENTRY_REASON_OTHER = {{ entry_reason_other_value | tojson }};
@@ -1392,26 +1395,48 @@ const keyForm = document.getElementById("key-form");
 if(keyForm){
     keyForm.addEventListener("submit", (e)=>{
         e.preventDefault();
+        if(window.FormSubmitGuard && FormSubmitGuard.isLocked(keyForm)) return;
         const symbolEl = keyForm.querySelector('[name="symbol"]');
         const symbol = (symbolEl ? symbolEl.value : "").trim();
         if(!symbol){
             alert("请先输入交易对");
             return;
         }
+        if(window.FormSubmitGuard) FormSubmitGuard.lock(keyForm, "校验排名中…");
         fetch(`/api/symbol_liquidity_rank?symbol=${encodeURIComponent(symbol)}`)
             .then(r=>r.json().then(d=>({status:r.status, data:d})))
             .then(({status,data})=>{
                 if(status >= 400 || !data.ok){
                     alert((data && data.msg) || "日成交量排名读取失败");
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
                     return;
                 }
                 if(!data.in_top30){
                     alert(`${data.symbol} 当前日成交量排名 ${data.rank}/${data.total}，不在前30，已拦截。`);
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
                     return;
                 }
-                keyForm.submit();
+                if(window.FormSubmitGuard) FormSubmitGuard.nativeSubmitOnce(keyForm, "提交中…");
+                else keyForm.submit();
             })
-            .catch(()=>alert("日成交量排名检查失败，请稍后重试"));
+            .catch(()=>{
+                alert("日成交量排名检查失败，请稍后重试");
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
+            });
+    });
+}
+const addOrderForm = document.getElementById("add-order-form");
+if(addOrderForm){
+    addOrderForm.addEventListener("submit", function(ev){
+        if(addOrderForm.dataset.submitOnce === "1"){
+            addOrderForm.dataset.submitOnce = "0";
+            return;
+        }
+        ev.preventDefault();
+        if(window.FormSubmitGuard && FormSubmitGuard.isLocked(addOrderForm)) return;
+        addOrderForm.dataset.submitOnce = "1";
+        if(window.FormSubmitGuard) FormSubmitGuard.nativeSubmitOnce(addOrderForm, "开仓提交中…");
+        else addOrderForm.submit();
     });
 }
 // 复盘/AI列表：初次进入页面后再异步刷新一次，避免浏览器 bfcache/重定向后仍显示旧缓存
diff --git a/crypto_monitor_okx/app.py b/crypto_monitor_okx/app.py
index b7fe624..0ebad00 100644
--- a/crypto_monitor_okx/app.py
+++ b/crypto_monitor_okx/app.py
@@ -36,6 +36,7 @@ if _REPO_ROOT not in sys.path:
     sys.path.insert(0, _REPO_ROOT)
 from ai_client import ai_generate, ai_review, ai_short_advice
 from ai_review_lib import build_journal_ai_chart_path, collect_images_for_ai_review
+from form_submit_lib import check_duplicate_submit, submit_scope_add_key, submit_scope_add_order
 from fib_key_monitor_lib import (
     FIB_KEY_MONITOR_TYPES,
     calc_fib_plan,
@@ -5926,6 +5927,12 @@ def add_key():
         return redirect("/key_monitor")
     mt = (d.get("type") or "").strip()
     direction_sel = (d.get("direction") or "").strip().lower()
+    dup_msg = check_duplicate_submit(
+        session, submit_scope_add_key(symbol, mt, direction_sel or "watch")
+    )
+    if dup_msg:
+        flash(dup_msg)
+        return redirect("/key_monitor")
     if mt in KEY_MONITOR_RS_TYPES:
         direction_sel = KEY_DIRECTION_WATCH
     elif direction_sel not in ("long", "short"):
@@ -6056,6 +6063,11 @@ def add_order():
         conn.close()
         flash("symbol 不能为空")
         return redirect("/trade")
+    dup_msg = check_duplicate_submit(session, submit_scope_add_order(symbol, direction))
+    if dup_msg:
+        conn.close()
+        flash(dup_msg)
+        return redirect("/trade")
     ok, reason = precheck_risk(conn, symbol, direction)
     if not ok:
         if "已达最大持仓数" in reason or "一次只能持有一个仓位" in reason:
@@ -6912,7 +6924,9 @@ def api_reviews():
     return jsonify([row_to_dict(r) for r in rows])
 
 
-_AI_REVIEW_RENDER_JS = os.path.join(os.path.dirname(BASE_DIR), "static", "ai_review_render.js")
+_REPO_STATIC_DIR = os.path.join(os.path.dirname(BASE_DIR), "static")
+_AI_REVIEW_RENDER_JS = os.path.join(_REPO_STATIC_DIR, "ai_review_render.js")
+_FORM_SUBMIT_GUARD_JS = os.path.join(_REPO_STATIC_DIR, "form_submit_guard.js")
 
 
 @app.route("/static/ai_review_render.js")
@@ -6922,6 +6936,13 @@ def static_ai_review_render_js():
     return send_file(_AI_REVIEW_RENDER_JS, mimetype="application/javascript; charset=utf-8")
 
 
+@app.route("/static/form_submit_guard.js")
+def static_form_submit_guard_js():
+    if not os.path.isfile(_FORM_SUBMIT_GUARD_JS):
+        return Response("not found", status=404, mimetype="text/plain; charset=utf-8")
+    return send_file(_FORM_SUBMIT_GUARD_JS, mimetype="application/javascript; charset=utf-8")
+
+
 @app.route("/export/review_md/<rid>")
 @login_required
 def export_review_md(rid):
diff --git a/crypto_monitor_okx/templates/index.html b/crypto_monitor_okx/templates/index.html
index f0690d5..38388b2 100644
--- a/crypto_monitor_okx/templates/index.html
+++ b/crypto_monitor_okx/templates/index.html
@@ -61,6 +61,8 @@
         .pnl-profit{color:#4cd97f;font-weight:600}
         .pnl-loss{color:#ff6666;font-weight:600}
         .flash{padding:10px;background:#1e2533;color:#4cc2ff;border-radius:10px;margin-bottom:12px;text-align:center;border:1px solid #304164}
+        form.is-form-submitting{opacity:.88;pointer-events:none}
+        form.is-form-submitting button[type=submit],form.is-form-submitting input[type=submit]{cursor:wait}
         .ai-result{background:#1a1a29;border:1px solid #2e2e45;border-radius:8px;padding:10px;white-space:pre-wrap;max-height:220px;overflow:auto;font-size:.84rem;line-height:1.45;margin-top:8px}
         .ai-result.ai-result-md,.detail-modal .panel-body.md-review{white-space:normal}
         .ai-result-md p,.detail-modal .panel-body.md-review p{margin:6px 0;color:#dde2ff}
@@ -871,6 +873,7 @@
 </div>
 
 <script src="/static/ai_review_render.js?v=1"></script>
+<script src="/static/form_submit_guard.js?v=1"></script>
 <script>
 const JOURNAL_ENTRY_REASON_OPTIONS = {{ entry_reason_options | tojson }};
 const JOURNAL_ENTRY_REASON_OTHER = {{ entry_reason_other_value | tojson }};
@@ -1595,28 +1598,36 @@ const keyForm = document.getElementById("key-form");
 if(keyForm){
     keyForm.addEventListener("submit", (e)=>{
         e.preventDefault();
+        if(window.FormSubmitGuard && FormSubmitGuard.isLocked(keyForm)) return;
         const symbolEl = keyForm.querySelector('[name="symbol"]');
         const symbol = (symbolEl ? symbolEl.value : "").trim();
         if(!symbol){
             alert("请先输入交易对");
             return;
         }
+        if(window.FormSubmitGuard) FormSubmitGuard.lock(keyForm, "校验排名中…");
         fetch(`/api/symbol_liquidity_rank?symbol=${encodeURIComponent(symbol)}`)
             .then(r=>r.json().then(d=>({status:r.status, data:d})))
             .then(({status,data})=>{
                 if(status >= 400 || !data.ok){
                     alert((data && data.msg) || "日成交量排名读取失败");
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
                     return;
                 }
                 const rankMax = data.rank_max || 30;
                 const inTop = data.in_top != null ? data.in_top : data.in_top30;
                 if(data.rank == null || !inTop){
                     alert(`${data.symbol} 当前24h成交额排名 ${data.rank == null ? "—" : data.rank}/${data.total}，不在前${rankMax}，已拦截。`);
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
                     return;
                 }
-                keyForm.submit();
+                if(window.FormSubmitGuard) FormSubmitGuard.nativeSubmitOnce(keyForm, "提交中…");
+                else keyForm.submit();
             })
-            .catch(()=>alert("日成交量排名检查失败，请稍后重试"));
+            .catch(()=>{
+                alert("日成交量排名检查失败，请稍后重试");
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(keyForm);
+            });
     });
 }
 // 复盘/AI列表：初次进入页面后再异步刷新一次，避免浏览器 bfcache/重定向后仍显示旧缓存
@@ -1744,8 +1755,10 @@ function cancelExchangeTpsl(orderId, role){
 }
 
 function allowManualOrderSubmit(form){
+    if(window.FormSubmitGuard && FormSubmitGuard.isLocked(form) && form.dataset.rrOk !== "1") return;
     form.dataset.rrOk = "1";
-    form.submit();
+    if(window.FormSubmitGuard) FormSubmitGuard.nativeSubmitOnce(form, "开仓提交中…");
+    else form.submit();
 }
 
 let latestAvailableUsdt = null;
@@ -1992,15 +2005,20 @@ if(addOrderForm){
             return;
         }
         ev.preventDefault();
+        if(window.FormSubmitGuard && FormSubmitGuard.isLocked(addOrderForm)) return;
         const direction = (document.getElementById("order-direction")||{}).value || "long";
         const mode = (document.getElementById("sltp-mode")||{}).value || "price";
         const symbol = ((document.getElementById("order-symbol")||{}).value || "").trim();
         if(mode === "pct"){
+            if(window.FormSubmitGuard) FormSubmitGuard.lock(addOrderForm, "校验盈亏比…");
             const rr = calcClientRrFromPct(
                 (document.getElementById("order-sl-pct")||{}).value,
                 (document.getElementById("order-tp-pct")||{}).value
             );
-            if(rejectManualOrderRr(rr)) return;
+            if(rejectManualOrderRr(rr)){
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
+                return;
+            }
             allowManualOrderSubmit(addOrderForm);
             return;
         }
@@ -2010,6 +2028,7 @@ if(addOrderForm){
             alert("请先填写币种，以便按市价校验盈亏比");
             return;
         }
+        if(window.FormSubmitGuard) FormSubmitGuard.lock(addOrderForm, "校验盈亏比…");
         fetch(`/api/order_defaults?symbol=${encodeURIComponent(symbol)}&direction=${encodeURIComponent(direction)}`)
             .then(r=>r.json())
             .then(data=>{
@@ -2017,12 +2036,19 @@ if(addOrderForm){
                 const entry = Number(px);
                 if(!Number.isFinite(entry) || entry <= 0){
                     alert("无法获取市价，请稍后重试");
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
+                    return;
+                }
+                if(rejectManualOrderRr(calcClientRr(direction, entry, sl, tp))){
+                    if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
                     return;
                 }
-                if(rejectManualOrderRr(calcClientRr(direction, entry, sl, tp))) return;
                 allowManualOrderSubmit(addOrderForm);
             })
-            .catch(()=>{ alert("无法校验盈亏比，请稍后重试"); });
+            .catch(()=>{
+                alert("无法校验盈亏比，请稍后重试");
+                if(window.FormSubmitGuard) FormSubmitGuard.unlock(addOrderForm);
+            });
     });
 }
 
diff --git a/form_submit_lib.py b/form_submit_lib.py
new file mode 100644
index 0000000..43f43a9
--- /dev/null
+++ b/form_submit_lib.py
@@ -0,0 +1,51 @@
+"""防重复提交：Flask session 短窗口去重（下单 / 关键位等）。"""
+from __future__ import annotations
+
+import time
+from typing import Any, Optional
+
+
+DEFAULT_SUBMIT_GUARD_TTL = 90.0
+
+
+def _prune_locks(locks: dict, now: float) -> dict:
+    return {k: float(v) for k, v in (locks or {}).items() if float(v) > now}
+
+
+def check_duplicate_submit(
+    session: Any,
+    scope: str,
+    *,
+    ttl: float = DEFAULT_SUBMIT_GUARD_TTL,
+) -> Optional[str]:
+    """
+    同一 scope 在 ttl 秒内仅允许通过一次。
+    返回提示文案表示应拒绝；返回 None 表示可继续处理。
+    """
+    scope = (scope or "").strip()
+    if not scope:
+        return None
+    now = time.time()
+    locks = _prune_locks(session.get("_form_submit_guard") or {}, now)
+    if scope in locks:
+        return "请求正在处理或刚提交过，请勿重复点击（请等待页面刷新后再试）"
+    locks[scope] = now + float(ttl)
+    session["_form_submit_guard"] = locks
+    try:
+        session.modified = True
+    except Exception:
+        pass
+    return None
+
+
+def submit_scope_add_order(symbol: str, direction: str) -> str:
+    sym = (symbol or "").strip().upper()
+    d = (direction or "").strip().lower()
+    return f"add_order:{sym}:{d}"
+
+
+def submit_scope_add_key(symbol: str, monitor_type: str, direction: str) -> str:
+    sym = (symbol or "").strip().upper()
+    mt = (monitor_type or "").strip()
+    d = (direction or "").strip().lower() or "watch"
+    return f"add_key:{sym}:{mt}:{d}"
diff --git a/static/form_submit_guard.js b/static/form_submit_guard.js
new file mode 100644
index 0000000..e0b0d08
--- /dev/null
+++ b/static/form_submit_guard.js
@@ -0,0 +1,65 @@
+/**
+ * 表单提交防重复：网络慢时禁用按钮并显示「提交中」。
+ */
+(function (global) {
+    "use strict";
+
+    function submitButtons(form) {
+        if (!form) return [];
+        return Array.prototype.slice.call(
+            form.querySelectorAll('button[type="submit"], input[type="submit"]')
+        );
+    }
+
+    function lockForm(form, label) {
+        if (!form) return false;
+        if (form.dataset.submitGuard === "locked") return false;
+        form.dataset.submitGuard = "locked";
+        form.classList.add("is-form-submitting");
+        submitButtons(form).forEach(function (btn) {
+            if (btn.dataset.submitGuardOrig === undefined) {
+                btn.dataset.submitGuardOrig =
+                    btn.tagName === "BUTTON" ? btn.textContent : btn.value;
+            }
+            btn.disabled = true;
+            if (label) {
+                if (btn.tagName === "BUTTON") btn.textContent = label;
+                else btn.value = label;
+            }
+        });
+        return true;
+    }
+
+    function unlockForm(form) {
+        if (!form) return;
+        delete form.dataset.submitGuard;
+        form.classList.remove("is-form-submitting");
+        submitButtons(form).forEach(function (btn) {
+            btn.disabled = false;
+            var orig = btn.dataset.submitGuardOrig;
+            if (orig !== undefined) {
+                if (btn.tagName === "BUTTON") btn.textContent = orig;
+                else btn.value = orig;
+                delete btn.dataset.submitGuardOrig;
+            }
+        });
+    }
+
+    function isLocked(form) {
+        return !!(form && form.dataset.submitGuard === "locked");
+    }
+
+    /** 已通过前端校验，发起最终 POST（页面将跳转） */
+    function nativeSubmitOnce(form, label) {
+        if (!form) return;
+        lockForm(form, label || "提交中…");
+        form.submit();
+    }
+
+    global.FormSubmitGuard = {
+        lock: lockForm,
+        unlock: unlockForm,
+        isLocked: isLocked,
+        nativeSubmitOnce: nativeSubmitOnce,
+    };
+})(typeof window !== "undefined" ? window : this);