fix: 修复斐波/突破滚仓重复脚本导致无法提交

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

static/strategy_roll.js

@@ -32,6 +32,8 @@
 
   const form = document.getElementById("roll-form");
   if (!form) return;
+  if (form.dataset.rollJsInit === "1") return;
+  form.dataset.rollJsInit = "1";
 
   const symbolSel = document.getElementById("roll-symbol");
   const dirInput = document.getElementById("roll-direction");
@@ -47,7 +49,7 @@
   let countdownTimer = null;
   let previewOk = false;
   let lastPreviewMode = "";
-  let allowMonitorSubmit = false;
+  let monitorSubmitting = false;
 
   function isMarketMode() {
     return (modeSel.value || "market") === "market";
@@ -99,6 +101,7 @@
     previewBox.classList.add("is-error");
     previewText.textContent = msg || "无法执行";
     if (countdownEl) countdownEl.style.display = "none";
+    previewBox.scrollIntoView({ behavior: "smooth", block: "nearest" });
   }
 
   function showPreviewResult(p) {
@@ -133,7 +136,7 @@
 
   function resetPreview() {
     previewOk = false;
-    allowMonitorSubmit = false;
+    monitorSubmitting = false;
     clearMessageBox();
     if (countdownTimer) {
       clearInterval(countdownTimer);
@@ -193,13 +196,16 @@
   }
 
   function runMonitorSubmit() {
+    if (monitorSubmitting) return;
     if (!symbolSel.value) {
       showReject("请先选择持仓币种");
       return;
     }
+    monitorSubmitting = true;
     if (submitBtn) submitBtn.disabled = true;
     requestPreview()
       .then(function (data) {
+        monitorSubmitting = false;
         if (submitBtn && !trendLocked) submitBtn.disabled = false;
         if (!data.ok) {
           showReject(data.msg || "无法提交监控");
@@ -217,10 +223,10 @@
         if (!confirm("确认提交「" + modeLabel + "」？\n" + summary)) {
           return;
         }
-        allowMonitorSubmit = true;
-        form.requestSubmit();
+        form.submit();
       })
       .catch(function () {
+        monitorSubmitting = false;
         if (submitBtn && !trendLocked) submitBtn.disabled = false;
         showReject("校验请求失败，请稍后重试");
       });
@@ -258,10 +264,6 @@
   if (previewBtn) previewBtn.addEventListener("click", runPreview);
   form.addEventListener("submit", function (e) {
     if (isMonitorMode()) {
-      if (allowMonitorSubmit) {
-        allowMonitorSubmit = false;
-        return;
-      }
       e.preventDefault();
       runMonitorSubmit();
       return;