Stop browser autofill stuffing login username into transfer amount fields.

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

lib/common/static/hedge_plan.js

@@ -1084,6 +1084,32 @@
     }
   }
 
+  function hardenAmountAutofill(ids) {
+    (ids || []).forEach(function (id) {
+      const el = $(id);
+      if (!el) return;
+      function wipe() {
+        const v = String(el.value || "").trim();
+        // 浏览器常把登录用户名(如 dekun)灌进数量框
+        if (/^[a-z][a-z0-9._-]{1,31}$/i.test(v)) el.value = "";
+      }
+      wipe();
+      const lockRo = id.indexOf("xfer") >= 0 || el.hasAttribute("readonly");
+      if (lockRo) {
+        el.setAttribute("readonly", "readonly");
+        el.addEventListener("focus", function () {
+          el.removeAttribute("readonly");
+        });
+        el.addEventListener("blur", function () {
+          if (!el.value) el.setAttribute("readonly", "readonly");
+        });
+      }
+      setTimeout(wipe, 200);
+      setTimeout(wipe, 800);
+      setTimeout(wipe, 2000);
+    });
+  }
+
   function bind() {
     document.querySelectorAll(".hp-tab").forEach(function (b) {
       b.addEventListener("click", function () {
@@ -1185,10 +1211,24 @@
         const amt = Math.floor(max * 100) / 100;
         const label = dir === "trading_to_funding" ? "交易 → 资金" : "资金 → 交易";
         if (!window.confirm("确认全部划转?\n方向:" + label + "\n数量:" + amt + " USDC")) return;
-        if ($("hp-oo-xfer-amount")) $("hp-oo-xfer-amount").value = String(amt);
+        const amtEl = $("hp-oo-xfer-amount");
+        if (amtEl) {
+          amtEl.removeAttribute("readonly");
+          amtEl.value = String(amt);
+        }
         void submitOoUsdcTransfer(amt);
       });
     }
+    hardenAmountAutofill([
+      "hp-oo-xfer-amount",
+      "hp-entry",
+      "hp-contracts",
+      "hp-tp",
+      "hp-sl",
+      "hp-sheets",
+      "hp-target-up",
+      "hp-target-down",
+    ]);
     if ($("hp-preview-btn"))
       $("hp-preview-btn").addEventListener("click", function () {
         state.mode = "perp_options";

lib/common/static/options_panel.js

@@ -285,22 +285,34 @@
   }
 
   function hardenOrderAutofill() {
-    const note = document.getElementById("opt-signal-note");
-    if (!note) return;
-    function wipeNote() {
-      if (/^[a-z][a-z0-9._-]{1,31}$/i.test(String(note.value || "").trim())) {
-        note.value = "";
-      }
+    function looksLikeUsername(v) {
+      return /^[a-z][a-z0-9._-]{1,31}$/i.test(String(v || "").trim());
     }
-    wipeNote();
-    note.addEventListener("focus", function () {
-      note.removeAttribute("readonly");
+    function harden(el) {
+      if (!el) return;
+      function wipe() {
+        if (looksLikeUsername(el.value)) el.value = "";
+      }
+      wipe();
+      el.addEventListener("focus", function () {
+        el.removeAttribute("readonly");
+      });
+      el.addEventListener("blur", function () {
+        if (!el.value) el.setAttribute("readonly", "readonly");
+      });
+      setTimeout(wipe, 200);
+      setTimeout(wipe, 800);
+      setTimeout(wipe, 2000);
+    }
+    const note = document.getElementById("opt-signal-note");
+    harden(note);
+    [
+      "opt-sheets-amount",
+      "opt-eth-amount",
+      "opt-target-idx",
+    ].forEach(function (id) {
+      harden(document.getElementById(id));
     });
-    note.addEventListener("blur", function () {
-      if (!note.value) note.setAttribute("readonly", "readonly");
-    });
-    setTimeout(wipeNote, 200);
-    setTimeout(wipeNote, 800);
   }
 
   function quoteUrl(instId) {

lib/common/static/options_settings.js

@@ -342,4 +342,47 @@
       }
     });
   }
+
+  function hardenAmountAutofill(ids) {
+    ids.forEach(function (id) {
+      const el = document.getElementById(id);
+      if (!el) return;
+      function wipe() {
+        const v = String(el.value || "").trim();
+        if (/^[a-z][a-z0-9._-]{1,31}$/i.test(v)) el.value = "";
+      }
+      wipe();
+      el.setAttribute("readonly", "readonly");
+      el.addEventListener("focus", function () {
+        el.removeAttribute("readonly");
+      });
+      el.addEventListener("blur", function () {
+        if (!el.value) el.setAttribute("readonly", "readonly");
+      });
+      setTimeout(wipe, 200);
+      setTimeout(wipe, 800);
+      setTimeout(wipe, 2000);
+    });
+  }
+
+  // 全部划转/兑换前去掉 readonly,避免写不进数量
+  ["opt-set-swap-all-btn", "opt-set-int-all-btn", "opt-set-cross-all-btn"].forEach(function (btnId) {
+    const btn = document.getElementById(btnId);
+    if (!btn) return;
+    btn.addEventListener(
+      "click",
+      function () {
+        const map = {
+          "opt-set-swap-all-btn": "opt-set-swap-amount",
+          "opt-set-int-all-btn": "opt-set-int-amount",
+          "opt-set-cross-all-btn": "opt-set-cross-amount",
+        };
+        const input = document.getElementById(map[btnId]);
+        if (input) input.removeAttribute("readonly");
+      },
+      true
+    );
+  });
+
+  hardenAmountAutofill(["opt-set-swap-amount", "opt-set-int-amount", "opt-set-cross-amount"]);
 })();