feat: review entry reason picker uses dropdown instead of prompt

Add modal select for trade record review, expand options to two-level labels (反转/启动A), and accept legacy short labels on save.

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

lib/common/static/instance_page.css

@@ -208,6 +208,16 @@
         .tpsl-modal-actions button{padding:8px 16px;border-radius:8px;border:none;cursor:pointer;font-size:.85rem}
         .tpsl-modal-submit{background:#2d6a4f;color:#fff}
         .tpsl-modal-cancel{background:#3a3f52;color:#ddd}
+        .review-entry-reason-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:9100;align-items:center;justify-content:center;padding:16px}
+        .review-entry-reason-backdrop.open{display:flex}
+        .review-entry-reason-modal{background:#1a2030;border:1px solid #3a4a66;border-radius:12px;padding:16px 18px;width:min(480px,100%);max-height:90vh;overflow:auto}
+        .review-entry-reason-modal h3{margin:0 0 8px;font-size:1rem;color:#fff}
+        .review-entry-reason-hint{margin:0 0 12px;font-size:.82rem;color:#9aa3c7;line-height:1.45}
+        .review-entry-reason-select{width:100%;padding:8px 10px;border-radius:8px;border:1px solid #3a4a66;background:#121726;color:#e8ecff;font-size:.9rem}
+        .review-entry-reason-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:14px}
+        .review-entry-reason-actions button{padding:8px 16px;border-radius:8px;border:none;cursor:pointer;font-size:.85rem}
+        .review-entry-reason-ok{background:#2d6a4f;color:#fff}
+        .review-entry-reason-cancel{background:#3a3f52;color:#ddd}
         .pos-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px 14px;margin-bottom:12px}
         .pos-cell{display:flex;flex-direction:column;gap:4px;min-width:0}
         .pos-label{font-size:.72rem;color:#7d8799}

lib/common/static/instance_ui.js

@@ -282,6 +282,91 @@
     el.style.display = html ? "flex" : "none";
   }
 
+  function promptReviewEntryReason(options, currentValue) {
+    const opts = Array.isArray(options) ? options : [];
+    const cur = String(currentValue == null ? "" : currentValue).trim();
+    return new Promise(function (resolve) {
+      const backdrop = document.createElement("div");
+      backdrop.className = "review-entry-reason-backdrop open";
+      const modal = document.createElement("div");
+      modal.className = "review-entry-reason-modal";
+      modal.setAttribute("role", "dialog");
+      modal.setAttribute("aria-modal", "true");
+
+      const title = document.createElement("h3");
+      title.textContent = "开仓类型";
+      modal.appendChild(title);
+
+      const hint = document.createElement("p");
+      hint.className = "review-entry-reason-hint";
+      hint.textContent = "请选择下拉选项之一；选「不改该项」则保留原值。";
+      modal.appendChild(hint);
+
+      const select = document.createElement("select");
+      select.className = "review-entry-reason-select";
+      const emptyOpt = document.createElement("option");
+      emptyOpt.value = "";
+      emptyOpt.textContent = "（不改该项）";
+      select.appendChild(emptyOpt);
+
+      const seen = new Set([""]);
+      if (cur && opts.indexOf(cur) < 0) {
+        const curOpt = document.createElement("option");
+        curOpt.value = cur;
+        curOpt.textContent = cur + "（当前）";
+        select.appendChild(curOpt);
+        seen.add(cur);
+      }
+      opts.forEach(function (opt) {
+        const v = String(opt || "").trim();
+        if (!v || seen.has(v)) return;
+        const o = document.createElement("option");
+        o.value = v;
+        o.textContent = v;
+        select.appendChild(o);
+        seen.add(v);
+      });
+      if (cur) select.value = cur;
+      modal.appendChild(select);
+
+      const actions = document.createElement("div");
+      actions.className = "review-entry-reason-actions";
+      const cancelBtn = document.createElement("button");
+      cancelBtn.type = "button";
+      cancelBtn.className = "review-entry-reason-cancel";
+      cancelBtn.textContent = "取消";
+      const okBtn = document.createElement("button");
+      okBtn.type = "button";
+      okBtn.className = "review-entry-reason-ok";
+      okBtn.textContent = "确定";
+      actions.appendChild(cancelBtn);
+      actions.appendChild(okBtn);
+      modal.appendChild(actions);
+      backdrop.appendChild(modal);
+      document.body.appendChild(backdrop);
+
+      function cleanup(result) {
+        document.removeEventListener("keydown", onKey);
+        backdrop.remove();
+        resolve(result);
+      }
+      function onKey(ev) {
+        if (ev.key === "Escape") cleanup(null);
+      }
+      cancelBtn.addEventListener("click", function () {
+        cleanup(null);
+      });
+      backdrop.addEventListener("click", function (ev) {
+        if (ev.target === backdrop) cleanup(null);
+      });
+      okBtn.addEventListener("click", function () {
+        cleanup(select.value);
+      });
+      document.addEventListener("keydown", onKey);
+      select.focus();
+    });
+  }
+
   function openTradeRecordDetailModal(tr) {
     const row = parseTradeRecordRow(tr);
     if (!row) return;
@@ -327,5 +412,6 @@
     clearDetailActions: clearDetailActions,
     clearJournalDetailImages: clearJournalDetailImages,
     setJournalDetailImages: setJournalDetailImages,
+    promptReviewEntryReason: promptReviewEntryReason,
   };
 })(typeof window !== "undefined" ? window : globalThis);