网络请求加超时防止卡死，持仓同步限制最近20天，次日预测移出表格

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

ft-app/app/templates/admin.html

@@ -245,16 +245,24 @@ function pollProgress() {
           clearInterval(syncTimer);
           syncTimer = null;
           document.getElementById('sync-progress-bar').style.width = '100%';
-          var resultText = data.result > 0 ? ' · +' + data.result : '';
-          document.getElementById('sync-progress-label').textContent = data.label + ' ✓' + resultText;
+          if (data.result > 0) {
+            document.getElementById('sync-progress-label').textContent = data.label + ' ✓ · +' + data.result;
+          } else if (data.total > 0) {
+            document.getElementById('sync-progress-label').textContent = data.label + ' ⚠ 无新数据，历史日期无可用持仓';
+          } else {
+            document.getElementById('sync-progress-label').textContent = data.label + ' ✓ 已是最新';
+          }
           document.getElementById('sync-progress-pct').textContent = '';
-          // Remember which product headers are expanded before reload
-          var expanded = [];
-          document.querySelectorAll('.product-body').forEach(function(b, i) {
-            if (b.style.display === 'block') expanded.push(i);
-          });
-          try { sessionStorage.setItem('ft-expanded', JSON.stringify(expanded)); } catch(e) {}
-          setTimeout(function() { location.reload(); }, 1200);
+          document.getElementById('sync-progress').insertAdjacentHTML('beforeend',
+            '<button onclick="hideProgress()" style="display:block;margin-top:10px;padding:4px 14px;border:1px solid var(--border);border-radius:5px;background:var(--surface);color:var(--fg);cursor:pointer;font-size:0.8rem;">关闭</button>');
+          if (data.result > 0) {
+            var expanded = [];
+            document.querySelectorAll('.product-body').forEach(function(b, i) {
+              if (b.style.display === 'block') expanded.push(i);
+            });
+            try { sessionStorage.setItem('ft-expanded', JSON.stringify(expanded)); } catch(e) {}
+            setTimeout(function() { location.reload(); }, 1200);
+          }
         }, delay);
       }
     });
@@ -317,5 +325,18 @@ function toggleProduct(header) {
   } catch(e) {}
 })();
 
+// Auto-show progress bar if a sync is already running
+(function() {
+  fetch('/admin/sync-status')
+    .then(function(r) { return r.json(); })
+    .then(function(data) {
+      if (data.running) {
+        showProgress();
+        syncTimer = setInterval(pollProgress, 500);
+        pollProgress();
+      }
+    });
+})();
+
 </script>
 {% endblock %}