部分修改[0.2.8.14][ci]

elastic/templates/elastic/upload.html

@@ -103,6 +103,7 @@
     <div class="upload-section" id="dropArea">
       <h3>上传文件</h3>
       <p>点击下方按钮选择图片或PDF文件，或拖拽文件到此区域</p>
+      <p style="margin: 8px 0 0; font-size: 13px; color: #64748b;">单次最多上传 {{ max_single_upload_count|default:"3" }} 个文件。</p>
       <form id="uploadForm" enctype="multipart/form-data">
         {% csrf_token %}
         <input type="file" id="fileInput" name="file" accept="image/*,.pdf" multiple />
@@ -155,6 +156,7 @@ const dropArea = document.getElementById('dropArea');
 const progressWrap = document.getElementById('progressWrap');
 const progressBar = document.getElementById('progressBar');
 const progressText = document.getElementById('progressText');
+const MAX_SINGLE_UPLOAD_COUNT = Number('{{ max_single_upload_count|default:"3" }}');
 
 let currentItems = []; // 存储当前待处理的所有文件结果
 let selectedFiles = [];
@@ -277,13 +279,21 @@ function updateFileHint() {
 function addFiles(files) {
   const incoming = Array.from(files || []).filter(f => f && (f.type.startsWith('image/') || f.name.toLowerCase().endsWith('.pdf')));
   const existingKeys = new Set(selectedFiles.map(f => `${f.name}|${f.size}|${f.lastModified}`));
+  const rejected = [];
   incoming.forEach(f => {
     const key = `${f.name}|${f.size}|${f.lastModified}`;
-    if (!existingKeys.has(key)) {
+    if (!existingKeys.has(key) && selectedFiles.length < MAX_SINGLE_UPLOAD_COUNT) {
       existingKeys.add(key);
       selectedFiles.push(f);
+    } else if (!existingKeys.has(key) && selectedFiles.length >= MAX_SINGLE_UPLOAD_COUNT) {
+      rejected.push(f.name);
     }
   });
+  if (rejected.length) {
+    uploadMsg.textContent = `单次最多上传 ${MAX_SINGLE_UPLOAD_COUNT} 个文件，以下文件未加入：${rejected.join('、')}`;
+    uploadMsg.className = 'status-message error';
+    uploadMsg.style.display = 'block';
+  }
   const urls = selectedFiles.map(f => {
     if (f.name.toLowerCase().endsWith('.pdf')) {
         return 'data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0OCIgaGVpZ2h0PSI0OCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJub25lIiBzdHJva2U9IiNlZjQ0NDQiIHN0cm9rZS13aWR0aD0iMiIgc3Ryb2tlLWxpbmVjYXA9InJvdW5kIiBzdHJva2UtbGluZWpvaW49InJvdW5kIj48cGF0aCBkPSJNMTQgMmgyYTIgMiAwIDAgMSAyIDJ2MTZhMiAyIDAgMCAxLTIgMmgtMTJhMiAyIDAgMCAxLTItMlY0YTIgMiAwIDAgMSAyLTJoMiIvPjxwYXRoIGQ9Ik0xNCAydjRjMCAxLjEgLjkgMiAyIDJoNCIvPjxwYXRoIGQ9Ik03IDloNSIvPjxwYXRoIGQ9Ik03IDEzaDUiLz48cGF0aCBkPSJNNyAxN2g4Ii8+PC9zdmc+';
@@ -460,6 +470,12 @@ uploadForm.addEventListener('submit', async (e) => {
     uploadMsg.style.display = 'block';
     return;
   }
+  if (selectedFiles.length > MAX_SINGLE_UPLOAD_COUNT) {
+    uploadMsg.textContent = `单次最多上传 ${MAX_SINGLE_UPLOAD_COUNT} 个文件，请分批上传`;
+    uploadMsg.className = 'status-message error';
+    uploadMsg.style.display = 'block';
+    return;
+  }
 
   showProgress();
   setProgress(5, '预处理中');