优化文件上传进度管理，增加上传速度显示，调整上传完成后的状态处理逻辑。

app/routes/files.upload.tsx

@@ -1023,9 +1023,34 @@ export default function FilesUpload() {
     try {
       // 只允许一个主文件
       const mainFile = mainFiles[0];
+
+      // 为进度条提供文件集合与阶段
+      const filesForProgress = [mainFile, ...attachmentFiles, ...templateFiles];
+      setCurrentFiles(filesForProgress);
       setUploadStage("uploading");
       setUploadProgress(0);
 
+      // 计算总大小并开启与旧逻辑一致的模拟进度
+      const totalSize = filesForProgress.reduce((sum, f) => sum + (f?.size || 0), 0);
+      let uploadedSize = 0;
+      const startTime = Date.now();
+      let lastUploadedSize = 0;
+      let lastUpdateTime = startTime;
+
+      if (uploadProgressIntervalRef.current) {
+        clearInterval(uploadProgressIntervalRef.current);
+      }
+      uploadProgressIntervalRef.current = setInterval(() => {
+        const now = Date.now();
+        const elapsed = (now - lastUpdateTime) / 1000;
+        const speed = elapsed > 0 ? (uploadedSize - lastUploadedSize) / elapsed : 0; // bytes/s
+        lastUploadedSize = uploadedSize;
+        lastUpdateTime = now;
+        setUploadSpeed(`${formatFileSize(speed)}/s`);
+        const progress = Math.min((uploadedSize / Math.max(totalSize, 1)) * 100, 95);
+        setUploadProgress(parseFloat(progress.toFixed(2)));
+      }, 200);
+
       // 转二进制
       const binaryData = await uploadFileToBinary(mainFile);
 
@@ -1048,6 +1073,9 @@ export default function FilesUpload() {
       if (!uploadResp.result) throw new Error('主文件上传失败');
       const documentId = uploadResp.result.id;
 
+      // 模拟：主文件完成后将 uploadedSize 直接置为总大小的 95%
+      uploadedSize = Math.max(totalSize * 0.95, uploadResp.result.file_size || totalSize * 0.5);
+
       // 可选：模板上传
       if (templateFiles && templateFiles.length > 0) {
         const tpl = templateFiles[0];
@@ -1060,8 +1088,18 @@ export default function FilesUpload() {
         if ('error' in tplResult && tplResult.error) {
           throw new Error(tplResult.error);
         }
+        // 模板算作少量额外上传
+        uploadedSize = totalSize * 0.98;
       }
 
+      // 完成：清理进度定时器并置满
+      if (uploadProgressIntervalRef.current) {
+        clearInterval(uploadProgressIntervalRef.current);
+        uploadProgressIntervalRef.current = null;
+      }
+      setUploadProgress(100);
+      setUploadSpeed('完成');
+
       toastService.success('上传成功，已触发处理');
       // 刷新队列
       await filterDocuments(reviewType);
@@ -1069,7 +1107,11 @@ export default function FilesUpload() {
     } catch (error) {
       console.error('合同首传上传失败:', error);
       messageService.error(`合同上传失败：${error instanceof Error ? error.message : '未知错误'}`);
-      setUploadStage("idle");
+      if (uploadProgressIntervalRef.current) {
+        clearInterval(uploadProgressIntervalRef.current);
+        uploadProgressIntervalRef.current = null;
+      }
+      resetUpload();
     }
   };