feat: 优化下载逻辑

src/components/MyComponents/Upload/index.vue

@@ -200,9 +200,30 @@ const handlePictureCardPreview = (file) => {
   dialogImageUrl.value = file.url || '';
   dialogVisible.value = true;
 };
+function downloadFile(url, filename) {
+  fetch(url)
+    .then((response) => response.blob())
+    .then((blob) => {
+      const link = document.createElement("a");
+      link.href = URL.createObjectURL(blob);
+      link.download = filename;
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+      URL.revokeObjectURL(link.href);
+    })
+    .catch((error) => console.error("下载失败:", error));
+}
 const handleDownload = (file) => {
-  window.open(file.response.data);
+  if (file?.response?.data) {
+    window.open(file.response.data);
+  } else if (file?.url) {
+    downloadFile(file.url, file.name);
+  }
 };
+// const handleDownload = (file) => {
+//   window.open(file.response.data);
+// };
 
 // 删除文件 触发父组件更新
 const beforeRemove = (file) => {