feat: 实现PCAP文件分批下载,避免浏览器限制同时下载10个文件的问题

src/views/traceManage/pcap/index.vue

@@ -454,6 +454,9 @@ function fnDownPCAP(row?: Record<string, any>) {
       const hide = message.loading(t('common.loading'), 0);
       Promise.allSettled(reqArr)
         .then(resArr => {
+          type successType = { data: Blob; filename: string }[];
+          const successResults: successType = [];
+
           resArr.forEach((res, idx) => {
             const title = fromArr[idx].title;
             const taskCode = fromArr[idx].taskCode;
@@ -466,11 +469,14 @@ function fnDownPCAP(row?: Record<string, any>) {
                   duration: 3,
                 });
                 // 文件名
+                let filename = `${title}_${Date.now()}.zip`;
                 if (taskCode.startsWith('/tmp')) {
-                  saveAs(resV.data, `${title}_${Date.now()}.pcap`);
-                } else {
-                  saveAs(resV.data, `${title}_${Date.now()}.zip`);
+                  filename = `${title}_${Date.now()}.pcap`;
                 }
+                successResults.push({
+                  data: resV.data,
+                  filename: filename,
+                });
               } else {
                 message.warning({
                   content: `${resV.msg}`,
@@ -484,6 +490,26 @@ function fnDownPCAP(row?: Record<string, any>) {
               });
             }
           });
+
+          // 分批下载函数，每批3个，间隔300ms
+          const batchDownload = async (results: successType) => {
+            const batchSize = 3;
+            const delay = 3_000; // 毫秒
+
+            for (let i = 0; i < results.length; i += batchSize) {
+              const batch = results.slice(i, i + batchSize);
+
+              // 处理当前批次
+              batch.forEach(item => {
+                saveAs(item.data, item.filename);
+              });
+
+              await new Promise(resolve => setTimeout(() => resolve(true), delay));
+            }
+          };
+
+          // 开始分批下载
+          batchDownload(successResults);
         })
         .finally(() => {
           hide();