feat: 文件归档功能改为弹窗显示文件列表

- 新增 FileArchiveDialog.vue 弹窗组件，显示项目所有文件
- 弹窗顶部增加下载按钮，点击可打包下载全部文件
- 修改 handleArchive 方法，改为打开弹窗而非直接下载
- 新增 listDownloadUrls API 获取文件列表

src/views/purchase/purchasingrequisition/index.vue

@@ -289,9 +289,12 @@
       <FlowCommentTimeline v-if="currFlowJob" :key="String(currFlowJob.flowInstId) + currFlowCommentType" :curr-job="currFlowJob" />
     </el-dialog>
 
-    <!-- 实施采购：iframe 嵌入 implement.vue，供列表与流程页面使用 -->
+<!-- 实施采购：iframe 嵌入 implement.vue，供列表与流程页面使用 -->
     <ImplementForm ref="implementFormRef" @refresh="getDataList" />
 
+    <!-- 文件归档弹窗 -->
+    <FileArchiveDialog ref="fileArchiveDialogRef" />
+
     <!-- 招标文件审核弹窗 -->
 <!--    <DocAuditDialog ref="docAuditDialogRef" @refresh="getDataList" />-->
 
@@ -345,7 +348,7 @@
 import { ref, reactive, defineAsyncComponent, onMounted, computed } from 'vue'
 import { useRouter } from 'vue-router'
 import { BasicTableProps, useTable } from "/@/hooks/table";
-import { getPage, delObj, submitObj, getArchiveDownloadUrl, getApplyTemplateDownloadUrl, getFileApplyTemplateDownloadUrl, getDeptMembers, saveRepresentor } from "/@/api/purchase/purchasingrequisition";
+import { getPage, delObj, submitObj, getApplyTemplateDownloadUrl, getFileApplyTemplateDownloadUrl, getDeptMembers, saveRepresentor, listDownloadUrls } from "/@/api/purchase/purchasingrequisition";
 import { useMessage, useMessageBox } from "/@/hooks/message";
 import { useAuth } from '/@/hooks/auth';
 import { getDicts } from '/@/api/admin/dict';
@@ -365,6 +368,7 @@ const ImplementForm = defineAsyncComponent(() => import('./implementForm.vue'));
 const ActionDropdown = defineAsyncComponent(() => import('/@/components/tools/action-dropdown.vue'));
 const PurchasingAcceptModal = defineAsyncComponent(() => import('./accept/PurchasingAcceptModal.vue'));
 const FlowCommentTimeline = defineAsyncComponent(() => import('/@/views/jsonflow/comment/timeline.vue'));
+const FileArchiveDialog = defineAsyncComponent(() => import('./FileArchiveDialog.vue'));
 // const DocAuditDialog = defineAsyncComponent(() => import('./docAudit/DocAuditDialog.vue'));
 
 // 字典数据和品目树数据
@@ -393,6 +397,7 @@ const currFlowJob = ref<{ id?: number; flowInstId?: number } | null>(null)
 const currFlowCommentType = ref<'apply' | 'file'>('apply')
 
 const implementFormRef = ref()
+const fileArchiveDialogRef = ref()
 
 /** 采购代表弹窗 */
 const representorDialogVisible = ref(false)
@@ -713,16 +718,14 @@ const handleDownloadFileApply = (row: any) => {
   other.downBlobFile(url, {}, fileName);
 };
 
-/** 文件归档：按文件类型打包下载该申请单下所有附件 */
+/** 文件归档：打开弹窗查看文件列表，支持打包下载 */
 const handleArchive = (row: any) => {
   const id = row?.id ?? row?.purchaseId;
   if (id == null || id === '') {
     useMessage().warning('无法获取申请单ID');
     return;
   }
-  const url = getArchiveDownloadUrl(id);
-  const fileName = `归档_${row?.purchaseNo || id}.zip`;
-  other.downBlobFile(url, {}, fileName);
+  fileArchiveDialogRef.value?.open(String(id), row?.purchaseNo);
 };
 
 // 获取字典数据和品目树数据