Merge remote-tracking branch 'origin/feature/kingdee-attachment-sync' into feature/bfi-api-rate

# Conflicts:
#	src/api/payment/invoiceApplication.js
#	src/api/payment/invoiceReceipt.js
#	src/api/payment/paymentApplication.js
#	src/api/settlement/formalSettlement.js
#	src/views/payment/invoice-application.vue
#	src/views/payment/invoice-receipt.vue
#	src/views/payment/payment-application-form.vue
#	src/views/payment/payment-application.vue
#	src/views/settlement/formal-settlement.vue

src/components/kingdee-invoice-pool-dialog/main.vue

@@ -104,6 +104,24 @@
           <el-tag v-else type="info" size="small">未登记</el-tag>
         </template>
       </el-table-column>
+      <el-table-column label="附件" width="120" fixed="right" align="center">
+        <template #default="{ row }">
+          <el-link
+            type="primary"
+            :underline="false"
+            :disabled="attachmentBusy === row.invoiceNo"
+            @click.stop="viewAttachment(row)"
+            >查看</el-link
+          >
+          <el-link
+            type="primary"
+            :underline="false"
+            :disabled="attachmentBusy === row.invoiceNo"
+            @click.stop="downloadAttachment(row)"
+            >下载</el-link
+          >
+        </template>
+      </el-table-column>
       <el-table-column v-if="!multiple" label="操作" width="90" fixed="right" align="center">
         <template #default="{ row }">
           <el-link type="primary" @click.stop="confirmRows([row])">选择</el-link>
@@ -126,6 +144,12 @@
 </template>
 
 <script>
+import {
+  downloadKingdeeInvoiceFile,
+  isKingdeePathAttachment,
+  viewKingdeeInvoiceFile,
+} from '@/utils/kingdee-attachment';
+
 export default {
   name: 'KingdeeInvoicePoolDialog',
   props: {
@@ -156,6 +180,8 @@ export default {
       pendingCursor: null,
       // 已浏览页缓存：上一页直接回显不再请求（0 远程调用）
       pageCache: {},
+      // 正在查看/下载附件的发票号（行级 loading 守卫）
+      attachmentBusy: null,
       query: this.emptyQuery(),
     };
   },
@@ -184,6 +210,50 @@ export default {
     rowKey(row) {
       return row.invoiceNo || row.id;
     },
+    // 票池行附件字段为复数 attachmentsJson，行内首项即发票文件（{source,path,name}）
+    rowAttachment(row = {}) {
+      const value = row.attachmentsJson;
+      if (!value) return null;
+      let parsed = value;
+      if (typeof value === 'string') {
+        try {
+          parsed = JSON.parse(value);
+        } catch {
+          return null;
+        }
+      }
+      return Array.isArray(parsed) ? parsed[0] || null : parsed || null;
+    },
+    attachmentName(row) {
+      const attachment = this.rowAttachment(row);
+      return attachment?.name || `${row.invoiceNo || '发票'}.pdf`;
+    },
+    async viewAttachment(row) {
+      const attachment = this.rowAttachment(row);
+      if (!isKingdeePathAttachment(attachment)) {
+        this.$message.warning('当前发票暂无可查看附件');
+        return;
+      }
+      this.attachmentBusy = row.invoiceNo;
+      try {
+        await viewKingdeeInvoiceFile(row.invoiceNo, this.attachmentName(row));
+      } finally {
+        this.attachmentBusy = null;
+      }
+    },
+    async downloadAttachment(row) {
+      const attachment = this.rowAttachment(row);
+      if (!isKingdeePathAttachment(attachment)) {
+        this.$message.warning('当前发票暂无可下载附件');
+        return;
+      }
+      this.attachmentBusy = row.invoiceNo;
+      try {
+        await downloadKingdeeInvoiceFile(row.invoiceNo, this.attachmentName(row));
+      } finally {
+        this.attachmentBusy = null;
+      }
+    },
     handleOpen() {
       this.query = this.emptyQuery();
       this.query.invoiceNo = this.initialInvoiceNo || '';