feat(platform): export vehicle coverage results

vehicle-data-platform/apps/web/src/pages/Vehicles.tsx

@@ -7,6 +7,7 @@ import { DataEmpty } from '../components/DataEmpty';
 import { PageHeader } from '../components/PageHeader';
 import { SourceStatusTags } from '../components/SourceStatusTags';
 import { StatusTag } from '../components/StatusTag';
+import { buildCsv, downloadCsv, type CsvColumn } from '../domain/csvExport';
 import { summarizeVehicleService } from '../domain/vehicleService';
 
 function vehicleServiceStatus(row: VehicleCoverageRow) {
@@ -90,6 +91,30 @@ function sourceDiagnosisText(row: VehicleCoverageRow) {
   return parts.join('，');
 }
 
+const vehicleExportColumns: CsvColumn<VehicleCoverageRow>[] = [
+  { title: 'VIN', value: (row) => row.vin },
+  { title: '车牌', value: (row) => row.plate },
+  { title: '手机号', value: (row) => row.phone },
+  { title: 'OEM', value: (row) => row.oem },
+  { title: '来源', value: (row) => row.protocols?.join('|') },
+  { title: '缺失来源', value: (row) => row.missingProtocols?.join('|') },
+  { title: '来源覆盖', value: (row) => sourceEvidenceText(row) },
+  { title: '服务状态', value: (row) => vehicleServiceStatus(row).label },
+  { title: '诊断摘要', value: (row) => sourceDiagnosisText(row) },
+  { title: '档案完整度', value: (row) => vehicleArchiveCompleteness(row).label },
+  { title: '档案缺项', value: (row) => vehicleArchiveMissingLabels(row).join('|') },
+  { title: '在线', value: (row) => row.online ? '在线' : '离线' },
+  { title: '最后在线', value: (row) => row.lastSeen },
+  { title: '绑定状态', value: (row) => row.bindingStatus },
+  { title: '来源一致性', value: (row) => row.sourceConsistency?.title ?? '' }
+];
+
+function exportFileName(filters: Record<string, string>) {
+  const keyword = filters.keyword?.trim() || 'all';
+  const protocol = filters.protocol?.trim() || 'all-source';
+  return `vehicle-coverage-${keyword}-${protocol}.csv`;
+}
+
 type VehicleActionRecommendation = {
   label: string;
   color: 'green' | 'orange' | 'red';
@@ -293,6 +318,14 @@ export function Vehicles({
     onFiltersChange?.(nextFilters);
     load(nextFilters, 1, pagination.pageSize);
   };
+  const exportVehicles = () => {
+    if (rows.length === 0) {
+      Toast.warning('当前没有可导出的车辆结果');
+      return;
+    }
+    downloadCsv(exportFileName(filters), buildCsv(vehicleExportColumns, rows));
+    Toast.success(`已导出 ${rows.length} 条车辆结果`);
+  };
 
   useEffect(() => {
     setFilters(initialFilters);
@@ -493,20 +526,29 @@ export function Vehicles({
         {rows.length === 0 && !loading ? (
           <DataEmpty />
         ) : (
-          <Table
-            loading={loading}
-            rowKey="vin"
-            dataSource={rows}
-            columns={columns}
-            pagination={{
-              currentPage: pagination.currentPage,
-              pageSize: pagination.pageSize,
-              total: pagination.total,
-              showSizeChanger: true,
-              onPageChange: (page) => load(filters, page, pagination.pageSize),
-              onPageSizeChange: (pageSize) => load(filters, 1, pageSize)
-            }}
-          />
+          <>
+            <div className="vp-table-toolbar">
+              <Space wrap>
+                <Tag color="blue">当前页 {rows.length.toLocaleString()} 辆</Tag>
+                <Tag color="grey">总计 {pagination.total.toLocaleString()} 辆</Tag>
+                <Button size="small" onClick={exportVehicles}>导出车辆当前页 CSV</Button>
+              </Space>
+            </div>
+            <Table
+              loading={loading}
+              rowKey="vin"
+              dataSource={rows}
+              columns={columns}
+              pagination={{
+                currentPage: pagination.currentPage,
+                pageSize: pagination.pageSize,
+                total: pagination.total,
+                showSizeChanger: true,
+                onPageChange: (page) => load(filters, page, pagination.pageSize),
+                onPageSizeChange: (pageSize) => load(filters, 1, pageSize)
+              }}
+            />
+          </>
         )}
       </Card>
     </div>

vehicle-data-platform/apps/web/src/test/App.test.tsx

@@ -711,6 +711,93 @@ test('shows vehicle service result summary on vehicle list filters', async () =>
   expect(screen.getByText('补齐 YUTONG_MQTT 来源')).toBeInTheDocument();
 });
 
+test('exports current vehicle coverage page as csv', async () => {
+  window.history.replaceState(null, '', '/#/vehicles?missingProtocol=YUTONG_MQTT');
+  const createObjectURL = vi.spyOn(URL, 'createObjectURL').mockReturnValue('blob:vehicle-coverage');
+  const revokeObjectURL = vi.spyOn(URL, 'revokeObjectURL').mockImplementation(() => undefined);
+  vi.spyOn(HTMLAnchorElement.prototype, 'click').mockImplementation(() => undefined);
+  vi.spyOn(globalThis, 'fetch').mockImplementation(async (input) => {
+    const path = String(input);
+    if (path.includes('/api/ops/health')) {
+      return {
+        ok: true,
+        json: async () => ({
+          data: { linkHealth: [], kafkaLag: 0, activeConnections: 0, capacityFindings: [], redisOnlineKeys: 0, tdengineWritable: true, mysqlWritable: true, runtime: { requestTimeoutMs: 5000 } },
+          traceId: 'trace-test',
+          timestamp: 1783094400000
+        })
+      } as Response;
+    }
+    if (path.includes('/api/vehicles/coverage/summary')) {
+      return {
+        ok: true,
+        json: async () => ({
+          data: {
+            totalVehicles: 1,
+            onlineVehicles: 1,
+            singleSourceVehicles: 1,
+            multiSourceVehicles: 0,
+            noDataVehicles: 0,
+            unboundVehicles: 0,
+            archiveIncompleteVehicles: 0,
+            archiveMissingFields: [],
+            missingSources: [{ protocol: 'YUTONG_MQTT', count: 1 }]
+          },
+          traceId: 'trace-test',
+          timestamp: 1783094400000
+        })
+      } as Response;
+    }
+    if (path.includes('/api/vehicles/coverage')) {
+      return {
+        ok: true,
+        json: async () => ({
+          data: {
+            items: [{
+              vin: 'VIN-EXPORT-VEHICLE',
+              plate: '粤A车辆导出',
+              phone: '13307795425',
+              oem: 'G7s',
+              protocols: ['JT808'],
+              missingProtocols: ['YUTONG_MQTT'],
+              sourceStatus: [{ protocol: 'JT808', online: true, lastSeen: '2026-07-03 20:12:10', hasRealtime: true, hasHistory: true, hasRaw: true, hasMileage: true }],
+              sourceCount: 1,
+              onlineSourceCount: 1,
+              online: true,
+              lastSeen: '2026-07-03 20:12:10',
+              bindingStatus: 'bound',
+              serviceStatus: { status: 'degraded', severity: 'warning', title: '来源不完整', detail: '缺少 YUTONG_MQTT', sourceCount: 1, onlineSourceCount: 1 },
+              sourceConsistency: { sourceCount: 1, onlineSourceCount: 1, locatedSourceCount: 1, missingProtocols: ['YUTONG_MQTT'], mileageDeltaKm: 0, sourceTimeDeltaSeconds: 0, scope: 'overview', status: 'degraded', severity: 'warning', title: '来源不完整', detail: '缺少 YUTONG_MQTT' }
+            }],
+            total: 1,
+            limit: 20,
+            offset: 0
+          },
+          traceId: 'trace-test',
+          timestamp: 1783094400000
+        })
+      } as Response;
+    }
+    return {
+      ok: true,
+      json: async () => ({
+        data: { items: [], total: 0, limit: 20, offset: 0 },
+        traceId: 'trace-test',
+        timestamp: 1783094400000
+      })
+    } as Response;
+  });
+
+  render(<App />);
+
+  expect(await screen.findByText('VIN-EXPORT-VEHICLE')).toBeInTheDocument();
+  expect(screen.getByText('当前页 1 辆')).toBeInTheDocument();
+  fireEvent.click(screen.getByRole('button', { name: '导出车辆当前页 CSV' }));
+
+  expect(createObjectURL).toHaveBeenCalled();
+  expect(revokeObjectURL).toHaveBeenCalledWith('blob:vehicle-coverage');
+});
+
 test('filters vehicle list from recommended action', async () => {
   window.history.replaceState(null, '', '/#/vehicles');
   const fetchMock = vi.spyOn(globalThis, 'fetch').mockImplementation(async (input) => {