feat(platform): expose realtime service status

vehicle-data-platform/apps/api/internal/platform/handler_test.go

@@ -276,6 +276,33 @@ func TestHandlerVehicleRealtime(t *testing.T) {
 			t.Fatalf("response missing %q: %s", want, rec.Body.String())
 		}
 	}
+	var body struct {
+		Data struct {
+			Items []VehicleRealtimeRow `json:"items"`
+		} `json:"data"`
+	}
+	if err := json.Unmarshal(rec.Body.Bytes(), &body); err != nil {
+		t.Fatalf("response JSON should decode: %v body=%s", err, rec.Body.String())
+	}
+	if len(body.Data.Items) == 0 || body.Data.Items[0].ServiceStatus == nil {
+		t.Fatalf("realtime vehicle row should include canonical serviceStatus: %s", rec.Body.String())
+	}
+}
+
+func TestHandlerVehicleRealtimeFiltersServiceStatus(t *testing.T) {
+	handler := NewHandler(NewService(NewMockStore()))
+	rec := httptest.NewRecorder()
+	req := httptest.NewRequest(http.MethodGet, "/api/realtime/vehicles?serviceStatus=degraded&limit=10", nil)
+	handler.ServeHTTP(rec, req)
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status = %d body=%s", rec.Code, rec.Body.String())
+	}
+	if !strings.Contains(rec.Body.String(), "LB9A32A24R0LS1426") {
+		t.Fatalf("degraded realtime should include partially online vehicle: %s", rec.Body.String())
+	}
+	if strings.Contains(rec.Body.String(), "LNXNEGRR7SR318212") {
+		t.Fatalf("degraded realtime should exclude healthy single-source vehicle: %s", rec.Body.String())
+	}
 }
 
 func TestHandlerVehicleRealtimeAcceptsKeyword(t *testing.T) {

vehicle-data-platform/apps/api/internal/platform/mock_store.go

@@ -124,8 +124,12 @@ func (m *MockStore) VehicleRealtime(_ context.Context, query url.Values) (Page[V
 				Plate:         firstNonEmpty(location.Plate, vehicle.Plate),
 				Phone:         vehicle.Phone,
 				OEM:           vehicle.OEM,
+				BindingStatus: "unbound",
 				LastSeen:      location.LastSeen,
 			}
+			if vehicle.VIN != "" {
+				current.BindingStatus = "bound"
+			}
 			byVIN[location.VIN] = current
 		}
 		if !containsString(current.Protocols, location.Protocol) {
@@ -149,6 +153,7 @@ func (m *MockStore) VehicleRealtime(_ context.Context, query url.Values) (Page[V
 	items := make([]VehicleRealtimeRow, 0, len(byVIN))
 	for _, row := range byVIN {
 		sort.Strings(row.Protocols)
+		row.ServiceStatus = buildRealtimeServiceStatus(*row)
 		switch strings.TrimSpace(query.Get("online")) {
 		case "online":
 			if !row.Online {
@@ -159,6 +164,9 @@ func (m *MockStore) VehicleRealtime(_ context.Context, query url.Values) (Page[V
 				continue
 			}
 		}
+		if !keepServiceStatus(row.ServiceStatus, query.Get("serviceStatus")) {
+			continue
+		}
 		items = append(items, *row)
 	}
 	sort.Slice(items, func(i, j int) bool {
@@ -442,15 +450,19 @@ func keepCoverageRow(row VehicleCoverageRow, query url.Values) bool {
 			return false
 		}
 	}
-	switch strings.TrimSpace(query.Get("serviceStatus")) {
+	return keepServiceStatus(row.ServiceStatus, query.Get("serviceStatus"))
+}
+
+func keepServiceStatus(status *VehicleServiceStatus, raw string) bool {
+	switch strings.TrimSpace(raw) {
 	case "identity_required":
-		return row.BindingStatus != "bound"
+		return status != nil && status.Status == "identity_required"
 	case "offline":
-		return row.BindingStatus == "bound" && row.SourceCount > 0 && row.OnlineSourceCount == 0
+		return status != nil && status.Status == "offline"
 	case "degraded":
-		return row.BindingStatus == "bound" && row.SourceCount > 0 && row.OnlineSourceCount > 0 && row.OnlineSourceCount < row.SourceCount
+		return status != nil && status.Status == "degraded"
 	case "healthy":
-		return row.BindingStatus == "bound" && row.SourceCount > 0 && row.OnlineSourceCount == row.SourceCount
+		return status != nil && status.Status == "healthy"
 	default:
 		return true
 	}

vehicle-data-platform/apps/api/internal/platform/model.go

@@ -131,6 +131,8 @@ type VehicleRealtimeRow struct {
 	SourceCount       int                   `json:"sourceCount"`
 	OnlineSourceCount int                   `json:"onlineSourceCount"`
 	Online            bool                  `json:"online"`
+	BindingStatus     string                `json:"bindingStatus"`
+	ServiceStatus     *VehicleServiceStatus `json:"serviceStatus,omitempty"`
 	PrimaryProtocol   string                `json:"primaryProtocol"`
 	Longitude         float64               `json:"longitude"`
 	Latitude          float64               `json:"latitude"`

vehicle-data-platform/apps/api/internal/platform/mysql_queries.go

@@ -174,6 +174,29 @@ func buildVehicleRealtimeSQL(query url.Values) SQLQuery {
 	case "offline":
 		having = append(having, "COUNT(DISTINCT CASE WHEN l.updated_at >= DATE_SUB(NOW(), INTERVAL 1 MINUTE) THEN l.protocol END) = 0")
 	}
+	switch strings.TrimSpace(query.Get("serviceStatus")) {
+	case "healthy":
+		having = append(having,
+			"MAX(CASE WHEN b.vin IS NOT NULL THEN 1 ELSE 0 END) = 1",
+			"COUNT(DISTINCT l.protocol) > 0",
+			"COUNT(DISTINCT CASE WHEN l.updated_at >= DATE_SUB(NOW(), INTERVAL 1 MINUTE) THEN l.protocol END) = COUNT(DISTINCT l.protocol)",
+		)
+	case "degraded":
+		having = append(having,
+			"MAX(CASE WHEN b.vin IS NOT NULL THEN 1 ELSE 0 END) = 1",
+			"COUNT(DISTINCT l.protocol) > 0",
+			"COUNT(DISTINCT CASE WHEN l.updated_at >= DATE_SUB(NOW(), INTERVAL 1 MINUTE) THEN l.protocol END) > 0",
+			"COUNT(DISTINCT CASE WHEN l.updated_at >= DATE_SUB(NOW(), INTERVAL 1 MINUTE) THEN l.protocol END) < COUNT(DISTINCT l.protocol)",
+		)
+	case "offline":
+		having = append(having,
+			"MAX(CASE WHEN b.vin IS NOT NULL THEN 1 ELSE 0 END) = 1",
+			"COUNT(DISTINCT l.protocol) > 0",
+			"COUNT(DISTINCT CASE WHEN l.updated_at >= DATE_SUB(NOW(), INTERVAL 1 MINUTE) THEN l.protocol END) = 0",
+		)
+	case "identity_required":
+		having = append(having, "MAX(CASE WHEN b.vin IS NOT NULL THEN 1 ELSE 0 END) = 0")
+	}
 	countArgs := append([]any(nil), args...)
 	args = append(args, limit, offset)
 	havingSQL := ""
@@ -194,6 +217,7 @@ func buildVehicleRealtimeSQL(query url.Values) SQLQuery {
 			`COUNT(DISTINCT l.protocol) AS source_count, ` +
 			`COUNT(DISTINCT CASE WHEN l.updated_at >= DATE_SUB(NOW(), INTERVAL 1 MINUTE) THEN l.protocol END) AS online_source_count, ` +
 			`CASE WHEN COUNT(DISTINCT CASE WHEN l.updated_at >= DATE_SUB(NOW(), INTERVAL 1 MINUTE) THEN l.protocol END) > 0 THEN 1 ELSE 0 END AS online, ` +
+			`CASE WHEN MAX(CASE WHEN b.vin IS NOT NULL THEN 1 ELSE 0 END) = 1 THEN 'bound' ELSE 'unbound' END AS binding_status, ` +
 			`COALESCE(SUBSTRING_INDEX(GROUP_CONCAT(l.protocol ORDER BY ` + orderExpr + `), ',', 1), '') AS primary_protocol, ` +
 			`COALESCE(SUBSTRING_INDEX(GROUP_CONCAT(CAST(l.longitude AS CHAR) ORDER BY ` + orderExpr + `), ',', 1), '') AS longitude, ` +
 			`COALESCE(SUBSTRING_INDEX(GROUP_CONCAT(CAST(l.latitude AS CHAR) ORDER BY ` + orderExpr + `), ',', 1), '') AS latitude, ` +

vehicle-data-platform/apps/api/internal/platform/production_store.go

@@ -193,11 +193,12 @@ func (s *ProductionStore) VehicleRealtime(ctx context.Context, query url.Values)
 		var protocols string
 		var online int
 		var longitude, latitude, speed, soc, mileage string
-		if err := rows.Scan(&row.VIN, &row.Plate, &row.Phone, &row.OEM, &protocols, &row.SourceCount, &row.OnlineSourceCount, &online, &row.PrimaryProtocol, &longitude, &latitude, &speed, &soc, &mileage, &row.LastSeen); err != nil {
+		if err := rows.Scan(&row.VIN, &row.Plate, &row.Phone, &row.OEM, &protocols, &row.SourceCount, &row.OnlineSourceCount, &online, &row.BindingStatus, &row.PrimaryProtocol, &longitude, &latitude, &speed, &soc, &mileage, &row.LastSeen); err != nil {
 			return Page[VehicleRealtimeRow]{}, err
 		}
 		row.Protocols = splitCSV(protocols)
 		row.Online = online == 1
+		row.ServiceStatus = buildRealtimeServiceStatus(row)
 		row.Longitude = parseFloatString(longitude)
 		row.Latitude = parseFloatString(latitude)
 		row.SpeedKmh = parseFloatString(speed)

vehicle-data-platform/apps/api/internal/platform/query_builders_test.go

@@ -104,6 +104,24 @@ func TestBuildVehicleRealtimeSQL(t *testing.T) {
 	}
 }
 
+func TestBuildVehicleRealtimeSQLFiltersServiceStatus(t *testing.T) {
+	query := url.Values{"serviceStatus": {"degraded"}, "limit": {"8"}}
+	built := buildVehicleRealtimeSQL(query)
+	for _, want := range []string{
+		"HAVING",
+		"COUNT(DISTINCT l.protocol) > 0",
+		"COUNT(DISTINCT CASE WHEN l.updated_at >= DATE_SUB(NOW(), INTERVAL 1 MINUTE) THEN l.protocol END) > 0",
+		"COUNT(DISTINCT CASE WHEN l.updated_at >= DATE_SUB(NOW(), INTERVAL 1 MINUTE) THEN l.protocol END) < COUNT(DISTINCT l.protocol)",
+	} {
+		if !strings.Contains(built.Text, want) {
+			t.Fatalf("SQL missing realtime service status predicate %q: %s", want, built.Text)
+		}
+	}
+	if !strings.Contains(built.CountText, "vehicle_realtime_count") || !strings.Contains(built.CountText, "HAVING") {
+		t.Fatalf("count SQL should include realtime service status HAVING: %s", built.CountText)
+	}
+}
+
 func TestBuildDailyMileageSQL(t *testing.T) {
 	query := url.Values{"vin": {"VIN001"}, "protocol": {"JT808"}, "dateFrom": {"2026-07-01"}, "dateTo": {"2026-07-03"}}
 	built := buildDailyMileageSQL(query)

vehicle-data-platform/apps/api/internal/platform/service.go

@@ -529,6 +529,21 @@ func buildVehicleCoverageServiceStatus(row VehicleCoverageRow) *VehicleServiceSt
 	}
 }
 
+func buildRealtimeServiceStatus(row VehicleRealtimeRow) *VehicleServiceStatus {
+	return buildVehicleCoverageServiceStatus(VehicleCoverageRow{
+		VIN:               row.VIN,
+		Plate:             row.Plate,
+		Phone:             row.Phone,
+		OEM:               row.OEM,
+		Protocols:         row.Protocols,
+		SourceCount:       row.SourceCount,
+		OnlineSourceCount: row.OnlineSourceCount,
+		Online:            row.Online,
+		LastSeen:          row.LastSeen,
+		BindingStatus:     row.BindingStatus,
+	})
+}
+
 func sourceCoverageDetail(sourceCount int, onlineSourceCount int, suffix string) string {
 	return strconv.Itoa(onlineSourceCount) + "/" + strconv.Itoa(sourceCount) + " 个来源在线，" + suffix
 }

vehicle-data-platform/apps/web/src/api/types.ts

@@ -128,6 +128,8 @@ export interface VehicleRealtimeRow {
   sourceCount: number;
   onlineSourceCount: number;
   online: boolean;
+  bindingStatus: string;
+  serviceStatus?: VehicleServiceStatus;
   primaryProtocol: string;
   longitude: number;
   latitude: number;

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

@@ -11,6 +11,22 @@ function canOpenVehicle(vin?: string) {
   return Boolean(value && value !== 'unknown');
 }
 
+function vehicleServiceStatus(row: VehicleRealtimeRow) {
+  if (row.serviceStatus) {
+    return {
+      label: row.serviceStatus.title,
+      color: row.serviceStatus.severity === 'ok' ? 'green' as const : row.serviceStatus.severity === 'error' ? 'red' as const : 'orange' as const
+    };
+  }
+  if (row.onlineSourceCount <= 0) {
+    return { label: '车辆离线', color: 'red' as const };
+  }
+  if (row.onlineSourceCount < row.sourceCount) {
+    return { label: '部分来源离线', color: 'orange' as const };
+  }
+  return { label: '服务正常', color: 'green' as const };
+}
+
 export function Realtime({ onOpenVehicle }: { onOpenVehicle: (vin: string, protocol?: string) => void }) {
   const [rows, setRows] = useState<VehicleRealtimeRow[]>([]);
   const [loading, setLoading] = useState(true);
@@ -23,6 +39,7 @@ export function Realtime({ onOpenVehicle }: { onOpenVehicle: (vin: string, proto
     if (values?.keyword) params.set('keyword', values.keyword);
     if (values?.protocol) params.set('protocol', values.protocol);
     if (values?.online) params.set('online', values.online);
+    if (values?.serviceStatus) params.set('serviceStatus', values.serviceStatus);
     api.vehicleRealtime(params)
       .then((nextPage) => {
         setRows(nextPage.items);
@@ -55,6 +72,12 @@ export function Realtime({ onOpenVehicle }: { onOpenVehicle: (vin: string, proto
             <Select.Option value="online">在线</Select.Option>
             <Select.Option value="offline">离线</Select.Option>
           </Form.Select>
+          <Form.Select field="serviceStatus" label="服务状态" placeholder="全部" style={{ width: 150 }}>
+            <Select.Option value="healthy">服务正常</Select.Option>
+            <Select.Option value="degraded">部分来源离线</Select.Option>
+            <Select.Option value="offline">车辆离线</Select.Option>
+            <Select.Option value="identity_required">身份未绑定</Select.Option>
+          </Form.Select>
           <Space>
             <Button htmlType="submit" theme="solid" type="primary">查询</Button>
             <Button onClick={() => {
@@ -95,6 +118,14 @@ export function Realtime({ onOpenVehicle }: { onOpenVehicle: (vin: string, proto
                     )
                   },
                   { title: '覆盖', width: 90, render: (_: unknown, row: VehicleRealtimeRow) => `${row.onlineSourceCount}/${row.sourceCount}` },
+                  {
+                    title: '车辆服务状态',
+                    width: 130,
+                    render: (_: unknown, row: VehicleRealtimeRow) => {
+                      const status = vehicleServiceStatus(row);
+                      return <Tag color={status.color}>{status.label}</Tag>;
+                    }
+                  },
                   { title: '在线', width: 90, render: (_: unknown, row: VehicleRealtimeRow) => <StatusTag status={row.online ? 'ok' : 'offline'} /> },
                   { title: '速度 km/h', dataIndex: 'speedKmh' },
                   { title: 'SOC %', dataIndex: 'socPercent' },

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

@@ -288,6 +288,66 @@ test('keeps primary protocol when opening vehicle service from realtime vehicles
   });
 });
 
+test('shows canonical service status in realtime vehicles', async () => {
+  window.history.replaceState(null, '', '/#/realtime');
+  vi.spyOn(globalThis, 'fetch').mockImplementation(async (input) => {
+    const path = String(input);
+    if (path.includes('/api/realtime/vehicles')) {
+      return {
+        ok: true,
+        json: async () => ({
+          data: {
+            items: [{
+              vin: 'VIN-RT-DEGRADED',
+              plate: '粤ART001',
+              phone: '',
+              oem: 'G7s',
+              protocols: ['GB32960'],
+              sourceCount: 1,
+              onlineSourceCount: 1,
+              online: true,
+              primaryProtocol: 'GB32960',
+              longitude: 113.2,
+              latitude: 23.1,
+              speedKmh: 30,
+              socPercent: 78,
+              totalMileageKm: 119925,
+              lastSeen: '2026-07-03 20:12:10',
+              bindingStatus: 'bound',
+              serviceStatus: {
+                status: 'degraded',
+                severity: 'warning',
+                title: '部分来源离线',
+                detail: '由实时车辆 API 统一判定',
+                sourceCount: 2,
+                onlineSourceCount: 1
+              }
+            }],
+            total: 1,
+            limit: 50,
+            offset: 0
+          },
+          traceId: 'trace-test',
+          timestamp: 1783094400000
+        })
+      } as Response;
+    }
+    return {
+      ok: true,
+      json: async () => ({
+        data: { items: [], total: 0, limit: 10, offset: 0 },
+        traceId: 'trace-test',
+        timestamp: 1783094400000
+      })
+    } as Response;
+  });
+
+  render(<App />);
+
+  expect(await screen.findByText('VIN-RT-DEGRADED')).toBeInTheDocument();
+  expect(screen.getByText('部分来源离线')).toBeInTheDocument();
+});
+
 test('shows vehicle service status in vehicle list', async () => {
   window.history.replaceState(null, '', '/#/vehicles');
   vi.spyOn(globalThis, 'fetch').mockImplementation(async (input) => {

vehicle-data-platform/docs/api-contract.md

@@ -60,10 +60,10 @@ Returns one vehicle service view with identity, realtime summary, source coverag
 ### Realtime Vehicles
 
 ```http
-GET /api/realtime/vehicles?keyword=粤AG18312&protocol=JT808&online=online&limit=50&offset=0
+GET /api/realtime/vehicles?keyword=粤AG18312&protocol=JT808&online=online&serviceStatus=degraded&limit=50&offset=0
 ```
 
-Returns VIN-level realtime rows. Protocol is a source filter, not a product boundary.
+Returns VIN-level realtime rows with canonical vehicle-level `serviceStatus`. Protocol is a source filter, not a product boundary.
 
 ### Vehicle Coverage