feat(platform): surface overview consistency

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

@@ -276,6 +276,9 @@ func TestHandlerVehicleServiceOverviewEndpoint(t *testing.T) {
 	if body.Data.ServiceStatus == nil || body.Data.ServiceStatus.Status != "degraded" || body.Data.ServiceStatus.Title != "部分来源离线" {
 		t.Fatalf("overview endpoint should expose canonical service status, got %+v", body.Data.ServiceStatus)
 	}
+	if body.Data.SourceConsistency == nil || body.Data.SourceConsistency.SourceCount != 2 || body.Data.SourceConsistency.OnlineSourceCount != 1 {
+		t.Fatalf("overview endpoint should expose source consistency, got %+v", body.Data.SourceConsistency)
+	}
 	if strings.Contains(rec.Body.String(), `"raw"`) || strings.Contains(rec.Body.String(), `"history"`) {
 		t.Fatalf("overview endpoint should not return heavy detail pages: %s", rec.Body.String())
 	}
@@ -330,6 +333,9 @@ func TestHandlerVehicleServiceOverviewsEndpoint(t *testing.T) {
 	if body.Data.Items[0].ServiceStatus == nil || body.Data.Items[1].ServiceStatus == nil {
 		t.Fatalf("batch overview should include canonical status for every vehicle, got %+v", body.Data.Items)
 	}
+	if body.Data.Items[0].SourceConsistency == nil || body.Data.Items[0].SourceConsistency.SourceCount != 2 {
+		t.Fatalf("batch overview should include source consistency, got %+v", body.Data.Items[0].SourceConsistency)
+	}
 	if strings.Contains(rec.Body.String(), `"raw"`) || strings.Contains(rec.Body.String(), `"history"`) {
 		t.Fatalf("batch overview should not return heavy detail pages: %s", rec.Body.String())
 	}

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

@@ -129,6 +129,7 @@ type VehicleServiceOverview struct {
 	MileageCount      int                       `json:"mileageCount"`
 	QualityIssueCount int                       `json:"qualityIssueCount"`
 	ServiceStatus     *VehicleServiceStatus     `json:"serviceStatus,omitempty"`
+	SourceConsistency *VehicleSourceConsistency `json:"sourceConsistency,omitempty"`
 }
 
 type VehicleServiceSummary struct {

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

@@ -332,8 +332,7 @@ func (s *ProductionStore) VehicleServiceOverviews(ctx context.Context, query Veh
 			overview.PrimaryProtocol = overview.Protocols[0]
 		}
 		overview.RealtimeCount = overview.SourceCount
-		overview.CoverageStatus = coverageStatus(overview.SourceCount, overview.OnlineSourceCount)
+		applyVehicleServiceOverviewDerivedFields(&overview, strings.TrimSpace(overview.VIN) != "")
-		overview.ServiceStatus = buildVehicleServiceStatus(strings.TrimSpace(overview.VIN) != "", statusesForOverview(&overview))
 		overviews = append(overviews, overview)
 		current := &overviews[len(overviews)-1]
 		for _, key := range []string{overview.VIN, overview.Plate, overview.Phone} {

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

@@ -40,3 +40,24 @@ func TestVehicleServiceOverviewMatchesPartialKeyword(t *testing.T) {
 		t.Fatalf("overview %+v should not match unrelated keyword", overview)
 	}
 }
+
+func TestVehicleServiceOverviewDerivedFieldsIncludeSourceConsistency(t *testing.T) {
+	overview := &VehicleServiceOverview{
+		VIN:               "LB9A32A24R0LS1426",
+		Protocols:         []string{"GB32960", "JT808"},
+		SourceCount:       2,
+		OnlineSourceCount: 1,
+	}
+
+	applyVehicleServiceOverviewDerivedFields(overview, true)
+
+	if overview.SourceConsistency == nil {
+		t.Fatalf("overview should include source consistency")
+	}
+	if overview.SourceConsistency.SourceCount != 2 || overview.SourceConsistency.OnlineSourceCount != 1 {
+		t.Fatalf("source consistency should mirror overview source coverage, got %+v", overview.SourceConsistency)
+	}
+	if overview.ServiceStatus == nil || overview.ServiceStatus.Status != "degraded" {
+		t.Fatalf("overview should keep canonical service status, got %+v", overview.ServiceStatus)
+	}
+}

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

@@ -462,10 +462,23 @@ func buildVehicleServiceOverview(vin string, lookupKey string, resolution *Vehic
 	if !resolved && resolution != nil {
 		resolved = resolution.Resolved
 	}
-	overview.ServiceStatus = buildVehicleServiceStatus(resolved, statusesForOverview(overview))
+	applyVehicleServiceOverviewDerivedFields(overview, resolved)
 	return overview
 }
 
+func applyVehicleServiceOverviewDerivedFields(overview *VehicleServiceOverview, resolved bool) {
+	if overview == nil {
+		return
+	}
+	overview.CoverageStatus = coverageStatus(overview.SourceCount, overview.OnlineSourceCount)
+	overview.ServiceStatus = buildVehicleServiceStatus(resolved, statusesForOverview(overview))
+	overview.SourceConsistency = &VehicleSourceConsistency{
+		SourceCount:       overview.SourceCount,
+		OnlineSourceCount: overview.OnlineSourceCount,
+		Scope:             "all_sources",
+	}
+}
+
 func statusesForOverview(overview *VehicleServiceOverview) []VehicleSourceStatus {
 	statuses := make([]VehicleSourceStatus, 0, overview.SourceCount)
 	for index, protocol := range overview.Protocols {

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

@@ -1,7 +1,7 @@
 import { useCallback, useEffect, useState } from 'react';
 import { Toast } from '@douyinfe/semi-ui';
 import { api } from './api/client';
-import type { VehicleServiceOverview, VehicleServiceStatus } from './api/types';
+import type { VehicleSourceConsistency, VehicleServiceOverview, VehicleServiceStatus } from './api/types';
 import { buildAppHash, parseAppHash } from './domain/appRoute';
 import { AppShell, type PageKey } from './layout/AppShell';
 import { Dashboard } from './pages/Dashboard';
@@ -23,6 +23,7 @@ export default function App() {
   const [linkIssueCount, setLinkIssueCount] = useState<number | null>(null);
   const [currentVehicleStatus, setCurrentVehicleStatus] = useState<VehicleServiceStatus | undefined>();
   const [currentVehicleLabel, setCurrentVehicleLabel] = useState('');
+  const [currentVehicleConsistency, setCurrentVehicleConsistency] = useState<VehicleSourceConsistency | undefined>();
 
   const loadVehicleContext = useCallback(async (keyword: string) => {
     const lookupKey = keyword.trim();
@@ -34,6 +35,7 @@ export default function App() {
     const resolved = Boolean(overview.vin);
     setCurrentVehicleStatus(overview.serviceStatus ?? serviceStatusFromOverview(overview));
     setCurrentVehicleLabel(resolved ? [overview.plate, overview.vin || nextKey].filter(Boolean).join(' / ') : lookupKey);
+    setCurrentVehicleConsistency(overview.sourceConsistency);
     return { resolved, nextKey, overview };
   }, []);
 
@@ -190,7 +192,7 @@ export default function App() {
   };
 
   return (
-    <AppShell activePage={activePage} linkIssueCount={linkIssueCount} currentVehicleStatus={currentVehicleStatus} currentVehicleLabel={currentVehicleLabel} onChange={navigatePage} onVehicleSearch={openVehicle}>
+    <AppShell activePage={activePage} linkIssueCount={linkIssueCount} currentVehicleStatus={currentVehicleStatus} currentVehicleLabel={currentVehicleLabel} currentVehicleConsistency={currentVehicleConsistency} onChange={navigatePage} onVehicleSearch={openVehicle}>
       {pages[activePage]}
     </AppShell>
   );

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

@@ -126,6 +126,7 @@ export interface VehicleServiceOverview {
   mileageCount: number;
   qualityIssueCount: number;
   serviceStatus?: VehicleServiceStatus;
+  sourceConsistency?: VehicleSourceConsistency;
 }
 
 export interface VehicleServiceSummary {

vehicle-data-platform/apps/web/src/layout/AppShell.tsx

@@ -11,7 +11,7 @@ import {
 } from '@douyinfe/semi-icons';
 import type { ReactNode } from 'react';
 import { useState } from 'react';
-import type { VehicleServiceStatus } from '../api/types';
+import type { VehicleSourceConsistency, VehicleServiceStatus } from '../api/types';
 
 export type PageKey = 'dashboard' | 'vehicles' | 'realtime' | 'detail' | 'history' | 'mileage' | 'quality';
 
@@ -37,6 +37,7 @@ export function AppShell({
   linkIssueCount,
   currentVehicleStatus,
   currentVehicleLabel,
+  currentVehicleConsistency,
   onChange,
   onVehicleSearch,
   children
@@ -45,6 +46,7 @@ export function AppShell({
   linkIssueCount: number | null;
   currentVehicleStatus?: VehicleServiceStatus;
   currentVehicleLabel?: string;
+  currentVehicleConsistency?: VehicleSourceConsistency;
   onChange: (page: PageKey) => void;
   onVehicleSearch: (keyword: string) => void | Promise<void>;
   children: ReactNode;
@@ -97,6 +99,11 @@ export function AppShell({
                   当前车辆：{currentVehicleStatus.title}
                 </Tag>
               ) : null}
+              {currentVehicleConsistency ? (
+                <Tag color={currentVehicleConsistency.onlineSourceCount === currentVehicleConsistency.sourceCount ? 'green' : 'orange'}>
+                  一致性：{currentVehicleConsistency.onlineSourceCount}/{currentVehicleConsistency.sourceCount} 来源
+                </Tag>
+              ) : null}
               <Tag color="blue">生产环境</Tag>
               <Tag color="grey">多源接入 / 一个车辆服务</Tag>
               <Button size="small" className={linkHealthClassName(linkIssueCount)} onClick={() => onChange('quality')}>

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

@@ -379,6 +379,14 @@ test('shows resolved vehicle service status after topbar search', async () => {
               detail: '后端统一车辆服务状态',
               sourceCount: 2,
               onlineSourceCount: 1
+            },
+            sourceConsistency: {
+              sourceCount: 2,
+              onlineSourceCount: 1,
+              locatedSourceCount: 2,
+              mileageDeltaKm: 0,
+              sourceTimeDeltaSeconds: 0,
+              scope: 'all_sources'
             }
           },
           traceId: 'trace-test',
@@ -424,6 +432,7 @@ test('shows resolved vehicle service status after topbar search', async () => {
 
   expect(await screen.findByText('当前车辆：后端判定部分离线')).toBeInTheDocument();
   expect(screen.getByText('粤AG18312 / LB9A32A24R0LS1426')).toBeInTheDocument();
+  expect(screen.getByText('一致性：1/2 来源')).toBeInTheDocument();
   expect(fetchMock).toHaveBeenCalledWith(expect.stringContaining('/api/vehicle-service/overview?keyword=%E7%B2%A4AG18312'), undefined);
   expect(fetchMock).not.toHaveBeenCalledWith(expect.stringContaining('/api/vehicles/resolve'), undefined);
 });