feat(dashboard): compose live summary data across features

kell_creations_apps/apps/kell_web/lib/dashboard/application/dashboard_controller.dart

@@ -0,0 +1,34 @@
+import 'package:flutter/foundation.dart';
+
+import '../domain/dashboard_summary.dart';
+import 'get_dashboard_summary.dart';
+
+/// Controller that manages the dashboard summary state.
+///
+/// Follows the same [ChangeNotifier] pattern used by other feature
+/// controllers (e.g. `OrdersController`).
+class DashboardController extends ChangeNotifier {
+  final GetDashboardSummary _getDashboardSummary;
+
+  DashboardController(this._getDashboardSummary);
+
+  bool isLoading = false;
+  DashboardSummary summary = DashboardSummary.empty;
+  Object? error;
+
+  /// Loads the aggregated dashboard summary from all repositories.
+  Future<void> load() async {
+    isLoading = true;
+    error = null;
+    notifyListeners();
+
+    try {
+      summary = await _getDashboardSummary();
+    } catch (e) {
+      error = e;
+    } finally {
+      isLoading = false;
+      notifyListeners();
+    }
+  }
+}

kell_creations_apps/apps/kell_web/lib/dashboard/application/get_dashboard_summary.dart

@@ -0,0 +1,36 @@
+import 'package:feature_inventory/feature_inventory.dart';
+import 'package:feature_orders/feature_orders.dart';
+import 'package:feature_wordpress/feature_wordpress.dart';
+
+import '../domain/dashboard_summary.dart';
+
+/// Use case: fetches data from all three repositories and returns an
+/// aggregated [DashboardSummary].
+///
+/// This lives in the app layer (not in a feature package) because it
+/// crosses feature boundaries.
+class GetDashboardSummary {
+  final InventoryRepository inventoryRepository;
+  final ProductPublishingRepository productPublishingRepository;
+  final OrdersRepository ordersRepository;
+
+  GetDashboardSummary({
+    required this.inventoryRepository,
+    required this.productPublishingRepository,
+    required this.ordersRepository,
+  });
+
+  Future<DashboardSummary> call() async {
+    final results = await Future.wait([
+      inventoryRepository.getInventoryItems(),
+      productPublishingRepository.getProductDrafts(),
+      ordersRepository.getOrders(),
+    ]);
+
+    return DashboardSummary.fromData(
+      inventoryItems: results[0] as List<InventoryItem>,
+      productDrafts: results[1] as List<ProductDraft>,
+      orders: results[2] as List<Order>,
+    );
+  }
+}

kell_creations_apps/apps/kell_web/lib/dashboard/domain/dashboard_summary.dart

@@ -0,0 +1,148 @@
+import 'package:feature_inventory/feature_inventory.dart';
+import 'package:feature_orders/feature_orders.dart';
+import 'package:feature_wordpress/feature_wordpress.dart';
+
+/// Aggregated summary data displayed on the dashboard.
+///
+/// This is an app-level value object that composes data from multiple
+/// feature-package repositories without leaking domain logic back into
+/// those packages.
+class DashboardSummary {
+  /// Total number of inventory items.
+  final int totalProducts;
+
+  /// Items with [InventoryStatus.inStock].
+  final int inStock;
+
+  /// Items with [InventoryStatus.lowStock].
+  final int lowStock;
+
+  /// Items with [InventoryStatus.outOfStock].
+  final int outOfStock;
+
+  /// Product drafts with [PublishStatus.draft].
+  final int draftProducts;
+
+  /// Total number of orders.
+  final int totalOrders;
+
+  /// Orders with [OrderStatus.pending].
+  final int pendingOrders;
+
+  /// Orders with [OrderStatus.processing] or [OrderStatus.shipped].
+  final int activeOrders;
+
+  /// Revenue from delivered orders.
+  final double deliveredRevenue;
+
+  const DashboardSummary({
+    required this.totalProducts,
+    required this.inStock,
+    required this.lowStock,
+    required this.outOfStock,
+    required this.draftProducts,
+    required this.totalOrders,
+    required this.pendingOrders,
+    required this.activeOrders,
+    required this.deliveredRevenue,
+  });
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is DashboardSummary &&
+          totalProducts == other.totalProducts &&
+          inStock == other.inStock &&
+          lowStock == other.lowStock &&
+          outOfStock == other.outOfStock &&
+          draftProducts == other.draftProducts &&
+          totalOrders == other.totalOrders &&
+          pendingOrders == other.pendingOrders &&
+          activeOrders == other.activeOrders &&
+          deliveredRevenue == other.deliveredRevenue;
+
+  @override
+  int get hashCode => Object.hash(
+    totalProducts,
+    inStock,
+    lowStock,
+    outOfStock,
+    draftProducts,
+    totalOrders,
+    pendingOrders,
+    activeOrders,
+    deliveredRevenue,
+  );
+
+  /// An empty summary used as the initial / default state.
+  static const empty = DashboardSummary(
+    totalProducts: 0,
+    inStock: 0,
+    lowStock: 0,
+    outOfStock: 0,
+    draftProducts: 0,
+    totalOrders: 0,
+    pendingOrders: 0,
+    activeOrders: 0,
+    deliveredRevenue: 0,
+  );
+
+  /// Computes a [DashboardSummary] from raw repository data.
+  factory DashboardSummary.fromData({
+    required List<InventoryItem> inventoryItems,
+    required List<ProductDraft> productDrafts,
+    required List<Order> orders,
+  }) {
+    // Inventory counts
+    final totalProducts = inventoryItems.length;
+    var inStock = 0;
+    var lowStock = 0;
+    var outOfStock = 0;
+    for (final item in inventoryItems) {
+      switch (item.status) {
+        case InventoryStatus.inStock:
+          inStock++;
+        case InventoryStatus.lowStock:
+          lowStock++;
+        case InventoryStatus.outOfStock:
+          outOfStock++;
+        case InventoryStatus.draft:
+          break;
+      }
+    }
+
+    // Draft product count
+    final draftProducts = productDrafts.where((d) => d.status == PublishStatus.draft).length;
+
+    // Order counts
+    final totalOrders = orders.length;
+    var pendingOrders = 0;
+    var activeOrders = 0;
+    var deliveredRevenue = 0.0;
+    for (final order in orders) {
+      switch (order.status) {
+        case OrderStatus.pending:
+          pendingOrders++;
+        case OrderStatus.processing:
+        case OrderStatus.shipped:
+          activeOrders++;
+        case OrderStatus.delivered:
+          deliveredRevenue += order.total;
+        case OrderStatus.cancelled:
+          break;
+      }
+    }
+
+    return DashboardSummary(
+      totalProducts: totalProducts,
+      inStock: inStock,
+      lowStock: lowStock,
+      outOfStock: outOfStock,
+      draftProducts: draftProducts,
+      totalOrders: totalOrders,
+      pendingOrders: pendingOrders,
+      activeOrders: activeOrders,
+      deliveredRevenue: deliveredRevenue,
+    );
+  }
+}

kell_creations_apps/apps/kell_web/lib/pages/dashboard_page.dart

@@ -1,33 +1,75 @@
 import 'package:design_system/design_system.dart';
 import 'package:flutter/material.dart';
 
+import '../dashboard/application/dashboard_controller.dart';
+import '../dashboard/domain/dashboard_summary.dart';
 import '../routing/app_routes.dart';
 import '../shell/widgets/empty_state_panel.dart';
 import '../shell/widgets/section_header.dart';
 import '../shell/widgets/summary_card.dart';
 
-/// The main dashboard page showing stub summary data.
+/// The main dashboard page showing aggregated summary data.
 ///
-/// Displays KPI cards (total products, in-stock, low-stock, draft) and a
-/// quick-actions section. All data is hard-coded stub data until backend
-/// integration is added.
-class DashboardPage extends StatelessWidget {
-  const DashboardPage({super.key});
+/// Displays KPI cards (total products, in-stock, low-stock, draft, orders,
+/// pending, active, revenue) and a quick-actions section. Data is loaded
+/// from the [DashboardController] which aggregates across repositories.
+class DashboardPage extends StatefulWidget {
+  final DashboardController controller;
 
-  // ── Stub data ──────────────────────────────────────────────────────────
+  const DashboardPage({super.key, required this.controller});
 
-  static const int _totalProducts = 24;
-  static const int _inStock = 18;
-  static const int _lowStock = 4;
-  static const int _draft = 2;
+  @override
+  State<DashboardPage> createState() => _DashboardPageState();
+}
+
+class _DashboardPageState extends State<DashboardPage> {
+  @override
+  void initState() {
+    super.initState();
+    widget.controller.addListener(_onControllerChanged);
+    // Kick off the initial load.
+    widget.controller.load();
+  }
+
+  @override
+  void didUpdateWidget(DashboardPage oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    if (oldWidget.controller != widget.controller) {
+      oldWidget.controller.removeListener(_onControllerChanged);
+      widget.controller.addListener(_onControllerChanged);
+      widget.controller.load();
+    }
+  }
+
+  @override
+  void dispose() {
+    widget.controller.removeListener(_onControllerChanged);
+    super.dispose();
+  }
+
+  void _onControllerChanged() => setState(() {});
 
   @override
   Widget build(BuildContext context) {
+    final controller = widget.controller;
+
+    if (controller.isLoading) {
+      return const Center(child: CircularProgressIndicator());
+    }
+
+    if (controller.error != null) {
+      return Center(
+        child: Text('Failed to load dashboard data.', style: Theme.of(context).textTheme.bodyLarge),
+      );
+    }
+
+    final summary = controller.summary;
+
     return ListView(
       children: [
         const SectionHeader(title: 'Overview'),
         const SizedBox(height: KcSpacing.sm),
-        _buildSummaryGrid(context),
+        _buildSummaryGrid(context, summary),
         const SizedBox(height: KcSpacing.xl),
         SectionHeader(
           title: 'Quick Actions',
@@ -52,7 +94,7 @@ class DashboardPage extends StatelessWidget {
 
   // ── Summary cards grid ─────────────────────────────────────────────────
 
-  Widget _buildSummaryGrid(BuildContext context) {
+  Widget _buildSummaryGrid(BuildContext context, DashboardSummary summary) {
     return LayoutBuilder(
       builder: (context, constraints) {
         final width = constraints.maxWidth;
@@ -65,29 +107,53 @@ class DashboardPage extends StatelessWidget {
         }
 
         final cards = [
-          const SummaryCard(
+          SummaryCard(
             icon: Icons.inventory_2,
             iconColor: KcColors.denimBlue,
             label: 'Total Products',
-            value: '$_totalProducts',
+            value: '${summary.totalProducts}',
           ),
-          const SummaryCard(
+          SummaryCard(
             icon: Icons.check_circle_outline,
             iconColor: KcColors.success,
             label: 'In Stock',
-            value: '$_inStock',
+            value: '${summary.inStock}',
           ),
-          const SummaryCard(
+          SummaryCard(
             icon: Icons.warning_amber_rounded,
             iconColor: KcColors.warning,
             label: 'Low Stock',
-            value: '$_lowStock',
+            value: '${summary.lowStock}',
           ),
-          const SummaryCard(
+          SummaryCard(
             icon: Icons.edit_note,
             iconColor: KcColors.neutral,
             label: 'Draft',
-            value: '$_draft',
+            value: '${summary.draftProducts}',
+          ),
+          SummaryCard(
+            icon: Icons.receipt_long,
+            iconColor: KcColors.denimBlue,
+            label: 'Total Orders',
+            value: '${summary.totalOrders}',
+          ),
+          SummaryCard(
+            icon: Icons.hourglass_empty,
+            iconColor: KcColors.warning,
+            label: 'Pending Orders',
+            value: '${summary.pendingOrders}',
+          ),
+          SummaryCard(
+            icon: Icons.local_shipping_outlined,
+            iconColor: KcColors.success,
+            label: 'Active Orders',
+            value: '${summary.activeOrders}',
+          ),
+          SummaryCard(
+            icon: Icons.attach_money,
+            iconColor: KcColors.success,
+            label: 'Revenue',
+            value: '\$${summary.deliveredRevenue.toStringAsFixed(2)}',
           ),
         ];
 

kell_creations_apps/apps/kell_web/lib/routing/app_routes.dart

@@ -4,6 +4,8 @@ import 'package:feature_wordpress/feature_wordpress.dart';
 import 'package:flutter/material.dart';
 
 import '../composition/app_scope.dart';
+import '../dashboard/application/dashboard_controller.dart';
+import '../dashboard/application/get_dashboard_summary.dart';
 import '../pages/dashboard_page.dart';
 import '../pages/finance_placeholder_page.dart';
 import '../pages/integrations_placeholder_page.dart';
@@ -22,11 +24,21 @@ abstract final class AppRoutes {
   static Route<dynamic> onGenerateRoute(RouteSettings settings) {
     switch (settings.name) {
       case dashboard:
-        return _buildRoute(
-          settings,
-          (context) =>
-              const AppShell(selectedRoute: dashboard, title: 'Dashboard', child: DashboardPage()),
+        return _buildRoute(settings, (context) {
+          final services = AppScope.of(context);
+          final controller = DashboardController(
+            GetDashboardSummary(
+              inventoryRepository: services.inventoryRepository,
+              productPublishingRepository: services.productPublishingRepository,
+              ordersRepository: services.ordersRepository,
+            ),
           );
+          return AppShell(
+            selectedRoute: dashboard,
+            title: 'Dashboard',
+            child: DashboardPage(controller: controller),
+          );
+        });
       case inventory:
         return _buildRoute(
           settings,

kell_creations_apps/apps/kell_web/test/dashboard/application/dashboard_controller_test.dart

@@ -0,0 +1,201 @@
+import 'package:feature_inventory/feature_inventory.dart';
+import 'package:feature_orders/feature_orders.dart';
+import 'package:feature_wordpress/feature_wordpress.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:kell_web/dashboard/application/dashboard_controller.dart';
+import 'package:kell_web/dashboard/application/get_dashboard_summary.dart';
+import 'package:kell_web/dashboard/domain/dashboard_summary.dart';
+
+// ── Tiny stub repositories for testing ─────────────────────────────────────
+
+class _StubInventoryRepository implements InventoryRepository {
+  final List<InventoryItem> items;
+  _StubInventoryRepository([this.items = const []]);
+
+  @override
+  Future<List<InventoryItem>> getInventoryItems() async => items;
+}
+
+class _StubProductPublishingRepository implements ProductPublishingRepository {
+  final List<ProductDraft> drafts;
+  _StubProductPublishingRepository([this.drafts = const []]);
+
+  @override
+  Future<List<ProductDraft>> getProductDrafts() async => drafts;
+
+  @override
+  Future<ProductDraft> publishDraft(String id) => throw UnimplementedError();
+}
+
+class _StubOrdersRepository implements OrdersRepository {
+  final List<Order> orders;
+  _StubOrdersRepository([this.orders = const []]);
+
+  @override
+  Future<List<Order>> getOrders() async => orders;
+}
+
+class _FailingInventoryRepository implements InventoryRepository {
+  @override
+  Future<List<InventoryItem>> getInventoryItems() => throw Exception('network error');
+}
+
+// ── Tests ──────────────────────────────────────────────────────────────────
+
+void main() {
+  group('DashboardController', () {
+    test('starts with empty summary and not loading', () {
+      final controller = DashboardController(
+        GetDashboardSummary(
+          inventoryRepository: _StubInventoryRepository(),
+          productPublishingRepository: _StubProductPublishingRepository(),
+          ordersRepository: _StubOrdersRepository(),
+        ),
+      );
+
+      expect(controller.isLoading, false);
+      expect(controller.summary, DashboardSummary.empty);
+      expect(controller.error, isNull);
+    });
+
+    test('load() sets isLoading then populates summary', () async {
+      final inventoryItems = [
+        const InventoryItem(
+          id: '1',
+          sku: 'A',
+          name: 'A',
+          quantityOnHand: 10,
+          unitPrice: 5.0,
+          status: InventoryStatus.inStock,
+        ),
+        const InventoryItem(
+          id: '2',
+          sku: 'B',
+          name: 'B',
+          quantityOnHand: 2,
+          unitPrice: 5.0,
+          status: InventoryStatus.lowStock,
+        ),
+      ];
+
+      final controller = DashboardController(
+        GetDashboardSummary(
+          inventoryRepository: _StubInventoryRepository(inventoryItems),
+          productPublishingRepository: _StubProductPublishingRepository(),
+          ordersRepository: _StubOrdersRepository(),
+        ),
+      );
+
+      // Track notification sequence.
+      final loadingStates = <bool>[];
+      controller.addListener(() => loadingStates.add(controller.isLoading));
+
+      await controller.load();
+
+      // First notification: isLoading = true, second: isLoading = false.
+      expect(loadingStates, [true, false]);
+      expect(controller.isLoading, false);
+      expect(controller.error, isNull);
+      expect(controller.summary.totalProducts, 2);
+      expect(controller.summary.inStock, 1);
+      expect(controller.summary.lowStock, 1);
+    });
+
+    test('load() captures error and clears isLoading', () async {
+      final controller = DashboardController(
+        GetDashboardSummary(
+          inventoryRepository: _FailingInventoryRepository(),
+          productPublishingRepository: _StubProductPublishingRepository(),
+          ordersRepository: _StubOrdersRepository(),
+        ),
+      );
+
+      await controller.load();
+
+      expect(controller.isLoading, false);
+      expect(controller.error, isNotNull);
+      // Summary should remain empty on error.
+      expect(controller.summary, DashboardSummary.empty);
+    });
+
+    test('load() aggregates data from all three repositories', () async {
+      final inventoryItems = [
+        const InventoryItem(
+          id: '1',
+          sku: 'A',
+          name: 'A',
+          quantityOnHand: 10,
+          unitPrice: 5.0,
+          status: InventoryStatus.inStock,
+        ),
+      ];
+
+      final drafts = [
+        ProductDraft(
+          id: '1',
+          name: 'Draft',
+          description: '',
+          price: 10,
+          sku: 'D',
+          category: 'Cat',
+          imageUrl: '',
+          status: PublishStatus.draft,
+          lastModified: DateTime(2026),
+        ),
+      ];
+
+      final orders = [
+        Order(
+          id: '1',
+          customerName: 'Test',
+          customerEmail: 'test@test.com',
+          orderDate: DateTime(2026),
+          status: OrderStatus.pending,
+          items: const [OrderItem(productName: 'X', sku: 'X', quantity: 1, unitPrice: 10.0)],
+          shippingAddress: '',
+        ),
+      ];
+
+      final controller = DashboardController(
+        GetDashboardSummary(
+          inventoryRepository: _StubInventoryRepository(inventoryItems),
+          productPublishingRepository: _StubProductPublishingRepository(drafts),
+          ordersRepository: _StubOrdersRepository(orders),
+        ),
+      );
+
+      await controller.load();
+
+      expect(controller.summary.totalProducts, 1);
+      expect(controller.summary.inStock, 1);
+      expect(controller.summary.draftProducts, 1);
+      expect(controller.summary.totalOrders, 1);
+      expect(controller.summary.pendingOrders, 1);
+    });
+
+    test('subsequent load() clears previous error', () async {
+      final failingController = DashboardController(
+        GetDashboardSummary(
+          inventoryRepository: _FailingInventoryRepository(),
+          productPublishingRepository: _StubProductPublishingRepository(),
+          ordersRepository: _StubOrdersRepository(),
+        ),
+      );
+
+      await failingController.load();
+      expect(failingController.error, isNotNull);
+
+      // Create a new controller with working repos to verify error clearing pattern.
+      final workingController = DashboardController(
+        GetDashboardSummary(
+          inventoryRepository: _StubInventoryRepository(),
+          productPublishingRepository: _StubProductPublishingRepository(),
+          ordersRepository: _StubOrdersRepository(),
+        ),
+      );
+
+      await workingController.load();
+      expect(workingController.error, isNull);
+    });
+  });
+}

kell_creations_apps/apps/kell_web/test/dashboard/domain/dashboard_summary_test.dart

@@ -0,0 +1,326 @@
+import 'package:feature_inventory/feature_inventory.dart';
+import 'package:feature_orders/feature_orders.dart';
+import 'package:feature_wordpress/feature_wordpress.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:kell_web/dashboard/domain/dashboard_summary.dart';
+
+void main() {
+  group('DashboardSummary.empty', () {
+    test('has all zeroes', () {
+      const s = DashboardSummary.empty;
+      expect(s.totalProducts, 0);
+      expect(s.inStock, 0);
+      expect(s.lowStock, 0);
+      expect(s.outOfStock, 0);
+      expect(s.draftProducts, 0);
+      expect(s.totalOrders, 0);
+      expect(s.pendingOrders, 0);
+      expect(s.activeOrders, 0);
+      expect(s.deliveredRevenue, 0.0);
+    });
+  });
+
+  group('DashboardSummary.fromData', () {
+    test('counts inventory statuses correctly', () {
+      final items = [
+        const InventoryItem(
+          id: '1',
+          sku: 'A',
+          name: 'A',
+          quantityOnHand: 10,
+          unitPrice: 5.0,
+          status: InventoryStatus.inStock,
+        ),
+        const InventoryItem(
+          id: '2',
+          sku: 'B',
+          name: 'B',
+          quantityOnHand: 2,
+          unitPrice: 5.0,
+          status: InventoryStatus.lowStock,
+        ),
+        const InventoryItem(
+          id: '3',
+          sku: 'C',
+          name: 'C',
+          quantityOnHand: 0,
+          unitPrice: 5.0,
+          status: InventoryStatus.outOfStock,
+        ),
+        const InventoryItem(
+          id: '4',
+          sku: 'D',
+          name: 'D',
+          quantityOnHand: 0,
+          unitPrice: 5.0,
+          status: InventoryStatus.draft,
+        ),
+      ];
+
+      final summary = DashboardSummary.fromData(
+        inventoryItems: items,
+        productDrafts: [],
+        orders: [],
+      );
+
+      expect(summary.totalProducts, 4);
+      expect(summary.inStock, 1);
+      expect(summary.lowStock, 1);
+      expect(summary.outOfStock, 1);
+    });
+
+    test('counts draft products from publishing repository', () {
+      final drafts = [
+        ProductDraft(
+          id: '1',
+          name: 'A',
+          description: '',
+          price: 10,
+          sku: 'A',
+          category: 'Cat',
+          imageUrl: '',
+          status: PublishStatus.draft,
+          lastModified: DateTime(2026),
+        ),
+        ProductDraft(
+          id: '2',
+          name: 'B',
+          description: '',
+          price: 10,
+          sku: 'B',
+          category: 'Cat',
+          imageUrl: '',
+          status: PublishStatus.published,
+          lastModified: DateTime(2026),
+        ),
+        ProductDraft(
+          id: '3',
+          name: 'C',
+          description: '',
+          price: 10,
+          sku: 'C',
+          category: 'Cat',
+          imageUrl: '',
+          status: PublishStatus.draft,
+          lastModified: DateTime(2026),
+        ),
+      ];
+
+      final summary = DashboardSummary.fromData(
+        inventoryItems: [],
+        productDrafts: drafts,
+        orders: [],
+      );
+
+      expect(summary.draftProducts, 2);
+    });
+
+    test('counts order statuses and revenue correctly', () {
+      final orders = [
+        Order(
+          id: '1',
+          customerName: 'A',
+          customerEmail: 'a@a.com',
+          orderDate: DateTime(2026),
+          status: OrderStatus.pending,
+          items: const [OrderItem(productName: 'X', sku: 'X', quantity: 1, unitPrice: 10.0)],
+          shippingAddress: '',
+        ),
+        Order(
+          id: '2',
+          customerName: 'B',
+          customerEmail: 'b@b.com',
+          orderDate: DateTime(2026),
+          status: OrderStatus.processing,
+          items: const [OrderItem(productName: 'X', sku: 'X', quantity: 2, unitPrice: 5.0)],
+          shippingAddress: '',
+        ),
+        Order(
+          id: '3',
+          customerName: 'C',
+          customerEmail: 'c@c.com',
+          orderDate: DateTime(2026),
+          status: OrderStatus.shipped,
+          items: const [OrderItem(productName: 'X', sku: 'X', quantity: 1, unitPrice: 20.0)],
+          shippingAddress: '',
+        ),
+        Order(
+          id: '4',
+          customerName: 'D',
+          customerEmail: 'd@d.com',
+          orderDate: DateTime(2026),
+          status: OrderStatus.delivered,
+          items: const [OrderItem(productName: 'X', sku: 'X', quantity: 3, unitPrice: 10.0)],
+          shippingAddress: '',
+        ),
+        Order(
+          id: '5',
+          customerName: 'E',
+          customerEmail: 'e@e.com',
+          orderDate: DateTime(2026),
+          status: OrderStatus.cancelled,
+          items: const [OrderItem(productName: 'X', sku: 'X', quantity: 1, unitPrice: 100.0)],
+          shippingAddress: '',
+        ),
+      ];
+
+      final summary = DashboardSummary.fromData(
+        inventoryItems: [],
+        productDrafts: [],
+        orders: orders,
+      );
+
+      expect(summary.totalOrders, 5);
+      expect(summary.pendingOrders, 1);
+      expect(summary.activeOrders, 2); // processing + shipped
+      expect(summary.deliveredRevenue, 30.0); // 3 * 10
+    });
+
+    test('computes full summary from fake repository data', () {
+      // Use the same data the fake repositories return.
+      final summary = DashboardSummary.fromData(
+        inventoryItems: const [
+          InventoryItem(
+            id: '1',
+            sku: 'BC-FLR-001',
+            name: 'Floral Bowl Cozy',
+            quantityOnHand: 18,
+            unitPrice: 12.99,
+            status: InventoryStatus.inStock,
+          ),
+          InventoryItem(
+            id: '2',
+            sku: 'CS-CIT-002',
+            name: 'Citrus Coaster Set',
+            quantityOnHand: 7,
+            unitPrice: 16.50,
+            status: InventoryStatus.lowStock,
+          ),
+          InventoryItem(
+            id: '3',
+            sku: 'NL-OCN-003',
+            name: 'Ocean Nightlight',
+            quantityOnHand: 0,
+            unitPrice: 19.99,
+            status: InventoryStatus.outOfStock,
+          ),
+          InventoryItem(
+            id: '4',
+            sku: 'JG-BLU-004',
+            name: 'Fabric Jar Gripper',
+            quantityOnHand: 23,
+            unitPrice: 8.50,
+            status: InventoryStatus.inStock,
+          ),
+          InventoryItem(
+            id: '5',
+            sku: 'SH-SUN-005',
+            name: 'Skillet Handle Sleeve',
+            quantityOnHand: 5,
+            unitPrice: 10.99,
+            status: InventoryStatus.lowStock,
+          ),
+          InventoryItem(
+            id: '6',
+            sku: 'SC-SUB-006',
+            name: 'Sublimated Slate Coaster',
+            quantityOnHand: 0,
+            unitPrice: 14.99,
+            status: InventoryStatus.draft,
+          ),
+        ],
+        productDrafts: [
+          ProductDraft(
+            id: '4',
+            name: 'Fabric Jar Gripper',
+            description: '',
+            price: 8.50,
+            sku: 'JG-BLU-004',
+            category: 'Kitchen Accessories',
+            imageUrl: '',
+            status: PublishStatus.draft,
+            lastModified: DateTime(2026, 4, 2),
+          ),
+          ProductDraft(
+            id: '5',
+            name: 'Skillet Handle Sleeve',
+            description: '',
+            price: 10.99,
+            sku: 'SH-SUN-005',
+            category: 'Kitchen Accessories',
+            imageUrl: '',
+            status: PublishStatus.draft,
+            lastModified: DateTime(2026, 4, 3),
+          ),
+        ],
+        orders: [
+          Order(
+            id: 'KC-1001',
+            customerName: 'Sarah Mitchell',
+            customerEmail: 'sarah@example.com',
+            orderDate: DateTime(2026, 4, 1),
+            status: OrderStatus.delivered,
+            shippingAddress: '123 Maple St',
+            items: const [
+              OrderItem(
+                productName: 'Floral Bowl Cozy',
+                sku: 'BC-FLR-001',
+                quantity: 2,
+                unitPrice: 12.99,
+              ),
+              OrderItem(
+                productName: 'Citrus Coaster Set',
+                sku: 'CS-CIT-002',
+                quantity: 1,
+                unitPrice: 16.50,
+              ),
+            ],
+          ),
+          Order(
+            id: 'KC-1002',
+            customerName: 'James Thornton',
+            customerEmail: 'james@example.com',
+            orderDate: DateTime(2026, 4, 2),
+            status: OrderStatus.shipped,
+            shippingAddress: '456 Oak Ave',
+            items: const [
+              OrderItem(
+                productName: 'Ocean Nightlight',
+                sku: 'NL-OCN-003',
+                quantity: 1,
+                unitPrice: 19.99,
+              ),
+            ],
+          ),
+          Order(
+            id: 'KC-1003',
+            customerName: 'Emily Chen',
+            customerEmail: 'emily@example.com',
+            orderDate: DateTime(2026, 4, 3),
+            status: OrderStatus.pending,
+            shippingAddress: '789 Pine Rd',
+            items: const [
+              OrderItem(
+                productName: 'Fabric Jar Gripper',
+                sku: 'JG-BLU-004',
+                quantity: 4,
+                unitPrice: 8.50,
+              ),
+            ],
+          ),
+        ],
+      );
+
+      expect(summary.totalProducts, 6);
+      expect(summary.inStock, 2);
+      expect(summary.lowStock, 2);
+      expect(summary.outOfStock, 1);
+      expect(summary.draftProducts, 2);
+      expect(summary.totalOrders, 3);
+      expect(summary.pendingOrders, 1);
+      expect(summary.activeOrders, 1); // shipped only
+      // delivered revenue: 2*12.99 + 1*16.50 = 42.48
+      expect(summary.deliveredRevenue, closeTo(42.48, 0.01));
+    });
+  });
+}