report sales

lib/domain/analytic/entities/sales_entity.dart

@@ -0,0 +1,85 @@
+part of '../analytic.dart';
+
+@freezed
+class SalesAnalytic with _$SalesAnalytic {
+  const SalesAnalytic._();
+
+  const factory SalesAnalytic({
+    required String organizationId,
+    required String outletId,
+    required DateTime dateFrom,
+    required DateTime dateTo,
+    required String groupBy,
+    required SalesSummary summary,
+    required List<SalesAnalyticItem> data,
+  }) = _SalesAnalytic;
+
+  factory SalesAnalytic.empty() => SalesAnalytic(
+    organizationId: '',
+    outletId: '',
+    dateFrom: DateTime.now(),
+    dateTo: DateTime.now(),
+    groupBy: '',
+    summary: SalesSummary.empty(),
+    data: const [],
+  );
+
+  List<SalesAnalyticItem> get sortedDailyData {
+    final sortedList = List<SalesAnalyticItem>.from(data);
+    sortedList.sort((a, b) => b.sales.compareTo(a.sales));
+    return sortedList;
+  }
+
+  SalesAnalyticItem get highestRevenueDay {
+    if (data.isEmpty) {
+      return SalesAnalyticItem.empty();
+    }
+    return sortedDailyData.first;
+  }
+}
+
+@freezed
+class SalesSummary with _$SalesSummary {
+  const factory SalesSummary({
+    required int totalSales,
+    required int totalOrders,
+    required int totalItems,
+    required double averageOrderValue,
+    required int totalTax,
+    required int totalDiscount,
+    required int netSales,
+  }) = _SalesSummary;
+
+  factory SalesSummary.empty() => const SalesSummary(
+    totalSales: 0,
+    totalOrders: 0,
+    totalItems: 0,
+    averageOrderValue: 0.0,
+    totalTax: 0,
+    totalDiscount: 0,
+    netSales: 0,
+  );
+}
+
+@freezed
+class SalesAnalyticItem with _$SalesAnalyticItem {
+  const factory SalesAnalyticItem({
+    required DateTime date,
+    required int sales,
+    required int orders,
+    required int items,
+    required int tax,
+    required int discount,
+    required int netSales,
+  }) = _SalesAnalyticItem;
+
+  factory SalesAnalyticItem.empty() => SalesAnalyticItem(
+    date: DateTime.now(),
+    sales: 0,
+    orders: 0,
+    items: 0,
+    tax: 0,
+    discount: 0,
+    netSales: 0,
+  );
+}