feat: sales analytic

lib/infrastructure/analytic/analytic_dtos.dart

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+import 'package:freezed_annotation/freezed_annotation.dart';
+
+import '../../domain/analytic/analytic.dart';
+
+part 'analytic_dtos.freezed.dart';
+part 'analytic_dtos.g.dart';
+
+part 'dto/sales_analytic_dto.dart';

lib/infrastructure/analytic/analytic_dtos.g.dart

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+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'analytic_dtos.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+_$SalesAnalyticDtoImpl _$$SalesAnalyticDtoImplFromJson(
+  Map<String, dynamic> json,
+) => _$SalesAnalyticDtoImpl(
+  organizationId: json['organization_id'] as String?,
+  outletId: json['outlet_id'] as String?,
+  dateFrom: json['date_from'] == null
+      ? null
+      : DateTime.parse(json['date_from'] as String),
+  dateTo: json['date_to'] == null
+      ? null
+      : DateTime.parse(json['date_to'] as String),
+  groupBy: json['group_by'] as String?,
+  summary: json['summary'] == null
+      ? null
+      : SalesAnalyticSummaryDto.fromJson(
+          json['summary'] as Map<String, dynamic>,
+        ),
+  data: (json['data'] as List<dynamic>?)
+      ?.map((e) => SalesAnalyticDataDto.fromJson(e as Map<String, dynamic>))
+      .toList(),
+);
+
+Map<String, dynamic> _$$SalesAnalyticDtoImplToJson(
+  _$SalesAnalyticDtoImpl instance,
+) => <String, dynamic>{
+  'organization_id': instance.organizationId,
+  'outlet_id': instance.outletId,
+  'date_from': instance.dateFrom?.toIso8601String(),
+  'date_to': instance.dateTo?.toIso8601String(),
+  'group_by': instance.groupBy,
+  'summary': instance.summary,
+  'data': instance.data,
+};
+
+_$SalesAnalyticSummaryDtoImpl _$$SalesAnalyticSummaryDtoImplFromJson(
+  Map<String, dynamic> json,
+) => _$SalesAnalyticSummaryDtoImpl(
+  totalSales: json['total_sales'] as num?,
+  totalOrders: json['total_orders'] as num?,
+  totalItems: json['total_items'] as num?,
+  averageOrderValue: json['average_order_value'] as num?,
+  totalTax: json['total_tax'] as num?,
+  totalDiscount: json['total_discount'] as num?,
+  netSales: json['net_sales'] as num?,
+);
+
+Map<String, dynamic> _$$SalesAnalyticSummaryDtoImplToJson(
+  _$SalesAnalyticSummaryDtoImpl instance,
+) => <String, dynamic>{
+  'total_sales': instance.totalSales,
+  'total_orders': instance.totalOrders,
+  'total_items': instance.totalItems,
+  'average_order_value': instance.averageOrderValue,
+  'total_tax': instance.totalTax,
+  'total_discount': instance.totalDiscount,
+  'net_sales': instance.netSales,
+};
+
+_$SalesAnalyticDataDtoImpl _$$SalesAnalyticDataDtoImplFromJson(
+  Map<String, dynamic> json,
+) => _$SalesAnalyticDataDtoImpl(
+  date: json['date'] == null ? null : DateTime.parse(json['date'] as String),
+  sales: json['sales'] as num?,
+  orders: json['orders'] as num?,
+  items: json['items'] as num?,
+  tax: json['tax'] as num?,
+  discount: json['discount'] as num?,
+  netSales: json['net_sales'] as num?,
+);
+
+Map<String, dynamic> _$$SalesAnalyticDataDtoImplToJson(
+  _$SalesAnalyticDataDtoImpl instance,
+) => <String, dynamic>{
+  'date': instance.date?.toIso8601String(),
+  'sales': instance.sales,
+  'orders': instance.orders,
+  'items': instance.items,
+  'tax': instance.tax,
+  'discount': instance.discount,
+  'net_sales': instance.netSales,
+};

lib/infrastructure/analytic/datasource/remote_data_provider.dart

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+import 'dart:developer';
+
+import 'package:data_channel/data_channel.dart';
+import 'package:injectable/injectable.dart';
+
+import '../../../common/api/api_client.dart';
+import '../../../common/api/api_failure.dart';
+import '../../../common/extension/extension.dart';
+import '../../../common/url/api_path.dart';
+import '../../../domain/analytic/analytic.dart';
+import '../analytic_dtos.dart';
+
+@injectable
+class AnalyticRemoteDataProvider {
+  final ApiClient _apiClient;
+  final String _logName = "AnalyticRemoteDataProvider";
+
+  AnalyticRemoteDataProvider(this._apiClient);
+
+  Future<DC<AnalyticFailure, SalesAnalyticDto>> fetchSales({
+    required DateTime dateFrom,
+    required DateTime dateTo,
+  }) async {
+    try {
+      final response = await _apiClient.get(
+        ApiPath.salesAnalytic,
+        params: {
+          'date_from': dateFrom.toServerDate,
+          'date_to': dateTo.toServerDate,
+        },
+      );
+
+      if (response.data['data'] == null) {
+        return DC.error(AnalyticFailure.empty());
+      }
+
+      final dto = SalesAnalyticDto.fromJson(response.data['data']);
+
+      return DC.data(dto);
+    } on ApiFailure catch (e, s) {
+      log('fetchSalesError', name: _logName, error: e, stackTrace: s);
+      return DC.error(AnalyticFailure.serverError(e));
+    }
+  }
+}

lib/infrastructure/analytic/dto/sales_analytic_dto.dart

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+part of '../analytic_dtos.dart';
+
+@freezed
+class SalesAnalyticDto with _$SalesAnalyticDto {
+  const SalesAnalyticDto._();
+
+  const factory SalesAnalyticDto({
+    @JsonKey(name: 'organization_id') String? organizationId,
+    @JsonKey(name: 'outlet_id') String? outletId,
+    @JsonKey(name: 'date_from') DateTime? dateFrom,
+    @JsonKey(name: 'date_to') DateTime? dateTo,
+    @JsonKey(name: 'group_by') String? groupBy,
+    @JsonKey(name: 'summary') SalesAnalyticSummaryDto? summary,
+    @JsonKey(name: 'data') List<SalesAnalyticDataDto>? data,
+  }) = _SalesAnalyticDto;
+
+  factory SalesAnalyticDto.fromJson(Map<String, dynamic> json) =>
+      _$SalesAnalyticDtoFromJson(json);
+
+  SalesAnalytic toDomain() => SalesAnalytic(
+    organizationId: organizationId ?? '',
+    outletId: outletId ?? '',
+    dateFrom: dateFrom ?? DateTime.fromMillisecondsSinceEpoch(0),
+    dateTo: dateTo ?? DateTime.fromMillisecondsSinceEpoch(0),
+    groupBy: groupBy ?? '',
+    summary: summary?.toDomain() ?? SalesAnalyticSummary.empty(),
+    data: data?.map((e) => e.toDomain()).toList() ?? [],
+  );
+}
+
+@freezed
+class SalesAnalyticSummaryDto with _$SalesAnalyticSummaryDto {
+  const SalesAnalyticSummaryDto._();
+
+  const factory SalesAnalyticSummaryDto({
+    @JsonKey(name: 'total_sales') num? totalSales,
+    @JsonKey(name: 'total_orders') num? totalOrders,
+    @JsonKey(name: 'total_items') num? totalItems,
+    @JsonKey(name: 'average_order_value') num? averageOrderValue,
+    @JsonKey(name: 'total_tax') num? totalTax,
+    @JsonKey(name: 'total_discount') num? totalDiscount,
+    @JsonKey(name: 'net_sales') num? netSales,
+  }) = _SalesAnalyticSummaryDto;
+
+  factory SalesAnalyticSummaryDto.fromJson(Map<String, dynamic> json) =>
+      _$SalesAnalyticSummaryDtoFromJson(json);
+
+  SalesAnalyticSummary toDomain() => SalesAnalyticSummary(
+    totalSales: totalSales?.toInt() ?? 0,
+    totalOrders: totalOrders?.toInt() ?? 0,
+    totalItems: totalItems?.toInt() ?? 0,
+    averageOrderValue: averageOrderValue?.toDouble() ?? 0,
+    totalTax: totalTax?.toInt() ?? 0,
+    totalDiscount: totalDiscount?.toInt() ?? 0,
+    netSales: netSales?.toInt() ?? 0,
+  );
+}
+
+@freezed
+class SalesAnalyticDataDto with _$SalesAnalyticDataDto {
+  const SalesAnalyticDataDto._();
+
+  const factory SalesAnalyticDataDto({
+    @JsonKey(name: 'date') DateTime? date,
+    @JsonKey(name: 'sales') num? sales,
+    @JsonKey(name: 'orders') num? orders,
+    @JsonKey(name: 'items') num? items,
+    @JsonKey(name: 'tax') num? tax,
+    @JsonKey(name: 'discount') num? discount,
+    @JsonKey(name: 'net_sales') num? netSales,
+  }) = _SalesAnalyticDataDto;
+
+  factory SalesAnalyticDataDto.fromJson(Map<String, dynamic> json) =>
+      _$SalesAnalyticDataDtoFromJson(json);
+
+  SalesAnalyticData toDomain() => SalesAnalyticData(
+    date: date ?? DateTime.fromMillisecondsSinceEpoch(0),
+    sales: sales?.toInt() ?? 0,
+    orders: orders?.toInt() ?? 0,
+    items: items?.toInt() ?? 0,
+    tax: tax?.toInt() ?? 0,
+    discount: discount?.toInt() ?? 0,
+    netSales: netSales?.toInt() ?? 0,
+  );
+}

lib/infrastructure/analytic/repositories/analytic_repository.dart

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+import 'dart:developer';
+
+import 'package:dartz/dartz.dart';
+import 'package:injectable/injectable.dart';
+
+import '../../../domain/analytic/analytic.dart';
+import '../../../domain/analytic/repositories/i_analytic_repository.dart';
+import '../datasource/remote_data_provider.dart';
+
+@Injectable(as: IAnalyticRepository)
+class AnalyticRepository implements IAnalyticRepository {
+  final AnalyticRemoteDataProvider _dataProvider;
+  final String _logName = 'AnalyticRepository';
+
+  AnalyticRepository(this._dataProvider);
+
+  @override
+  Future<Either<AnalyticFailure, SalesAnalytic>> getSales({
+    required DateTime dateFrom,
+    required DateTime dateTo,
+  }) async {
+    try {
+      final result = await _dataProvider.fetchSales(
+        dateFrom: dateFrom,
+        dateTo: dateTo,
+      );
+
+      if (result.hasError) {
+        return left(result.error!);
+      }
+
+      final auth = result.data!.toDomain();
+
+      return right(auth);
+    } catch (e, s) {
+      log('getSalesError', name: _logName, error: e, stackTrace: s);
+      return left(const AnalyticFailure.unexpectedError());
+    }
+  }
+}