feat: sales analytic

lib/application/sales/sales_loader/sales_loader_state.dart

@@ -0,0 +1,15 @@
+part of 'sales_loader_bloc.dart';
+
+@freezed
+class SalesLoaderState with _$SalesLoaderState {
+  const factory SalesLoaderState({
+    required SalesAnalytic sales,
+    required Option<AnalyticFailure> failureOptionSales,
+    @Default(false) bool isFetching,
+  }) = _SalesLoaderState;
+
+  factory SalesLoaderState.initial() => SalesLoaderState(
+    sales: SalesAnalytic.empty(),
+    failureOptionSales: none(),
+  );
+}