add paginator

lib/data/services/shipment_imp.dart

@@ -0,0 +1,52 @@
+import 'package:fcs/data/provider/rate_data_provider.dart';
+import 'package:fcs/data/provider/shipment_data_provider.dart';
+import 'package:fcs/data/services/shipment_service.dart';
+import 'package:fcs/domain/entities/cargo_type.dart';
+import 'package:fcs/domain/entities/connectivity.dart';
+import 'package:fcs/domain/entities/discount_by_weight.dart';
+import 'package:fcs/domain/entities/custom_duty.dart';
+import 'package:fcs/domain/entities/rate.dart';
+import 'package:fcs/domain/entities/shipment.dart';
+import 'package:flutter/material.dart';
+
+import 'rate_service.dart';
+
+class ShipmentServiceImp implements ShipmentService {
+  ShipmentServiceImp({
+    @required this.shipmentDataProvider,
+    @required this.connectivity,
+  });
+
+  final Connectivity connectivity;
+  final ShipmentDataProvider shipmentDataProvider;
+
+  @override
+  Future<void> cancelShipment(Shipment shipment) {
+    return shipmentDataProvider.cancelShipment(shipment);
+  }
+
+  @override
+  Future<void> confirmShipment(Shipment shipment) {
+    return shipmentDataProvider.confirmShipment(shipment);
+  }
+
+  @override
+  Future<void> createShipment(Shipment shipment) {
+    return shipmentDataProvider.createShipment(shipment);
+  }
+
+  @override
+  Future<void> pickupShipment(Shipment shipment) {
+    return shipmentDataProvider.pickupShipment(shipment);
+  }
+
+  @override
+  Future<void> receiveShipment(Shipment shipment) {
+    return shipmentDataProvider.receiveShipment(shipment);
+  }
+
+  @override
+  Future<void> updateShipment(Shipment shipment) {
+    return shipmentDataProvider.updateShipment(shipment);
+  }
+}