add fcs shipment apis

lib/pages/fcs_shipment/model/fcs_shipment_model.dart

@@ -1,78 +1,45 @@
+import 'dart:async';
+
+import 'package:cloud_firestore/cloud_firestore.dart';
 import 'package:fcs/data/services/services.dart';
+import 'package:fcs/domain/constants.dart';
 import 'package:fcs/domain/entities/fcs_shipment.dart';
 import 'package:fcs/pages/main/model/base_model.dart';
+import 'package:logging/logging.dart';
 
 class FcsShipmentModel extends BaseModel {
-  List<String> shipmentType = ['Air', 'Ship', 'Cargo Truck'];
-  List<FcsShipment> shipments = [
-    FcsShipment(
-        shipDate: DateTime(2020, 4, 23),
-        shipmentNumber: 'A103B',
-        status: 'In Progress',
-        arrivalDate: DateTime(2020, 4, 30),
-        departureDate: DateTime(2020, 4, 23)),
-    FcsShipment(
-        shipDate: DateTime(2020, 4, 2),
-        shipmentNumber: 'A100A',
-        status: 'Ready to ship',
-        arrivalDate: DateTime(2020, 4, 28),
-        departureDate: DateTime(2020, 4, 15)),
-    FcsShipment(
-        shipDate: DateTime(2020, 4, 2),
-        shipmentNumber: 'A100B',
-        status: 'Arrived',
-        arrivalDate: DateTime(2020, 4, 28),
-        departureDate: DateTime(2020, 4, 15)),
-    FcsShipment(
-        shipDate: DateTime(2020, 4, 10),
-        shipmentNumber: 'A102B',
-        status: 'Canceled',
-        arrivalDate: DateTime(2020, 4, 20),
-        departureDate: DateTime(2020, 4, 10)),
-    FcsShipment(
-        shipDate: DateTime(2020, 4, 2),
-        shipmentNumber: 'A100B',
-        status: 'Canceled',
-        arrivalDate: DateTime(2020, 4, 20),
-        departureDate: DateTime(2020, 4, 23)),
-    FcsShipment(
-      shipDate: DateTime(2020, 4, 10),
-      shipmentNumber: 'A102B',
-      status: 'Arrived',
-      arrivalDate: DateTime(2020, 4, 30),
-      departureDate: DateTime(2020, 4, 20),
-    )
-  ];
+  final log = Logger('FcsShipmentModel');
 
-  List<FcsShipment> get canceled {
-    List<FcsShipment> _p =
-        shipments.where((e) => e.status == "Canceled").toList()
-          ..sort((e1, e2) {
-            return e1.shipDate.compareTo(e2.shipDate);
-          });
-    return _p;
+  StreamSubscription<QuerySnapshot> listener;
+  List<FcsShipment> fcsShipments = [];
+
+  @override
+  void privilegeChanged() {
+    super.privilegeChanged();
+    _loadFcsShipments();
   }
 
-  List<FcsShipment> get completed {
-    return shipments.where((e) => e.status == "Arrived").toList()
-      ..sort((e1, e2) {
-        return e1.shipDate.compareTo(e2.shipDate);
+  Future<void> _loadFcsShipments() async {
+    if (user == null) return;
+    String path = "/$fcs_shipment_collection/";
+    if (listener != null) listener.cancel();
+    fcsShipments = [];
+    try {
+      listener = Firestore.instance
+          .collection("$path")
+          .snapshots()
+          .listen((QuerySnapshot snapshot) {
+        fcsShipments.clear();
+        fcsShipments = snapshot.documents.map((documentSnapshot) {
+          var s = FcsShipment.fromMap(
+              documentSnapshot.data, documentSnapshot.documentID);
+          return s;
+        }).toList();
+        notifyListeners();
       });
-  }
-
-  List<FcsShipment> get upcoming {
-    List<FcsShipment> _shipments = shipments
-        .where((e) =>
-            e.status == "In Progress" ||
-            e.status == "Ready to ship" ||
-            e.status == "Processed" ||
-            e.status == "Rescheduled")
-        .toList();
-
-    _shipments.sort((e1, e2) {
-      return e1.shipDate.compareTo(e2.shipDate);
-    });
-    return _shipments;
+    } catch (e) {
+      log.warning("Error!! $e");
+    }
   }
 
   void initUser(user) {
@@ -81,6 +48,14 @@ class FcsShipmentModel extends BaseModel {
 
   @override
   logout() async {
-    shipments = [];
+    fcsShipments = [];
+  }
+
+  Future<void> create(FcsShipment fcsShipment) {
+    return Services.instance.fcsShipmentService.createFcsShipment(fcsShipment);
+  }
+
+  Future<void> update(FcsShipment fcsShipment) {
+    return Services.instance.fcsShipmentService.updateFcsShipment(fcsShipment);
   }
 }