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null safety

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This commit is contained in:
Phaung Phaung
2021-09-10 16:48:20 +06:30
parent 52fe4b4568
commit 0f84fec2f7
12 changed files with 103 additions and 106 deletions
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35
lib/pages/delivery_address/model/delivery_address_model.dart
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@@ -1,4 +1,5 @@
import 'dart:async';
import 'package:barcode_scan2/gen/protos/protos.pb.dart';
import 'package:cloud_firestore/cloud_firestore.dart';
import 'package:fcs/data/services/services.dart';
import 'package:fcs/domain/vo/delivery_address.dart';
@@ -10,13 +11,13 @@ class DeliveryAddressModel extends BaseModel {
final log = Logger('FcsShipmentModel');
List<DeliveryAddress> deliveryAddresses = [];
StreamSubscription<QuerySnapshot> listener;
StreamSubscription<QuerySnapshot>? listener;
DeliveryAddress get defalutAddress =>
deliveryAddresses.firstWhere((e) => e.isDefault, orElse: () => null);
deliveryAddresses.firstWhere((e) => e.isDefault, orElse: () => DeliveryAddress());
DeliveryAddress getLocalDeliveryAddress(String id) =>
deliveryAddresses.firstWhere((e) => e.id == id, orElse: () => null);
deliveryAddresses.firstWhere((e) => e.id == id, orElse: () => DeliveryAddress());
@override
void privilegeChanged() {
@@ -26,26 +27,26 @@ class DeliveryAddressModel extends BaseModel {
@override
logout() async {
if (listener != null) await listener.cancel();
if (listener != null) await listener!.cancel();
deliveryAddresses = [];
}
Future<void> _loadDeliveryAddresses() async {
if (user == null) return;
String path = "$delivery_address_collection/";
if (listener != null) listener.cancel();
if (listener != null) listener!.cancel();
deliveryAddresses = [];
try {
listener = Firestore.instance
listener = FirebaseFirestore.instance
.collection('users')
.document("${user.id}")
.doc("${user!.id}")
.collection("$path")
.snapshots()
.listen((QuerySnapshot snapshot) {
deliveryAddresses.clear();
deliveryAddresses = snapshot.documents.map((documentSnapshot) {
deliveryAddresses = snapshot.docs.map((documentSnapshot) {
var s = DeliveryAddress.fromMap(
documentSnapshot.data, documentSnapshot.documentID);
documentSnapshot.data as Map<String,dynamic>, documentSnapshot.id);
return s;
}).toList();
notifyListeners();
@@ -56,9 +57,9 @@ class DeliveryAddressModel extends BaseModel {
}
Future<DeliveryAddress> getDeliveryAddress(String id) async {
String path = "/$user_collection/${user.id}/$delivery_address_collection";
var snap = await Firestore.instance.collection(path).document(id).get();
return DeliveryAddress.fromMap(snap.data, snap.documentID);
String path = "/$user_collection/${user!.id}/$delivery_address_collection";
var snap = await FirebaseFirestore.instance.collection(path).doc(id).get();
return DeliveryAddress.fromMap(snap.data as Map<String,dynamic>, snap.id);
}
void initUser(user) {
@@ -87,14 +88,14 @@ class DeliveryAddressModel extends BaseModel {
Future<List<DeliveryAddress>> getDeliveryAddresses(String userID) async {
String path = "$delivery_address_collection/";
var querySnap = await Firestore.instance
var querySnap = await FirebaseFirestore.instance
.collection('users')
.document("$userID")
.doc("$userID")
.collection("$path")
.orderBy("full_name")
.getDocuments();
return querySnap.documents
.map((e) => DeliveryAddress.fromMap(e.data, e.documentID))
.get();
return querySnap.docs
.map((e) => DeliveryAddress.fromMap(e.data as Map<String,dynamic>, e.id))
.toList();
}
}