75 lines
1.8 KiB
Dart
75 lines
1.8 KiB
Dart
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import 'dart:async';
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import 'package:cloud_firestore/cloud_firestore.dart';
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import 'package:fcs/vo/notification.dart';
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import 'base_model.dart';
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import 'constants.dart';
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import 'firebase_helper.dart';
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class NotificationModel extends BaseModel {
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int filer=0;
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List<Notification> notifications = [];
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var filterValues = {1: "po", 2: "do", 3: "buyer"};
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List<Notification> get notis {
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return notifications
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.where((n) => filer == 0 || n.itemType == filterValues[filer])
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.toList();
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}
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int unseen = 0;
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void initUser(user) {
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super.initUser(user);
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_loadNotifications();
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}
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@override
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logout() async {
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notifications = [];
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}
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Future<void> _loadNotifications() async {
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Stream<QuerySnapshot> snapshots = Firestore.instance
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.collection(
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"/$biz_collection/${setting.okEnergyId}/$user_collection/${user.docID}/$notification_collection")
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.orderBy("time", descending: true)
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.limit(50)
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.snapshots();
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snapshots.listen((snaps) async {
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notifications.clear();
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unseen = 0;
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// snaps.documentChanges.forEach((c) {
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// if (c.type == DocumentChangeType.added) {
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// FlutterRingtonePlayer.play(
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// android: AndroidSounds.notification,
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// ios: IosSounds.glass,
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// );
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// }
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// });
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snaps.documents.forEach((d) {
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var n = Notification.fromMap(d.data, d.documentID);
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if (!n.seen) unseen++;
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notifications.add(n);
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});
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notifyListeners();
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});
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}
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void filter(int filter) {
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this.filer = filter;
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}
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Future<void> seen() async {
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await request("/notification/seen", "POST", token: await getToken());
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}
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Future<void> seenID(String id) async {
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await request("/notification/seen/${user.docID}/$id", "POST",
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token: await getToken());
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}
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}
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