logout function

lib/presentation/screens/account/sc_account.dart

+import 'package:farm_tpf/authentication/bloc/authentication_bloc.dart';
+import 'package:farm_tpf/data/repository/user_repository.dart';
 import 'package:farm_tpf/presentation/custom_widgets/app_bar_widget.dart';
 import 'package:farm_tpf/presentation/custom_widgets/button_icon_widget.dart';
 import 'package:farm_tpf/presentation/screens/profile/sc_change_password.dart';
 import 'package:farm_tpf/presentation/screens/profile/sc_update_profile.dart';
-import 'package:farm_tpf/utils/const_color.dart';
 import 'package:farm_tpf/utils/const_icons.dart';
+import 'package:farm_tpf/utils/pref.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:package_info/package_info.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
 
 class AccountScreen extends StatefulWidget {
   @override
 }
 
 class _AccountScreenState extends State<AccountScreen> {
+  var pref = LocalPref();
+  UserRepository _userRepository = UserRepository();
   PackageInfo _packageInfo = PackageInfo(
     version: '1.0.0',
     buildNumber: '1.',
     _initPackageInfo();
   }
 
+  _clickSignOut() async {
+    context.bloc<AuthenticationBloc>().add(AuthenticationLogoutRequested());
+    try {
+      String pushKey = await pref.getString(DATA_CONST.PUSH_KEY);
+      if (pushKey.isNotEmpty) {
+        _userRepository
+            .deleteFcmToken(pushKey)
+            .then((value) {})
+            .catchError((err) {})
+            .whenComplete(() {
+          pref.saveString(DATA_CONST.TOKEN_KEY, "");
+          pref.saveString(DATA_CONST.PUSH_KEY, "");
+          pref.saveString(DATA_CONST.CURRENT_FULL_NAME, "");
+        });
+      }
+    } catch (e) {
+      pref.saveString(DATA_CONST.CURRENT_FULL_NAME, "");
+      pref.saveString(DATA_CONST.TOKEN_KEY, "");
+      pref.saveString(DATA_CONST.PUSH_KEY, "");
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
                     color: Colors.red),
                 leadingIcon: AppIcons.icLogout,
                 trailingIcon: AppIcons.icArrowRight,
-                onTap: () {}),
+                onTap: () {
+                  _clickSignOut();
+                }),
           ])),
         ],
       ),