wt1.1a flutter_bloc

lib/bloc/account/account_bloc.dart

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+import 'dart:async';
+
+import 'package:aitrainer_app/model/auth.dart';
+import 'package:aitrainer_app/model/customer.dart';
+import 'package:aitrainer_app/repository/customer_repository.dart';
+import 'package:bloc/bloc.dart';
+import 'package:equatable/equatable.dart';
+import 'package:meta/meta.dart';
+
+part 'account_event.dart';
+part 'account_state.dart';
+
+class AccountBloc extends Bloc<AccountEvent, AccountState> {
+  final CustomerRepository customerRepository;
+  bool loggedIn = false;
+  AccountBloc({this.customerRepository}) : super(AccountInitial()) {
+    if ( Auth().userLoggedIn != null ) {
+      customerRepository.customer = Auth().userLoggedIn;
+      loggedIn = true;
+    }
+  }
+
+  @override
+  Stream<AccountState> mapEventToState(
+    AccountEvent event,
+  ) async* {
+    try {
+      if (event is AccountChangeCustomer) {
+        // route to Customer Change page
+        yield AccountReady();
+      } else if (event is AccountLogin) {
+        //route to Login Page
+      } else if (event is AccountLogInFinished) {
+        customerRepository.customer = event.customer;
+        yield AccountLoggedIn();
+      } else if (event is AccountLogout) {
+        await Auth().logout();
+        customerRepository.customer = null;
+        loggedIn = false;
+        yield AccountLoggedOut();
+      }
+    } on Exception catch(e) {
+      yield AccountError(message: e.toString());
+    }
+  }
+}

lib/bloc/account/account_event.dart

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+part of 'account_bloc.dart';
+
+@immutable
+abstract class AccountEvent extends Equatable {
+  const AccountEvent();
+
+  @override
+  List<Object> get props => [];
+}
+
+class AccountChangeCustomer extends AccountEvent {
+  final Customer customer;
+
+  const AccountChangeCustomer({this.customer});
+
+  @override
+  List<Object> get props => [customer];
+}
+
+class AccountLogout extends AccountEvent {
+  final Customer customer;
+
+  const AccountLogout({this.customer});
+
+  @override
+  List<Object> get props => [customer];
+
+}
+
+class AccountLogin extends AccountEvent {
+  final Customer customer;
+
+  const AccountLogin({this.customer});
+
+  @override
+  List<Object> get props => [customer];
+}
+
+class AccountLogInFinished extends AccountEvent {
+  final Customer customer;
+
+  const AccountLogInFinished({this.customer});
+
+  @override
+  List<Object> get props => [customer];
+}

lib/bloc/account/account_state.dart

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+part of 'account_bloc.dart';
+
+@immutable
+abstract class AccountState extends Equatable {
+  const AccountState();
+  @override
+  List<Object> get props => [];
+}
+
+class AccountInitial extends AccountState {
+  const AccountInitial();
+}
+
+class AccountLoading extends AccountState {
+  const AccountLoading();
+}
+
+class AccountReady extends AccountState {
+  const AccountReady();
+}
+
+class AccountLoggedOut extends AccountState {
+  const AccountLoggedOut();
+}
+
+class AccountLoggedIn extends AccountState {
+  const AccountLoggedIn();
+}
+
+class AccountError extends AccountState {
+  final String message;
+  const AccountError({this.message});
+
+  @override
+  List<Object> get props => [message];
+}