feat: legacy mobile apps created
This commit is contained in:
Achintha Isuru
@@ -0,0 +1,219 @@
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import 'dart:async';
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import 'dart:developer';
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import 'package:easy_localization/easy_localization.dart';
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import 'package:firebase_auth/firebase_auth.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:krow/core/application/common/validators/phone_validator.dart';
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import 'package:krow/core/application/di/injectable.dart';
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import 'package:krow/core/sevices/auth_state_service/auth_service.dart';
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part 'auth_event.dart';
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part 'auth_state.dart';
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class AuthBloc extends Bloc<AuthEvent, AuthState> {
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final FirebaseAuth _auth = FirebaseAuth.instance;
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String? phone;
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int? resendToken;
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String? verificationId;
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AuthBloc() : super(AuthState()) {
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on<AuthTypeChangedEvent>(_onTypeChanged);
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on<AuthSendSmsEvent>(_onSendSms);
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on<AuthSendSmsToPhoneEvent>(_onSendSmsToCurrentPhone);
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on<AuthPhoneChangedEvent>(_onPhoneChanged);
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on<PhoneVerificationCompletedEvent>(_onPhoneVerificationCompleted);
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on<PhoneVerificationFailedEvent>(_onPhoneVerificationFailed);
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on<CodeSentEvent>(_onCodeSent);
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on<CodeAutoRetrievalTimeoutEvent>(_onCodeAutoRetrievalTimeout);
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on<AuthEventResendUpdateTimer>(_onUpdateTimer);
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on<AuthEventConfirmCode>(_onConfirmCode);
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on<SignInWithInitialLink>(_onSignInWithInitialLink);
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}
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FutureOr<void> _onTypeChanged(
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AuthTypeChangedEvent event,
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Emitter<AuthState> emit,
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) {
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emit(state.copyWith(authType: event.authType));
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}
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FutureOr<void> _onPhoneChanged(
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AuthPhoneChangedEvent event,
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Emitter<AuthState> emit,
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) {
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emit(state.copyWith(phoneError: null));
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}
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Future<void> _handleSendingSmsToPhoneNumber(
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String? phone,
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Emitter<AuthState> emit,
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) async {
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if (state.resendTimeout > 0) return;
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if (phone != null) {
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var phoneValidationResult = PhoneValidator.validate(phone);
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if (phoneValidationResult != null) {
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return emit(state.copyWith(phoneError: phoneValidationResult));
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}
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resendToken = null;
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verificationId = null;
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this.phone = phone;
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}
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emit(state.copyWith(isLoading: true));
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try {
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await _auth.verifyPhoneNumber(
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forceResendingToken: resendToken,
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phoneNumber: phone,
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verificationCompleted: (PhoneAuthCredential credential) {
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add(PhoneVerificationCompletedEvent(credential));
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},
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verificationFailed: (FirebaseAuthException e) {
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add(PhoneVerificationFailedEvent(e.message));
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},
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codeSent: (String verificationId, int? resendToken) {
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this.verificationId = verificationId;
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this.resendToken = resendToken;
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add(CodeSentEvent(verificationId, resendToken));
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},
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codeAutoRetrievalTimeout: (String verificationId) {
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if (isClosed) return;
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add(CodeAutoRetrievalTimeoutEvent(verificationId));
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},
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);
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} catch (e) {
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emit(
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state.copyWith(
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isLoading: false,
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phoneError: 'Invalid phone number'.tr(),
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),
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);
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}
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}
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Future<void> _onSendSms(
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AuthSendSmsEvent event,
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Emitter<AuthState> emit,
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) async {
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return _handleSendingSmsToPhoneNumber(event.phone, emit);
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}
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FutureOr<void> _onSendSmsToCurrentPhone(
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AuthSendSmsToPhoneEvent event,
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Emitter<AuthState> emit,
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) async {
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return _handleSendingSmsToPhoneNumber(
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phone = event.userPhone,
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emit,
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);
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}
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Future<void> _onConfirmCode(
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AuthEventConfirmCode event,
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Emitter<AuthState> emit,
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) async {
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emit(state.copyWith(isLoading: true));
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PhoneAuthCredential credential = PhoneAuthProvider.credential(
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verificationId: verificationId ?? '',
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smsCode: event.smsCode,
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);
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add(PhoneVerificationCompletedEvent(credential));
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}
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FutureOr<void> _onUpdateTimer(
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AuthEventResendUpdateTimer event,
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Emitter<AuthState> emit,
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) {
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emit(state.copyWith(
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resendTimeout: event.seconds, codeError: state.codeError));
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}
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FutureOr<void> _onPhoneVerificationCompleted(
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PhoneVerificationCompletedEvent event,
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Emitter<AuthState> emit,
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) async {
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try {
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await _auth.signInWithCredential(event.credential);
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emit(state.copyWith(
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isLoading: false,
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autentificated: true,
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));
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} catch (e) {
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emit(state.copyWith(
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isLoading: false,
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codeError: 'Invalid code'.tr(),
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));
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}
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}
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FutureOr<void> _onPhoneVerificationFailed(
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PhoneVerificationFailedEvent event,
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Emitter<AuthState> emit,
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) {
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emit(state.copyWith(
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isLoading: false,
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phoneError: event.error,
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));
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}
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FutureOr<void> _onCodeSent(
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CodeSentEvent event,
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Emitter<AuthState> emit,
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) {
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emit(
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state.copyWith(
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needNavigateToCodeVerification: true,
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resendTimeout: 30,
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),
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);
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_startRetryTimer();
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}
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FutureOr<void> _onCodeAutoRetrievalTimeout(
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CodeAutoRetrievalTimeoutEvent event,
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Emitter<AuthState> emit,
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) {}
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void _startRetryTimer() {
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var current = 30;
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Timer.periodic(const Duration(seconds: 1), (timer) {
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if (current <= 0) {
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timer.cancel();
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} else {
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current--;
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if (isClosed) {
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timer.cancel();
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return;
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}
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add(AuthEventResendUpdateTimer(current));
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}
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});
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}
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FutureOr<void> _onSignInWithInitialLink(
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SignInWithInitialLink event,
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Emitter<AuthState> emit,
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) async {
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try {
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await getIt<AuthService>().signInWithEmailLink(link: event.initialLink);
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emit(
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state.copyWith(
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isLoading: false,
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autentificated: true,
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),
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);
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} catch (except) {
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log('Failed to authenticate with Initial Link', error: except);
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}
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}
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}
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@@ -0,0 +1,71 @@
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part of 'auth_bloc.dart';
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@immutable
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sealed class AuthEvent {
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const AuthEvent();
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}
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class AuthTypeChangedEvent extends AuthEvent {
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final AuthType authType;
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const AuthTypeChangedEvent(this.authType);
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}
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class AuthPhoneChangedEvent extends AuthEvent {
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const AuthPhoneChangedEvent();
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}
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class AuthSendSmsEvent extends AuthEvent {
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final String? phone;
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const AuthSendSmsEvent(this.phone);
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}
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class AuthSendSmsToPhoneEvent extends AuthEvent {
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const AuthSendSmsToPhoneEvent(this.userPhone);
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final String userPhone;
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}
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class PhoneVerificationCompletedEvent extends AuthEvent {
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final PhoneAuthCredential credential;
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const PhoneVerificationCompletedEvent(this.credential);
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}
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class PhoneVerificationFailedEvent extends AuthEvent {
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final String? error;
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const PhoneVerificationFailedEvent(this.error);
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}
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class CodeSentEvent extends AuthEvent {
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final String verificationId;
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final int? resendToken;
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const CodeSentEvent(this.verificationId, this.resendToken);
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}
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class CodeAutoRetrievalTimeoutEvent extends AuthEvent {
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final String verificationId;
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const CodeAutoRetrievalTimeoutEvent(this.verificationId);
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}
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class AuthEventResendUpdateTimer extends AuthEvent {
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final int seconds;
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const AuthEventResendUpdateTimer(this.seconds);
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}
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class AuthEventConfirmCode extends AuthEvent {
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final String smsCode;
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const AuthEventConfirmCode(this.smsCode);
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}
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class SignInWithInitialLink extends AuthEvent {
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const SignInWithInitialLink({required this.initialLink});
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final Uri initialLink;
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}
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@@ -0,0 +1,47 @@
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part of 'auth_bloc.dart';
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enum AuthType { login, register }
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class AuthState {
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final AuthType? authType;
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final String? phoneError;
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String? codeError;
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final bool needClearPhone;
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final bool needNavigateToCodeVerification;
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final bool isLoading;
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final bool autentificated;
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final int resendTimeout;
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AuthState({
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this.phoneError,
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this.codeError,
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this.needClearPhone = false,
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this.needNavigateToCodeVerification = false,
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this.isLoading = false,
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this.authType,
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this.autentificated = false,
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this.resendTimeout = 0,
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});
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AuthState copyWith({
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AuthType? authType,
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String? phoneError,
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String? codeError,
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bool? needClearPhone,
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bool? needNavigateToCodeVerification,
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bool? isLoading,
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bool? autentificated,
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int? resendTimeout,
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}) {
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return AuthState(
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authType: authType ?? this.authType,
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phoneError: phoneError,
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codeError: codeError,
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needClearPhone: needClearPhone ?? false,
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needNavigateToCodeVerification: needNavigateToCodeVerification ?? false,
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isLoading: isLoading ?? false,
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autentificated: autentificated ?? false,
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resendTimeout: resendTimeout ?? this.resendTimeout,
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);
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}
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}
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