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import 'package:equatable/equatable.dart';

abstract class AuthenticationState extends Equatable {}

class AuthenticationUninitialized extends AuthenticationState {
  @override
  String toString() => 'AuthenticationUninitialized';
}

class AuthenticationAuthenticated extends AuthenticationState {

trongdth

import 'package:equatable/equatable.dart';
import 'package:parse_server_sdk/parse_server_sdk.dart';

abstract class AuthenticationEvent extends Equatable {
  AuthenticationEvent([List props = const []]) : super(props);
}

class AppStarted extends AuthenticationEvent {
  @override
  String toString() => 'AppStarted';

trongdth

import 'package:flutter_bloc_back4app/data/models/message.dart';
import 'package:parse_server_sdk/parse_server_sdk.dart';

class MessageRepository {
  
  MessageRepository();

  Future<List> loadAllMessages() async {
    var apiResponse = await Message().getAll();

trongdth

import 'package:meta/meta.dart';
import 'package:parse_server_sdk/parse_server_sdk.dart';

class UserRepository {
  
  UserRepository();

  /// Auth [email], [password]
  /// 

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Widget _buildListOfMessages(HomeState state) {
    if (state is HomeLoaded) {
      lst = state.lstMessages;
    }
    return Stack(
      children: <Widget>[
        ListView.separated(
          itemCount: lst.length,
          itemBuilder: (BuildContext context, int index) {
            return Center(

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@override
  Widget build(BuildContext context) {
    return MultiBlocListener(
      listeners: [
        BlocListener<SignupCubit, SignupState>(
          listener: (context, state) {
            if (state is SignupSuccess) {
              context.read<AuthCubit>().appStarted();
            }
          },

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@override
  Widget build(BuildContext context) {
    return BlocListener<LoginCubit, LoginState>(
      listener: (context, state) {
        if (state is LoginFailure) {
          _scaffoldstate.currentState.showSnackBar(SnackBar(content: Text(state.error)));
        } else if (state is LoginSuccess) {
          context.read<AuthCubit>().appStarted();
        }
      },

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const String PARSE_APP_ID = '{YOUR APP ID}';
const String PARSE_APP_URL = 'https://parseapi.back4app.com';
const String MASTER_KEY = '{YOUR MASTER KEY}';
const String LIVE_QUERY_URL = 'wss://trongdth.back4app.io';

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@override
void initState() {
  ...
  _focusNode.addListener(() {
    if (!_focusNode.hasFocus) {
      setState(() {
        if (txtController.text.isEmpty) {
          isShowHintText = true;
        } else {
          isShowHintText = false;

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@override
Widget build(BuildContext context) {
  return Stack(
    children: <Widget>[
      Align(
        alignment: Alignment.bottomLeft,
        child: Text(
          (isShowHintText) ? '' : overlapText,
          textAlign: TextAlign.start,
          style: (txtController.text.isEmpty) ? widget.lblNormalStyle : widget.lblHighlightStyle,