bloc-pattern-login-form

readme.md

bloc-pattern-login-form

Created with <3 with dartpad.dev.

main.dart

import 'dart:async';

void main() {
  final bloc = Bloc();

  // bad pattern
  //  bloc.emailController.stream.listen((value) {
  //    print(value);
  //  });

  // bad pattern
  // bloc.emailController.sink.add('MY NEW EMAIL');

  // good pattern
  bloc.email.listen((value) => print(value));

  // call methods: good pattern
  bloc.changeEmail('batter up');
}

class Bloc {
  final emailController = StreamController<String>();
  final passwordController = StreamController<String>();

  // setup methods
  // Add data to stream
  Function(String) get changeEmail => emailController.sink.add;
  Function(String) get changePassword => passwordController.sink.add;

  // Retrieve data from stream
  Stream<String> get email => emailController.stream;
  Stream<String> get password => passwordController.stream;
}