aaronksaunders

  Future _buildErrorDialog(BuildContext context, _message) {
    return showDialog(
      builder: (context) {
        return AlertDialog(
          title: Text('Error Message'),
          content: Text(_message),
          actions: [
            FlatButton(
                child: Text('Cancel'),
                onPressed: () {

aaronksaunders

    // Validate will return true if is valid, or false if invalid.
    if (form.validate()) {
      var result = await Provider.of(context)
          .loginUser(email: _email, password: _password);
      if (result == null) {
        // see project in github for this code
        //return _buildShowErrorDialog(context,
        //    "Error Logging In With Those Credentials");
      }
    }

aaronksaunders

import 'dart:async';
import 'package:flutter/material.dart';

class AuthService with ChangeNotifier {
  var currentUser;

  AuthService() {
    print("new AuthService");
  }

aaronksaunders

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(primarySwatch: Colors.blue),
      home: FutureBuilder(
        // get the Provider, and call the getUser method
        future: Provider.of<AuthService>(context).getUser(),

aaronksaunders

  children: <Widget>[
    SizedBox(height: 20.0),    // <= NEW
    Text(
      'Login Information',
      style: TextStyle(fontSize: 20),
    ),
    SizedBox(height: 20.0),   // <= NEW
    TextFormField(
        keyboardType: TextInputType.emailAddress,
        decoration: InputDecoration(labelText: "Email Address")),

aaronksaunders

    body: Container(
      padding: EdgeInsets.all(20.0),
      child: Column()
    )

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class _LoginPageState extends State<LoginPage> {
  final _formKey = GlobalKey<FormState>();
  String _password;
  String _email;

aaronksaunders

class _LoginPageState extends State<LoginPage> {
  final _formKey = GlobalKey<FormState>();

aaronksaunders

import 'package:flutter/material.dart';
import 'package:simple_firebase_auth/login_page.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(

aaronksaunders

import 'package:flutter/material.dart';

class HomePage extends StatefulWidget {
  @override
  _HomePageState createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
  @override
  Widget build(BuildContext context) {