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396 changes: 396 additions & 0 deletions Myhomepage.dart
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Original file line number Diff line number Diff line change
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import 'package:flutter/material.dart';
import 'package:registration/Screens/location.dart';
import 'package:registration/Screens/phoneauthscreen.dart';
import 'package:registration/Screens/signup.dart';
import 'package:cloud_firestore/cloud_firestore.dart';
import 'package:google_sign_in/google_sign_in.dart';
import 'package:registration/Logic/CreateAccount.dart';
import 'package:firebase_auth/firebase_auth.dart';



final GoogleSignIn googlesignin = GoogleSignIn();

final userref = Firestore.instance.collection('users');

class MyHomePage extends StatefulWidget {
MyHomePage({Key key}) : super(key: key);

_MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
final GlobalKey<ScaffoldState> _scaffoldKey = new GlobalKey<ScaffoldState>();

String _email;
String _password;

showAlertDialog(BuildContext context,String text) {

// set up the buttons

Widget continueButton = FlatButton(
child: Text("Ok"),
onPressed: () {
Navigator.of(context).pop();
},
);

// set up the AlertDialog
AlertDialog alert = AlertDialog(
title: Text("AlertDialog"),
content: Text("$text"),
actions: [

continueButton,
],
);

// show the dialog
showDialog(
context: context,
builder: (BuildContext context) {
return alert;
},
);
}

// Google sign in code Start

bool _isAuth = false;

@override
void initState() {
super.initState();
googlesignin.onCurrentUserChanged.listen((user) {
if (user != null) {
createUsersInFirestore();

setState(() {

_isAuth = true;
});
} else {
setState(() {
_isAuth = false;
});
}
}, onError: (err) {
print("Error Signing in $err");
});


googlesignin.signInSilently(suppressErrors: false).then((user) {
if (user != null) {
createUsersInFirestore();
print("User Signed in to $user");

setState(() {
_isAuth = true;
});
} else {
setState(() {
_isAuth = false;
});
}
}).catchError((err) {
print("Error is $err ");
});
}

createUsersInFirestore() async {
// check to see if user exist in user collection in database

final GoogleSignInAccount user = googlesignin.currentUser;

final DocumentSnapshot doc = await userref.document(user.id).get();
final DateTime timestamp = DateTime.now();

if (!doc.exists) {
final username = await Navigator.push(
context, MaterialPageRoute(builder: (context) => CreateAccount()));

userref.document(user.id).setData({
"id": user.id,
"username": username,
"photoUrl": user.photoUrl,
"email": user.email,
"displayName": user.displayName,
"bio": "",
"timeStamp": timestamp
});
}

// if user is not exist, take them to create username page

// we will create user
}

login() {
googlesignin.signIn();
Navigator.pushReplacement(
context,
MaterialPageRoute(
builder: (context) => Location()));
}

logout() {
googlesignin.signOut();
FirebaseAuth.instance.signOut();

Navigator.push(
context, MaterialPageRoute(builder: (context) => MyHomePage()));
}

// Widget buildAuthScreen() {
// return Scaffold(
// key: _scaffoldKey,
// body: Center(
// child: Column(
// children: <Widget>[
// Container(
// child: Center(
// child: RaisedButton(
// child: Text("Logout"),
// onPressed: logout,
// ),
// ),
// ),
// Container(
// child: Center(
// child: RaisedButton(
// child: Text("Location"),
// onPressed: () {
// Navigator.push(context,
// MaterialPageRoute(builder: (context) => Location()));
// },
// ),
// ),
// ),
// ],
// ),
// ),
// );
// }

Color textcolor = Color(0xff686C80);

@override
Widget build(BuildContext context) {
return buildUnAuthScreen();
}

Widget buildUnAuthScreen() {
return Scaffold(
key: _scaffoldKey,
backgroundColor: Color(0xffEEF0F7),
resizeToAvoidBottomPadding: false,
body: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
Container(
child: Container(
padding: EdgeInsets.fromLTRB(15.0, 110.0, 0.0, 0.0),
child: Text(
'Welcome',
style: TextStyle(
fontSize: 40.0, letterSpacing: 1, color: textcolor),
),
),
),
SizedBox(height: 30),
Container(
padding: EdgeInsets.only(top: 35.0, left: 20.0, right: 20.0),
child: Column(
children: <Widget>[
TextField(
onChanged: (val) {
setState(() {
_email = val;
});
},
decoration: InputDecoration(
labelText: 'USERNAME',
labelStyle: TextStyle(
fontFamily: 'Montserrat',
fontWeight: FontWeight.bold,
color: Colors.grey),
focusedBorder: UnderlineInputBorder(
borderSide: BorderSide(color: textcolor))),
),
SizedBox(height: 20.0),
TextField(
onChanged: (val) {
setState(() {
_password = val;
});
},
decoration: InputDecoration(
labelText: 'PASSWORD ',
labelStyle: TextStyle(
fontFamily: 'Montserrat',
fontWeight: FontWeight.bold,
color: Colors.grey),
focusedBorder: UnderlineInputBorder(
borderSide: BorderSide(color: textcolor))),
obscureText: true,
),
SizedBox(height: 20.0),
Container(
child: Text(
"Forgot Password?",
textAlign: TextAlign.right,
style: TextStyle(
fontFamily: 'Montserrat',
fontWeight: FontWeight.bold,
color: Colors.grey),
),
),

SizedBox(height: 20.0),
Container(
height: 40.0,
child: Material(
borderRadius: BorderRadius.circular(20.0),
shadowColor: textcolor,
color: textcolor,
elevation: 7.0,
child: RaisedButton(
onPressed: () {
FirebaseAuth.instance
.signInWithEmailAndPassword(
email: _email, password: _password)
.then((FirebaseUser user) {

if(user != null){
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => Location()));
}


}).catchError((e) {
print(e);

showAlertDialog(context, "$e");



});
},
child: Center(
child: Text(
'LOGIN',
style: TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
fontFamily: 'Montserrat'),
),
),
),
),
),
SizedBox(
height: 20.0,
),
GestureDetector(
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => SignUpPage()),
);
},
child: Container(
child: Text(
"Have an account? Register here",
textAlign: TextAlign.right,
style: TextStyle(
fontFamily: 'Montserrat',
fontWeight: FontWeight.bold,
color: Colors.grey),
),
),
),
SizedBox(height: 20.0),
Container(
height: 40.0,
color: Colors.transparent,
child: Container(
decoration: BoxDecoration(
border: Border.all(
color: Colors.black,
style: BorderStyle.solid,
width: 1.0),
color: Colors.transparent,
borderRadius: BorderRadius.circular(20.0)),
child: InkWell(
onTap: login,
child: Center(
child: Text('Login With Google',
style: TextStyle(
fontWeight: FontWeight.bold,
fontFamily: 'Montserrat')),
),
),
),
),
SizedBox(height: 20.0),
Container(
height: 40.0,
color: Colors.transparent,
child: Container(
decoration: BoxDecoration(
border: Border.all(
color: Colors.black,
style: BorderStyle.solid,
width: 1.0),
color: Colors.transparent,
borderRadius: BorderRadius.circular(20.0)),
child: InkWell(
onTap: (){
// fbLogin.logInWithReadPermision();

Navigator.push(context, MaterialPageRoute(builder: (context) => Authentication()));
},
child: Center(
child: Text('Login With Facebook',
style: TextStyle(
fontWeight: FontWeight.bold,
fontFamily: 'Montserrat')),
),
),
),
),
SizedBox(height: 20.0),
Container(
height: 40.0,
color: Colors.transparent,
child: Container(
decoration: BoxDecoration(
border: Border.all(
color: Colors.black,
style: BorderStyle.solid,
width: 1.0),
color: Colors.transparent,
borderRadius: BorderRadius.circular(20.0)),
child: InkWell(
onTap: (){

Navigator.push(context, MaterialPageRoute(builder: (context) => Authentication()));
},
child: Center(
child: Text('Login With Phone Number',
style: TextStyle(
fontWeight: FontWeight.bold,
fontFamily: 'Montserrat')),
),
),
),
),
],
)),
]));
}
}