import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:photolink_beta/secreens/photolinkmap.dart';
import 'package:photolink_beta/services/Auth/LoginServices.dart';
import 'package:shared_preferences/shared_preferences.dart';

import 'CreateTripe.dart';

class loginpage extends StatefulWidget {
  @override
  _loginpageState createState() => _loginpageState();
}

class _loginpageState extends State<loginpage> {
  final loginServices authenticatable = loginServices();
  TextEditingController _emailController = new TextEditingController();
  TextEditingController _passwordController = new TextEditingController();

  @override
 void initState(){
    super.initState();
    //authGuard();
  }
  // authGuard() async {
  //
  //   String token = await authenticatable.GetToken();
  //   if(token!='InvalidToken' && token!=null){
  //     setState(() {
  //       Navigator.pushReplacement(
  //           context, MaterialPageRoute(builder: (_) => CreateTripe()));
  //     });
  //
  //   }
  // }
  @override
  void dispose() {
    _emailController.dispose();
    _passwordController.dispose();
    super.dispose();
  }


  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.white,
      appBar: AppBar(
        title: Text("Login Page"),
      ),
      body: SingleChildScrollView(
        child: Column(
          children: <Widget>[
            Padding(
              padding: const EdgeInsets.only(top: 60.0),
              child: Center(
                child: Container(
                    width: 200,
                    height: 150,
                    /*decoration: BoxDecoration(
                        color: Colors.red,
                        borderRadius: BorderRadius.circular(50.0)),*/
                    child: Image.asset('assets/logo.png')),
              ),
            ),
            Padding(
              //padding: const EdgeInsets.only(left:15.0,right: 15.0,top:0,bottom: 0),
              padding: EdgeInsets.symmetric(horizontal: 15),
              child: TextField(
                controller: _emailController,
                decoration: InputDecoration(
                    border: OutlineInputBorder(),
                    labelText: 'Email',
                    hintText: 'Enter valid email id as abc@gmail.com'),
              ),
            ),
            Padding(
              padding: const EdgeInsets.only(
                  left: 15.0, right: 15.0, top: 15, bottom: 0),
              //padding: EdgeInsets.symmetric(horizontal: 15),
              child: TextField(
                controller: _passwordController,
                obscureText: true,
                decoration: InputDecoration(
                    border: OutlineInputBorder(),
                    labelText: 'Password',
                    hintText: 'Enter secure password'),
              ),
            ),
            FlatButton(
              onPressed: (){
                //TODO FORGOT PASSWORD SCREEN GOES HERE
              },
              child: Text(
                'Forgot Password',
                style: TextStyle(color: Colors.blue, fontSize: 15),
              ),
            ),
            Container(
              height: 50,
              width: 250,
              decoration: BoxDecoration(
                  color: Colors.blue, borderRadius: BorderRadius.circular(20)),
              child: FlatButton(
                onPressed: () async {

                  try {
                    print(_emailController.text);
                    print(_passwordController.text);
                        loginServices controller =
                    new loginServices();
                    final authresult = await controller.getToken(
                        _emailController.text,
                        _passwordController.text);
                    if (authresult.statusCode == 200 &&
                        authresult.data.access != null) {
                      /*saving the email adress in local storage*/
                      SharedPreferences myPrefs =
                          await SharedPreferences.getInstance();
                      myPrefs.setString(
                          'UserEmail', _emailController.text);
                      /*saving the email adress in local storage*/
                      Navigator.pushReplacement(
                          context, MaterialPageRoute(builder: (_) => CreateTripe()));

                    } else {
                      throw (authresult.errorMessage);
                    }
                  } catch (e) {
                    //stop loading
                    print(e);
                    showAlertDialog(context);
                  }
                },
                child: Text(
                  'Login',
                  style: TextStyle(color: Colors.white, fontSize: 25),
                ),
              ),
            ),
            SizedBox(
              height: 130,
            ),
            Text('New User? Create Account')
          ],
        ),
      ),
    );
  }
  showAlertDialog(BuildContext context) {

    // set up the buttons
    Widget cancelButton = FlatButton(
      child: Text("Cancel"),
      onPressed:  () {},
    );
    Widget continueButton = FlatButton(
      child: Text("Continue"),
      onPressed:  () {},
    );

    // set up the AlertDialog
    AlertDialog alert = AlertDialog(
      title: Text("AlertDialog"),
      content: Text("Error to login please try another account"),
      actions: [
        cancelButton,
        continueButton,
      ],
    );

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