import 'package:flare_flutter/flare_actor.dart';
import 'package:flutter/material.dart';
import 'package:sqflite/sqflite.dart';
import 'package:sqlite/Models/users.dart';
import 'Utils/dbhelper2.dart';
import 'package:flare_dart/actor.dart';

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

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      title: 'Sqlite',
      theme: ThemeData(
          primarySwatch: Colors.blue,
          appBarTheme: AppBarTheme(color: Colors.purple)),
      home: Home(),
    );
  }
}

class Home extends StatefulWidget {
  @override
  _HomeState createState() => _HomeState();
}

class _HomeState extends State<Home> {
  final formKey = GlobalKey<FormState>();
  String _email;
  String _password;
  var db = DbHelper2();
  var results;
  List<Map<String, dynamic>> _users = [];
  final TextEditingController _emailController = new TextEditingController();
  final TextEditingController _passwordController = new TextEditingController();

  @override
  void initState() {
    // TODO: implement initState
    super.initState();




  }




 Future<void> _submit() async{
    if(formKey.currentState.validate()){
        formKey.currentState.save();


        var user = Users(_email, _password);
        db.insert(user).then((val){
          _emailController.clear();
          _passwordController.clear();
        });
        _users = await _view();
        setState(() {

        });

    }
  }

  Future<List<Map<String, dynamic>>> _view() async{
    _emailController.clear();
    _passwordController.clear();
    var ulist = List<Map<String, dynamic>>();
    ulist = await db.getUsers();

    return ulist;
  }

  Future<void> initValues(DbHelper2 db) async{

      var ulist = List<Map<String, dynamic>>();
      ulist = await db.getUsers();

      _users = ulist;
      setState(() {

      });




  }

  @override
  Widget build(BuildContext context) {
    initValues(db);
    return Scaffold(
      // to avoid overflow
        resizeToAvoidBottomPadding: false,
        appBar: AppBar(
          title: Text("Sqlite"),
        ),
        body:
            Stack(children: <Widget>[
              // data entry
              FlareActor('assets/test.flr',
                fit: BoxFit.cover,
                alignment: Alignment.center,
                animation: "Untitled",
              ),
              Opacity(
                opacity: 0.3,
                child: Card(
                  color: Colors.white,
                  child: Padding(
                    padding: EdgeInsets.all(8.0),
                    child: Form(
                      key: formKey,
                      child: Column(
                        mainAxisSize: MainAxisSize.min,
                        children: <Widget>[
                          TextFormField(
                            controller: _emailController ,
                            decoration: InputDecoration( labelText: "Email"),
                            validator: (input) => !input.contains("@") ? "Not Valid Email" : null,
                            onSaved: (input) => _email = input,
                          ),
                          TextFormField(
                            controller: _passwordController,
                            decoration: InputDecoration( labelText: "Password"),
                            validator: (input) => input.length < 6 ? "password not valid" : null,
                            onSaved: (input) => _password = input,
                            obscureText: true,
                          ),
                          Row(
                            mainAxisAlignment: MainAxisAlignment.end,
                            children: <Widget>[
                              Padding(
                                padding: EdgeInsets.all(8.0),
                                child: RaisedButton(
                                  onPressed: _submit,
                                  child: Text("Sign in"),
                                ),

                              ),
                              Padding(
                                padding: EdgeInsets.all(8.0),
                                child: RaisedButton(
                                  onPressed:() async {
                                    _users = await _view();
                                    setState(() {

                                    });
                                  },
                                  child: Text("View users"),
                                ),

                              )
                            ],
                          ),

                          Spacer(),

                          LimitedBox(

                              maxHeight: 300.0,
                              maxWidth: 200.0,
                              child: ListView.builder(
                                itemCount: _users.length ,
                                itemBuilder: (context, index) {
                                  return ListTile(
                                    title: Text("Email: "+ _users[index]["email"]+"\nPassword: "+_users[index]["password"]),
                                  );
                                },
                              ))



                        ],
                      ),
                    ),
                  ),
                ),)

            ],)

    );
  }
}