cloudsolutions-atoms/lib/views/pages/login.dart

import 'package:test_sa/controllers/api_routes/urls.dart';
import 'package:test_sa/controllers/http_status_manger/http_status_manger.dart';
import 'package:test_sa/controllers/localization/localization.dart';
import 'package:test_sa/controllers/notification/notification_manger.dart';
import 'package:test_sa/controllers/providers/api/user_provider.dart';
import 'package:test_sa/controllers/providers/settings/setting_provider.dart';
import 'package:test_sa/controllers/validator/validator.dart';
import 'package:test_sa/models/subtitle.dart';
import 'package:test_sa/models/user.dart';
import 'package:test_sa/views/app_style/sizing.dart';
import 'package:test_sa/views/pages/register.dart';
import 'package:test_sa/views/pages/user/land_page.dart';
import 'package:test_sa/views/widgets/app_text_form_field.dart';
import 'package:test_sa/views/widgets/buttons/app_button.dart';
import 'package:test_sa/views/widgets/buttons/app_flat_button.dart';
import 'package:test_sa/views/widgets/loaders/loading_manager.dart';
import 'package:flutter/material.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:provider/provider.dart';

import '../widgets/buttons/app_outlined_button.dart';
class Login extends StatefulWidget {
  static final String id = "/login";
  @override
  _LoginState createState() => _LoginState();
}

class _LoginState extends State<Login> {
  UserProvider _userProvider;
  SettingProvider _settingProvider;
  User _user = User();
  bool _obscurePassword = true;
  bool _firstTime = true;
  double _height;
  double _width;
  String _payload;
  final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
  final GlobalKey<ScaffoldState> _scaffoldKey = GlobalKey<ScaffoldState>();

  @override
  Widget build(BuildContext context) {
    _userProvider = Provider.of<UserProvider>(context);
    _settingProvider = Provider.of<SettingProvider>(context);
    _height = MediaQuery.of(context).size.height;
    _width = MediaQuery.of(context).size.width;
    Subtitle _subtitle = AppLocalization.of(context).subtitle;
    return Scaffold(
      key: _scaffoldKey,
      body:SafeArea(
        child: LoadingManager(
          isLoading: _userProvider.isLoading || !_settingProvider.isLoaded,
          isFailedLoading: false,
          stateCode: 200,
          onRefresh: () async {},
          child: Form(
            key: _formKey,
            child: SingleChildScrollView(
              //padding: EdgeInsets.symmetric(horizontal: 32),
              child: Column(
                children: [
                  //AppNameBar(),
                  SizedBox(height: MediaQuery.of(context).size.height / 5,),
                  Hero(
                    tag: "logo",
                    child: Image(
                      height: _height/6,
                      fit: BoxFit.contain,
                      image: AssetImage("assets/images/logo.png"),
                    ),
                  ),
                  Padding(
                    padding: EdgeInsets.symmetric(
                        horizontal: 24 * AppStyle.getScaleFactor(context),
                        vertical: 24 * AppStyle.getScaleFactor(context)
                    ),
                    child: Column(
                      children: [
                        SizedBox(height: 24 * AppStyle.getScaleFactor(context),),
                        ATextFormField(
                          initialValue: _user?.userName,
                          hintText: _subtitle.name,
                          textAlign: TextAlign.center,
                          style: Theme.of(context).textTheme.headline6,
                          prefixIconData: Icons.account_circle,
                          validator: (value) =>
                          Validator.hasValue(value)
                              ? null : _subtitle.nameValidateMessage,
                          textInputType: TextInputType.name,
                          onSaved: (value){
                            _user.userName = value;
                          },
                        ),
                        SizedBox(height: 24 * AppStyle.getScaleFactor(context),),
                        ATextFormField(
                          initialValue: _user?.password,
                          hintText: _subtitle.password,
                          obscureText: _obscurePassword,
                          style: Theme.of(context).textTheme.headline6,
                          prefixIconData: Icons.vpn_key_sharp,
                          textAlign: TextAlign.center,
                          validator: (value) => Validator.isValidPassword(value)
                              ? null : _subtitle.passwordValidateMessage,
                          showPassword: (){
                            _obscurePassword = !_obscurePassword;
                            setState(() {});
                          },
                          onSaved: (value){
                            _user.password = value;
                          },
                        ),
                        SizedBox(height: 32 * AppStyle.getScaleFactor(context),),
                        AButton(
                          text: _subtitle.signIn,
                          onPressed: () async {
                            if(!_formKey.currentState.validate())
                              return;
                            _formKey.currentState.save();
                            int status = await _userProvider.login(
                              user: _user,
                              host: _settingProvider.host,
                            );
                            if(status >= 200 && status < 300){
                              _settingProvider.setUser(_userProvider.user);
                              if(_userProvider.user.isActive)
                                Navigator.of(context).pushNamed(LandPage.id);
                              else
                                Fluttertoast.showToast(msg: _subtitle.activationAlert);
                            }else{
                              String errorMessage = status == 400
                                  ? _subtitle.wrongEmailOrPassword
                                  : HttpStatusManger.getStatusMessage(
                                  status: status, subtitle: _subtitle);
                              ScaffoldMessenger.of(context).showSnackBar(
                                  SnackBar(
                                    content: Text(
                                        errorMessage
                                    ),
                                  )
                              );
                            }
                          },
                        ),
                        SizedBox(height: 140 * AppStyle.getScaleFactor(context),),
                        AOutLinedButton(
                          text: _subtitle.signUp,
                          //color: AColors.cyan,
                          onPressed: (){
                            Navigator.of(context).pushNamed(Register.id);
                          },
                        ),

                        SizedBox(height: 32,),
                      ],
                    ),
                  ),
                ],
              ),
            ),
          ),
        ),
      ),
    );
  }
}