drawer.dart

import 'package:coocafe_tecnico_app/pages/home_page.dart';
import 'package:coocafe_tecnico_app/pages/lista-produtor-page.dart';
import 'package:coocafe_tecnico_app/pages/login_page.dart';
import 'package:coocafe_tecnico_app/pages/notificacoes-page.dart';
import 'package:coocafe_tecnico_app/services/sync.service.dart';
import 'package:coocafe_tecnico_app/widgets/drawer_tile.dart';
import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:date_format/date_format.dart';

class DrawerPage extends StatelessWidget {
  final PageController pageCtrl;
  SyncService sync = SyncService();

  DrawerPage({this.pageCtrl});

  @override
  Widget build(BuildContext context) {
    return Drawer(
        child: new ListView(
          children: <Widget> [
            Container(
              height: 80.0,
              child: DrawerHeader(
                child: new Text('Menu', style: TextStyle(fontSize: 20.0, color: Colors.white, fontWeight: FontWeight.bold),),
                decoration: BoxDecoration(color: Colors.blueGrey),
              ),
            ),

            DrawerTile(Icons.home, "Início", pageCtrl, 0),
            DrawerTile(Icons.people, "Produtores", pageCtrl, 1),
            DrawerTile(Icons.notifications, "Notificações", pageCtrl, 2),

            ListTile(
              leading: Icon(Icons.refresh, color: Colors.white,),
              title: Text("Sincronizar", style: TextStyle(color: Colors.white),),
              onTap: (){
                showDialog(
                  context: context,
                  builder: (BuildContext context) {
                    return AlertDialog(
                      title: Text("Sincronizar Dados"),
                      content: Text("Deseja sincronizar os dados com o servidor?"),
                      actions: <Widget>[
                        FlatButton(
                          child: Text("Não"),
                          onPressed: () {
                            Navigator.of(context).pop();
                            Navigator.of(context).pop();
                          },
                        ),
                        FlatButton(
                          child: Text("Sim"),
                          onPressed: () async {
                            Navigator.of(context).pop();
                            Navigator.of(context).pop();

                            SharedPreferences prefs = await SharedPreferences.getInstance();

                            sync.getListaSafra(context);
                            sync.getListaCultura(context);
                            sync.getListaFilial(context);
                            sync.getListaTipoTitulo(context);
                            sync.getListaNotificacoesTecnico(context);
                            sync.getListaProdutor(context);
                            String _dataRefresh = "Atualizado em " + formatDate(
                                DateTime.now(), [dd, '/', mm, '/', yyyy]) + " às " +
                                formatDate(DateTime.now(), [HH, ':', nn, ':', ss]);

                            prefs.setString("TextoAtualizacao", _dataRefresh);
                          },
                        )
                      ],
                    );
                  }
                );
              },
            ),

            ListTile(
              leading: Icon(Icons.exit_to_app, color: Colors.white,),
              title: Text("Sair", style: TextStyle(color: Colors.white),),
              onTap: () async {
                SharedPreferences prefs = await SharedPreferences.getInstance();
                await prefs.setString('user', '');
                await prefs.setString('pass', '');
                await prefs.setString('key', '');
                await prefs.setString('TextoAtualizacao', '');

                Navigator.pushReplacementNamed(context, LoginPage.tag);
              },
            ),
          ],
        )
    );
  }
}