mobile-app/lib/presentation/screens/slide_menu/navigation_home_screen.dart

import 'package:farm_tpf/main.dart';
import 'package:farm_tpf/presentation/screens/control_device/sc_control_device.dart';
import 'package:farm_tpf/presentation/screens/plot/sc_plot.dart';
import 'package:farm_tpf/utils/const_color.dart';
import 'package:flutter/material.dart';

import 'drawer_user_controller.dart';
import 'home_drawer.dart';

class NavigationHomeScreen extends StatefulWidget {
  static Route route() {
    return MaterialPageRoute<void>(builder: (_) => NavigationHomeScreen());
  }

  @override
  _NavigationHomeScreenState createState() => _NavigationHomeScreenState();
}

class _NavigationHomeScreenState extends State<NavigationHomeScreen> {
  Widget screenView;
  DrawerIndex drawerIndex;

  @override
  void initState() {
    drawerIndex = DrawerIndex.Home;
    screenView = PlotListScreen();
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return Container(
      color: COLOR_CONST.DEFAULT,
      child: SafeArea(
        top: false,
        bottom: false,
        child: Scaffold(
          backgroundColor: COLOR_CONST.WHITE,
          body: DrawerUserController(
            screenIndex: drawerIndex,
            drawerWidth: MediaQuery.of(context).size.width * 0.75,
            onDrawerCall: (DrawerIndex drawerIndexdata) {
              changeIndex(drawerIndexdata);
              //callback from drawer for replace screen as user need with passing DrawerIndex(Enum index)
            },
            screenView: screenView,
            //we replace screen view as we need on navigate starting screens like MyHomePage, HelpScreen, FeedbackScreen, etc...
          ),
        ),
      ),
    );
  }

  void changeIndex(DrawerIndex drawerIndexdata) {
    if (drawerIndex != drawerIndexdata) {
      drawerIndex = drawerIndexdata;
      if (drawerIndex == DrawerIndex.Home) {
        setState(() {
          screenView = PlotListScreen();
        });
      } else if (drawerIndex == DrawerIndex.ControlDevice) {
        setState(() {
          screenView = ControlDeviceScreen();
        });
      } else if (drawerIndex == DrawerIndex.ScanBarcode) {
        setState(() {
          changeIndex(DrawerIndex.Home);
          scan(context);
        });
      } else {
        //do in your way......
      }
    }
  }
}