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

import 'package:badges/badges.dart';
import 'package:farm_tpf/authentication/authentication.dart';
import 'package:farm_tpf/custom_model/NotificationObjectDTO.dart';
import 'package:farm_tpf/data/repository/user_repository.dart';
import 'package:farm_tpf/presentation/screens/notification/sc_notification.dart';
import 'package:farm_tpf/presentation/screens/notification/update_count_noti_bloc.dart';
import 'package:farm_tpf/presentation/screens/profile/sc_update_profile.dart';
import 'package:farm_tpf/utils/const_color.dart';
import 'package:farm_tpf/utils/pref.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:get/get.dart';
import 'package:get/state_manager.dart';

class HomeDrawer extends StatefulWidget {
  const HomeDrawer(
      {Key key,
      this.screenIndex,
      this.iconAnimationController,
      this.callBackIndex})
      : super(key: key);

  final AnimationController iconAnimationController;
  final DrawerIndex screenIndex;
  final Function(DrawerIndex) callBackIndex;

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

class _HomeDrawerState extends State<HomeDrawer> {
  var currentDrawerIndex = DrawerIndex.Home;
  var pref = LocalPref();
  UserRepository _userRepository = UserRepository();
  List<DrawerList> drawerList;
  final updateFullName = Get.put(UpdateFullName());

  @override
  void initState() {
    setdDrawerListArray();
    super.initState();
  }

  void setdDrawerListArray() {
    drawerList = <DrawerList>[
      DrawerList(
          index: DrawerIndex.ScanBarcode,
          labelName: "Quét mã QR",
          icon: Icon(Icons.camera)),
      DrawerList(
        index: DrawerIndex.Home,
        labelName: 'Danh sách lô',
        icon: Icon(Icons.home),
      ),
      DrawerList(
        index: DrawerIndex.ControlDevice,
        labelName: 'Điều khiển thiết bị',
        icon: Icon(Icons.device_hub),
      )
    ];
  }

  @override
  Widget build(BuildContext context) {
    return Container(
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.stretch,
        mainAxisAlignment: MainAxisAlignment.start,
        children: <Widget>[
          Container(
            width: double.infinity,
            padding: const EdgeInsets.only(top: 45.0),
            child: Container(
              padding: const EdgeInsets.all(16.0),
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                mainAxisAlignment: MainAxisAlignment.start,
                children: <Widget>[
                  AnimatedBuilder(
                    animation: widget.iconAnimationController,
                    builder: (BuildContext context, Widget child) {
                      return ScaleTransition(
                        scale: AlwaysStoppedAnimation<double>(
                            1.0 - (widget.iconAnimationController.value) * 0.2),
                        child: RotationTransition(
                          turns: AlwaysStoppedAnimation<double>(Tween<double>(
                                      begin: 0.0, end: 24.0)
                                  .animate(CurvedAnimation(
                                      parent: widget.iconAnimationController,
                                      curve: Curves.fastOutSlowIn))
                                  .value /
                              360),
                          child: Container(
                            height: 100,
                            width: 100,
                            decoration: BoxDecoration(
                              borderRadius: BorderRadius.circular(120),
                              border: Border.all(
                                  width: 0.35, color: COLOR_CONST.DEFAULT),
                            ),
                            child: ClipRRect(
                              borderRadius:
                                  const BorderRadius.all(Radius.circular(10.0)),
                              child: FlutterLogo(
                                size: 10,
                              ),
                            ),
                          ),
                        ),
                      );
                    },
                  ),
                  Padding(
                    padding: const EdgeInsets.only(top: 8, left: 20),
                    child: Text(
                      '${Get.find<UpdateFullName>().fullName ?? ''}',
                      style: TextStyle(
                        fontWeight: FontWeight.w600,
                        color: COLOR_CONST.GRAY1,
                        fontSize: 18,
                      ),
                    ),
                  ),
                ],
              ),
            ),
          ),
          const SizedBox(
            height: 4,
          ),
          Divider(
            height: 1,
            color: COLOR_CONST.GRAY1,
          ),
          Expanded(
            child: ListView.builder(
              physics: const BouncingScrollPhysics(),
              padding: const EdgeInsets.all(0.0),
              itemCount: drawerList.length,
              itemBuilder: (BuildContext context, int index) {
                return inkwell(drawerList[index]);
              },
            ),
          ),
          Divider(
            height: 1,
            color: COLOR_CONST.GRAY1,
          ),
          Column(
            children: <Widget>[
              ListTile(
                title: Text(
                  'Thông báo',
                  style: TextStyle(
                    fontWeight: FontWeight.w600,
                    fontSize: 16,
                  ),
                  textAlign: TextAlign.left,
                ),
                leading: _iconWithBadgeNotiCount(),
                onTap: () {
                  navigationtoScreen(currentDrawerIndex);
                  Navigator.of(context).push(
                      MaterialPageRoute(builder: (_) => NotificationScreen()));
                },
              ),
              SizedBox(
                height: 2.0,
              ),
              ListTile(
                title: Text(
                  'Cài đặt',
                  style: TextStyle(
                    fontWeight: FontWeight.w600,
                    fontSize: 16,
                  ),
                  textAlign: TextAlign.left,
                ),
                leading: Icon(
                  Icons.settings,
                  color: Colors.black,
                ),
                onTap: () {
                  navigationtoScreen(currentDrawerIndex);
                  Navigator.of(context).push(
                      MaterialPageRoute(builder: (_) => UpdateProfileScreen()));
                },
              ),
              SizedBox(
                height: 2.0,
              ),
              ListTile(
                title: Text(
                  'Đăng xuất',
                  style: TextStyle(
                    fontWeight: FontWeight.w600,
                    fontSize: 16,
                  ),
                  textAlign: TextAlign.left,
                ),
                leading: Icon(
                  Icons.power_settings_new,
                  color: Colors.red,
                ),
                onTap: () {
                  _clickSignOut();
                },
              ),
              SizedBox(
                height: MediaQuery.of(context).padding.bottom,
              )
            ],
          ),
        ],
      ),
    );
  }

  Widget inkwell(DrawerList listData) {
    return Material(
      color: Colors.white,
      child: InkWell(
        splashColor: Colors.grey.withOpacity(0.1),
        highlightColor: Colors.transparent,
        onTap: () {
          currentDrawerIndex = listData.index;
          navigationtoScreen(listData.index);
        },
        child: Stack(
          children: <Widget>[
            Container(
              padding: const EdgeInsets.only(top: 8.0, bottom: 8.0),
              child: Row(
                children: <Widget>[
                  Container(
                    width: 6.0,
                    height: 46.0,
                  ),
                  const Padding(
                    padding: EdgeInsets.all(4.0),
                  ),
                  listData.isAssetsImage
                      ? Container(
                          width: 24,
                          height: 24,
                          child: Image.asset(listData.imageName,
                              color: currentDrawerIndex == listData.index
                                  ? COLOR_CONST.DEFAULT
                                  : COLOR_CONST.BLACK),
                        )
                      : Icon(listData.icon.icon,
                          color: widget.screenIndex == listData.index
                              ? COLOR_CONST.DEFAULT
                              : COLOR_CONST.BLACK),
                  const Padding(
                    padding: EdgeInsets.all(4.0),
                  ),
                  Text(
                    listData.labelName,
                    style: TextStyle(
                      fontWeight: FontWeight.w500,
                      fontSize: 16,
                      color: widget.screenIndex == listData.index
                          ? COLOR_CONST.DEFAULT
                          : COLOR_CONST.BLACK,
                    ),
                    textAlign: TextAlign.left,
                  ),
                ],
              ),
            ),
            widget.screenIndex == listData.index
                ? AnimatedBuilder(
                    animation: widget.iconAnimationController,
                    builder: (BuildContext context, Widget child) {
                      return Transform(
                        transform: Matrix4.translationValues(
                            (MediaQuery.of(context).size.width * 0.75 - 64) *
                                (1.0 -
                                    widget.iconAnimationController.value -
                                    1.0),
                            0.0,
                            0.0),
                        child: Padding(
                          padding: EdgeInsets.only(top: 8, bottom: 8),
                          child: Container(
                            width:
                                MediaQuery.of(context).size.width * 0.75 - 64,
                            height: 46,
                            decoration: BoxDecoration(
                              color: COLOR_CONST.DEFAULT.withOpacity(0.2),
                              borderRadius: new BorderRadius.only(
                                topLeft: Radius.circular(0),
                                topRight: Radius.circular(28),
                                bottomLeft: Radius.circular(0),
                                bottomRight: Radius.circular(28),
                              ),
                            ),
                          ),
                        ),
                      );
                    },
                  )
                : const SizedBox()
          ],
        ),
      ),
    );
  }

  Future<void> navigationtoScreen(DrawerIndex indexScreen) async {
    widget.callBackIndex(indexScreen);
  }

  _clickSignOut() async {
    context.bloc<AuthenticationBloc>().add(AuthenticationLogoutRequested());
    try {
      String pushKey = await pref.getString(DATA_CONST.PUSH_KEY);
      if (pushKey.isNotEmpty) {
        _userRepository
            .deleteFcmToken(pushKey)
            .then((value) {})
            .catchError((err) {})
            .whenComplete(() {
          pref.saveString(DATA_CONST.TOKEN_KEY, "");
          pref.saveString(DATA_CONST.PUSH_KEY, "");
          pref.saveString(DATA_CONST.CURRENT_FULL_NAME, "");
        });
      }
    } catch (e) {
      pref.saveString(DATA_CONST.CURRENT_FULL_NAME, "");
      pref.saveString(DATA_CONST.TOKEN_KEY, "");
      pref.saveString(DATA_CONST.PUSH_KEY, "");
    }
  }

  Widget _iconWithBadgeNotiCount() {
    return StreamBuilder(
      stream: updateCountNotiBloc.actions,
      builder: (context, AsyncSnapshot<dynamic> snapshot) {
        if (snapshot.hasData) {
          var noti = snapshot.data as NotificationObjectDTO;
          var unreadNoti = noti.numberUnreadTotal.toString();
          return Badge(
            badgeContent: Text(
              '' + unreadNoti,
              softWrap: true,
              style: TextStyle(color: Colors.white),
            ),
            shape: BadgeShape.square,
            badgeColor: Colors.red,
            borderRadius: 20,
            position: BadgePosition(top: -15, start: 10),
            child: Icon(
              Icons.notifications,
              color: Colors.black,
            ),
          );
        } else {
          return Badge(
            badgeContent: Text(
              '0',
              softWrap: true,
              style: TextStyle(color: Colors.white),
            ),
            shape: BadgeShape.square,
            badgeColor: Colors.red,
            borderRadius: 20,
            position: BadgePosition(top: -15, start: 10),
            child: Icon(
              Icons.notifications,
              color: Colors.black,
            ),
          );
        }
      },
    );
  }
}

enum DrawerIndex { ScanBarcode, Home, ControlDevice }

class DrawerList {
  DrawerList({
    this.isAssetsImage = false,
    this.labelName = '',
    this.icon,
    this.index,
    this.imageName = '',
  });

  String labelName;
  Icon icon;
  bool isAssetsImage;
  String imageName;
  DrawerIndex index;
}

class UpdateFullName extends GetxController {
  var fullName;
  void init() {
    fullName = "";
  }

  void changeName(String name) {
    fullName = name;
    update();
  }
}