eatvio_app/lib/widgets/bottom_navigation_bar_widget.dart

import 'package:eatvio_app/core/app_export.dart';
import 'package:flutter/material.dart';
import 'package:eatvio_app/widgets/custom_navigation_menu.dart';
import 'package:flutter_svg/flutter_svg.dart';
import 'package:go_router/go_router.dart';

int currentBottomNavBarIndex = 0;

class BottomNavigationBarWidget extends StatefulWidget {
  final Widget child;

  const BottomNavigationBarWidget({
    super.key,
    required this.child,
  });

  @override
  State<BottomNavigationBarWidget> createState() => _BottomNavigationBarWidgetState();
}

class _BottomNavigationBarWidgetState extends State<BottomNavigationBarWidget> {
  void _onItemTapped(int index) {
    if (currentBottomNavBarIndex != index) {
      setState(() {
        currentBottomNavBarIndex = index;
      });
    }
    switch (currentBottomNavBarIndex) {
      case 0:
        GoRouter.of(context).replace('/my-profile-screen');
        break;
      case 1:
        GoRouter.of(context).replace('/feed-screen');
        break;
      case 2:
        GoRouter.of(context).replace('/diary-screen');
        break;
      case 3:
        GoRouter.of(context).replace('/chat-select-screen');
        break;
      case 4:
        break;
      case 5:
        final RenderBox overlay = Overlay.of(context).context.findRenderObject() as RenderBox;
        final size = overlay.size;
        showMenu(
          context: context,
          color: Colors.white,
          shadowColor: Colors.white,
          surfaceTintColor: Colors.white,
          items: [
            PopupMenuItem(
              child: CustomNavigationMenu(),
            )
          ],
          position: RelativeRect.fromLTRB(size.width, size.height, 0, 0),
        );
        break;
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: widget.child,
      bottomNavigationBar: BottomNavigationBar(
        type: BottomNavigationBarType.fixed,
        onTap: _onItemTapped,
        selectedFontSize: 12,
        unselectedFontSize: 12,
        selectedItemColor: appTheme.blueA400,
        currentIndex: currentBottomNavBarIndex,
        items: [
          BottomNavigationBarItem(
            label: '',
            icon: SvgPicture.asset(
              ImageConstant.imgLogo,
            ),
          ),
          BottomNavigationBarItem(
            label: 'Лента',
            icon: SvgPicture.asset(
              width: 24,
              height: 24,
              ImageConstant.imgFeed,
            ),
            activeIcon: SvgPicture.asset(
              ImageConstant.imgFeed,
              width: 24,
              height: 24,
              colorFilter: ColorFilter.mode(
                appTheme.blueA400,
                BlendMode.srcIn,
              ),
            ),
          ),
          BottomNavigationBarItem(
            label: "diary".tr,
            icon: SvgPicture.asset(
              ImageConstant.imgDiary,
              width: 24,
              height: 24,
            ),
            activeIcon: SvgPicture.asset(
              ImageConstant.imgDiary,
              width: 24,
              height: 24,
              colorFilter: ColorFilter.mode(
                appTheme.blueA400,
                BlendMode.srcIn,
              ),
            ),
          ),
          BottomNavigationBarItem(
            label: "chat".tr,
            icon: SvgPicture.asset(
              ImageConstant.imgChat,
              width: 24,
              height: 24,
            ),
            activeIcon: SvgPicture.asset(
              ImageConstant.imgChat,
              width: 24,
              height: 24,
              colorFilter: ColorFilter.mode(
                appTheme.blueA400,
                BlendMode.srcIn,
              ),
            ),
          ),
          BottomNavigationBarItem(
            label: '',
            icon: SvgPicture.asset(
              ImageConstant.imgBell,
              width: 24,
              height: 24,
            ),
            activeIcon: SvgPicture.asset(
              ImageConstant.imgBell,
              width: 24,
              height: 24,
              colorFilter: ColorFilter.mode(
                appTheme.blueA400,
                BlendMode.srcIn,
              ),
            ),
          ),
          BottomNavigationBarItem(
            label: '',
            icon: Image.asset(
              ImageConstant.imgEllipse1,
              width: 32,
              height: 32,
            ),
          ),
        ],
      ),
    );
  }
}