import 'package:flutter/material.dart';
import '../../main_color.dart';

import '../store/store.dart';
import '../dtx/dtx.dart';
import '../user/user.dart';

class TabPages extends StatefulWidget {
  const TabPages({Key? key}) : super(key: key);

  @override
  State<TabPages> createState() => _TabPagesState();
}

class _TabPagesState extends State<TabPages> {
  int _currentIndex = 0;

  final List _pages = const <Widget>[
    StorePages(),
    DtxPages(),
    UserPages(),
  ];

  Widget _currentPages = const StorePages();

  void _onTab(index) {
    setState(() {
      _currentPages = _pages[index];
      _currentIndex = index;
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: _currentPages,
      bottomNavigationBar: BottomNavigationBar(
        items: [
          BottomNavigationBarItem(
            label: '首页',
            icon: Image.asset(
              'assets/tabBar/tabBar_00.png',
              width: 24.0,
            ),
            activeIcon: Image.asset(
              'assets/tabBar/tabBar_show_00.png',
              width: 24.0,
            ),
          ),
          BottomNavigationBarItem(
            label: 'DTX积分',
            icon: Image.asset(
              'assets/tabBar/tabBar_01.png',
              width: 24.0,
            ),
            activeIcon: Image.asset(
              'assets/tabBar/tabBar_show_01.png',
              width: 24.0,
            ),
          ),
          BottomNavigationBarItem(
            label: '我的',
            icon: Image.asset(
              'assets/tabBar/tabBar_02.png',
              width: 24.0,
            ),
            activeIcon: Image.asset(
              'assets/tabBar/tabBar_show_02.png',
              width: 24.0,
            ),
          ),
        ],
        currentIndex: _currentIndex,
        selectedLabelStyle: const TextStyle(
          fontSize: 10.0,
        ),
        selectedItemColor: tMainColor,
        unselectedLabelStyle: const TextStyle(fontSize: 10.0),
        onTap: _onTab,
      ),
    );
  }
}