carousel bug(add 5 gmb, muncul hanya 3)

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

class DuaPage extends StatefulWidget {
  const DuaPage({super.key});

  @override
  State<DuaPage> createState() => _DuaPageState();
}

class _DuaPageState extends State<DuaPage> {
  int _current = 0;
  final CarouselController _controller = CarouselController();

  final List<String> imgList = [
    // AssetImage('assets/capture.png'),
    // 'assets/capture.png'
    'assets/coffee.PNG',
    'assets/coffee.PNG',
    'assets/coffee.PNG',
    'assets/coffee.PNG',
    'assets/coffee.PNG',
    // 'https://images.unsplash.com/photo-1520342868574-5fa3804e551c?ixlib=rb-0.3.5&ixid=eyJhcHBfaWQiOjEyMDd9&s=6ff92caffcdd63681a35134a6770ed3b&auto=format&fit=crop&w=1951&q=80',
    // 'https://images.unsplash.com/photo-1522205408450-add114ad53fe?ixlib=rb-0.3.5&ixid=eyJhcHBfaWQiOjEyMDd9&s=368f45b0888aeb0b7b08e3a1084d3ede&auto=format&fit=crop&w=1950&q=80',
    // 'https://images.unsplash.com/photo-1519125323398-675f0ddb6308?ixlib=rb-0.3.5&ixid=eyJhcHBfaWQiOjEyMDd9&s=94a1e718d89ca60a6337a6008341ca50&auto=format&fit=crop&w=1950&q=80',
    // 'https://images.unsplash.com/photo-1523205771623-e0faa4d2813d?ixlib=rb-0.3.5&ixid=eyJhcHBfaWQiOjEyMDd9&s=89719a0d55dd05e2deae4120227e6efc&auto=format&fit=crop&w=1953&q=80',
    // 'https://images.unsplash.com/photo-1508704019882-f9cf40e475b4?ixlib=rb-0.3.5&ixid=eyJhcHBfaWQiOjEyMDd9&s=8c6e5e3aba713b17aa1fe71ab4f0ae5b&auto=format&fit=crop&w=1352&q=80',
    // 'https://images.unsplash.com/photo-1519985176271-adb1088fa94c?ixlib=rb-0.3.5&ixid=eyJhcHBfaWQiOjEyMDd9&s=a0c8d632e977f94e5d312d9893258f59&auto=format&fit=crop&w=1355&q=80'
  ];

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        elevation: 0,
        leading: GestureDetector(
          onTap: () {
            Navigator.pushNamed(context, '/satu');
          },
          child: Icon(
            Icons.close,
            color: Colors.black,
          ),
        ),
        title: Text('kode unik hlmn 2'),
        backgroundColor: Color(0xfffdf8ea),
      ),
      body: SingleChildScrollView(
        child: Padding(
          padding: EdgeInsets.all(10),
          child: Column(
            children: [
              Container(
                height: 500,
                width: MediaQuery.of(context).size.width,
                decoration: BoxDecoration(
                  borderRadius: BorderRadius.circular(10),
                  border: Border.all(
                    color: (Colors.brown[200])!,
                    width: 2,
                  ),
                ),
                child: Column(
                  children: [
                    CarouselSlider(
                      items: imgList
                          .map((item) => Container(
                                margin: EdgeInsets.all(5.0),
                                child: ClipRRect(
                                  borderRadius:
                                      BorderRadius.all(Radius.circular(5.0)),
                                  child: Stack(
                                    children: <Widget>[
                                      //Image untuk carousel
                                      Image.asset(
                                        item,
                                        fit: BoxFit.cover,
                                        width: 1000.0,
                                        height:
                                            MediaQuery.of(context).size.height,
                                      ),
                                      Positioned(
                                        bottom: 0.0,
                                        left: 0.0,
                                        right: 0.0,
                                        child: Container(
                                          decoration: BoxDecoration(
                                            gradient: LinearGradient(
                                              colors: [
                                                Color.fromARGB(200, 0, 0, 0),
                                                Color.fromARGB(0, 0, 0, 0)
                                              ],
                                              begin: Alignment.bottomCenter,
                                              end: Alignment.topCenter,
                                            ),
                                          ),
                                          padding: EdgeInsets.symmetric(
                                              vertical: 10.0, horizontal: 20.0),
                                          //untuk keterangan di atas gambar carousel
                                          child: Text(
                                            'No. ${imgList.indexOf(item)} image',
                                            style: TextStyle(
                                              color: Colors.white,
                                              fontSize: 20.0,
                                              fontWeight: FontWeight.bold,
                                            ),
                                          ),
                                        ),
                                      ),
                                    ],
                                  ),
                                ),
                              ))
                          .toList(),
                      options: CarouselOptions(
                          height: 400,
                          autoPlay: false,
                          aspectRatio: 16 / 9,
                          viewportFraction: 1,
                          onPageChanged: (index, CarouselPageChangedReason) {
                            setState(() {
                              _current = index;
                            });
                          }),
                    ),
                    SizedBox(height: 10),
                    //text untuk kata kata dibawah carousel
                    Text(
                      'Dapatkan Hadiah langsung dengan submit kode unik!',
                      style: TextStyle(
                        fontSize: 18,
                        fontWeight: FontWeight.bold,
                        color: Color(0xff70421e),
                      ),
                      textAlign: TextAlign.center,
                    ),
                    Text(
                      'Masukkan kode unik yang tertera pada kemasan dan menangkan \nhadiah langsung Pulsa, Logam Mulia hingga Iphone 14',
                      style: TextStyle(
                        fontSize: 15,
                        color: Color(0xff70421e),
                      ),
                      textAlign: TextAlign.center,
                    ),
                    SizedBox(height: 10),
                  ],
                ),
              ),
              SizedBox(height: 30),
              //Column untuk kode unik
              Column(
                mainAxisAlignment: MainAxisAlignment.start,
                children: [
                  Container(
                    height: 60,
                    width: MediaQuery.of(context).size.width,
                    decoration: BoxDecoration(
                      borderRadius: BorderRadius.circular(10),
                      border: Border.all(
                        color: Color(0xff70421e),
                        width: 3,
                      ),
                    ),
                    //untuk nomer kode untik
                    child: Row(
                      mainAxisAlignment: MainAxisAlignment.spaceAround,
                      children: [
                        Text(
                          '2307',
                          style: TextStyle(fontSize: 20),
                        ),
                        Text(
                          '2603',
                          style: TextStyle(fontSize: 20),
                        ),
                        Text(
                          '1728',
                          style: TextStyle(fontSize: 20),
                        ),
                        Text(
                          '2088',
                          style: TextStyle(fontSize: 20),
                        ),
                      ],
                    ),
                  ),
                  SizedBox(height: 30),
                  //button
                  Container(
                    width: MediaQuery.of(context).size.width,
                    child: TextButton(
                      style: TextButton.styleFrom(
                        backgroundColor: Color(0xff70421e),
                        shape: RoundedRectangleBorder(
                          borderRadius: BorderRadius.circular(10),
                        ),
                      ),
                      onPressed: () {
                        Navigator.pushNamed(context, '/tiga');
                      },
                      child: Text(
                        'Kirim ',
                        style: TextStyle(
                          fontSize: 20,
                          color: Colors.white,
                        ),
                      ),
                    ),
                  ),
                ],
              ),
            ],
          ),
        ),
      ),
      backgroundColor: Color(0xfffdf8ea), //untuk warna background body aplikasi
    );
  }
}