import 'dart:math';

import 'package:flutter/material.dart';

import '../../../packages/image/zoomable_image.dart';

class HiddingselGallery extends StatelessWidget {

  final int _itemCount; //_poi.otherImages.length
  final IndexedWidgetBuilder _itemBuilder;

  static IndexedWidgetBuilder getItemBuilder(List<ImageProvider> images) => (context, index) => ZoomableImage(
    images[index],
    fit: BoxFit.cover,
    width: 200,
    height: 200,
  );

  HiddingselGallery(List<ImageProvider> images) : _itemCount = images.length, _itemBuilder = getItemBuilder(images);

  HiddingselGallery.builder(this._itemCount, this._itemBuilder);

  @override
  Widget build(BuildContext context) => ListView.builder(
      scrollDirection: Axis.horizontal,
      itemCount: max(0, 2 * _itemCount - 1),
      itemBuilder: (BuildContext context, int index) {
        if (index % 2 == 0) {
          return _itemBuilder(context, index ~/ 2);
        } else {
          return VerticalDivider();
        }
      },
  );

}