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import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';
import 'package:extended_image/extended_image.dart';
import 'package:recook/constants/api.dart';
import 'package:recook/constants/styles.dart';
import 'package:recook/models/goods_detail_model.dart';
import 'package:recook/widgets/custom_image_button.dart';
class PostSelectImage extends StatefulWidget {
final GoodsDetailModel goodsDetailModel;
final Function(List<MainPhotos>) selectImages;
final EdgeInsets padding;
PostSelectImage({Key key, this.goodsDetailModel, this.selectImages, this.padding = const EdgeInsets.symmetric(horizontal: 15)}) : super(key: key);
@override
_PostSelectImageState createState() => _PostSelectImageState();
}
class _PostSelectImageState extends State<PostSelectImage> {
List<MainPhotos> selectImages = [];
@override
void initState() {
super.initState();
for (MainPhotos photo in widget.goodsDetailModel.data.mainPhotos) {
if (photo.isSelect) selectImages.add(photo);
}
selectImages.sort((a, b){
return a.isSelectNumber.compareTo(b.isSelectNumber);
});
}
@override
Widget build(BuildContext context) {
return Container(
width: double.infinity, height: double.infinity,
child: ListView.builder(
scrollDirection: Axis.horizontal,
padding: widget.padding,
physics: AlwaysScrollableScrollPhysics(),
itemCount: widget.goodsDetailModel.data.mainPhotos.length,
itemBuilder: (BuildContext context, int index) {
return Container(
margin: EdgeInsets.only(right: 5),
child: _itemWidget(widget.goodsDetailModel.data.mainPhotos[index]),
);
},
),
);
}
_itemWidget(MainPhotos photo){
return CustomImageButton(
padding: EdgeInsets.all(0),
dotPosition: DotPosition(
right: 5, top: 5
),
onPressed: (){
photo.isSelect = !photo.isSelect;
if (photo.isSelect) {
photo.isSelectNumber = selectImages.length+1;
selectImages.add(photo);
}else{
selectImages.remove(photo);
}
for (MainPhotos selectP in selectImages) {
selectP.isSelectNumber = selectImages.indexOf(selectP)+1;
}
setState(() {});
if (widget.selectImages!=null) {
widget.selectImages(selectImages);
}
},
dotNum: photo.isSelect!=null&&photo.isSelect&&photo.isSelectNumber!=null&&photo.isSelectNumber>0?photo.isSelectNumber.toString():"",
child: ExtendedImage.network(Api.getImgUrl(photo.url), fit: BoxFit.fill,),
boxDecoration: BoxDecoration(
color: AppColor.frenchColor,
border: Border.all(color: photo.isSelect ? AppColor.themeColor : Colors.grey, width: 0.5),
),
);
// return Container(
// decoration: BoxDecoration(
// color: AppColor.frenchColor,
// border: Border.all(color: Colors.grey, width: 0.2),
// ),
// margin: EdgeInsets.symmetric(horizontal: 5),
// child: ExtendedImage.network(Api.getImgUrl(photo.url), fit: BoxFit.fill,),
// );
}
}