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112 lines
2.9 KiB
112 lines
2.9 KiB
/*
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* ====================================================
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* package : pages.home.classify
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* author : Created by nansi.
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* time : 2019/5/22 9:42 AM
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* remark :
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* ====================================================
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*/
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import 'package:flutter/material.dart';
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import 'package:recook/constants/api.dart';
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import 'package:recook/constants/header.dart';
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import 'package:recook/manager/http_manager.dart';
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import 'package:recook/models/goods_detail_images_model.dart';
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import 'package:recook/pages/home/classify/mvp/goods_detail_model_impl.dart';
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import 'package:recook/widgets/custom_cache_image.dart';
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import 'package:recook/widgets/toast.dart';
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class DetailPage extends StatefulWidget {
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final int goodsID;
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const DetailPage({Key key, this.goodsID}) : super(key: key);
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@override
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State<StatefulWidget> createState() {
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return _DetailPageState();
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}
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}
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class _DetailPageState extends State<DetailPage>
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with AutomaticKeepAliveClientMixin {
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GoodsDetailImagesModel _model;
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@override
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void initState() {
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super.initState();
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GoodsDetailModelImpl.getDetailImages(widget.goodsID)
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.then((GoodsDetailImagesModel model) {
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if (model.code != HttpStatus.SUCCESS) {
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Toast.showError(model.msg);
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return;
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}
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_model = model;
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setState(() {});
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});
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}
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@override
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Widget build(BuildContext context, {store}) {
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super.build(context);
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print("build ---------- detail");
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double topPadding = (DeviceInfo.statusBarHeight + DeviceInfo.appBarHeight);
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return MediaQuery.removePadding(
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context: context,
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removeTop: true,
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child: Container(
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padding: EdgeInsets.only(top: topPadding),
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child: ListView(
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physics: BouncingScrollPhysics(),
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children: _goodDetailImages(),
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),
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),
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);
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}
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List<Widget> _goodDetailImages() {
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if (_model == null) return [];
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List<Widget> children = _model.data.list.map((Images image) {
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double width = DeviceInfo.screenWidth;
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double height = image.height * (width / image.width);
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// String placeHolder;
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// if (width > height) {
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// placeHolder = AppImageName.placeholder_2x1;
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// } else if (width == height) {
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// placeHolder = AppImageName.placeholder_1x1;
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// } else {
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// placeHolder = AppImageName.placeholder_1x2;
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// }
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return Container(
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child: CustomCacheImage(
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imageUrl: Api.getImgUrl(image.url),
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height: height,
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width: width,
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fit: BoxFit.cover,
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),
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);
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}).toList();
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children.insert(
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0,
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Container(
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width: double.infinity,
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color: Colors.white,
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padding: EdgeInsets.all(10),
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child: Text(
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"产品详情",
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style: AppTextStyle.generate(15),
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),
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));
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return children;
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}
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@override
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// implement wantKeepAlive
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bool get wantKeepAlive => true;
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}
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