318 lines
11 KiB
Dart
318 lines
11 KiB
Dart
import 'dart:async';
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import 'package:cached_network_image/cached_network_image.dart';
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import 'package:card_swiper/card_swiper.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_easyloading/flutter_easyloading.dart';
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import '../../beans/find_banner_bean.dart';
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import '../../beans/recommend_bean.dart';
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import '../../custom/custom_swiper_pagination.dart';
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import '../chat/chat_page.dart';
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import 'find_model.dart';
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///推荐
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class RecommendPage extends StatefulWidget {
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const RecommendPage({super.key});
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@override
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State<RecommendPage> createState() => _RecommendPageState();
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}
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class _RecommendPageState extends State<RecommendPage> with AutomaticKeepAliveClientMixin {
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late StreamSubscription subscription;
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final FindModel _viewmodel = FindModel();
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List<FindBannerBean> bannerList = [];
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List<RecommendBean> recommendList = []; //推荐
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List<RecommendBean> popularList = []; //热门
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@override
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void initState() {
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// TODO: implement initState
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super.initState();
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subscription = _viewmodel.streamController.stream.listen((newData) {
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String code = newData['code'];
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if (code.isNotEmpty) {
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switch (code) {
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case "getCategoryFindList":
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List data = newData['data'];
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for (var value in data) {
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switch (value['type']) {
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case "banner": //轮播图
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bannerList = (value['data'] as List<dynamic>).map((e) => FindBannerBean.fromJson(e as Map<String, dynamic>)).toList();
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break;
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case "tuijian": //推荐
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recommendList = (value['data'] as List<dynamic>).map((e) => RecommendBean.fromJson(e as Map<String, dynamic>)).toList();
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break;
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case "xiaoshuo": //小说
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popularList = (value['data'] as List<dynamic>).map((e) => RecommendBean.fromJson(e as Map<String, dynamic>)).toList();
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break;
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}
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}
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setState(() {});
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break;
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default:
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EasyLoading.showToast(newData['data']);
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break;
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}
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// setState(() {});
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EasyLoading.dismiss();
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}
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});
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EasyLoading.show(status: "'loading...'");
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_viewmodel.getCategoryFindList();
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}
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@override
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void dispose() {
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// TODO: implement dispose
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subscription.cancel();
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super.dispose();
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}
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goChatPage(String id) {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => ChatPage(
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characterId: id,
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)),
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);
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}
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@override
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Widget build(BuildContext context) {
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return Stack(
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children: [
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SizedBox(
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width: MediaQuery.of(context).size.width,
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height: MediaQuery.of(context).size.height,
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child: SingleChildScrollView(
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// physics: BouncingScrollPhysics(),
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child: Column(
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children: [
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SizedBox(
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height: 270,
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child: bannerList.isNotEmpty
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? Swiper(
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itemBuilder: (BuildContext context, int index) {
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return Container(
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key: ValueKey<int>(index),
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padding: EdgeInsets.only(bottom: 30),
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child: GestureDetector(
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onTap: () {
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goChatPage(bannerList[index].actionId.toString());
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},
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child: CachedNetworkImage(
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fit: BoxFit.fill,
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imageUrl: bannerList[index].imageUrl!,
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errorWidget: (context, url, error) => const Icon(Icons.error),
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),
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),
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);
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},
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itemCount: bannerList.length,
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pagination: SwiperPagination(
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// 此处使用自己编写的样式
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builder: CustomSwiperPaginationBuilder(
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alignment: Alignment.bottomRight, color: Color(0xFF646464), activeColor: Color(0xFFCFCFCF)),
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),
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)
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: Container(),
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),
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Container(
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alignment: Alignment.centerLeft,
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margin: EdgeInsets.only(left: 16),
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child: Text(
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'热门推荐',
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style: TextStyle(color: Colors.white, fontSize: 16),
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),
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),
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SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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child: Container(
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// width: 500,
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alignment: Alignment.centerLeft,
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margin: EdgeInsets.only(top: 21),
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padding: EdgeInsets.only(left: 16),
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height: 330,
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child: GridView.count(
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shrinkWrap: true,
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//水平子Widget之间间距
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crossAxisSpacing: 12.0,
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//垂直子Widget之间间距
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mainAxisSpacing: 9.0,
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//GridView内边距
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padding: EdgeInsets.zero,
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//一行的Widget数量
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crossAxisCount: 2,
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//子Widget宽高比例
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childAspectRatio: 1.4,
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//子Widget列表
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children: _item(recommendList),
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physics: NeverScrollableScrollPhysics(),
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//类似 cellForRow 函数
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scrollDirection: Axis.horizontal)),
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),
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Container(
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alignment: Alignment.centerLeft,
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margin: EdgeInsets.only(left: 16, top: 34),
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child: Text(
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'热门小说角色',
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style: TextStyle(color: Colors.white, fontSize: 16),
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),
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),
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Container(
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height: 153.0 * (popularList.length),
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margin: EdgeInsets.only(left: 16, right: 16, bottom: 60),
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child: ListView.builder(
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itemCount: popularList.length,
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physics: NeverScrollableScrollPhysics(),
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itemBuilder: (BuildContext context, int index) {
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return _item2(index, popularList[index]);
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}),
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)
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],
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),
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),
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),
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],
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);
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}
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_item(List<RecommendBean> list) {
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return list.map((res) {
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int index = recommendList.indexOf(res);
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return GestureDetector(
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onTap: () {
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goChatPage(res.id.toString());
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},
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child: Container(
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alignment: Alignment.center,
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// margin: EdgeInsets.only(right: 9, left: 16),
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child: Stack(
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children: [
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ClipRRect(
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borderRadius: BorderRadius.all(Radius.circular(15)),
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child: CachedNetworkImage(
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width: 113,
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height: 159,
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fit: BoxFit.cover,
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imageUrl: res.imageUrl!,
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errorWidget: (context, url, error) => const Icon(Icons.error),
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),
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),
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Positioned(
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left: 7,
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bottom: 21,
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child: Text(
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'${res.name}',
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style: TextStyle(color: Colors.white, fontSize: 12),
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)),
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Positioned(
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left: 7,
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bottom: 9,
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child: Container(
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width: 105,
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child: Text(
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'${res.biography}',
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: TextStyle(color: Color(0xFFC2C2C2), fontSize: 9),
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),
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)),
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],
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),
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),
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);
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}).toList();
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}
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_item2(index, RecommendBean data) {
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return GestureDetector(
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behavior: HitTestBehavior.opaque,
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onTap: () {
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goChatPage(data.id.toString());
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},
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child: Container(
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height: 130,
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width: 50,
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margin: EdgeInsets.only(bottom: 20),
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decoration: BoxDecoration(
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color: Color(0xFF202021),
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borderRadius: BorderRadius.all(Radius.circular(7)),
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border: Border.all(color: Color(0xFF7E7E7E), width: 0.3),
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),
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child: Stack(
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alignment: Alignment.center,
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children: [
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Positioned(
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left: 7,
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child: ClipRRect(
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borderRadius: BorderRadius.all(Radius.circular(15)),
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child: CachedNetworkImage(
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width: 83,
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height: 115,
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fit: BoxFit.cover,
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imageUrl: data.imageUrl!,
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errorWidget: (context, url, error) => const Icon(Icons.error),
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),
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),
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),
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Positioned(
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left: 101,
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top: 19,
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child: Text(
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'${data.name}',
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style: TextStyle(color: Colors.white, fontSize: 14),
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)),
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Positioned(
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left: 101,
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top: 45,
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child: SizedBox(
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width: 200,
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height: 16,
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child: ListView.builder(
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itemCount: data.label?.length,
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scrollDirection: Axis.horizontal,
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itemBuilder: (BuildContext context, int index) {
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return Container(
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alignment: Alignment.center,
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padding: EdgeInsets.symmetric(horizontal: 11),
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margin: EdgeInsets.only(right: 5),
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decoration: BoxDecoration(border: Border.all(color: Color(0xFFFF9000)), borderRadius: BorderRadius.all(Radius.circular(7))),
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child: Text(
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'${data.label?[index].name}',
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style: TextStyle(fontSize: 10, color: Color(0xFFFF9000)),
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),
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);
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}),
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)),
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Positioned(
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left: 102,
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top: 70,
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child: Container(
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width: 200,
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child: Text(
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maxLines: 3,
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'${data.biography}',
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overflow: TextOverflow.ellipsis,
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style: TextStyle(color: Colors.white, fontSize: 10),
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),
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))
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],
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),
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),
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);
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}
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@override
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// TODO: implement wantKeepAlive
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bool get wantKeepAlive => true;
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}
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