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import 'package:flutter/material.dart';
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import 'package:flutter_swiper_view/flutter_swiper_view.dart';
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import 'package:get/get.dart';
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import 'package:music_player_miao/api/api_music_return.dart';
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import 'package:music_player_miao/common_widget/app_data.dart';
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import 'package:music_player_miao/models/search_bean.dart';
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import 'package:music_player_miao/view/commend_view.dart';
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import '../../view_model/home_view_model.dart';
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import '../api/api_music_list.dart';
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import '../common/download_manager.dart';
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import '../common_widget/Song_widegt.dart';
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import '../common_widget/list_cell.dart';
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import '../models/getMusicList_bean.dart';
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import 'music_view.dart';
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class HomeView extends StatefulWidget {
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const HomeView({super.key});
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@override
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State<HomeView> createState() => _HomeViewState();
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}
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class _HomeViewState extends State<HomeView> {
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// 使用 GetX 框架的依赖注入，将 HomeViewModel 实例注册为 homeVM。
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// Get.put() 方法会创建 HomeViewModel 的实例，并将其保存在 GetX 的依赖管理器中，方便后续使用。
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final homeVM = Get.put(HomeViewModel());
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// 创建一个 TextEditingController，用于控制和监听搜索输入框的文本变化。
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// 这个控制器可以用于获取输入框的内容、清空输入框等操作。
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final TextEditingController _controller = TextEditingController();
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// 定义一个布尔变量 _isSearching，用于表示当前是否处于搜索状态。
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// 当用户在搜索框中输入内容时，_isSearching 会变为 true；当输入框为空时，_isSearching 会变为 false。
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bool _isSearching = false;
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final downloadManager = Get.put(DownloadManager());
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void initState() {
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super.initState();
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_fetchSonglistData();
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}
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List<Song> selectedSongs = [];
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Future<void> _fetchSonglistData() async {
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MusicListBean bean1 =
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await GetMusic().getMusic1(Authorization: AppData().currentToken);
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MusicListBean bean2 =
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await GetMusic().getMusic2(Authorization: AppData().currentToken);
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MusicListBean bean3 =
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await GetMusic().getMusic3(Authorization: AppData().currentToken);
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setState(() {
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selectedSongs = [
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Song(
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artistPic: bean1.coverPath!,
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title: bean1.name!,
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artist: bean1.singerName!,
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musicurl: bean1.musicPath!,
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pic: bean1.coverPath!,
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id: bean1.id!,
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likes: bean1.likeOrNot!,
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collection: bean1.collectOrNot!),
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Song(
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artistPic: bean2.coverPath!,
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title: bean2.name!,
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artist: bean2.singerName!,
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musicurl: bean2.musicPath!,
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pic: bean2.coverPath!,
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id: bean2.id!,
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likes: bean2.likeOrNot!,
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collection: bean2.collectOrNot!),
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Song(
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artistPic: bean3.coverPath!,
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title: bean3.name!,
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artist: bean3.singerName!,
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musicurl: bean3.musicPath!,
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pic: bean3.coverPath!,
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id: bean3.id!,
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likes: bean3.likeOrNot!,
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collection: bean3.collectOrNot!),
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];
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});
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}
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///轮播图
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List<Map> imgList = [
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{"image": "assets/img/banner.png"},
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{"image": "assets/img/banner.png"},
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{"image": "assets/img/banner.png"},
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];
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List<Song> _filteredData = [];
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Future<void> _filterData(String query) async {
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if (query.isNotEmpty) {
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try {
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// 发起搜索请求
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SearchBean bean = await SearchMusic().search(
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keyword: query,
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Authorization: AppData().currentToken,
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);
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// 如果请求成功且返回的数据不为空
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if (bean.code == 200 && bean.data != null) {
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// 创建一个临时列表来存储所有异步请求
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List<Future<Song?>> songDetailsFutures = [];
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// 循环处理每个搜索结果，通过 id 请求详细信息
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for (var data in bean.data!) {
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if (data.id != null) { // 确保 id 不为 null
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// 使用每个歌曲的 id 获取详细信息，并返回一个 Future
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songDetailsFutures.add(
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GetMusicDetail().getMusicDetail(
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songId: data.id!,
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Authorization: AppData().currentToken,
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).then((details) {
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if (details != null) {
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// 将详细歌曲信息封装成 Song 对象
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return Song(
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artistPic: details.artistPic ?? '', // 歌手封面图
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title: data.name ?? '', // 歌曲名称
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artist: details.artist ?? '', // 歌手名称
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musicurl: details.musicurl ?? '', // 歌曲路径
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pic: details.pic ?? '', // 封面图片路径
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id: details.id, // 歌曲 ID
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likes: details.likes, // 是否喜欢
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collection: details.collection, // 是否收藏
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);
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}
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return null; // 如果没有详情返回 null
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}).catchError((error) {
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print("Error occurred while fetching song details: $error");
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return null; // 异常处理，返回 null
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})
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);
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} else {
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print("Song ID is null for song: ${data.name}");
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}
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}
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// 使用 Future.wait 等待所有异步请求完成
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List<Song?> songDetailsList = await Future.wait(songDetailsFutures);
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// 过滤掉 null 值
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List<Song> validSongDetails = songDetailsList.where((song) => song != null).cast<Song>().toList();
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// 最后更新 UI，一次性更新 _filteredData
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setState(() {
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_filteredData = validSongDetails; // 更新搜索结果
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_isSearching = true; // 设置正在搜索中
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});
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// 打印最终结果
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print("Filtered Data: $_filteredData");
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} else {
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setState(() {
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_filteredData = [];
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_isSearching = false;
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});
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}
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} catch (error) {
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print("Error occurred during search: $error");
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setState(() {
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_filteredData = [];
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_isSearching = false;
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});
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}
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} else {
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setState(() {
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_filteredData = [];
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_isSearching = false;
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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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///轮播图
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var MySwiperWidget = Swiper(
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itemBuilder: (BuildContext context, int index) {
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//每次循环遍历时，将i赋值给index
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return new Image.asset(
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imgList[index]['image'],
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fit: BoxFit.fill,
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);
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},
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itemCount: imgList.length,
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//指示器
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pagination: SwiperPagination(
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builder: DotSwiperPaginationBuilder(
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color: Colors.white.withOpacity(0.85), // Color of inactive dots
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activeColor: const Color(0xff429482), // Color of active dot
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),
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),
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// autoplay: true,
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autoplayDelay: 3000,
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);
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return Container(
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decoration: const BoxDecoration(
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image: DecorationImage(
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image: AssetImage("assets/img/app_bg.png"),
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fit: BoxFit.cover,
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),
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),
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child: Scaffold(
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resizeToAvoidBottomInset: false,
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backgroundColor: Colors.transparent,
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body: SingleChildScrollView(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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///头部
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Container(
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padding: const EdgeInsets.only(left: 20, top: 50),
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child: const Row(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Text(
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'喵听',
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style:
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TextStyle(fontSize: 35, fontWeight: FontWeight.bold),
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),
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SizedBox(
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width: 10,
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),
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Text(
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'你的云端音乐库',
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style:
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TextStyle(fontSize: 20, fontWeight: FontWeight.w500),
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),
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],
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),
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),
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///搜索
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Container(
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padding: const EdgeInsets.only(left: 20, right: 20, top: 10),
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child: Column(
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children: [
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Container(
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height: 38,
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decoration: BoxDecoration(
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color: const Color(0xffF9F2AF),
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borderRadius: BorderRadius.circular(19),
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boxShadow: const [
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BoxShadow(
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color: Colors.black26,
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offset: Offset(0, 1),
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blurRadius: 0.1,
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)
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],
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),
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child: TextField(
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controller: _controller,
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onChanged: (query) {
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setState(() async {
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_filterData(query);
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});
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},
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decoration: InputDecoration(
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focusedBorder: InputBorder.none,
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enabledBorder: InputBorder.none,
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errorBorder: InputBorder.none,
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contentPadding: const EdgeInsets.symmetric(
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vertical: 4,
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horizontal: 20,
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),
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prefixIcon: Container(
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margin: const EdgeInsets.only(left: 20),
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alignment: Alignment.centerLeft,
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width: 30,
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child: Image.asset(
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"assets/img/home_search.png",
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width: 20,
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height: 20,
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fit: BoxFit.contain,
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),
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),
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hintText: "大家都在搜《背对背拥抱》",
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hintStyle: const TextStyle(
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color: Color(0xffA5A5A5),
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fontSize: 13,
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),
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),
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),
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),
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if (_isSearching)
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Container(
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height: 150,
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width: 345,
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decoration: BoxDecoration(
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color: const Color(0xffF9F2AF).withOpacity(0.7),
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),
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child: ListView.builder(
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padding: EdgeInsets.zero,
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itemCount: _filteredData.length,
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itemBuilder: (context, index) {
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return ListTile(
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title: Text(_filteredData[index].title),
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onTap: () {
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// 用户点击列表项时，执行以下操作：
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Navigator.push(
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// 使用 Navigator 进行页面跳转
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context,
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MaterialPageRoute(
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// 创建一个新的页面（MusicView），并将当前歌曲和索引作为参数传递给它
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builder: (context) => MusicView(
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songList: _filteredData, // 传递当前列表项对应的歌曲对象，包含歌曲的详细信息
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initialSongIndex: index, // 传递当前歌曲在歌曲列表中的索引，用于在新页面中显示或操作
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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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),
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),
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///推荐+轮播图
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Container(
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padding: const EdgeInsets.only(left: 20, right: 20, top: 10),
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child: const Text(
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'每日推荐',
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style: TextStyle(fontSize: 22, fontWeight: FontWeight.w500),
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),
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),
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Container(
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padding: const EdgeInsets.only(left: 20, right: 20, top: 5),
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height: 186,
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width: double.infinity,
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child: MySwiperWidget,
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),
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///精选歌曲
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Container(
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alignment: Alignment.topLeft,
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padding: const EdgeInsets.only(left: 20, right: 20, top: 5),
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child: const Text(
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'精选歌曲',
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style: TextStyle(fontSize: 22, fontWeight: FontWeight.w500),
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),
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),
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ListView.builder(
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padding: EdgeInsets.zero,
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itemCount: selectedSongs.length,
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physics: const NeverScrollableScrollPhysics(),
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shrinkWrap: true,
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itemBuilder: (context, index) {
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return ListTile(
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leading: Image.network(selectedSongs[index].pic),
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title: Text(
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selectedSongs[index].title,
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style: const TextStyle(fontSize: 18, color: Colors.black),
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),
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subtitle: Text(
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selectedSongs[index].artist,
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style: const TextStyle(fontSize: 16, color: Colors.black),
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),
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trailing: InkWell(
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onTap: () {
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_bottomSheet(context, index);
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},
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child: Image.asset('assets/img/More.png'),
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),
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onTap: () {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => MusicView(
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songList: selectedSongs,
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initialSongIndex: index,
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onSongStatusChanged: (index, isCollected, isLiked) {
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setState(() {
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// 更新父组件中的数据
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selectedSongs[index].collection = isCollected;
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selectedSongs[index].likes = isLiked;
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downloadManager.updateSongInfo(selectedSongs[index].id, isCollected, isLiked);
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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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///精选歌单
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Container(
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padding: const EdgeInsets.only(left: 20, right: 20, top: 5),
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child: const Text(
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'精选歌单',
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style: TextStyle(fontSize: 22, fontWeight: FontWeight.w500),
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),
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),
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SizedBox(
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height: 180,
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child: ListView.builder(
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scrollDirection: Axis.horizontal,
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shrinkWrap: true,
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padding: const EdgeInsets.only(left: 20),
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itemCount: homeVM.listArr.length,
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itemBuilder: (context, index) {
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var sObj = homeVM.listArr[index];
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return ListRow(
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sObj: sObj,
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onPressed: () {},
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onPressedPlay: () {},
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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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Future _bottomSheet(BuildContext context, int index) {
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return showModalBottomSheet(
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context: context,
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backgroundColor: Colors.white,
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shape: const RoundedRectangleBorder(
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borderRadius: BorderRadius.vertical(top: Radius.circular(30)),
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),
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builder: (context) => StatefulBuilder( // 使用StatefulBuilder以便动态修改状态
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builder: (context, setState) {
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bool likesnot = false; // 初始状态，假设未点赞
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return Container(
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height: 150,
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padding: const EdgeInsets.only(top: 20),
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child: Column(
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|
crossAxisAlignment: CrossAxisAlignment.stretch,
|
|
|
children: [
|
|
|
Row(
|
|
|
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
|
|
|
children: [
|
|
|
Column(
|
|
|
children: [
|
|
|
IconButton(
|
|
|
onPressed: () {},
|
|
|
icon: Image.asset("assets/img/list_add.png"),
|
|
|
iconSize: 60,
|
|
|
),
|
|
|
const Text("加入歌单"),
|
|
|
],
|
|
|
),
|
|
|
Column(
|
|
|
children: [
|
|
|
IconButton(
|
|
|
onPressed: () {},
|
|
|
icon: Image.asset("assets/img/list_download.png"),
|
|
|
iconSize: 60,
|
|
|
),
|
|
|
const Text("下载"),
|
|
|
],
|
|
|
),
|
|
|
Column(
|
|
|
children: [
|
|
|
IconButton(
|
|
|
onPressed: () {},
|
|
|
icon: Image.asset("assets/img/list_collection.png"),
|
|
|
iconSize: 60,
|
|
|
),
|
|
|
const Text("收藏"),
|
|
|
],
|
|
|
),
|
|
|
Column(
|
|
|
children: [
|
|
|
IconButton(
|
|
|
onPressed: (){},
|
|
|
icon: Image.asset("assets/img/list_good.png"),
|
|
|
iconSize: 60,
|
|
|
),
|
|
|
Text("点赞")
|
|
|
],
|
|
|
),
|
|
|
Column(
|
|
|
children: [
|
|
|
IconButton(
|
|
|
onPressed: () {
|
|
|
Get.to(() => CommentView(
|
|
|
initialSongIndex: index,
|
|
|
));
|
|
|
},
|
|
|
icon: Image.asset("assets/img/list_comment.png"),
|
|
|
iconSize: 60,
|
|
|
),
|
|
|
const Text("评论"),
|
|
|
],
|
|
|
),
|
|
|
],
|
|
|
),
|
|
|
],
|
|
|
),
|
|
|
);
|
|
|
},
|
|
|
),
|
|
|
);
|
|
|
}
|
|
|
}
|
