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635 lines
20 KiB
635 lines
20 KiB
3 years ago
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import 'package:chewie/chewie.dart';
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import 'package:dio/dio.dart';
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import 'package:flutter/cupertino.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 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
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import 'package:huixiang/generated/l10n.dart';
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import 'package:huixiang/retrofit/data/base_data.dart';
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import 'package:huixiang/retrofit/data/chapter.dart';
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import 'package:huixiang/retrofit/data/course_details.dart';
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import 'package:huixiang/retrofit/data/member_comment_list.dart';
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import 'package:huixiang/retrofit/data/page.dart';
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import 'package:huixiang/retrofit/retrofit_api.dart';
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import 'package:huixiang/utils/font_weight.dart';
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import 'package:huixiang/view_widget/custom_image.dart';
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import 'package:chewie/src/chewie_progress_colors.dart' as chewie;
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import 'package:huixiang/view_widget/tips_dialog.dart';
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import 'package:huixiang/web/web_view/comment_list.dart';
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import 'package:huixiang/web/web_view/input_comment.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'package:video_player/video_player.dart';
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import 'package:flutter_screenutil/flutter_screenutil.dart';
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class ClassDetails extends StatefulWidget {
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final Map<String, dynamic> arguments;
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ClassDetails({this.arguments});
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@override
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State<StatefulWidget> createState() {
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return _ClassDetails();
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}
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}
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class _ClassDetails extends State<ClassDetails> with WidgetsBindingObserver{
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VideoPlayerController videoPlayerController;
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Chewie chewies;
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ChewieController chewieAudioController;
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ApiService apiService;
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final GlobalKey commentKey = GlobalKey();
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final ScrollController scrollController = ScrollController();
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bool isKeyBoardShow = false;
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var commentFocus = FocusNode();
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String parenId = "0";
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String hintText = S.current.liuxianinjingcaidepinglunba;
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List<MemberCommentList> memberList = [];
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final GlobalKey inputKey = GlobalKey();
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final TextEditingController commentTextController = TextEditingController();
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int commentTotal = 0;
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double commentHeight = 60.h;
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CourseDetails course;
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List<Chapter> chapterList = [];
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bool isShowImg = true;
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int chapterIndex = 0;
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@override
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void initState() {
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super.initState();
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WidgetsBinding.instance.addObserver(this);
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courseDetails(widget.arguments["id"]);
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queryChapterList(widget.arguments["id"]);
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}
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///课程章节列表
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queryChapterList(courseId) async {
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if (apiService == null) {
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SharedPreferences value = await SharedPreferences.getInstance();
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apiService = ApiService(
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Dio(),
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context: context,
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token: value.getString("token"),
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);
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}
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BaseData<List<Chapter>> baseData = await apiService.catalogList(courseId).catchError((onError) {});
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if (baseData != null && baseData.isSuccess) {
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setState(() {
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chapterList.clear();
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chapterList.addAll(baseData.data);
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chapterIndex = 0;
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initVideo(chapterList[chapterIndex].content.fileUrl);
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});
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}
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EasyLoading.dismiss();
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}
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///课程详情
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courseDetails(id) async {
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if (apiService == null) {
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SharedPreferences value = await SharedPreferences.getInstance();
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apiService = ApiService(
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Dio(),
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context: context,
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token: value.getString("token"),
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);
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}
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BaseData<CourseDetails> baseData = await apiService.course(id).catchError((error) {});
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if (baseData != null && baseData.isSuccess) {
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setState(() {
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course = baseData.data;
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});
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}
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}
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@override
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void dispose() {
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/**
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* 页面销毁时，视频播放器也销毁
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*/
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if (chewieAudioController != null) {
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chewieAudioController.pause();
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chewieAudioController.dispose();
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chewieAudioController = null;
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}
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if (videoPlayerController != null) {
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videoPlayerController.pause();
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videoPlayerController.dispose();
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}
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super.dispose();
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}
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@override
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void didChangeMetrics() {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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if (!mounted) return;
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if (MediaQuery
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.of(context)
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.viewInsets
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.bottom == 0) {
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if (isKeyBoardShow) {
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FocusScope.of(context).requestFocus(FocusNode());
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if (mounted)
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setState(() {
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hintText = S.current.liuxianinjingcaidepinglunba;
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isKeyBoardShow = false;
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});
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}
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} else {
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if (mounted)
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setState(() {
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isKeyBoardShow = true;
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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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Widget build(BuildContext context) {
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return Scaffold(
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body: Container(
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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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Stack(
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children: [
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videoWidget(
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MediaQuery.of(context).size.width,
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videoPlayerController != null
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? (MediaQuery.of(context).size.width) /
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videoPlayerController.value.aspectRatio
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: MediaQuery.of(context).size.width / 2,
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chapterList.length>chapterIndex?chapterList[chapterIndex].content.coverImg:"",
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),
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Container(
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margin: EdgeInsets.only(top: 40.h, left: 16.w, right: 16.w),
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decoration: BoxDecoration(
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color: Colors.transparent,
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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GestureDetector(
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child: Icon(
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Icons.arrow_back_ios,
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color: Colors.white,
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size: 24,
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),
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onTap: () {
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Navigator.of(context).pop();
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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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Container(
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height: 123,
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margin: EdgeInsets.only(bottom: 16.h),
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padding: EdgeInsets.only(left: 16,top: 16,right: 10),
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decoration: BoxDecoration(
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color: Colors.white,
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boxShadow: [
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BoxShadow(
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color: Colors.black.withAlpha(12),
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offset: Offset(0, 2),
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blurRadius: 14,
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spreadRadius: 0,
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)
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],
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),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.start,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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Container(
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height: 22.h,
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width: 40.w,
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alignment: Alignment.center,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(2),
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border: Border.all(
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width: 1,
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color: Color(0xFFFF7A1A),
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style: BorderStyle.solid,
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),
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),
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child: Text(
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( course?.tags != null && course.tags.length > 0 )?course.tags[0] : "",
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style: TextStyle(
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fontSize: 14.sp,
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fontWeight: MyFontWeight.medium,
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color: Color(0xFFFF7A1A),
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),
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),
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),
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SizedBox(
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width: 6.w,
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),
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Expanded(
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child: Text(
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course != null ?course.subject:"",
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overflow: TextOverflow.ellipsis,
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maxLines: 2,
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style: TextStyle(
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fontSize: 16.sp,
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fontWeight: MyFontWeight.semi_bold,
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color: Color(0xFF1A1A1A),
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),
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),
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flex: 1,
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)
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],
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),
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SizedBox(
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height:10.h,
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),
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Padding(padding: EdgeInsets.only(right: 16),
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child: Row(
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children: [
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Expanded(
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child: Text(
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"讲师:${course !=null ? course.author.name :""}",
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overflow: TextOverflow.ellipsis,
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maxLines: 2,
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style: TextStyle(
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fontSize: 12.sp,
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fontWeight: MyFontWeight.regular,
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color: Colors.black,
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),
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)),
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Text(
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"播放次数",
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overflow: TextOverflow.ellipsis,
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maxLines: 2,
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style: TextStyle(
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fontSize: 12.sp,
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fontWeight: MyFontWeight.regular,
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color: Color(0xFF808080),
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),
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),
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SizedBox(
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width:4,
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),
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Text(
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course != null ? course.viewers.toString() :"",
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overflow: TextOverflow.ellipsis,
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maxLines: 2,
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style: TextStyle(
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fontSize: 12.sp,
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fontWeight: MyFontWeight.regular,
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color: Color(0xFF808080),
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),
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),
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],
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),),
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SizedBox(
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height:10.h,
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),
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Text(
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course != null ?course.introduce:"",
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overflow: TextOverflow.ellipsis,
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maxLines: 2,
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style: TextStyle(
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fontSize: 12.sp,
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fontWeight: MyFontWeight.regular,
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color: Colors.black,
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),
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),
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],
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),
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),
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anthology(),
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CommentList(
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commentKey,
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course?.likes ?? course?.likes?? 0,
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course?.id ?? course?.id ??"",
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isKeyBoardShow,
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_reply,
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_delCommentTips,
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12.sp,
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),
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if (memberList == null || memberList.length == 0)
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Container(
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width: double.infinity,
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alignment: Alignment.topCenter,
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|
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margin: EdgeInsets.only(top: 40),
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padding: EdgeInsets.all(22.h),
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child: Text(
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|
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S
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.of(context)
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|
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.zanwupinglun,
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style: TextStyle(
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fontSize: 12,
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fontWeight: FontWeight.bold,
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color: Color(0xFFA0A0A0),
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),
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),
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),
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/// 富文本评论的输入框
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InputComment(
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inputKey,
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hintText,
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isKeyBoardShow,
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commentFocus,
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commentTextController,
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|
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_toComment,
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|
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_queryMemberComment,
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|
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_queryInformationLikes,
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isLike: false,
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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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initVideo(videoUrl) async {
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videoPlayerController = VideoPlayerController.network(
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|
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videoUrl,
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)..initialize().then((value) {
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|
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chewieAudioController = ChewieController(
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|
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videoPlayerController: videoPlayerController,
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|
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aspectRatio: videoPlayerController.value.aspectRatio,
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//宽高比
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autoPlay: false,
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//自动播放
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looping: false,
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//循环播放
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allowFullScreen: true,
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// 拖动条样式颜色
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||
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materialProgressColors: chewie.ChewieProgressColors(
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playedColor: Colors.white,
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||
|
|
handleColor: Colors.white,
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|
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backgroundColor: Colors.grey,
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|
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bufferedColor: Colors.transparent,
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),
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autoInitialize: true,
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);
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chewieAudioController.addListener(_fullScreenListener);
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||
|
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if (mounted) setState(() {});
|
||
|
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});
|
||
|
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}
|
||
|
|
|
||
|
|
Future<void> _fullScreenListener() async {
|
||
|
|
if (!chewieAudioController.isFullScreen) {
|
||
|
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Future.delayed(Duration(seconds: 1), () {
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||
|
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});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
Widget videoWidget(double width, double height, src) {
|
||
|
|
print("src : $src");
|
||
|
|
return MediaQuery(
|
||
|
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data: MediaQuery.of(context).copyWith(
|
||
|
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textScaleFactor: 0.9,
|
||
|
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),
|
||
|
|
child: !isShowImg
|
||
|
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? (chewieAudioController != null
|
||
|
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? Container(
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||
|
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width: width,
|
||
|
|
height: height,
|
||
|
|
child: chewies = Chewie(
|
||
|
|
controller: chewieAudioController,
|
||
|
|
),
|
||
|
|
)
|
||
|
|
: Container(
|
||
|
|
width: width,
|
||
|
|
height: height,
|
||
|
|
))
|
||
|
|
: GestureDetector(
|
||
|
|
onTap: (){
|
||
|
|
setState(() {
|
||
|
|
isShowImg = false;
|
||
|
|
});
|
||
|
|
},
|
||
|
|
child: Container(
|
||
|
|
width: width,
|
||
|
|
height: width / 7 * 5,
|
||
|
|
color: Colors.black,
|
||
|
|
child: Stack(
|
||
|
|
children: [
|
||
|
|
Center(
|
||
|
|
child: MImage(
|
||
|
|
src,
|
||
|
|
fit: BoxFit.cover,
|
||
|
|
errorSrc: "assets/image/default_2_1.png",
|
||
|
|
fadeSrc: "assets/image/default_2_1.png",
|
||
|
|
),
|
||
|
|
),
|
||
|
|
Center(
|
||
|
|
child: Icon(
|
||
|
|
Icons.play_circle_outline,
|
||
|
|
color: Colors.white,
|
||
|
|
size: 60,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
Widget anthology() {
|
||
|
|
return Container(
|
||
|
|
color: Colors.white,
|
||
|
|
margin: EdgeInsets.only(bottom: 16),
|
||
|
|
padding: EdgeInsets.all(16),
|
||
|
|
child: Column(
|
||
|
|
children: [
|
||
|
|
Row(
|
||
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
||
|
|
mainAxisAlignment: MainAxisAlignment.spaceBetween,
|
||
|
|
children: [
|
||
|
|
Text(
|
||
|
|
"选集",
|
||
|
|
style: TextStyle(
|
||
|
|
fontSize: 15.sp,
|
||
|
|
fontWeight: MyFontWeight.medium,
|
||
|
|
color: Color(0xFF1A1A1A),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
Text(
|
||
|
|
"共${chapterList.length}集",
|
||
|
|
style: TextStyle(
|
||
|
|
fontSize: 16.sp,
|
||
|
|
fontWeight: MyFontWeight.regular,
|
||
|
|
color: Color(0xFF1A1A1A),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
Container(
|
||
|
|
height: 70.h,
|
||
|
|
margin: EdgeInsets.only(top:10),
|
||
|
|
child: ListView.builder(
|
||
|
|
scrollDirection: Axis.horizontal,
|
||
|
|
physics: BouncingScrollPhysics(),
|
||
|
|
itemCount:chapterList.length,
|
||
|
|
itemBuilder: (context, position) {
|
||
|
|
return GestureDetector(
|
||
|
|
onTap: () {
|
||
|
|
setState(() {
|
||
|
|
chapterIndex = position;
|
||
|
|
isShowImg = true;
|
||
|
|
initVideo(chapterList[position].content.fileUrl);
|
||
|
|
});
|
||
|
|
},
|
||
|
|
child: classSelectItem(chapterList[position],position),
|
||
|
|
);
|
||
|
|
},
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
Widget classSelectItem(Chapter chapterList,position) {
|
||
|
|
return Container(
|
||
|
|
width: 106.w,
|
||
|
|
alignment: Alignment.center,
|
||
|
|
margin: EdgeInsets.symmetric(
|
||
|
|
horizontal: 6.w,
|
||
|
|
vertical: 3,
|
||
|
|
),
|
||
|
|
padding: EdgeInsets.all(8),
|
||
|
|
decoration: BoxDecoration(
|
||
|
|
borderRadius: BorderRadius.circular(4),
|
||
|
|
color: position==chapterIndex ? Color(0xFF32A060): Color(0xFFE5E5E5),
|
||
|
|
),
|
||
|
|
child: Text(
|
||
|
|
chapterList?.name ?? chapterList.name ?? "",
|
||
|
|
style: TextStyle(
|
||
|
|
fontSize: 12.sp,
|
||
|
|
fontWeight: MyFontWeight.regular,
|
||
|
|
color: position == chapterIndex ? Colors.white :Color(0xFF7C7C7C),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
contentHeight() {
|
||
|
|
double contentHeight = MediaQuery
|
||
|
|
.of(context)
|
||
|
|
.size
|
||
|
|
.height -
|
||
|
|
kToolbarHeight -
|
||
|
|
MediaQuery
|
||
|
|
.of(context)
|
||
|
|
.padding
|
||
|
|
.top -
|
||
|
|
160.h;
|
||
|
|
if ((contentHeight - 60.h) > (128.h * memberList.length)) {
|
||
|
|
commentHeight = contentHeight - (128.h * memberList.length);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
///给文章/活动点赞
|
||
|
|
_queryInformationLikes() async {
|
||
|
|
BaseData baseData = await apiService.informationLikes("1455102859841372160");
|
||
|
|
if (baseData != null && baseData.isSuccess) {
|
||
|
|
commentKey.currentState.setState(() {});
|
||
|
|
setState(() {
|
||
|
|
// if (comunity.selfLike ?? false)
|
||
|
|
// comunity.likes -= 1;
|
||
|
|
// else
|
||
|
|
// comunity.likes += 1;
|
||
|
|
// comunity.selfLike = !comunity.selfLike ?? false;
|
||
|
|
});
|
||
|
|
} else {
|
||
|
|
// SmartDialog.showToast(baseData.msg, alignment: Alignment.center);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
///发布评论
|
||
|
|
_queryMemberComment(String content) async {
|
||
|
|
BaseData baseData = await apiService.memberComment({
|
||
|
|
"content": content,
|
||
|
|
"parentId": parenId,
|
||
|
|
"relationalId":course.id,
|
||
|
|
"relationalType": 1
|
||
|
|
}).catchError((error) {});
|
||
|
|
if (baseData != null && baseData.isSuccess) {
|
||
|
|
CommentListState state = commentKey.currentState;
|
||
|
|
state.queryMemberCommentList();
|
||
|
|
commentTextController.text = "";
|
||
|
|
FocusScope.of(context).unfocus();
|
||
|
|
_queryMemberCommentList();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
///评论列表
|
||
|
|
_queryMemberCommentList() async {
|
||
|
|
SharedPreferences sharedPreferences = await SharedPreferences.getInstance();
|
||
|
|
if (apiService == null)
|
||
|
|
apiService = ApiService(
|
||
|
|
Dio(),
|
||
|
|
context: context,
|
||
|
|
token: sharedPreferences.getString("token"),
|
||
|
|
showLoading: false,
|
||
|
|
);
|
||
|
|
BaseData<PageInfo<MemberCommentList>> baseData =
|
||
|
|
await apiService.memberCommentList({
|
||
|
|
"pageNum": 1,
|
||
|
|
"pageSize": 100,
|
||
|
|
"relationalId":course.id,
|
||
|
|
"relationalType": 1,
|
||
|
|
}).catchError((error) {});
|
||
|
|
if (baseData != null && baseData.isSuccess) {
|
||
|
|
commentTotal = baseData.data.size;
|
||
|
|
memberList = baseData.data.list;
|
||
|
|
contentHeight();
|
||
|
|
if (mounted) setState(() {});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
///滑动到评论列表
|
||
|
|
_toComment() {
|
||
|
|
if (commentKey.currentContext == null) return;
|
||
|
|
RenderBox firstRenderBox = commentKey.currentContext.findRenderObject();
|
||
|
|
Offset first = firstRenderBox.localToGlobal(Offset.zero);
|
||
|
|
scrollController.animateTo(
|
||
|
|
first.dy +
|
||
|
|
scrollController.offset -
|
||
|
|
(kToolbarHeight + MediaQuery
|
||
|
|
.of(context)
|
||
|
|
.padding
|
||
|
|
.top),
|
||
|
|
duration: Duration(milliseconds: 300),
|
||
|
|
curve: Curves.easeIn,
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
///评论 回复
|
||
|
|
_reply(memberComment) {
|
||
|
|
FocusScope.of(context).requestFocus(commentFocus);
|
||
|
|
parenId = memberComment.id;
|
||
|
|
hintText = S.of(context).huifu_("${memberComment.username}");
|
||
|
|
}
|
||
|
|
|
||
|
|
///删除评论
|
||
|
|
delComment(memberComment) async {
|
||
|
|
BaseData baseData = await apiService.delComment(memberComment.id);
|
||
|
|
if (baseData != null && baseData.isSuccess) {
|
||
|
|
CommentListState state = commentKey.currentState;
|
||
|
|
state.queryMemberCommentList();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
///删除评论的提示
|
||
|
|
_delCommentTips(memberComment) {
|
||
|
|
SmartDialog.show(widget: Tips(() {
|
||
|
|
delComment(memberComment);
|
||
|
|
}));
|
||
|
|
}
|
||
|
|
}
|