Files
pilipala/lib/pages/video/detail/view.dart
2023-04-21 21:44:51 +08:00

154 lines
6.2 KiB
Dart

import 'package:get/get.dart';
import 'package:flutter/material.dart';
import 'package:pilipala/common/widgets/network_img_layer.dart';
import 'package:pilipala/pages/video/detail/reply/index.dart';
import 'package:pilipala/pages/video/detail/controller.dart';
import 'package:pilipala/pages/video/detail/introduction/index.dart';
import 'package:pilipala/pages/video/detail/related/index.dart';
class VideoDetailPage extends StatefulWidget {
const VideoDetailPage({Key? key}) : super(key: key);
@override
State<VideoDetailPage> createState() => _VideoDetailPageState();
}
class _VideoDetailPageState extends State<VideoDetailPage> {
final VideoDetailController videoDetailController =
Get.put(VideoDetailController());
@override
Widget build(BuildContext context) {
return DefaultTabController(
initialIndex: videoDetailController.tabInitialIndex,
length: videoDetailController.tabs.length, // tab的数量.
child: SafeArea(
top: false,
bottom: false,
child: Scaffold(
body: NestedScrollView(
headerSliverBuilder:
(BuildContext context, bool innerBoxIsScrolled) {
return <Widget>[
SliverOverlapAbsorber(
handle:
NestedScrollView.sliverOverlapAbsorberHandleFor(context),
sliver: SliverAppBar(
title: const Text("视频详情"),
// floating: true,
// snap: true,
pinned: true,
elevation: 0,
scrolledUnderElevation: 0,
forceElevated: innerBoxIsScrolled,
expandedHeight: MediaQuery.of(context).size.width * 9 / 16,
collapsedHeight: MediaQuery.of(context).size.width * 9 / 16,
toolbarHeight: kToolbarHeight,
flexibleSpace: FlexibleSpaceBar(
background: Padding(
padding: EdgeInsets.only(
bottom: 50,
top: MediaQuery.of(context).padding.top),
child: LayoutBuilder(
builder: (context, boxConstraints) {
double maxWidth = boxConstraints.maxWidth;
double maxHeight = boxConstraints.maxHeight;
double PR = MediaQuery.of(context).devicePixelRatio;
return Hero(
tag: videoDetailController.heroTag,
child: NetworkImgLayer(
src: videoDetailController.videoItem['pic'],
width: maxWidth,
height: maxHeight,
),
);
},
),
),
),
bottom: PreferredSize(
preferredSize: const Size.fromHeight(50.0),
child: Container(
height: 50,
decoration: BoxDecoration(
border: Border(
bottom: BorderSide(
color: Theme.of(context)
.dividerColor
.withOpacity(0.1)))),
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
mainAxisSize: MainAxisSize.max,
children: [
Container(
width: 280,
margin: const EdgeInsets.only(left: 20),
child: Obx(
() => TabBar(
splashBorderRadius: BorderRadius.circular(6),
dividerColor: Colors.transparent,
tabs: videoDetailController.tabs
.map((String name) => Tab(text: name))
.toList(),
),
),
),
// 弹幕开关
// const Spacer(),
// Flexible(
// flex: 2,
// child: Container(
// height: 50,
// ),
// ),
],
),
),
),
),
),
];
},
body: TabBarView(
children: [
Builder(builder: (context) {
return CustomScrollView(
key: const PageStorageKey<String>('简介'),
slivers: <Widget>[
SliverOverlapInjector(
handle: NestedScrollView.sliverOverlapAbsorberHandleFor(
context),
),
const VideoIntroPanel(),
SliverToBoxAdapter(
child: Divider(
color:
Theme.of(context).dividerColor.withOpacity(0.1),
),
),
const SliverPadding(padding: EdgeInsets.only(bottom: 5)),
const RelatedVideoPanel(),
],
);
}),
Builder(builder: (context) {
return CustomScrollView(
key: const PageStorageKey<String>('评论'),
slivers: <Widget>[
SliverOverlapInjector(
handle: NestedScrollView.sliverOverlapAbsorberHandleFor(
context),
),
const VideoReplyPanel()
],
);
})
],
),
),
),
),
);
}
}