pikapika/lib/screens/CommentScreen.dart

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import 'package:flutter/material.dart';
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import 'package:pikapika/basic/Common.dart';
import 'package:pikapika/basic/Entities.dart';
import 'package:pikapika/basic/Entities.dart' as e;
import 'package:pikapika/basic/Method.dart';
import 'package:pikapika/screens/components/CommentItem.dart';
import 'package:pikapika/screens/components/CommentMainType.dart';
import 'package:pikapika/screens/components/ContentBuilder.dart';
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import 'components/RightClickPop.dart';
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class _CommentChildPage extends e.Page {
late List<ChildOfComment> docs;
_CommentChildPage.ofComic(CommentChildrenPage commentPage)
: super.of(commentPage.total, commentPage.limit, commentPage.page,
commentPage.pages) {
this.docs = commentPage.docs;
}
_CommentChildPage.ofGame(GameCommentChildrenPage commentPage)
: super.of(commentPage.total, commentPage.limit, commentPage.page,
commentPage.pages) {
this.docs = commentPage.docs;
}
}
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class CommentScreen extends StatefulWidget {
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final CommentMainType mainType;
final String mainId;
final CommentBase comment;
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const CommentScreen(this.mainType, this.mainId, this.comment, {Key? key})
: super(key: key);
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@override
State<StatefulWidget> createState() => _CommentScreenState();
}
class _CommentScreenState extends State<CommentScreen> {
late int _currentPage = 1;
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late Future<_CommentChildPage> _future = _loadPage();
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late Key _key = UniqueKey();
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Future<_CommentChildPage> _loadPage() async {
switch (widget.mainType) {
case CommentMainType.COMIC:
return _CommentChildPage.ofComic(await method.commentChildren(
widget.mainId,
widget.comment.id,
_currentPage,
));
case CommentMainType.GAME:
return _CommentChildPage.ofGame(await method.gameCommentChildren(
widget.mainId,
widget.comment.id,
_currentPage,
));
}
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}
Widget _buildChildrenPager() {
return ContentBuilder(
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key: _key,
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future: _future,
onRefresh: _loadPage,
successBuilder:
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(BuildContext context, AsyncSnapshot<_CommentChildPage> snapshot) {
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var page = snapshot.data!;
return ListView(
children: [
_buildPrePage(page),
...page.docs.map((e) => _buildComment(e)),
_buildNextPage(page),
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_buildPostComment(),
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],
);
},
);
}
@override
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Widget build(BuildContext context) {
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return rightClickPop(
child: buildScreen(context),
context: context,
canPop: true,
);
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}
Widget buildScreen(BuildContext context) {
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return Scaffold(
appBar: AppBar(
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title: const Text('评论'),
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),
body: Column(
children: [
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ComicCommentItem(widget.mainType, widget.mainId, widget.comment),
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Container(
height: 3,
color:
(Theme.of(context).textTheme.bodyText1?.color ?? Colors.black)
.withOpacity(.05),
),
Expanded(child: _buildChildrenPager())
],
),
);
}
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Widget _buildComment(CommentBase e) {
return ComicCommentItem(widget.mainType, widget.mainId, e);
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}
Widget _buildPostComment() {
return InkWell(
onTap: () async {
String? text = await inputString(context, '请输入评论内容');
if (text != null && text.isNotEmpty) {
try {
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switch (widget.mainType) {
case CommentMainType.COMIC:
await method.postChildComment(widget.comment.id, text);
break;
case CommentMainType.GAME:
await method.postGameChildComment(widget.comment.id, text);
break;
}
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setState(() {
_future = _loadPage();
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_key = UniqueKey();
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widget.comment.commentsCount++;
});
} catch (e) {
defaultToast(context, "评论失败");
}
}
},
child: Container(
decoration: BoxDecoration(
border: Border(
top: BorderSide(
width: .25,
style: BorderStyle.solid,
color: Colors.grey.shade500.withOpacity(.5),
),
bottom: BorderSide(
width: .25,
style: BorderStyle.solid,
color: Colors.grey.shade500.withOpacity(.5),
),
),
),
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padding: const EdgeInsets.all(30),
child: const Center(
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child: Text('我有话要讲'),
),
),
);
}
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Widget _buildPrePage(_CommentChildPage page) {
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if (page.page > 1) {
return InkWell(
onTap: () {
setState(() {
_currentPage = page.page - 1;
_future = _loadPage();
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_key = UniqueKey();
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});
},
child: Container(
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padding: const EdgeInsets.all(30),
child: const Center(
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child: Text('上一页'),
),
),
);
}
return Container();
}
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Widget _buildNextPage(_CommentChildPage page) {
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if (page.page < page.pages) {
return InkWell(
onTap: () {
setState(() {
_currentPage = page.page + 1;
_future = _loadPage();
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_key = UniqueKey();
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});
},
child: Container(
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padding: const EdgeInsets.all(30),
child: const Center(
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child: Text('下一页'),
),
),
);
}
return Container();
}
}