pikapika/lib/screens/components/ComicCommentList.dart

144 lines
3.6 KiB
Dart

import 'package:flutter/material.dart';
import 'package:pikapi/basic/Common.dart';
import 'package:pikapi/basic/Entities.dart';
import 'package:pikapi/screens/CommentScreen.dart';
import 'package:pikapi/screens/components/ItemBuilder.dart';
import 'package:pikapi/basic/Method.dart';
import 'ComicCommentItem.dart';
// 漫画的评论列表
class ComicCommentList extends StatefulWidget {
final String comicId;
ComicCommentList(this.comicId);
@override
State<StatefulWidget> createState() => _ComicCommentListState();
}
class _ComicCommentListState extends State<ComicCommentList> {
late int _currentPage = 1;
late Future<CommentPage> _future = _loadPage();
Future<CommentPage> _loadPage() {
return method.comments(widget.comicId, _currentPage);
}
@override
Widget build(BuildContext context) {
return ItemBuilder(
future: _future,
successBuilder:
(BuildContext context, AsyncSnapshot<CommentPage> snapshot) {
var page = snapshot.data!;
return Column(
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
_buildPrePage(page),
...page.docs.map((e) => _buildComment(e)),
_buildPostComment(),
_buildNextPage(page),
],
);
},
onRefresh: () async => {
setState(() {
_future = _loadPage();
})
},
);
}
Widget _buildComment(Comment comment) {
return InkWell(
onTap: () {
Navigator.of(context).push(
MaterialPageRoute(
builder: (context) => CommentScreen(widget.comicId, comment),
),
);
},
child: ComicCommentItem(comment),
);
}
Widget _buildPostComment() {
return InkWell(
onTap: () async {
String? text = await inputString(context, '请输入评论内容');
if (text != null && text.isNotEmpty) {
try {
await method.postComment(widget.comicId, text);
setState(() {
_future = _loadPage();
});
} 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),
),
),
),
padding: EdgeInsets.all(30),
child: Center(
child: Text('我有话要讲'),
),
),
);
}
Widget _buildPrePage(CommentPage page) {
if (page.page > 1) {
return InkWell(
onTap: () {
setState(() {
_currentPage = page.page - 1;
_future = _loadPage();
});
},
child: Container(
padding: EdgeInsets.all(30),
child: Center(
child: Text('上一页'),
),
),
);
}
return Container();
}
Widget _buildNextPage(CommentPage page) {
if (page.page < page.pages) {
return InkWell(
onTap: () {
setState(() {
_currentPage = page.page + 1;
_future = _loadPage();
});
},
child: Container(
padding: EdgeInsets.all(30),
child: Center(
child: Text('下一页'),
),
),
);
}
return Container();
}
}