94 lines
2.8 KiB
Dart
94 lines
2.8 KiB
Dart
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import 'dart:convert';
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import 'package:flutter/material.dart';
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import 'package:http/http.dart' as http;
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import 'package:infinite_scroll_pagination/infinite_scroll_pagination.dart';
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import 'package:solian/models/post.dart';
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import 'package:solian/utils/service_url.dart';
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import 'package:solian/widgets/posts/comment_list.dart';
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import 'package:solian/widgets/posts/item.dart';
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import 'package:solian/widgets/wrapper.dart';
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import 'package:flutter_gen/gen_l10n/app_localizations.dart';
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class PostScreen extends StatefulWidget {
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final String dataset;
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final String alias;
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const PostScreen({super.key, required this.alias, required this.dataset});
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@override
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State<PostScreen> createState() => _PostScreenState();
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}
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class _PostScreenState extends State<PostScreen> {
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final _client = http.Client();
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final PagingController<int, Post> _commentPagingController =
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PagingController(firstPageKey: 0);
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Future<Post?> fetchPost(BuildContext context) async {
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final uri = getRequestUri(
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'interactive', '/api/p/${widget.dataset}/${widget.alias}');
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final res = await _client.get(uri);
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if (res.statusCode != 200) {
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final err = utf8.decode(res.bodyBytes);
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text("Something went wrong... $err")),
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);
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return null;
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} else {
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return Post.fromJson(jsonDecode(utf8.decode(res.bodyBytes)));
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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 LayoutWrapper(
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title: AppLocalizations.of(context)!.post,
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child: FutureBuilder(
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future: fetchPost(context),
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builder: (context, snapshot) {
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if (snapshot.hasData && snapshot.data != null) {
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return Center(
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child: Container(
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constraints: const BoxConstraints(maxWidth: 640),
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child: CustomScrollView(
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slivers: [
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SliverToBoxAdapter(
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child: PostItem(
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item: snapshot.data!,
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brief: false,
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),
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),
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SliverToBoxAdapter(
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child: CommentListHeader(
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related: snapshot.data!,
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paging: _commentPagingController,
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),
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),
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CommentList(
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related: snapshot.data!,
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dataset: widget.dataset,
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paging: _commentPagingController,
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),
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],
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),
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),
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);
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} else {
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return const Center(
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child: CircularProgressIndicator(),
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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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@override
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void dispose() {
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_commentPagingController.dispose();
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super.dispose();
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}
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}
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