79 lines
2.1 KiB
Dart
79 lines
2.1 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:solian/models/pagination.dart';
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import 'package:solian/models/post.dart';
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import 'package:solian/providers/content/post_explore.dart';
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import 'package:solian/widgets/posts/post_item.dart';
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class HomeScreen extends StatefulWidget {
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const HomeScreen({super.key});
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@override
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State<HomeScreen> createState() => _HomeScreenState();
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}
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class _HomeScreenState extends State<HomeScreen> {
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int _pageKey = 0;
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int? _dataTotal;
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bool _isFirstLoading = true;
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final List<Post> _data = List.empty(growable: true);
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getPosts() async {
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if (_dataTotal != null && _pageKey * 10 > _dataTotal!) return;
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final PostExploreProvider provider = Get.find();
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final resp = await provider.listPost(_pageKey);
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final PaginationResult result = PaginationResult.fromJson(resp.body);
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setState(() {
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final parsed = result.data?.map((e) => Post.fromJson(e));
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if (parsed != null) _data.addAll(parsed);
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_isFirstLoading = false;
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_dataTotal = result.count;
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_pageKey++;
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});
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}
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@override
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void initState() {
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Get.lazyPut(() => PostExploreProvider());
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super.initState();
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Future.delayed(Duration.zero, () => getPosts());
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}
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@override
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Widget build(BuildContext context) {
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if (_isFirstLoading) {
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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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return Material(
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color: Theme.of(context).colorScheme.background,
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child: RefreshIndicator(
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onRefresh: () {
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_data.clear();
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_pageKey = 0;
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_dataTotal = null;
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return getPosts();
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},
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child: ListView.separated(
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itemCount: _data.length,
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itemBuilder: (BuildContext context, int index) {
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final item = _data[index];
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return GestureDetector(
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child: PostItem(key: Key('p${item.alias}'), item: item),
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onTap: () {},
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);
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},
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separatorBuilder: (_, __) => const Divider(thickness: 0.3, height: 0.3),
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),
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),
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);
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}
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}
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