111 lines
3.5 KiB
Dart
111 lines
3.5 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:infinite_scroll_pagination/infinite_scroll_pagination.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/auth.dart';
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import 'package:solian/providers/content/post.dart';
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import 'package:solian/router.dart';
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import 'package:solian/screens/account/notification.dart';
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import 'package:solian/theme.dart';
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import 'package:solian/widgets/posts/post_list.dart';
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class SocialScreen extends StatefulWidget {
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const SocialScreen({super.key});
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@override
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State<SocialScreen> createState() => _SocialScreenState();
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}
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class _SocialScreenState extends State<SocialScreen> {
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final PagingController<int, Post> _pagingController =
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PagingController(firstPageKey: 0);
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getPosts(int pageKey) async {
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final PostProvider provider = Get.find();
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Response resp;
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try {
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resp = await provider.listPost(pageKey);
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} catch (e) {
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_pagingController.error = e;
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return;
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}
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final PaginationResult result = PaginationResult.fromJson(resp.body);
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final parsed = result.data?.map((e) => Post.fromJson(e)).toList();
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if (parsed != null && parsed.length >= 10) {
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_pagingController.appendPage(parsed, pageKey + parsed.length);
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} else if (parsed != null) {
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_pagingController.appendLastPage(parsed);
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}
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}
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@override
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void initState() {
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super.initState();
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_pagingController.addPageRequestListener(getPosts);
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}
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@override
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Widget build(BuildContext context) {
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final AuthProvider auth = Get.find();
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return Scaffold(
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floatingActionButton: FutureBuilder(
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future: auth.isAuthorized,
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builder: (context, snapshot) {
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if (snapshot.hasData && snapshot.data == true) {
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return FloatingActionButton(
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child: const Icon(Icons.add),
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onPressed: () async {
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final value =
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await AppRouter.instance.pushNamed('postPublishing');
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if (value != null) {
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_pagingController.refresh();
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}
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},
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);
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}
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return Container();
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}),
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body: Material(
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color: Theme.of(context).colorScheme.surface,
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child: SafeArea(
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child: NestedScrollView(
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headerSliverBuilder: (context, innerBoxIsScrolled) {
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return [
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SliverOverlapAbsorber(
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handle:
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NestedScrollView.sliverOverlapAbsorberHandleFor(context),
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sliver: SliverAppBar(
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title: Text('social'.tr),
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centerTitle: false,
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titleSpacing:
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SolianTheme.isLargeScreen(context) ? null : 24,
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forceElevated: innerBoxIsScrolled,
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actions: [
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const NotificationButton(),
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if (!SolianTheme.isLargeScreen(context))
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const SizedBox(width: 16),
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],
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),
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),
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];
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},
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body: MediaQuery.removePadding(
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removeTop: true,
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context: context,
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child: RefreshIndicator(
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onRefresh: () => Future.sync(() => _pagingController.refresh()),
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child: PostListWidget(controller: _pagingController),
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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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}
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}
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