88 lines
2.0 KiB
Dart
88 lines
2.0 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:localization/localization.dart';
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import 'package:loris/partials/thread.dart';
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import '../../business_logic/timeline/timeline.dart' as tl;
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class Timeline extends StatefulWidget {
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const Timeline({Key? key}) : super(key: key);
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@override
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State<Timeline> createState() => _TimelineState();
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}
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class _TimelineState extends State<Timeline> {
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String? id;
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final controller = ScrollController();
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List<Widget> children = [];
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bool loading = false;
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@override
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void initState() {
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super.initState();
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fetchMore();
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controller.addListener(() {
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if (controller.position.maxScrollExtent <= controller.offset &&
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!loading) {
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fetchMore();
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}
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});
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}
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Future fetchMore() async {
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loading = true;
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final model = await tl.getTimelineFromServer(id);
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id = model.posts[model.posts.length - 1].id;
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setState(() {
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if (children.isNotEmpty) {
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children.removeAt(children.length - 1);
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}
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children.addAll([
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Thread(
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model: model,
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)
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]);
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children.add(
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Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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TextButton.icon(
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onPressed: () {
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fetchMore();
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},
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icon: const Icon(Icons.more_horiz),
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label: Text("load-more".i18n()),
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)
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],
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),
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);
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loading = false;
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});
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}
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@override
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void dispose() {
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controller.dispose();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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return ListView.separated(
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physics: const AlwaysScrollableScrollPhysics(),
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controller: controller,
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itemBuilder: (context, index) {
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return children[index];
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},
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separatorBuilder: (context, index) {
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return const Divider(
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color: Colors.transparent,
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);
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},
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itemCount: children.length,
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padding: const EdgeInsets.fromLTRB(24, 0, 24, 64),
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addAutomaticKeepAlives: false,
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);
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}
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}
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