115 lines
3.8 KiB
Dart
115 lines
3.8 KiB
Dart
import 'package:easy_debounce/easy_throttle.dart';
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:pilipala/common/widgets/http_error.dart';
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import 'package:pilipala/common/widgets/no_data.dart';
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import 'package:pilipala/models/follow/result.dart';
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import 'package:pilipala/pages/follow/index.dart';
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import 'follow_item.dart';
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class FollowList extends StatefulWidget {
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final FollowController ctr;
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const FollowList({
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super.key,
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required this.ctr,
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});
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@override
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State<FollowList> createState() => _FollowListState();
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}
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class _FollowListState extends State<FollowList> {
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late Future _futureBuilderFuture;
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final ScrollController scrollController = ScrollController();
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@override
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void initState() {
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super.initState();
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_futureBuilderFuture = widget.ctr.queryFollowings('init');
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scrollController.addListener(
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() async {
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if (scrollController.position.pixels >=
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scrollController.position.maxScrollExtent - 200) {
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EasyThrottle.throttle('follow', const Duration(seconds: 1), () {
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widget.ctr.queryFollowings('onLoad');
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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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scrollController.removeListener(() {});
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scrollController.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 RefreshIndicator(
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onRefresh: () async => await widget.ctr.queryFollowings('init'),
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child: FutureBuilder(
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future: _futureBuilderFuture,
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builder: (context, snapshot) {
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if (snapshot.connectionState == ConnectionState.done) {
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var data = snapshot.data;
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if (data['status']) {
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List<FollowItemModel> list = widget.ctr.followList;
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return Obx(
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() => list.isNotEmpty
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? ListView.builder(
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controller: scrollController,
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itemCount: list.length + 1,
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itemBuilder: (BuildContext context, int index) {
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if (index == list.length) {
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return Container(
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height:
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MediaQuery.of(context).padding.bottom + 60,
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padding: EdgeInsets.only(
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bottom:
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MediaQuery.of(context).padding.bottom),
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child: Center(
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child: Obx(
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() => Text(
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widget.ctr.loadingText.value,
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style: TextStyle(
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color: Theme.of(context)
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.colorScheme
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.outline,
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fontSize: 13),
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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 FollowItem(
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item: list[index],
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ctr: widget.ctr,
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);
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}
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},
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)
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: const CustomScrollView(slivers: [NoData()]),
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);
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} else {
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return CustomScrollView(
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slivers: [
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HttpError(
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errMsg: data['msg'],
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fn: () => widget.ctr.queryFollowings('init'),
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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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// 骨架屏
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return const SizedBox();
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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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