stack_wallet/lib/pages/exchange_view/exchange_loading_overlay.dart
2022-09-09 08:03:36 -06:00

103 lines
3.2 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:stackwallet/providers/exchange/changenow_initial_load_status.dart';
import 'package:stackwallet/utilities/cfcolors.dart';
import 'package:stackwallet/utilities/text_styles.dart';
import 'package:stackwallet/widgets/custom_loading_overlay.dart';
import 'package:stackwallet/widgets/stack_dialog.dart';
class ExchangeLoadingOverlayView extends ConsumerStatefulWidget {
const ExchangeLoadingOverlayView({
Key? key,
required this.unawaitedLoad,
}) : super(key: key);
final VoidCallback unawaitedLoad;
@override
ConsumerState<ExchangeLoadingOverlayView> createState() =>
_ExchangeLoadingOverlayViewState();
}
class _ExchangeLoadingOverlayViewState
extends ConsumerState<ExchangeLoadingOverlayView> {
late ChangeNowLoadStatus _statusEst;
late ChangeNowLoadStatus _statusFixed;
bool userReloaded = false;
@override
void initState() {
_statusEst =
ref.read(changeNowEstimatedInitialLoadStatusStateProvider.state).state;
_statusFixed =
ref.read(changeNowFixedInitialLoadStatusStateProvider.state).state;
super.initState();
}
@override
Widget build(BuildContext context) {
debugPrint("BUILD: $runtimeType");
ref.listen(
changeNowEstimatedInitialLoadStatusStateProvider
.select((value) => value), (previous, next) {
if (next is ChangeNowLoadStatus) {
setState(() {
_statusEst = next;
});
}
});
ref.listen(
changeNowFixedInitialLoadStatusStateProvider.select((value) => value),
(previous, next) {
if (next is ChangeNowLoadStatus) {
setState(() {
_statusFixed = next;
});
}
});
return Stack(
children: [
if (_statusEst == ChangeNowLoadStatus.loading ||
(_statusFixed == ChangeNowLoadStatus.loading && userReloaded))
Container(
color: CFColors.stackAccent.withOpacity(0.7),
child: const CustomLoadingOverlay(
message: "Loading ChangeNOW data", eventBus: null),
),
if ((_statusEst == ChangeNowLoadStatus.failed ||
_statusFixed == ChangeNowLoadStatus.failed) &&
_statusEst != ChangeNowLoadStatus.loading &&
_statusFixed != ChangeNowLoadStatus.loading)
Container(
color: CFColors.stackAccent.withOpacity(0.7),
child: Column(
mainAxisAlignment: MainAxisAlignment.end,
children: [
StackDialog(
title: "Failed to fetch ChangeNow data",
message:
"ChangeNOW requires a working internet connection. Tap OK to try fetching again.",
rightButton: TextButton(
child: Text(
"OK",
style: STextStyles.button
.copyWith(color: CFColors.stackAccent),
),
onPressed: () {
userReloaded = true;
widget.unawaitedLoad();
},
),
),
],
),
),
],
);
}
}