zwallet/lib/account.dart

429 lines
14 KiB
Dart

import 'dart:async';
import 'dart:math';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_mobx/flutter_mobx.dart';
import 'package:intl/intl.dart';
import 'package:material_design_icons_flutter/material_design_icons_flutter.dart';
import 'package:qr_flutter/qr_flutter.dart';
import 'package:animated_text_kit/animated_text_kit.dart';
import 'package:velocity_x/velocity_x.dart';
import 'package:warp_api/warp_api.dart';
import 'generated/l10n.dart';
import 'main.dart';
import 'store.dart';
class AccountPage extends StatefulWidget {
@override
_AccountState createState() => _AccountState();
}
class _AccountState extends State<AccountPage> with AutomaticKeepAliveClientMixin {
@override
bool get wantKeepAlive => true; //Set to true
@override
Widget build(BuildContext context) {
super.build(context);
return SingleChildScrollView(
child: Column(children: [
SyncStatusWidget(),
QRAddressWidget(),
Padding(padding: EdgeInsets.symmetric(vertical: 8)),
BalanceWidget(),
Padding(padding: EdgeInsets.symmetric(vertical: 8)),
MemPoolWidget(),
ProgressWidget(),
])
);
}
}
class SyncStatusWidget extends StatefulWidget {
SyncStatusState createState() => SyncStatusState();
}
class SyncStatusState extends State<SyncStatusWidget> {
var display = 0;
@override
Widget build(BuildContext context) {
final s = S.of(context);
final theme = Theme.of(context);
final simpleMode = settings.simpleMode;
final syncStyle = theme.textTheme.bodySmall!.apply(color: theme.primaryColor);
dynamic createText(String text, bool animated) {
return animated ? WavyAnimatedText(text, textStyle: syncStyle) : Text(text, style: syncStyle);
}
return Column(children: [
if (simpleMode) Padding(padding: EdgeInsets.fromLTRB(0, 8, 0, 0), child: Text(s.simpleMode)),
Observer(builder: (context) {
final time = eta.eta;
final neverSynced = syncStatus.syncedHeight == null;
final syncedHeight = syncStatus.syncedHeight ?? 0;
final startHeight = syncStatus.startSyncedHeight;
final timestamp = syncStatus.timestamp?.timeAgo() ?? s.na;
final latestHeight = syncStatus.latestHeight;
final remaining = max(latestHeight-syncedHeight, 0);
final int? percent;
if (startHeight != null) {
final total = latestHeight - startHeight;
percent = total > 0 ? 100 * (syncedHeight - startHeight) ~/
total : 0;
}
else percent = 0;
final downloadedSize = NumberFormat.compact().format(syncStatus.downloadedSize);
final trialDecryptionCount = NumberFormat.compact().format(syncStatus.trialDecryptionCount);
final disconnected = latestHeight == 0;
final synced = syncStatus.isSynced();
final paused = syncStatus.paused;
final syncing = !paused && !disconnected && !neverSynced && !synced;
dynamic createSyncText(int iDisplay, bool animated) {
switch (iDisplay) {
case 0:
return createText('$syncedHeight / $latestHeight', animated);
case 1:
final m = syncStatus.isRescan ? "RESCAN" : "CATCH UP";
return createText('$m $percent %', animated);
case 2:
return createText('$remaining...', animated);
case 3:
return createText('$timestamp', animated);
case 4:
return createText('$time', animated);
case 5:
return createText('\u{2193} $downloadedSize', animated);
case 6:
return createText('\u{2192} $trialDecryptionCount', animated);
}
}
dynamic createSyncStatus() {
var d = display % 8;
if (d == 0)
return AnimatedTextKit(
key: ValueKey(syncedHeight),
repeatForever: true,
animatedTexts: [ for (int i = 0; i < 7; i++) createSyncText(i, true) ],
onTap: () => setState(() { display += 1; }),
);
return createSyncText(d-1, false);
}
final text;
if (paused)
text = Text(s.syncPaused);
else if (disconnected)
text = Text(s.disconnected);
else if (neverSynced)
text = Text(s.rescanNeeded);
else if (synced)
text = Text('$syncedHeight', style: theme.textTheme.bodySmall);
else
text = createSyncStatus();
return TextButton(onPressed: () { syncing ? _onNextDisplay() : _onSync(context); }, child: text);
})
]);
}
_onSync(BuildContext context) {
if (syncStatus.paused)
syncStatus.setPause(false);
else if (syncStatus.syncedHeight != null)
Future.microtask(() => syncStatus.sync(false));
else
rescan(context);
}
_onNextDisplay() {
setState(() { display += 1; });
}
}
class QRAddressWidget extends StatefulWidget {
@override
QRAddressState createState() => QRAddressState();
}
class QRAddressState extends State<QRAddressWidget> {
bool _useSnapAddress = false;
String _snapAddress = "";
@override
Widget build(BuildContext context) {
return Observer(builder: (context) {
final s = S.of(context);
final theme = Theme.of(context);
final _ = active.taddress;
final simpleMode = settings.simpleMode;
final address = _address();
final shortAddress = centerTrim(address);
final showTAddr = active.showTAddr;
final hasTAddr = active.taddress.isNotEmpty;
final flat = settings.flat;
final qrSize = getScreenSize(context) / 2.5;
final hide = settings.autoHide && flat;
final coinDef = active.coinDef;
return Column(children: [
if (hasTAddr)
Text(showTAddr
? s.tapQrCodeForShieldedAddress
: s.tapQrCodeForTransparentAddress),
Padding(padding: EdgeInsets.symmetric(vertical: 4)),
GestureDetector(
onTap: hasTAddr ? _onQRTap : null,
onLongPress: _onUpdateTAddr,
child: RotatedBox(
quarterTurns: hide ? 2 : 0,
child: QrImage(
data: address,
size: qrSize,
embeddedImage: coinDef.image,
backgroundColor: Colors.white))),
Padding(padding: EdgeInsets.symmetric(vertical: 8)),
RichText(
text: TextSpan(children: [
TextSpan(text: '$shortAddress ', style: theme.textTheme.bodyMedium),
WidgetSpan(
child: GestureDetector(
child: Icon(Icons.content_copy), onTap: _onAddressCopy)),
WidgetSpan(
child: Padding(padding: EdgeInsets.symmetric(horizontal: 4))),
WidgetSpan(
child: GestureDetector(
child: Icon(MdiIcons.qrcodeScan), onTap: _onReceive)),
])),
Padding(padding: EdgeInsets.symmetric(vertical: 4)),
if (!simpleMode && !showTAddr)
SizedBox(height: 30, child:
(_snapTimer == null) ? OutlinedButton(
child: Text(s.newSnapAddress),
style: OutlinedButton.styleFrom(
side: BorderSide(width: 1, color: theme.primaryColor)),
onPressed: _onSnapAddress) : LinearProgressIndicator(value: _snapAddressProgress / SNAPADDRESS_LIFETIME)),
if (!simpleMode && showTAddr)
OutlinedButton(
child: Text(s.shieldTranspBalance),
style: OutlinedButton.styleFrom(
side: BorderSide(width: 1, color: theme.primaryColor)),
onPressed: () {
shieldTAddr(context);
},
)
]);
});
}
_onQRTap() {
active.toggleShowTAddr();
}
_onAddressCopy() {
Clipboard.setData(ClipboardData(text: _address()));
showSnackBar(S.of(context).addressCopiedToClipboard);
}
_onReceive() async {
Navigator.of(context).pushNamed('/receive');
}
static const SNAPADDRESS_LIFETIME = 15;
Timer? _snapTimer;
int _snapAddressProgress = 0;
_onSnapAddress() {
if (_snapTimer != null) return;
final address = active.getDiversifiedAddress(DateTime.now().millisecondsSinceEpoch ~/ 1000);
setState(() {
_useSnapAddress = true;
_snapAddress = address;
});
_snapAddressProgress = SNAPADDRESS_LIFETIME;
final countdown = Timer.periodic(Duration(seconds: 1), (timer) {
setState(() {
_snapAddressProgress -= 1;
});
});
_snapTimer = Timer(Duration(seconds: SNAPADDRESS_LIFETIME), () {
setState(() {
countdown.cancel();
_useSnapAddress = false;
_snapTimer = null;
});
});
}
_onUpdateTAddr() async {
if (!active.showTAddr) return;
final s = S.of(context);
final coinIndex = active.coinDef.coinIndex;
var pathController = TextEditingController();
var keyController = TextEditingController();
final confirmed = await showDialog<bool>(context: context, builder: (context) => AlertDialog(
title: Text(S.of(context).changeTransparentKey),
content: Column(
mainAxisSize: MainAxisSize.min,
children: [
TextField(
decoration: InputDecoration(label: Text(s.derivationPath), hintText: "m/44'/$coinIndex'/0'/0/0"),
controller: pathController),
TextField(
decoration: InputDecoration(label: Text(s.privateKey)),
controller: keyController)]),
actions: confirmButtons(context, () {
Navigator.of(context).pop(true);
}))) ?? false;
if (confirmed) {
try {
if (pathController.text.isNotEmpty)
WarpApi.importTransparentPath(
active.coin, active.id, pathController.text);
if (keyController.text.isNotEmpty)
WarpApi.importTransparentSecretKey(
active.coin, active.id, keyController.text);
await active.refreshTAddr();
active.updateTBalance();
}
on String catch (message) {
showSnackBar(message);
}
}
}
String _address() {
final address = active.showTAddr
? active.taddress
: _useSnapAddress
? _snapAddress
: active.address;
return address;
}
}
class BalanceWidget extends StatelessWidget {
@override
Widget build(BuildContext context) => Observer(builder: (context) {
final s = S.of(context);
final theme = Theme.of(context);
final flat = settings.flat;
final hide = settings.autoHide && flat;
final showTAddr = active.showTAddr;
final balance = showTAddr ? active.tbalance : active.balances.balance;
final balanceColor = !showTAddr
? theme.colorScheme.primary
: theme.colorScheme.secondary;
final balanceHi = hide ? '-------' : _getBalanceHi(balance);
final deviceWidth = getWidth(context);
final digits = deviceWidth.index < DeviceWidth.sm.index ? 7 : 9;
final balanceStyle = (balanceHi.length > digits
? theme.textTheme.headlineMedium
: theme.textTheme.displayMedium)!
.copyWith(color: balanceColor);
final fx = priceStore.coinPrice;
final balanceFX = balance * fx / ZECUNIT;
final coinDef = active.coinDef;
return Column(children: [
Row(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.baseline,
textBaseline: TextBaseline.ideographic,
children: <Widget>[
if (!hide)
Text('${coinDef.symbol}', style: theme.textTheme.headlineSmall),
Text(' $balanceHi', style: balanceStyle),
if (!hide) Text('${_getBalanceLo(balance)}'),
]),
if (hide) Text(s.tiltYourDeviceUpToRevealYourBalance),
if (!hide && fx != 0.0)
Text("${decimalFormat(balanceFX, 2, symbol: settings.currency)}",
style: theme.textTheme.titleLarge),
if (!hide && fx != 0.0)
Text(
"1 ${coinDef.ticker} = ${decimalFormat(
fx, 2, symbol: settings.currency)}"),
]);
});
}
class MemPoolWidget extends StatelessWidget {
@override
Widget build(BuildContext context) => Observer(builder: (context) {
final theme = Theme.of(context);
int unconfirmedBalance = unconfirmedBalanceStream.value ?? 0;
final unconfirmedStyle = TextStyle(
color: amountColor(context, unconfirmedBalance));
if (unconfirmedBalance == 0) return Container();
return Row(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.baseline,
textBaseline: TextBaseline.ideographic,
children: <Widget>[
Text(
'${_sign(unconfirmedBalance)} ${_getBalanceHi(unconfirmedBalance)}',
style: theme.textTheme.headlineMedium
?.merge(unconfirmedStyle)),
Text(
'${_getBalanceLo(unconfirmedBalance)}',
style: unconfirmedStyle),
]);
});
}
class ProgressWidget extends StatefulWidget {
@override
ProgressState createState() => ProgressState();
}
class ProgressState extends State<ProgressWidget> {
int _progress = 0;
StreamSubscription? _progressDispose;
@override
void initState() {
super.initState();
_progressDispose = progressStream.listen((percent) {
setState(() {
_progress = percent;
});
});
}
@override
void dispose() {
_progressDispose?.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
return Observer(builder: (context) => Column(children: [
if (active.banner.isNotEmpty) DefaultTextStyle(
style: theme.textTheme.titleLarge!,
child: AnimatedTextKit(
repeatForever: true,
animatedTexts: [
TypewriterAnimatedText(active.banner)]
)),
Padding(padding: EdgeInsets.symmetric(vertical: 8)),
if (_progress != 0) LinearProgressIndicator(value: _progress / 100.0),
]));
}
}
_getBalanceHi(int b) => decimalFormat((b.abs() ~/ 100000) / 1000.0, 3);
_getBalanceLo(int b) => (b.abs() % 100000).toString().padLeft(5, '0');
_sign(int b) => b < 0 ? '-' : '+';