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Split walletOptions and changePin provider; Apply change PIN lenght +- 3Go RAM

This commit is contained in:
poka 2021-02-08 13:36:50 +01:00
parent 54a4e0dae3
commit f450f0a181
7 changed files with 152 additions and 72 deletions
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2
.gitignore vendored
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@ -54,3 +54,5 @@ packages/dubp_rs/lib/ffi.dart
# Rust things
/target
pubkeys.txt

1
lib/globals.dart
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@ -6,3 +6,4 @@ Directory walletsDirectory;
String appVersion;
SharedPreferences prefs;
String endPointGVA;
int ramSys;

5
lib/main.dart
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@ -1,6 +1,7 @@
import 'package:dubp/dubp.dart';
import 'package:gecko/globals.dart';
import 'package:gecko/models/cesiumPlus.dart';
import 'package:gecko/models/changePin.dart';
import 'package:gecko/models/generateWallets.dart';
import 'package:gecko/models/history.dart';
import 'package:gecko/models/home.dart';
@ -14,6 +15,7 @@ import 'package:provider/provider.dart';
import 'package:sentry_flutter/sentry_flutter.dart';
import 'package:flutter/foundation.dart';
import 'package:shared_preferences/shared_preferences.dart';
import "package:system_info/system_info.dart";
final bool enableSentry = true;
@ -28,6 +30,8 @@ Future<void> main() async {
await _homeProvider.createDefaultAvatar();
appVersion = await _homeProvider.getAppVersion();
prefs = await SharedPreferences.getInstance();
ramSys = SysInfo.getTotalPhysicalMemory() ~/ 800000;
print("Votre appareil fait $ramSys de RAM.");
final HiveStore _store =
await HiveStore.open(path: '${appPath.path}/gqlCache');
@ -91,6 +95,7 @@ class Gecko extends StatelessWidget {
ChangeNotifierProvider(create: (_) => MyWalletsProvider()),
ChangeNotifierProvider(create: (_) => GenerateWalletsProvider()),
ChangeNotifierProvider(create: (_) => WalletOptionsProvider()),
ChangeNotifierProvider(create: (_) => ChangePinProvider()),
ChangeNotifierProvider(create: (_) => CesiumPlusProvider())
],
child: GraphQLProvider(

45
lib/models/changePin.dart Normal file
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@ -0,0 +1,45 @@
import 'dart:io';
import 'package:dubp/dubp.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'dart:async';
import 'package:gecko/globals.dart';
class ChangePinProvider with ChangeNotifier {
bool ischangedPin = false;
TextEditingController newPin = new TextEditingController();
Future<NewWallet> get badWallet => null;
Future<NewWallet> changePin(_name, _oldPin) async {
try {
final _walletFile = Directory('${walletsDirectory.path}/$_name');
final _dewif =
File(_walletFile.path + '/wallet.dewif').readAsLinesSync()[0];
NewWallet newWalletFile = await DubpRust.changeDewifPin(
dewif: _dewif,
oldPin: _oldPin,
);
newPin.text = newWalletFile.pin;
ischangedPin = true;
notifyListeners();
return newWalletFile;
} catch (e) {
print('Impossible de changer le code PIN.');
return badWallet;
}
}
Future storeWallet(context, _name, _newWalletFile) async {
final Directory walletNameDirectory =
Directory('${walletsDirectory.path}/$_name');
final walletFile = File('${walletNameDirectory.path}/wallet.dewif');
print(_newWalletFile);
walletFile.writeAsString('${_newWalletFile.dewif}');
Navigator.pop(context);
return _name;
}
}

10
lib/models/walletOptions.dart
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@ -15,7 +15,7 @@ class WalletOptionsProvider with ChangeNotifier {
Future<NewWallet> get badWallet => null;
Future _getPubkeyFromDewif(_dewif, _pin) async {
Future _getPubkeyFromDewif(_dewif, _pin, _pinLenght) async {
String _pubkey;
RegExp regExp = new RegExp(
r'^[A-Z0-9]+$',
@ -23,7 +23,7 @@ class WalletOptionsProvider with ChangeNotifier {
multiLine: false,
);
if (regExp.hasMatch(_pin) == true && _pin.length == 6) {
if (regExp.hasMatch(_pin) == true && _pin.length == _pinLenght) {
print("Le format du code PIN est correct.");
} else {
print('Format de code PIN invalide');
@ -50,14 +50,15 @@ class WalletOptionsProvider with ChangeNotifier {
}
}
Future readLocalWallet(String _name, String _pin) async {
Future readLocalWallet(String _name, String _pin, _pinLenght) async {
isWalletUnlock = false;
try {
File _walletFile = File('${walletsDirectory.path}/$_name/wallet.dewif');
String _localDewif = await _walletFile.readAsString();
String _localPubkey;
if ((_localPubkey = await _getPubkeyFromDewif(_localDewif, _pin)) !=
if ((_localPubkey =
await _getPubkeyFromDewif(_localDewif, _pin, _pinLenght)) !=
'false') {
this.pubkey.text = _localPubkey;
isWalletUnlock = true;
@ -201,6 +202,7 @@ class WalletOptionsProvider with ChangeNotifier {
final Directory walletNameDirectory =
Directory('${walletsDirectory.path}/$_name');
final walletFile = File('${walletNameDirectory.path}/wallet.dewif');
print(_newWalletFile);
walletFile.writeAsString('${_newWalletFile.dewif}');
Navigator.pop(context);

143
lib/screens/myWallets/changePin.dart
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@ -1,7 +1,7 @@
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:dubp/dubp.dart';
import 'package:gecko/models/walletOptions.dart';
import 'package:gecko/models/changePin.dart';
import 'dart:io';
import 'package:provider/provider.dart';
@ -17,68 +17,85 @@ class ChangePinScreen extends StatelessWidget with ChangeNotifier {
@override
Widget build(BuildContext context) {
WalletOptionsProvider _walletOptions =
Provider.of<WalletOptionsProvider>(context);
_walletOptions.changePin(walletName, oldPin);
return Scaffold(
resizeToAvoidBottomInset: false,
appBar: AppBar(
title: SizedBox(
height: 22,
child: Text(walletName),
)),
body: Center(
child: SafeArea(
child: Column(children: <Widget>[
SizedBox(height: 80),
Text(
'Choisissez un code secret autogénéré :',
textAlign: TextAlign.center,
style: TextStyle(
fontSize: 17.0,
color: Colors.grey[600],
fontWeight: FontWeight.w400),
),
SizedBox(height: 30),
Container(
child: Stack(
alignment: Alignment.centerRight,
children: <Widget>[
TextField(
enabled: true,
controller: _walletOptions.newPin,
maxLines: 1,
textAlign: TextAlign.center,
decoration: InputDecoration(),
style: TextStyle(
fontSize: 30.0,
color: Colors.black,
fontWeight: FontWeight.bold)),
IconButton(
icon: Icon(Icons.replay),
color: Color(0xffD28928),
onPressed: () async {
_newWalletFile =
await _walletOptions.changePin(walletName, oldPin);
},
ChangePinProvider _changePin = Provider.of<ChangePinProvider>(context);
// _walletOptions.changePin(walletName, oldPin);
// _walletOptions.newPin.text = _tmpPin;
return WillPopScope(
onWillPop: () {
_changePin.newPin.text = '';
return Future<bool>.value(true);
},
child: Scaffold(
resizeToAvoidBottomInset: false,
appBar: AppBar(
leading: IconButton(
icon: Icon(Icons.arrow_back, color: Colors.black),
onPressed: () {
_changePin.newPin.text = '';
Navigator.of(context).pop();
}),
title: SizedBox(
height: 22,
child: Text(walletName),
)),
body: Center(
child: SafeArea(
child: Column(children: <Widget>[
SizedBox(height: 80),
Text(
'Choisissez un code secret autogénéré :',
textAlign: TextAlign.center,
style: TextStyle(
fontSize: 17.0,
color: Colors.grey[600],
fontWeight: FontWeight.w400),
),
SizedBox(height: 30),
Container(
child: Stack(
alignment: Alignment.centerRight,
children: <Widget>[
TextField(
enabled: true,
controller: _changePin.newPin,
maxLines: 1,
textAlign: TextAlign.center,
decoration: InputDecoration(),
style: TextStyle(
fontSize: 30.0,
color: Colors.black,
fontWeight: FontWeight.bold)),
IconButton(
icon: Icon(Icons.replay),
color: Color(0xffD28928),
onPressed: () async {
_newWalletFile =
await _changePin.changePin(walletName, oldPin);
},
),
],
),
],
),
),
SizedBox(height: 30),
SizedBox(
width: 200,
height: 50,
child: ElevatedButton(
style: ElevatedButton.styleFrom(
elevation: 12,
primary: Colors.green[400], //Color(0xffFFD68E), // background
onPrimary: Colors.black, // foreground
),
onPressed: () => _walletOptions.storeWallet(
context, walletName, _newWalletFile),
child: Text('Confirmer', style: TextStyle(fontSize: 28))),
)
]))));
),
SizedBox(height: 30),
SizedBox(
width: 200,
height: 50,
child: ElevatedButton(
style: ElevatedButton.styleFrom(
elevation: 12,
primary:
Colors.green[400], //Color(0xffFFD68E), // background
onPrimary: Colors.black, // foreground
),
onPressed: _changePin.newPin.text != ''
? () {
_changePin.newPin.text = '';
_changePin.storeWallet(
context, walletName, _newWalletFile);
}
: null,
child: Text('Confirmer', style: TextStyle(fontSize: 28))),
)
])))));
}
}

18
lib/screens/myWallets/walletOptions.dart
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@ -1,6 +1,7 @@
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:dubp/dubp.dart';
import 'package:gecko/globals.dart';
import 'package:gecko/models/myWallets.dart';
import 'package:gecko/models/walletOptions.dart';
import 'package:gecko/screens/myWallets/changePin.dart';
@ -21,6 +22,7 @@ class WalletOptions extends StatelessWidget with ChangeNotifier {
bool hasError = false;
var pinColor = Color(0xffF9F9F1);
var walletPin = '';
int _pinLenght;
Future<NewWallet> get badWallet => null;
@ -33,6 +35,11 @@ class WalletOptions extends StatelessWidget with ChangeNotifier {
Provider.of<MyWalletsProvider>(context);
errorController = StreamController<ErrorAnimationType>();
// _walletOptions.isWalletUnlock = false;
if (ramSys <= 3000) {
_pinLenght = 6;
} else {
_pinLenght = 5;
}
return WillPopScope(
onWillPop: () {
@ -45,8 +52,8 @@ class WalletOptions extends StatelessWidget with ChangeNotifier {
leading: IconButton(
icon: Icon(Icons.arrow_back, color: Colors.black),
onPressed: () {
Navigator.of(context).pop();
_walletOptions.isWalletUnlock = false;
Navigator.of(context).pop();
}),
title: SizedBox(
height: 22,
@ -201,13 +208,13 @@ class WalletOptions extends StatelessWidget with ChangeNotifier {
color: Colors.green.shade600,
fontWeight: FontWeight.bold,
),
length: 6,
length: _pinLenght,
obscureText: false,
obscuringCharacter: '*',
animationType: AnimationType.fade,
validator: (v) {
if (v.length < 6) {
return "Votre code PIN fait 6 caractères";
if (v.length < _pinLenght) {
return "Votre code PIN fait $_pinLenght caractères";
} else {
return null;
}
@ -243,7 +250,8 @@ class WalletOptions extends StatelessWidget with ChangeNotifier {
final resultWallet =
await _walletOptions.readLocalWallet(
this.walletName,
_pin.toUpperCase());
_pin.toUpperCase(),
_pinLenght);
if (resultWallet == 'bad') {
errorController.add(ErrorAnimationType
.shake); // Triggering error shake animation