| 1 | import 'package:cake_wallet/di.dart'; |
| 2 | import 'package:cake_wallet/store/settings_store.dart'; |
| 3 | import 'package:cw_core/wallet_info.dart'; |
| 4 | import 'package:cake_wallet/entities/preferences_key.dart'; |
| 5 | import 'package:shared_preferences/shared_preferences.dart'; |
| 6 | import 'package:cake_wallet/core/key_service.dart'; |
| 7 | import 'package:cw_core/wallet_base.dart'; |
| 8 | import 'package:cake_wallet/core/generate_wallet_password.dart'; |
| 9 | import 'package:cw_core/wallet_credentials.dart'; |
| 10 | import 'package:cw_core/wallet_service.dart'; |
| 11 | import 'package:cw_core/wallet_type.dart'; |
| 12 | |
| 13 | class WalletCreationService { |
| 14 | WalletCreationService( |
| 15 | {required WalletType initialType, |
| 16 | required this.keyService, |
| 17 | required this.sharedPreferences, |
| 18 | required this.settingsStore}) |
| 19 | : type = initialType { |
| 20 | changeWalletType(type: type); |
| 21 | } |
| 22 | |
| 23 | WalletType type; |
| 24 | final SharedPreferences sharedPreferences; |
| 25 | final SettingsStore settingsStore; |
| 26 | final KeyService keyService; |
| 27 | WalletService? _service; |
| 28 | |
| 29 | static const _isNewMoneroWalletPasswordUpdated = true; |
| 30 | |
| 31 | void changeWalletType({required WalletType type}) { |
| 32 | this.type = type; |
| 33 | _service = getIt.get<WalletService>(param1: type); |
| 34 | } |
| 35 | |
| 36 | Future<bool> exists(String name) async { |
| 37 | final walletName = name.toLowerCase(); |
| 38 | return (await WalletInfo.getAll()) |
| 39 | .any((walletInfo) => walletInfo.name.toLowerCase() == walletName); |
| 40 | } |
| 41 | |
| 42 | Future<bool> typeExists(WalletType type) async { |
| 43 | return (await WalletInfo.getAll()).any((walletInfo) => walletInfo.type == type); |
| 44 | } |
| 45 | |
| 46 | Future<void> checkIfExists(String name) async { |
| 47 | if (await exists(name)) { |
| 48 | throw Exception('Wallet with name ${name} already exists!'); |
| 49 | } |
| 50 | } |
| 51 | |
| 52 | Future<WalletBase> create(WalletCredentials credentials, {bool? isTestnet}) async { |
| 53 | await checkIfExists(credentials.name); |
| 54 | |
| 55 | if (credentials.password == null) { |
| 56 | credentials.password = generateWalletPassword(); |
| 57 | } |
| 58 | await keyService.saveWalletPassword( |
| 59 | password: credentials.password!, walletName: credentials.name); |
| 60 | |
| 61 | if (_hasSeedPhraseLengthOption) { |
| 62 | credentials.seedPhraseLength = settingsStore.seedPhraseLength.value; |
| 63 | } |
| 64 | final wallet = await _service!.create(credentials, isTestnet: isTestnet); |
| 65 | |
| 66 | if (wallet.type == WalletType.monero) { |
| 67 | await sharedPreferences.setBool( |
| 68 | PreferencesKey.moneroWalletUpdateV1Key(wallet.name), _isNewMoneroWalletPasswordUpdated); |
| 69 | } |
| 70 | |
| 71 | return wallet; |
| 72 | } |
| 73 | |
| 74 | bool get _hasSeedPhraseLengthOption { |
| 75 | switch (type) { |
| 76 | case WalletType.bitcoin: |
| 77 | case WalletType.litecoin: |
| 78 | case WalletType.bitcoinCash: |
| 79 | case WalletType.ethereum: |
| 80 | case WalletType.polygon: |
| 81 | case WalletType.base: |
| 82 | case WalletType.arbitrum: |
| 83 | case WalletType.bsc: |
| 84 | case WalletType.solana: |
| 85 | case WalletType.tron: |
| 86 | case WalletType.dogecoin: |
| 87 | case WalletType.nano: |
| 88 | case WalletType.zcash: |
| 89 | case WalletType.decred: |
| 90 | return true; |
| 91 | case WalletType.monero: |
| 92 | case WalletType.wownero: |
| 93 | case WalletType.none: |
| 94 | case WalletType.haven: |
| 95 | case WalletType.banano: |
| 96 | case WalletType.zano: |
| 97 | return false; |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | Future<WalletBase> restoreFromKeys(WalletCredentials credentials, {bool? isTestnet}) async { |
| 102 | await checkIfExists(credentials.name); |
| 103 | |
| 104 | if (credentials.password == null) { |
| 105 | credentials.password = generateWalletPassword(); |
| 106 | } |
| 107 | await keyService.saveWalletPassword( |
| 108 | password: credentials.password!, walletName: credentials.name); |
| 109 | |
| 110 | final wallet = await _service!.restoreFromKeys(credentials, isTestnet: isTestnet); |
| 111 | |
| 112 | if (wallet.type == WalletType.monero) { |
| 113 | await sharedPreferences.setBool( |
| 114 | PreferencesKey.moneroWalletUpdateV1Key(wallet.name), _isNewMoneroWalletPasswordUpdated); |
| 115 | } |
| 116 | |
| 117 | return wallet; |
| 118 | } |
| 119 | |
| 120 | Future<WalletBase> restoreFromSeed(WalletCredentials credentials, {bool? isTestnet}) async { |
| 121 | await checkIfExists(credentials.name); |
| 122 | |
| 123 | if (credentials.password == null) { |
| 124 | credentials.password = generateWalletPassword(); |
| 125 | } |
| 126 | await keyService.saveWalletPassword( |
| 127 | password: credentials.password!, walletName: credentials.name); |
| 128 | |
| 129 | final wallet = await _service!.restoreFromSeed(credentials, isTestnet: isTestnet); |
| 130 | |
| 131 | if (wallet.type == WalletType.monero) { |
| 132 | await sharedPreferences.setBool( |
| 133 | PreferencesKey.moneroWalletUpdateV1Key(wallet.name), _isNewMoneroWalletPasswordUpdated); |
| 134 | } |
| 135 | |
| 136 | return wallet; |
| 137 | } |
| 138 | |
| 139 | Future<WalletBase> restoreFromHardwareWallet(WalletCredentials credentials) async { |
| 140 | await checkIfExists(credentials.name); |
| 141 | final password = generateWalletPassword(); |
| 142 | credentials.password = password; |
| 143 | await keyService.saveWalletPassword(password: password, walletName: credentials.name); |
| 144 | final wallet = await _service!.restoreFromHardwareWallet(credentials); |
| 145 | |
| 146 | if (wallet.type == WalletType.monero) { |
| 147 | await sharedPreferences.setBool( |
| 148 | PreferencesKey.moneroWalletUpdateV1Key(wallet.name), _isNewMoneroWalletPasswordUpdated); |
| 149 | } |
| 150 | |
| 151 | return wallet; |
| 152 | } |
| 153 | } |