| 1 | import 'dart:io' show Platform; |
| 2 | import 'dart:math'; |
| 3 | |
| 4 | import 'package:bitcoin_base/bitcoin_base.dart'; |
| 5 | import 'package:blockchain_utils/blockchain_utils.dart'; |
| 6 | import 'package:breez_sdk_spark_flutter/breez_sdk_spark.dart'; |
| 7 | import 'package:cw_bitcoin/bitcoin_address_record.dart'; |
| 8 | import 'package:cw_bitcoin/bitcoin_unspent.dart'; |
| 9 | import 'package:cw_bitcoin/lightning/lightning_addres_type.dart'; |
| 10 | import 'package:cw_bitcoin/lightning/lightning_wallet.dart'; |
| 11 | import 'package:cw_core/pathForWallet.dart'; |
| 12 | import 'package:cw_bitcoin/electrum_derivations.dart'; |
| 13 | import 'package:cw_core/unspent_coin_type.dart'; |
| 14 | import 'package:cw_core/utils/print_verbose.dart'; |
| 15 | import 'package:cw_core/wallet_addresses.dart'; |
| 16 | import 'package:cw_core/generate_name.dart'; |
| 17 | import 'package:cw_core/wallet_info.dart'; |
| 18 | import 'package:cw_core/wallet_type.dart'; |
| 19 | import 'package:mobx/mobx.dart'; |
| 20 | |
| 21 | part 'electrum_wallet_addresses.g.dart'; |
| 22 | |
| 23 | abstract class ElectrumWalletAddresses = ElectrumWalletAddressesBase with _$ElectrumWalletAddresses; |
| 24 | |
| 25 | const List<BitcoinAddressType> BITCOIN_ADDRESS_TYPES = [ |
| 26 | SegwitAddresType.p2wpkh, |
| 27 | P2pkhAddressType.p2pkh, |
| 28 | SegwitAddresType.p2tr, |
| 29 | SegwitAddresType.p2wsh, |
| 30 | P2shAddressType.p2wpkhInP2sh, |
| 31 | ]; |
| 32 | |
| 33 | const List<BitcoinAddressType> LITECOIN_ADDRESS_TYPES = [ |
| 34 | SegwitAddresType.p2wpkh, |
| 35 | SegwitAddresType.mweb, |
| 36 | ]; |
| 37 | |
| 38 | const List<BitcoinAddressType> BITCOIN_CASH_ADDRESS_TYPES = [ |
| 39 | P2pkhAddressType.p2pkh, |
| 40 | ]; |
| 41 | |
| 42 | const List<BitcoinAddressType> DOGECOIN_ADDRESS_TYPES = [ |
| 43 | P2pkhAddressType.p2pkh, |
| 44 | ]; |
| 45 | |
| 46 | abstract class ElectrumWalletAddressesBase extends WalletAddresses with Store { |
| 47 | ElectrumWalletAddressesBase( |
| 48 | WalletInfo walletInfo, { |
| 49 | required this.mainHdByType, |
| 50 | required this.sideHdByType, |
| 51 | required this.legacyMainHd, |
| 52 | required this.legacySideHd, |
| 53 | required this.network, |
| 54 | required this.isHardwareWallet, |
| 55 | List<BitcoinAddressRecord>? initialAddresses, |
| 56 | Map<String, int>? initialRegularAddressIndex, |
| 57 | Map<String, int>? initialChangeAddressIndex, |
| 58 | List<BitcoinSilentPaymentAddressRecord>? initialSilentAddresses, |
| 59 | int initialSilentAddressIndex = 0, |
| 60 | List<BitcoinAddressRecord>? initialMwebAddresses, |
| 61 | Bip32Slip10Secp256k1? masterHd, |
| 62 | BitcoinAddressType? initialAddressPageType, |
| 63 | this.lightningWallet, |
| 64 | }) : _addresses = ObservableList<BitcoinAddressRecord>.of((initialAddresses ?? []).toSet()), |
| 65 | addressesByReceiveType = |
| 66 | ObservableList<BaseBitcoinAddressRecord>.of((<BitcoinAddressRecord>[]).toSet()), |
| 67 | receiveAddresses = ObservableList<BitcoinAddressRecord>.of((initialAddresses ?? []) |
| 68 | .where((addressRecord) => !addressRecord.isHidden && !addressRecord.isUsed) |
| 69 | .toSet()), |
| 70 | changeAddresses = ObservableList<BitcoinAddressRecord>.of((initialAddresses ?? []) |
| 71 | .where((addressRecord) => addressRecord.isHidden && !addressRecord.isUsed) |
| 72 | .toSet()), |
| 73 | currentReceiveAddressIndexByType = initialRegularAddressIndex ?? {}, |
| 74 | currentChangeAddressIndexByType = initialChangeAddressIndex ?? {}, |
| 75 | _addressPageType = initialAddressPageType ?? |
| 76 | (walletInfo.addressPageType != null |
| 77 | ? walletInfo.addressPageType == LightningAddressType.p2l.value |
| 78 | ? LightningAddressType.p2l |
| 79 | : BitcoinAddressType.fromValue(walletInfo.addressPageType!) |
| 80 | : SegwitAddresType.p2wpkh), |
| 81 | silentAddresses = ObservableList<BitcoinSilentPaymentAddressRecord>.of( |
| 82 | (initialSilentAddresses ?? []).toSet()), |
| 83 | currentSilentAddressIndex = initialSilentAddressIndex, |
| 84 | mwebAddresses = |
| 85 | ObservableList<BitcoinAddressRecord>.of((initialMwebAddresses ?? []).toSet()), |
| 86 | lockedReceiveAddressByType = ObservableMap<BitcoinAddressType, String>(), |
| 87 | lightningAddress = lightningWallet?.cachedAddress, |
| 88 | super(walletInfo) { |
| 89 | if (masterHd != null) { |
| 90 | silentAddress = SilentPaymentOwner.fromPrivateKeys( |
| 91 | b_scan: |
| 92 | ECPrivate.fromHex(masterHd.derivePath(SILENT_PAYMENTS_SCAN_PATH).privateKey.toHex()), |
| 93 | b_spend: |
| 94 | ECPrivate.fromHex(masterHd.derivePath(SILENT_PAYMENTS_SPEND_PATH).privateKey.toHex()), |
| 95 | network: network, |
| 96 | ); |
| 97 | |
| 98 | // Clean the Silent Payment Addresses if the initial addresses are the old SP Addresses |
| 99 | if (!silentAddresses |
| 100 | .any((addr) => addr.index == 0 && addr.address == silentAddress.toString())) { |
| 101 | silentAddresses.clear(); |
| 102 | } |
| 103 | |
| 104 | if (!silentAddresses.any((addr) => addr.index == 0 && addr.isHidden == false)) |
| 105 | silentAddresses.add(BitcoinSilentPaymentAddressRecord( |
| 106 | silentAddress.toString(), |
| 107 | index: 0, |
| 108 | isHidden: false, |
| 109 | name: "", |
| 110 | silentPaymentTweak: null, |
| 111 | network: network, |
| 112 | type: SilentPaymentsAddresType.p2sp, |
| 113 | )); |
| 114 | for (var i = 0; i < 5; i++) { |
| 115 | if (!silentAddresses.any((addr) => addr.index == i && addr.isHidden == (i == 0))) |
| 116 | silentAddresses.add(BitcoinSilentPaymentAddressRecord( |
| 117 | silentAddress!.toLabeledSilentPaymentAddress(i).toString(), |
| 118 | index: i, |
| 119 | isHidden: i == 0, |
| 120 | name: "", |
| 121 | silentPaymentTweak: BytesUtils.toHexString(silentAddress!.generateLabel(i)), |
| 122 | network: network, |
| 123 | type: SilentPaymentsAddresType.p2sp, |
| 124 | )); |
| 125 | } |
| 126 | } |
| 127 | updateAddressesByMatch(); |
| 128 | } |
| 129 | |
| 130 | static const defaultReceiveAddressesCount = 22; |
| 131 | static const defaultChangeAddressesCount = 17; |
| 132 | static const gap = 20; |
| 133 | |
| 134 | final ObservableList<BitcoinAddressRecord> _addresses; |
| 135 | final ObservableList<BaseBitcoinAddressRecord> addressesByReceiveType; |
| 136 | final ObservableList<BitcoinAddressRecord> receiveAddresses; |
| 137 | final ObservableList<BitcoinAddressRecord> changeAddresses; |
| 138 | |
| 139 | // TODO: add this variable in `bitcoin_wallet_addresses` and just add a cast in cw_bitcoin to use it |
| 140 | final ObservableList<BitcoinSilentPaymentAddressRecord> silentAddresses; |
| 141 | |
| 142 | // TODO: add this variable in `litecoin_wallet_addresses` and just add a cast in cw_bitcoin to use it |
| 143 | final ObservableList<BitcoinAddressRecord> mwebAddresses; |
| 144 | final BasedUtxoNetwork network; |
| 145 | Map<BitcoinAddressType, Bip32Slip10Secp256k1> mainHdByType; |
| 146 | Map<BitcoinAddressType, Bip32Slip10Secp256k1> sideHdByType; |
| 147 | final Bip32Slip10Secp256k1 legacyMainHd; |
| 148 | final Bip32Slip10Secp256k1 legacySideHd; |
| 149 | final bool isHardwareWallet; |
| 150 | final LightningWallet? lightningWallet; |
| 151 | |
| 152 | @observable |
| 153 | ObservableMap<BitcoinAddressType, String> lockedReceiveAddressByType; |
| 154 | |
| 155 | @observable |
| 156 | SilentPaymentOwner? silentAddress; |
| 157 | |
| 158 | @observable |
| 159 | late BitcoinAddressType _addressPageType; |
| 160 | |
| 161 | @computed |
| 162 | BitcoinAddressType get addressPageType => _addressPageType; |
| 163 | |
| 164 | @observable |
| 165 | String? activeSilentAddress; |
| 166 | |
| 167 | @observable |
| 168 | String? lightningAddress; |
| 169 | |
| 170 | @computed |
| 171 | List<BitcoinAddressRecord> get allAddresses => _addresses; |
| 172 | |
| 173 | @observable |
| 174 | bool addressRefreshToggle = false; |
| 175 | |
| 176 | @action |
| 177 | String getFreshAddress() { |
| 178 | addressRefreshToggle = !addressRefreshToggle; |
| 179 | return address; |
| 180 | } |
| 181 | |
| 182 | @override |
| 183 | String get addressForExchange => getFreshAddress(); |
| 184 | |
| 185 | @override |
| 186 | @computed |
| 187 | String get address { |
| 188 | final _ = addressRefreshToggle; |
| 189 | if (addressPageType == SilentPaymentsAddresType.p2sp) { |
| 190 | if (activeSilentAddress != null) { |
| 191 | return activeSilentAddress!; |
| 192 | } |
| 193 | |
| 194 | return silentAddress.toString(); |
| 195 | } |
| 196 | |
| 197 | if (addressPageType == LightningAddressType.p2l) { |
| 198 | return lightningAddress ?? |
| 199 | "Error: Unable to fetch your Lightning address, please check your network connection."; |
| 200 | } |
| 201 | |
| 202 | final typeMatchingAddressesAll = |
| 203 | _addresses.where((addr) => !addr.isHidden && _isAddressPageTypeMatch(addr)).toList(); |
| 204 | |
| 205 | // Prefer standard derivation addresses for the current/active address, |
| 206 | // but keep legacy addresses present in the overall address lists. |
| 207 | final typeMatchingAddresses = <BitcoinAddressRecord>[ |
| 208 | ...typeMatchingAddressesAll.where((a) => !a.isLegacyDerivation), |
| 209 | ...typeMatchingAddressesAll.where((a) => a.isLegacyDerivation), |
| 210 | ]; |
| 211 | |
| 212 | final typeMatchingReceiveAddressesAll = typeMatchingAddressesAll |
| 213 | .where((addr) => !addr.isUsed && !hiddenAddresses.contains(addr.address)) |
| 214 | .toList(); |
| 215 | final typeMatchingReceiveAddresses = <BitcoinAddressRecord>[ |
| 216 | ...typeMatchingReceiveAddressesAll.where((a) => !a.isLegacyDerivation), |
| 217 | ...typeMatchingReceiveAddressesAll.where((a) => a.isLegacyDerivation), |
| 218 | ]; |
| 219 | |
| 220 | if (!isEnabledAutoGenerateSubaddress) { |
| 221 | if (previousAddressRecord != null && previousAddressRecord!.type == addressPageType) { |
| 222 | return previousAddressRecord!.address; |
| 223 | } |
| 224 | |
| 225 | if (typeMatchingAddresses.isNotEmpty) { |
| 226 | return typeMatchingAddresses.first.address; |
| 227 | } |
| 228 | |
| 229 | return generateNewAddress().address; |
| 230 | } |
| 231 | |
| 232 | if (typeMatchingAddresses.isEmpty || typeMatchingReceiveAddresses.isEmpty) { |
| 233 | return generateNewAddress().address; |
| 234 | } |
| 235 | |
| 236 | final locked = lockedReceiveAddressByType[addressPageType]; |
| 237 | if (locked != null && !hiddenAddresses.contains(locked)) return locked; |
| 238 | |
| 239 | final prev = previousAddressRecord; |
| 240 | if (prev != null && |
| 241 | prev.type == addressPageType && |
| 242 | !prev.isUsed && |
| 243 | !prev.isLegacyDerivation && |
| 244 | !hiddenAddresses.contains(prev.address)) { |
| 245 | return prev.address; |
| 246 | } |
| 247 | |
| 248 | return typeMatchingReceiveAddresses.first.address; |
| 249 | } |
| 250 | |
| 251 | @observable |
| 252 | bool isEnabledAutoGenerateSubaddress = true; |
| 253 | |
| 254 | @override |
| 255 | set address(String addr) { |
| 256 | if (addr == "Silent Payments" && SilentPaymentsAddresType.p2sp != addressPageType) { |
| 257 | return; |
| 258 | } |
| 259 | if (addressPageType == SilentPaymentsAddresType.p2sp) { |
| 260 | final selected = silentAddresses.firstWhere((addressRecord) => addressRecord.address == addr); |
| 261 | |
| 262 | if (selected.silentPaymentTweak != null && silentAddress != null) { |
| 263 | activeSilentAddress = |
| 264 | silentAddress!.toLabeledSilentPaymentAddress(selected.index).toString(); |
| 265 | } else { |
| 266 | activeSilentAddress = silentAddress!.toString(); |
| 267 | } |
| 268 | return; |
| 269 | } |
| 270 | try { |
| 271 | final addressRecord = _addresses.firstWhere( |
| 272 | (addressRecord) => addressRecord.address == addr && !addressRecord.isLegacyDerivation, |
| 273 | orElse: () => _addresses.firstWhere((r) => r.address == addr), |
| 274 | ); |
| 275 | |
| 276 | lockedReceiveAddressByType.remove(addressPageType); |
| 277 | |
| 278 | previousAddressRecord = addressRecord; |
| 279 | receiveAddresses.remove(addressRecord); |
| 280 | receiveAddresses.insert(0, addressRecord); |
| 281 | |
| 282 | if (isEnabledAutoGenerateSubaddress && |
| 283 | addressRecord.isUsed && |
| 284 | addressRecord.type == addressPageType) { |
| 285 | lockedReceiveAddressByType[addressPageType] = addr; |
| 286 | } |
| 287 | } catch (e) { |
| 288 | printV("ElectrumWalletAddressBase: set address ($addr): $e"); |
| 289 | } |
| 290 | } |
| 291 | |
| 292 | @action |
| 293 | void clearLockIfMatches(BitcoinAddressType type, String address) { |
| 294 | final locked = lockedReceiveAddressByType[type]; |
| 295 | if (locked != null && locked == address) { |
| 296 | lockedReceiveAddressByType.remove(type); |
| 297 | } |
| 298 | } |
| 299 | |
| 300 | @override |
| 301 | String get primaryAddress { |
| 302 | if (addressPageType == SilentPaymentsAddresType.p2sp) { |
| 303 | return silentAddress?.toString() ?? ''; |
| 304 | } |
| 305 | |
| 306 | final mainHd = mainHdByType[addressPageType] ?? mainHdByType.values.first; |
| 307 | return getAddress(index: 0, hd: mainHd, addressType: addressPageType); |
| 308 | } |
| 309 | |
| 310 | String get payjoinCompatibleAddress { |
| 311 | final addrType = (addressPageType == SilentPaymentsAddresType.p2sp || |
| 312 | addressPageType == LightningAddressType.p2l) |
| 313 | ? SegwitAddresType.p2wpkh |
| 314 | : addressPageType; |
| 315 | |
| 316 | final mainHd = mainHdByType[addrType] ?? mainHdByType.values.first; |
| 317 | return getAddress(index: 0, hd: mainHd, addressType: addrType); |
| 318 | } |
| 319 | |
| 320 | Map<String, int> currentReceiveAddressIndexByType; |
| 321 | |
| 322 | int get currentReceiveAddressIndex => |
| 323 | currentReceiveAddressIndexByType[_addressPageType.toString()] ?? 0; |
| 324 | |
| 325 | void set currentReceiveAddressIndex(int index) => |
| 326 | currentReceiveAddressIndexByType[_addressPageType.toString()] = index; |
| 327 | |
| 328 | Map<String, int> currentChangeAddressIndexByType; |
| 329 | |
| 330 | int get currentChangeAddressIndex => |
| 331 | currentChangeAddressIndexByType[_addressPageType.toString()] ?? 0; |
| 332 | |
| 333 | void set currentChangeAddressIndex(int index) => |
| 334 | currentChangeAddressIndexByType[_addressPageType.toString()] = index; |
| 335 | |
| 336 | int currentSilentAddressIndex; |
| 337 | |
| 338 | @observable |
| 339 | BitcoinAddressRecord? previousAddressRecord; |
| 340 | |
| 341 | @computed |
| 342 | int get totalCountOfReceiveAddresses => addressesByReceiveType.fold(0, (acc, addressRecord) { |
| 343 | if (!addressRecord.isHidden) { |
| 344 | return acc + 1; |
| 345 | } |
| 346 | return acc; |
| 347 | }); |
| 348 | |
| 349 | @computed |
| 350 | int get totalCountOfChangeAddresses => addressesByReceiveType.fold(0, (acc, addressRecord) { |
| 351 | if (addressRecord.isHidden) { |
| 352 | return acc + 1; |
| 353 | } |
| 354 | return acc; |
| 355 | }); |
| 356 | |
| 357 | @override |
| 358 | Future<void> init() async { |
| 359 | if (walletInfo.type == WalletType.bitcoinCash) { |
| 360 | await _generateInitialAddresses(type: P2pkhAddressType.p2pkh); |
| 361 | } else if (walletInfo.type == WalletType.litecoin) { |
| 362 | await _generateInitialAddresses(type: SegwitAddresType.p2wpkh); |
| 363 | if ((Platform.isAndroid || Platform.isIOS) && !isHardwareWallet) { |
| 364 | await _generateInitialAddresses(type: SegwitAddresType.mweb); |
| 365 | } |
| 366 | } else if (walletInfo.type == WalletType.dogecoin) { |
| 367 | await _generateInitialAddresses(type: P2pkhAddressType.p2pkh); |
| 368 | } else if (walletInfo.type == WalletType.bitcoin) { |
| 369 | await _generateInitialAddresses(isLegacyDerivation: true); |
| 370 | await _generateInitialAddresses(); |
| 371 | if (!isHardwareWallet) { |
| 372 | await _generateInitialAddresses(type: P2pkhAddressType.p2pkh, isLegacyDerivation: true); |
| 373 | await _generateInitialAddresses(type: P2pkhAddressType.p2pkh); |
| 374 | |
| 375 | await _generateInitialAddresses( |
| 376 | type: P2shAddressType.p2wpkhInP2sh, isLegacyDerivation: true); |
| 377 | await _generateInitialAddresses(type: P2shAddressType.p2wpkhInP2sh); |
| 378 | |
| 379 | await _generateInitialAddresses(type: SegwitAddresType.p2tr, isLegacyDerivation: true); |
| 380 | await _generateInitialAddresses(type: SegwitAddresType.p2tr); |
| 381 | |
| 382 | await _generateInitialAddresses(type: SegwitAddresType.p2wsh, isLegacyDerivation: true); |
| 383 | await _generateInitialAddresses(type: SegwitAddresType.p2wsh); |
| 384 | } |
| 385 | } |
| 386 | |
| 387 | updateAddressesByMatch(); |
| 388 | updateReceiveAddresses(); |
| 389 | updateChangeAddresses(); |
| 390 | _validateAddresses(); |
| 391 | await updateAddressesInBox(); |
| 392 | |
| 393 | if (currentReceiveAddressIndex >= receiveAddresses.length) { |
| 394 | currentReceiveAddressIndex = 0; |
| 395 | } |
| 396 | |
| 397 | if (currentChangeAddressIndex >= changeAddresses.length) { |
| 398 | currentChangeAddressIndex = 0; |
| 399 | } |
| 400 | } |
| 401 | |
| 402 | @action |
| 403 | Future<BitcoinAddressRecord> getChangeAddress( |
| 404 | {List<BitcoinUnspent>? inputs, |
| 405 | List<BitcoinOutput>? outputs, |
| 406 | UnspentCoinType coinTypeToSpendFrom = UnspentCoinType.any}) async { |
| 407 | updateChangeAddresses(); |
| 408 | |
| 409 | if (changeAddresses.isEmpty) { |
| 410 | final newAddresses = await _createNewAddresses(gap, |
| 411 | startIndex: totalCountOfChangeAddresses > 0 ? totalCountOfChangeAddresses - 1 : 0, |
| 412 | isHidden: true); |
| 413 | addAddresses(newAddresses); |
| 414 | } |
| 415 | |
| 416 | if (currentChangeAddressIndex >= changeAddresses.length) { |
| 417 | currentChangeAddressIndex = 0; |
| 418 | } |
| 419 | |
| 420 | updateChangeAddresses(); |
| 421 | final address = changeAddresses[currentChangeAddressIndex]; |
| 422 | currentChangeAddressIndex += 1; |
| 423 | return address; |
| 424 | } |
| 425 | |
| 426 | Map<String, String> get labels { |
| 427 | final G = ECPublic.fromBytes(BigintUtils.toBytes(Curves.generatorSecp256k1.x, length: 32)); |
| 428 | final labels = <String, String>{}; |
| 429 | for (int i = 0; i < silentAddresses.length; i++) { |
| 430 | final silentAddressRecord = silentAddresses[i]; |
| 431 | final silentPaymentTweak = silentAddressRecord.silentPaymentTweak; |
| 432 | |
| 433 | if (silentPaymentTweak != null && |
| 434 | SilentPaymentAddress.regex.hasMatch(silentAddressRecord.address)) { |
| 435 | labels[G |
| 436 | .tweakMul(BigintUtils.fromBytes(BytesUtils.fromHexString(silentPaymentTweak))) |
| 437 | .toHex()] = silentPaymentTweak; |
| 438 | } |
| 439 | } |
| 440 | return labels; |
| 441 | } |
| 442 | |
| 443 | @action |
| 444 | BaseBitcoinAddressRecord generateNewAddress({String label = ''}) { |
| 445 | if (addressPageType is LightningAddressType) { |
| 446 | throw Exception("Lightning addresses cannot be rotated"); |
| 447 | } |
| 448 | |
| 449 | if (addressPageType == SilentPaymentsAddresType.p2sp && silentAddress != null) { |
| 450 | final currentSilentAddressIndex = silentAddresses |
| 451 | .where((addressRecord) => addressRecord.type != SegwitAddresType.p2tr) |
| 452 | .length - |
| 453 | 1; |
| 454 | |
| 455 | this.currentSilentAddressIndex = currentSilentAddressIndex; |
| 456 | |
| 457 | final address = BitcoinSilentPaymentAddressRecord( |
| 458 | silentAddress!.toLabeledSilentPaymentAddress(currentSilentAddressIndex).toString(), |
| 459 | index: currentSilentAddressIndex, |
| 460 | isHidden: false, |
| 461 | name: label, |
| 462 | silentPaymentTweak: |
| 463 | BytesUtils.toHexString(silentAddress!.generateLabel(currentSilentAddressIndex)), |
| 464 | network: network, |
| 465 | type: SilentPaymentsAddresType.p2sp, |
| 466 | ); |
| 467 | |
| 468 | silentAddresses.add(address); |
| 469 | Future.delayed(Duration.zero, () => updateAddressesByMatch()); |
| 470 | |
| 471 | return address; |
| 472 | } |
| 473 | |
| 474 | final newAddressIndex = addressesByReceiveType.fold( |
| 475 | 0, (int acc, addressRecord) => addressRecord.isHidden == false ? acc + 1 : acc); |
| 476 | |
| 477 | final hd = _hdFor(isHidden: false, type: addressPageType, isLegacyDerivation: false); |
| 478 | final address = BitcoinAddressRecord( |
| 479 | getAddress(index: newAddressIndex, hd: hd, addressType: addressPageType), |
| 480 | index: newAddressIndex, |
| 481 | isHidden: false, |
| 482 | isLegacyDerivation: false, |
| 483 | name: label, |
| 484 | type: addressPageType, |
| 485 | network: network, |
| 486 | ); |
| 487 | Future.delayed(Duration.zero, () { |
| 488 | _addresses.add(address); |
| 489 | updateAddressesByMatch(); |
| 490 | }); |
| 491 | return address; |
| 492 | } |
| 493 | |
| 494 | String getAddress({ |
| 495 | required int index, |
| 496 | required Bip32Slip10Secp256k1 hd, |
| 497 | BitcoinAddressType? addressType, |
| 498 | }) => |
| 499 | ''; |
| 500 | |
| 501 | Future<String> getAddressAsync({ |
| 502 | required int index, |
| 503 | required Bip32Slip10Secp256k1 hd, |
| 504 | BitcoinAddressType? addressType, |
| 505 | }) async => |
| 506 | getAddress(index: index, hd: hd, addressType: addressType); |
| 507 | |
| 508 | void addBitcoinAddressTypes() { |
| 509 | final lastP2wpkh = _addresses |
| 510 | .where((addressRecord) => |
| 511 | _isUnusedReceiveAddressByType(addressRecord, SegwitAddresType.p2wpkh)) |
| 512 | .toList() |
| 513 | .last; |
| 514 | if (lastP2wpkh.address != address) { |
| 515 | addressesMap[lastP2wpkh.address] = 'P2WPKH'; |
| 516 | } else { |
| 517 | addressesMap[address] = 'Active - P2WPKH'; |
| 518 | } |
| 519 | |
| 520 | final lastP2pkh = _addresses.firstWhere( |
| 521 | (addressRecord) => _isUnusedReceiveAddressByType(addressRecord, P2pkhAddressType.p2pkh)); |
| 522 | if (lastP2pkh.address != address) { |
| 523 | addressesMap[lastP2pkh.address] = 'P2PKH'; |
| 524 | } else { |
| 525 | addressesMap[address] = 'Active - P2PKH'; |
| 526 | } |
| 527 | |
| 528 | final lastP2sh = _addresses.firstWhere((addressRecord) => |
| 529 | _isUnusedReceiveAddressByType(addressRecord, P2shAddressType.p2wpkhInP2sh)); |
| 530 | if (lastP2sh.address != address) { |
| 531 | addressesMap[lastP2sh.address] = 'P2SH'; |
| 532 | } else { |
| 533 | addressesMap[address] = 'Active - P2SH'; |
| 534 | } |
| 535 | |
| 536 | final lastP2tr = _addresses.firstWhere( |
| 537 | (addressRecord) => _isUnusedReceiveAddressByType(addressRecord, SegwitAddresType.p2tr)); |
| 538 | if (lastP2tr.address != address) { |
| 539 | addressesMap[lastP2tr.address] = 'P2TR'; |
| 540 | } else { |
| 541 | addressesMap[address] = 'Active - P2TR'; |
| 542 | } |
| 543 | |
| 544 | final lastP2wsh = _addresses.firstWhere( |
| 545 | (addressRecord) => _isUnusedReceiveAddressByType(addressRecord, SegwitAddresType.p2wsh)); |
| 546 | if (lastP2wsh.address != address) { |
| 547 | addressesMap[lastP2wsh.address] = 'P2WSH'; |
| 548 | } else { |
| 549 | addressesMap[address] = 'Active - P2WSH'; |
| 550 | } |
| 551 | |
| 552 | final firstSilentAddressRecord = silentAddresses.firstOrNull; |
| 553 | if (firstSilentAddressRecord != null) { |
| 554 | if (firstSilentAddressRecord.address != address) { |
| 555 | addressesMap[firstSilentAddressRecord.address] = firstSilentAddressRecord.name.isEmpty |
| 556 | ? "Silent Payments" |
| 557 | : "Silent Payments - ${firstSilentAddressRecord.name}"; |
| 558 | } else { |
| 559 | addressesMap[address] = 'Active - Silent Payments'; |
| 560 | } |
| 561 | } |
| 562 | |
| 563 | if (lightningAddress != null) { |
| 564 | if (lightningAddress != address) { |
| 565 | addressesMap[lightningAddress!] = 'LN'; |
| 566 | } else { |
| 567 | addressesMap[address] = 'Active - LN'; |
| 568 | } |
| 569 | } |
| 570 | } |
| 571 | |
| 572 | void addLitecoinAddressTypes() { |
| 573 | final lastP2wpkh = _addresses |
| 574 | .where((addressRecord) => |
| 575 | _isUnusedReceiveAddressByType(addressRecord, SegwitAddresType.p2wpkh)) |
| 576 | .toList() |
| 577 | .last; |
| 578 | if (lastP2wpkh.address != address) { |
| 579 | addressesMap[lastP2wpkh.address] = 'P2WPKH'; |
| 580 | } else { |
| 581 | addressesMap[address] = 'Active - P2WPKH'; |
| 582 | } |
| 583 | |
| 584 | final lastMweb = _addresses.firstWhere( |
| 585 | (addressRecord) => _isUnusedReceiveAddressByType(addressRecord, SegwitAddresType.mweb)); |
| 586 | if (lastMweb.address != address) { |
| 587 | addressesMap[lastMweb.address] = 'MWEB'; |
| 588 | } else { |
| 589 | addressesMap[address] = 'Active - MWEB'; |
| 590 | } |
| 591 | } |
| 592 | |
| 593 | void addP2PKHAddressTypes() { |
| 594 | final lastP2pkh = _addresses.firstWhere( |
| 595 | (addressRecord) => _isUnusedReceiveAddressByType(addressRecord, P2pkhAddressType.p2pkh)); |
| 596 | if (lastP2pkh.address != address) { |
| 597 | addressesMap[lastP2pkh.address] = 'P2PKH'; |
| 598 | } else { |
| 599 | addressesMap[address] = 'Active - P2PKH'; |
| 600 | } |
| 601 | } |
| 602 | |
| 603 | @override |
| 604 | Future<void> updateAddressesInBox() async { |
| 605 | try { |
| 606 | addressesMap.clear(); |
| 607 | addressesMap[address] = 'Active'; |
| 608 | |
| 609 | allAddressesMap.clear(); |
| 610 | _addresses.forEach((addressRecord) { |
| 611 | allAddressesMap[addressRecord.address] = addressRecord.name; |
| 612 | }); |
| 613 | |
| 614 | switch (walletInfo.type) { |
| 615 | case WalletType.bitcoin: |
| 616 | addBitcoinAddressTypes(); |
| 617 | break; |
| 618 | case WalletType.litecoin: |
| 619 | addLitecoinAddressTypes(); |
| 620 | break; |
| 621 | case WalletType.bitcoinCash: |
| 622 | addP2PKHAddressTypes(); |
| 623 | break; |
| 624 | case WalletType.dogecoin: |
| 625 | addP2PKHAddressTypes(); |
| 626 | break; |
| 627 | default: |
| 628 | break; |
| 629 | } |
| 630 | |
| 631 | await saveAddressesInBox(); |
| 632 | } catch (e) { |
| 633 | printV("updateAddresses $e"); |
| 634 | } |
| 635 | } |
| 636 | |
| 637 | @action |
| 638 | void updateAddress(String address, String label) { |
| 639 | BaseBitcoinAddressRecord? foundAddress; |
| 640 | _addresses.forEach((addressRecord) { |
| 641 | if (addressRecord.address == address) { |
| 642 | foundAddress = addressRecord; |
| 643 | } |
| 644 | }); |
| 645 | silentAddresses.forEach((addressRecord) { |
| 646 | if (addressRecord.address == address) { |
| 647 | foundAddress = addressRecord; |
| 648 | } |
| 649 | }); |
| 650 | mwebAddresses.forEach((addressRecord) { |
| 651 | if (addressRecord.address == address) { |
| 652 | foundAddress = addressRecord; |
| 653 | } |
| 654 | }); |
| 655 | |
| 656 | if (foundAddress != null) { |
| 657 | foundAddress!.setNewName(label); |
| 658 | |
| 659 | if (foundAddress is BitcoinAddressRecord) { |
| 660 | final index = _addresses.indexOf(foundAddress); |
| 661 | _addresses.remove(foundAddress); |
| 662 | _addresses.insert(index, foundAddress as BitcoinAddressRecord); |
| 663 | } else { |
| 664 | final index = silentAddresses.indexOf(foundAddress as BitcoinSilentPaymentAddressRecord); |
| 665 | silentAddresses.remove(foundAddress); |
| 666 | silentAddresses.insert(index, foundAddress as BitcoinSilentPaymentAddressRecord); |
| 667 | } |
| 668 | } |
| 669 | } |
| 670 | |
| 671 | @action |
| 672 | void updateAddressesByMatch() { |
| 673 | if (addressPageType == SilentPaymentsAddresType.p2sp) { |
| 674 | addressesByReceiveType.clear(); |
| 675 | addressesByReceiveType.addAll(silentAddresses); |
| 676 | return; |
| 677 | } |
| 678 | |
| 679 | addressesByReceiveType.clear(); |
| 680 | addressesByReceiveType.addAll( |
| 681 | _addresses.where(_isAddressPageTypeMatch).toList(), |
| 682 | ); |
| 683 | } |
| 684 | |
| 685 | @action |
| 686 | void updateReceiveAddresses() { |
| 687 | receiveAddresses.removeRange(0, receiveAddresses.length); |
| 688 | final newAddresses = |
| 689 | _addresses.where((addressRecord) => !addressRecord.isHidden && !addressRecord.isUsed); |
| 690 | receiveAddresses.addAll(newAddresses); |
| 691 | } |
| 692 | |
| 693 | @action |
| 694 | void updateChangeAddresses() { |
| 695 | changeAddresses.removeRange(0, changeAddresses.length); |
| 696 | final newAddresses = _addresses.where((addressRecord) => |
| 697 | addressRecord.isHidden && |
| 698 | !addressRecord.isUsed && |
| 699 | // TODO: feature to change change address type. For now fixed to p2wpkh, the cheapest type |
| 700 | (walletInfo.type != WalletType.bitcoin || addressRecord.type == SegwitAddresType.p2wpkh)); |
| 701 | changeAddresses.addAll(newAddresses); |
| 702 | } |
| 703 | |
| 704 | @action |
| 705 | Future<void> discoverAddresses( |
| 706 | List<BitcoinAddressRecord> addressList, |
| 707 | bool isHidden, |
| 708 | Future<String?> Function(BitcoinAddressRecord) getAddressHistory, { |
| 709 | BitcoinAddressType type = SegwitAddresType.p2wpkh, |
| 710 | required bool isLegacyDerivation, |
| 711 | }) async { |
| 712 | final newAddresses = await _createNewAddresses( |
| 713 | gap, |
| 714 | startIndex: addressList.length, |
| 715 | isHidden: isHidden, |
| 716 | isLegacyDerivation: isLegacyDerivation, |
| 717 | type: type, |
| 718 | ); |
| 719 | |
| 720 | addAddresses(newAddresses); |
| 721 | addressList.addAll(newAddresses); |
| 722 | |
| 723 | final addressesWithHistory = await Future.wait(newAddresses.map(getAddressHistory)); |
| 724 | final isLastAddressUsed = addressesWithHistory.last != null; |
| 725 | |
| 726 | if (isLastAddressUsed) { |
| 727 | await discoverAddresses( |
| 728 | addressList, |
| 729 | isHidden, |
| 730 | getAddressHistory, |
| 731 | type: type, |
| 732 | isLegacyDerivation: isLegacyDerivation, |
| 733 | ); |
| 734 | } |
| 735 | } |
| 736 | |
| 737 | @action |
| 738 | Future<List<BitcoinAddressRecord>> discoverAddressesBatch( |
| 739 | List<BitcoinAddressRecord> addressList, |
| 740 | bool isHidden, |
| 741 | Future<Set<String>> Function(List<BitcoinAddressRecord>) getUsedAddresses, { |
| 742 | BitcoinAddressType type = SegwitAddresType.p2wpkh, |
| 743 | required bool isLegacyDerivation, |
| 744 | }) async { |
| 745 | final newAddresses = await _createNewAddresses( |
| 746 | gap, |
| 747 | startIndex: addressList.length, |
| 748 | isHidden: isHidden, |
| 749 | type: type, |
| 750 | isLegacyDerivation: isLegacyDerivation, |
| 751 | ); |
| 752 | addAddresses(newAddresses); |
| 753 | |
| 754 | final usedAddresses = await getUsedAddresses(newAddresses); |
| 755 | |
| 756 | final hasUsedAddressInGap = |
| 757 | newAddresses.any((addressRecord) => usedAddresses.contains(addressRecord.address)); |
| 758 | |
| 759 | if (!hasUsedAddressInGap) { |
| 760 | return newAddresses; |
| 761 | } |
| 762 | |
| 763 | final updatedAddressList = [...addressList, ...newAddresses]; |
| 764 | |
| 765 | final moreNewAddresses = await discoverAddressesBatch( |
| 766 | updatedAddressList, |
| 767 | isHidden, |
| 768 | getUsedAddresses, |
| 769 | type: type, |
| 770 | isLegacyDerivation: isLegacyDerivation, |
| 771 | ); |
| 772 | |
| 773 | return [...newAddresses, ...moreNewAddresses]; |
| 774 | } |
| 775 | |
| 776 | Future<void> _generateInitialAddresses( |
| 777 | {BitcoinAddressType type = SegwitAddresType.p2wpkh, bool isLegacyDerivation = false}) async { |
| 778 | // Legacy derivation produces the same addresses as standard for these types. |
| 779 | // Don't generate a legacy set to avoid duplicates. |
| 780 | if (isLegacyDerivation && (type == SegwitAddresType.p2wpkh || type == SegwitAddresType.p2wsh)) { |
| 781 | return; |
| 782 | } |
| 783 | |
| 784 | var countOfReceiveAddresses = 0; |
| 785 | var countOfHiddenAddresses = 0; |
| 786 | |
| 787 | _addresses.forEach((addr) { |
| 788 | if (addr.type == type && addr.isLegacyDerivation == isLegacyDerivation) { |
| 789 | if (addr.isHidden) { |
| 790 | countOfHiddenAddresses += 1; |
| 791 | } else { |
| 792 | countOfReceiveAddresses += 1; |
| 793 | } |
| 794 | } |
| 795 | }); |
| 796 | |
| 797 | if (countOfReceiveAddresses < defaultReceiveAddressesCount) { |
| 798 | final addressesCount = defaultReceiveAddressesCount - countOfReceiveAddresses; |
| 799 | final newAddresses = await _createNewAddresses(addressesCount, |
| 800 | startIndex: countOfReceiveAddresses, |
| 801 | isHidden: false, |
| 802 | type: type, |
| 803 | isLegacyDerivation: isLegacyDerivation); |
| 804 | addAddresses(newAddresses); |
| 805 | } |
| 806 | |
| 807 | if (countOfHiddenAddresses < defaultChangeAddressesCount) { |
| 808 | final addressesCount = defaultChangeAddressesCount - countOfHiddenAddresses; |
| 809 | final newAddresses = await _createNewAddresses(addressesCount, |
| 810 | startIndex: countOfHiddenAddresses, |
| 811 | isHidden: true, |
| 812 | type: type, |
| 813 | isLegacyDerivation: isLegacyDerivation); |
| 814 | addAddresses(newAddresses); |
| 815 | } |
| 816 | } |
| 817 | |
| 818 | Future<List<BitcoinAddressRecord>> _createNewAddresses(int count, |
| 819 | {int startIndex = 0, |
| 820 | bool isHidden = false, |
| 821 | BitcoinAddressType? type, |
| 822 | bool isLegacyDerivation = false}) async { |
| 823 | final list = <BitcoinAddressRecord>[]; |
| 824 | |
| 825 | for (var i = startIndex; i < count + startIndex; i++) { |
| 826 | final addrType = type ?? addressPageType; |
| 827 | final hd = _hdFor(isHidden: isHidden, type: addrType, isLegacyDerivation: isLegacyDerivation); |
| 828 | |
| 829 | final address = BitcoinAddressRecord( |
| 830 | await getAddressAsync(index: i, hd: hd, addressType: addrType), |
| 831 | index: i, |
| 832 | isHidden: isHidden, |
| 833 | isLegacyDerivation: isLegacyDerivation, |
| 834 | type: addrType, |
| 835 | network: network, |
| 836 | ); |
| 837 | list.add(address); |
| 838 | } |
| 839 | |
| 840 | return list; |
| 841 | } |
| 842 | |
| 843 | @action |
| 844 | void addAddresses(Iterable<BitcoinAddressRecord> addresses) { |
| 845 | final addressesSet = this._addresses.toSet(); |
| 846 | addressesSet.addAll(addresses); |
| 847 | this._addresses.clear(); |
| 848 | this._addresses.addAll(addressesSet); |
| 849 | updateAddressesByMatch(); |
| 850 | updateReceiveAddresses(); |
| 851 | updateChangeAddresses(); |
| 852 | } |
| 853 | |
| 854 | @action |
| 855 | void addSilentAddresses(Iterable<BitcoinSilentPaymentAddressRecord> addresses) { |
| 856 | final addressesSet = this.silentAddresses.toSet(); |
| 857 | addressesSet.addAll(addresses); |
| 858 | this.silentAddresses.clear(); |
| 859 | this.silentAddresses.addAll(addressesSet); |
| 860 | updateAddressesByMatch(); |
| 861 | } |
| 862 | |
| 863 | @action |
| 864 | void addMwebAddresses(Iterable<BitcoinAddressRecord> addresses) { |
| 865 | final addressesSet = this.mwebAddresses.toSet(); |
| 866 | addressesSet.addAll(addresses); |
| 867 | this.mwebAddresses.clear(); |
| 868 | this.mwebAddresses.addAll(addressesSet); |
| 869 | updateAddressesByMatch(); |
| 870 | } |
| 871 | |
| 872 | void _validateAddresses() { |
| 873 | _addresses.forEach((element) async { |
| 874 | if (element.type == SegwitAddresType.mweb) { |
| 875 | // this would add a ton of startup lag for mweb addresses since we have 1000 of them |
| 876 | return; |
| 877 | } |
| 878 | |
| 879 | final mainHd = _hdFor( |
| 880 | isHidden: false, type: element.type, isLegacyDerivation: element.isLegacyDerivation); |
| 881 | final sideHd = _hdFor( |
| 882 | isHidden: true, type: element.type, isLegacyDerivation: element.isLegacyDerivation); |
| 883 | if (!element.isHidden && |
| 884 | element.address != |
| 885 | await getAddressAsync(index: element.index, hd: mainHd, addressType: element.type)) { |
| 886 | element.isHidden = true; |
| 887 | } else if (element.isHidden && |
| 888 | element.address != |
| 889 | await getAddressAsync(index: element.index, hd: sideHd, addressType: element.type)) { |
| 890 | element.isHidden = false; |
| 891 | } |
| 892 | }); |
| 893 | } |
| 894 | |
| 895 | @override |
| 896 | String get addressForBuy => super.addressForBuy; |
| 897 | |
| 898 | @action |
| 899 | Future<void> setAddressType(BitcoinAddressType type) async { |
| 900 | _addressPageType = type; |
| 901 | updateAddressesByMatch(); |
| 902 | walletInfo.addressPageType = addressPageType.toString(); |
| 903 | await walletInfo.save(); |
| 904 | } |
| 905 | |
| 906 | bool _isAddressPageTypeMatch(BitcoinAddressRecord addressRecord) { |
| 907 | return _isAddressByType(addressRecord, addressPageType); |
| 908 | } |
| 909 | |
| 910 | bool _isAddressByType(BitcoinAddressRecord addr, BitcoinAddressType type) => addr.type == type; |
| 911 | |
| 912 | bool _isUnusedReceiveAddressByType(BitcoinAddressRecord addr, BitcoinAddressType type) => |
| 913 | !addr.isHidden && !addr.isUsed && addr.type == type; |
| 914 | |
| 915 | @action |
| 916 | void deleteSilentPaymentAddress(String address) { |
| 917 | final addressRecord = silentAddresses.firstWhere((addressRecord) => |
| 918 | addressRecord.type == SilentPaymentsAddresType.p2sp && addressRecord.address == address); |
| 919 | |
| 920 | silentAddresses.remove(addressRecord); |
| 921 | updateAddressesByMatch(); |
| 922 | } |
| 923 | |
| 924 | Bip32Slip10Secp256k1 _hdFor({ |
| 925 | required bool isHidden, |
| 926 | required BitcoinAddressType type, |
| 927 | required bool isLegacyDerivation, |
| 928 | }) { |
| 929 | if (isLegacyDerivation) return isHidden ? legacySideHd : legacyMainHd; |
| 930 | |
| 931 | final map = isHidden ? sideHdByType : mainHdByType; |
| 932 | final hd = map[type]; |
| 933 | if (hd == null) throw Exception("HD not found for type $type"); |
| 934 | return hd; |
| 935 | } |
| 936 | |
| 937 | @action |
| 938 | Future<void> setLightningAddress(String walletName, {String newAddress = ""}) async { |
| 939 | if (lightningWallet == null) return; |
| 940 | |
| 941 | try { |
| 942 | final path = await pathForWalletDir(name: walletName, type: WalletType.bitcoin); |
| 943 | final initialized = await lightningWallet!.init(path); |
| 944 | |
| 945 | if (!initialized) { |
| 946 | printV("Failed to initialize the lightning wallet"); |
| 947 | return; |
| 948 | } |
| 949 | |
| 950 | lightningAddress = await lightningWallet!.getAddress(); |
| 951 | |
| 952 | late final String username; |
| 953 | |
| 954 | if (newAddress.isEmpty) { |
| 955 | if (lightningAddress != null) return; |
| 956 | |
| 957 | final randomNumber = Random.secure().nextInt(9999); |
| 958 | final randomName = await generateName(); |
| 959 | username = "${randomName.replaceAll(" ", "")}$randomNumber".toLowerCase(); |
| 960 | } else { |
| 961 | username = newAddress; |
| 962 | } |
| 963 | |
| 964 | try { |
| 965 | printV(username); |
| 966 | lightningAddress = await lightningWallet!.registerAddress(username); |
| 967 | } catch (e) { |
| 968 | printV(e); |
| 969 | printV(username); |
| 970 | rethrow; |
| 971 | } |
| 972 | } on SdkError_NetworkError catch (_) { |
| 973 | } on SdkError_SparkError catch (e) { |
| 974 | if (!e.field0.contains("dns") && !e.field0.contains("TimedOut")) rethrow; |
| 975 | } finally { |
| 976 | lightningAddress ??= lightningWallet!.cachedAddress; |
| 977 | } |
| 978 | } |
| 979 | } |