cake_wallet/lib/entities/parse_address_from_domain.dart
2023-11-20 09:47:20 -05:00

174 lines
6.6 KiB
Dart

import 'package:cake_wallet/core/address_validator.dart';
import 'package:cake_wallet/core/yat_service.dart';
import 'package:cake_wallet/entities/ens_record.dart';
import 'package:cake_wallet/entities/openalias_record.dart';
import 'package:cake_wallet/entities/parsed_address.dart';
import 'package:cake_wallet/entities/unstoppable_domain_address.dart';
import 'package:cake_wallet/entities/emoji_string_extension.dart';
import 'package:cake_wallet/mastodon/mastodon_api.dart';
import 'package:cake_wallet/store/settings_store.dart';
import 'package:cake_wallet/twitter/twitter_api.dart';
import 'package:cw_core/crypto_currency.dart';
import 'package:cw_core/wallet_base.dart';
import 'package:cw_core/wallet_type.dart';
import 'package:cake_wallet/entities/fio_address_provider.dart';
class AddressResolver {
AddressResolver({required this.yatService, required this.wallet, required this.settingsStore})
: walletType = wallet.type;
final YatService yatService;
final WalletType walletType;
final WalletBase wallet;
final SettingsStore settingsStore;
static const unstoppableDomains = [
'crypto',
'zil',
'x',
'wallet',
'bitcoin',
'888',
'nft',
'dao',
'blockchain',
'polygon',
'klever',
'hi',
'kresus',
'anime',
'manga',
'binanceus'
];
static String? extractAddressByType({required String raw, required CryptoCurrency type}) {
final addressPattern = AddressValidator.getAddressFromStringPattern(type);
if (addressPattern == null) {
throw Exception('Unexpected token: $type for getAddressFromStringPattern');
}
final match = RegExp(addressPattern).firstMatch(raw);
return match?.group(0)?.replaceAllMapped(RegExp('[^0-9a-zA-Z]|bitcoincash:|nano_|ban_'), (Match match) {
String group = match.group(0)!;
if (group.startsWith('bitcoincash:') || group.startsWith('nano_') || group.startsWith('ban_')) {
return group;
}
return '';
});
}
Future<ParsedAddress> resolve(String text, String ticker) async {
try {
if (text.startsWith('@') && !text.substring(1).contains('@')) {
if(settingsStore.lookupsTwitter) {
final formattedName = text.substring(1);
final twitterUser = await TwitterApi.lookupUserByName(userName: formattedName);
final addressFromBio = extractAddressByType(
raw: twitterUser.description, type: CryptoCurrency.fromString(ticker));
if (addressFromBio != null) {
return ParsedAddress.fetchTwitterAddress(address: addressFromBio, name: text);
}
final pinnedTweet = twitterUser.pinnedTweet?.text;
if (pinnedTweet != null) {
final addressFromPinnedTweet =
extractAddressByType(raw: pinnedTweet, type: CryptoCurrency.fromString(ticker));
if (addressFromPinnedTweet != null) {
return ParsedAddress.fetchTwitterAddress(address: addressFromPinnedTweet, name: text);
}
}
}
}
if (text.startsWith('@') && text.contains('@', 1) && text.contains('.', 1)) {
if (settingsStore.lookupsMastodon) {
final subText = text.substring(1);
final hostNameIndex = subText.indexOf('@');
final hostName = subText.substring(hostNameIndex + 1);
final userName = subText.substring(0, hostNameIndex);
final mastodonUser =
await MastodonAPI.lookupUserByUserName(userName: userName, apiHost: hostName);
if (mastodonUser != null) {
String? addressFromBio =
extractAddressByType(raw: mastodonUser.note, type: CryptoCurrency.fromString(ticker));
if (addressFromBio != null) {
return ParsedAddress.fetchMastodonAddress(address: addressFromBio, name: text);
} else {
final pinnedPosts =
await MastodonAPI.getPinnedPosts(userId: mastodonUser.id, apiHost: hostName);
if (pinnedPosts.isNotEmpty) {
final userPinnedPostsText = pinnedPosts.map((item) => item.content).join('\n');
String? addressFromPinnedPost = extractAddressByType(
raw: userPinnedPostsText, type: CryptoCurrency.fromString(ticker));
if (addressFromPinnedPost != null) {
return ParsedAddress.fetchMastodonAddress(
address: addressFromPinnedPost, name: text);
}
}
}
}
}
}
if (!text.startsWith('@') && text.contains('@') && !text.contains('.')) {
final bool isFioRegistered = await FioAddressProvider.checkAvail(text);
if (isFioRegistered) {
final address = await FioAddressProvider.getPubAddress(text, ticker);
return ParsedAddress.fetchFioAddress(address: address, name: text);
}
}
if (text.hasOnlyEmojis) {
if(settingsStore.lookupsYatService) {
if (walletType != WalletType.haven) {
final addresses = await yatService.fetchYatAddress(text, ticker);
return ParsedAddress.fetchEmojiAddress(addresses: addresses, name: text);
}
}
}
final formattedName = OpenaliasRecord.formatDomainName(text);
final domainParts = formattedName.split('.');
final name = domainParts.last;
if (domainParts.length <= 1 || domainParts.first.isEmpty || name.isEmpty) {
return ParsedAddress(addresses: [text]);
}
if (unstoppableDomains.any((domain) => name.trim() == domain)) {
if(settingsStore.lookupsUnstoppableDomains) {
final address = await fetchUnstoppableDomainAddress(text, ticker);
return ParsedAddress.fetchUnstoppableDomainAddress(address: address, name: text);
}
}
if (text.endsWith(".eth")) {
if (settingsStore.lookupsENS) {
final address = await EnsRecord.fetchEnsAddress(text, wallet: wallet);
if (address.isNotEmpty && address != "0x0000000000000000000000000000000000000000") {
return ParsedAddress.fetchEnsAddress(name: text, address: address);
}
}
}
if (formattedName.contains(".")) {
if(settingsStore.lookupsOpenAlias) {
final txtRecord = await OpenaliasRecord.lookupOpenAliasRecord(formattedName);
if (txtRecord != null) {
final record = await OpenaliasRecord.fetchAddressAndName(
formattedName: formattedName, ticker: ticker, txtRecord: txtRecord);
return ParsedAddress.fetchOpenAliasAddress(record: record, name: text);
}
}
}
} catch (e) {
print(e.toString());
}
return ParsedAddress(addresses: [text]);
}
}