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update logic for Crypto address resolving

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update resolving of crypto wallet addresses by using of OpenAlias in way to pick right wallet address based on current wallet type
This commit is contained in:
Godwin Asuquo 2022-01-14 14:18:03 +01:00
parent 1a0d33ee31
commit ac8ef0c946
2 changed files with 42 additions and 31 deletions
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36
lib/entities/openalias_record.dart
View file

@ -1,7 +1,8 @@
import 'package:basic_utils/basic_utils.dart'; import 'package:basic_utils/basic_utils.dart';
import 'package:cw_core/wallet_type.dart';
import 'package:flutter/material.dart';
class OpenaliasRecord { class OpenaliasRecord {
OpenaliasRecord({this.address, this.name}); OpenaliasRecord({this.address, this.name});
final String name; final String name;
@ -17,30 +18,43 @@ class OpenaliasRecord {
return formattedName; return formattedName;
} }
static Future<OpenaliasRecord> fetchAddressAndName(String formattedName) async { static Future<OpenaliasRecord> fetchAddressAndName({
@required String formattedName,
@required String ticker,
}) async {
String address = formattedName; String address = formattedName;
String name = formattedName; String name = formattedName;
if (formattedName.contains(".")) { if (formattedName.contains(".")) {
try { try {
final txtRecord = await DnsUtils.lookupRecord(formattedName, RRecordType.TXT, dnssec: true); final txtRecord = await DnsUtils.lookupRecord(
formattedName, RRecordType.TXT,
dnssec: true);
if (txtRecord != null) { if (txtRecord != null) {
for (RRecord element in txtRecord) { for (RRecord element in txtRecord) {
String record = element.data; String record = element.data;
if (record.contains("oa1:xmr") && record.contains("recipient_address")) { if (record.contains("oa1:$ticker") &&
record.contains("recipient_address")) {
record = record.replaceAll('\"', ""); record = record.replaceAll('\"', "");
final dataList = record.split(";"); final dataList = record.split(";");
address = dataList.where((item) => (item.contains("recipient_address"))) address = dataList
.toString().replaceAll("oa1:xmr recipient_address=", "") .where((item) => (item.contains("recipient_address")))
.replaceAll("(", "").replaceAll(")", "").trim(); .toString()
.replaceAll("oa1:$ticker recipient_address=", "")
.replaceAll("(", "")
.replaceAll(")", "")
.trim();
final recipientName = dataList.where((item) => (item.contains("recipient_name"))).toString() final recipientName = dataList
.replaceAll("(", "").replaceAll(")", "").trim(); .where((item) => (item.contains("recipient_name")))
.toString()
.replaceAll("(", "")
.replaceAll(")", "")
.trim();
if (recipientName.isNotEmpty) { if (recipientName.isNotEmpty) {
name = recipientName.replaceAll("recipient_name=", ""); name = recipientName.replaceAll("recipient_name=", "");
@ -57,6 +71,4 @@ class OpenaliasRecord {
return OpenaliasRecord(address: address, name: name); return OpenaliasRecord(address: address, name: name);
} }
} }

37
lib/entities/parse_address_from_domain.dart
View file

@ -2,18 +2,20 @@ import 'package:cake_wallet/entities/openalias_record.dart';
import 'package:cake_wallet/entities/parsed_address.dart'; import 'package:cake_wallet/entities/parsed_address.dart';
import 'package:cake_wallet/entities/unstoppable_domain_address.dart'; import 'package:cake_wallet/entities/unstoppable_domain_address.dart';
import 'package:cake_wallet/store/yat/yat_store.dart'; import 'package:cake_wallet/store/yat/yat_store.dart';
import 'package:cw_core/wallet_type.dart';
const unstoppableDomains = [ const unstoppableDomains = [
'crypto', 'crypto',
'zil', 'zil',
'x', 'x',
'coin', 'coin',
'wallet', 'wallet',
'bitcoin', 'bitcoin',
'888', '888',
'nft', 'nft',
'dao', 'dao',
'blockchain']; 'blockchain'
];
Future<ParsedAddress> parseAddressFromDomain( Future<ParsedAddress> parseAddressFromDomain(
String domain, String ticker) async { String domain, String ticker) async {
@ -28,22 +30,18 @@ Future<ParsedAddress> parseAddressFromDomain(
if (addresses?.isEmpty ?? true) { if (addresses?.isEmpty ?? true) {
return ParsedAddress( return ParsedAddress(
addresses: [domain], addresses: [domain], parseFrom: ParseFrom.yatRecord);
parseFrom: ParseFrom.yatRecord);
} }
return ParsedAddress( return ParsedAddress(
addresses: addresses, addresses: addresses, name: domain, parseFrom: ParseFrom.yatRecord);
name: domain,
parseFrom: ParseFrom.yatRecord);
} catch (e) { } catch (e) {
return ParsedAddress(addresses: [domain]); return ParsedAddress(addresses: [domain]);
} }
} }
if (unstoppableDomains.any((domain) => name.contains(domain))) { if (unstoppableDomains.any((domain) => name.contains(domain))) {
final address = final address = await fetchUnstoppableDomainAddress(domain, ticker);
await fetchUnstoppableDomainAddress(domain, ticker);
if (address?.isEmpty ?? true) { if (address?.isEmpty ?? true) {
return ParsedAddress(addresses: [domain]); return ParsedAddress(addresses: [domain]);
@ -55,7 +53,8 @@ Future<ParsedAddress> parseAddressFromDomain(
parseFrom: ParseFrom.unstoppableDomains); parseFrom: ParseFrom.unstoppableDomains);
} }
final record = await OpenaliasRecord.fetchAddressAndName(formattedName); final record = await OpenaliasRecord.fetchAddressAndName(
formattedName: formattedName, ticker: ticker);
if (record == null || record.address.contains(formattedName)) { if (record == null || record.address.contains(formattedName)) {
return ParsedAddress(addresses: [domain]); return ParsedAddress(addresses: [domain]);
@ -70,4 +69,4 @@ Future<ParsedAddress> parseAddressFromDomain(
} }
return ParsedAddress(addresses: [domain]); return ParsedAddress(addresses: [domain]);
} }