cake_wallet/lib/core/yat_service.dart
Keith Simon 6762207bb8
Select sub address or standard address instead of both. (#346)
* Use the sub address first then the std
2022-05-16 19:51:32 +01:00

54 lines
1.6 KiB
Dart

import 'dart:convert';
import 'package:cake_wallet/entities/yat_record.dart';
import 'package:http/http.dart';
class YatService {
static bool isDevMode = false;
static String get apiUrl =>
YatService.isDevMode ? YatService.apiDevUrl : YatService.apiReleaseUrl;
static const apiReleaseUrl = "https://a.y.at";
static const apiDevUrl = 'https://a.yat.fyi';
static String lookupEmojiUrl(String emojiId) =>
"$apiUrl/emoji_id/$emojiId/payment";
static const String MONERO_SUB_ADDRESS = '0x1002';
static const String MONERO_STD_ADDRESS = '0x1001';
static const tags = {
'XMR': "$MONERO_STD_ADDRESS,$MONERO_SUB_ADDRESS",
'BTC': '0x1003',
'LTC': '0x1019'
};
Future<List<YatRecord>> fetchYatAddress(String emojiId, String ticker) async {
final formattedTicker = ticker.toUpperCase();
final formattedEmojiId = emojiId.replaceAll(' ', '');
final tag = tags[formattedTicker];
final uri = Uri.parse(lookupEmojiUrl(formattedEmojiId)).replace(
queryParameters: <String, dynamic>{
"tags": tag
});
final yatRecords = <YatRecord>[];
try {
final response = await get(uri);
final resBody = json.decode(response.body) as Map<String, dynamic>;
final results = resBody["result"] as Map<dynamic, dynamic>;
// Favour a subaddress over a standard address.
final yatRecord = (
results[MONERO_SUB_ADDRESS] ??
results[MONERO_STD_ADDRESS] ??
results[tag]) as Map<String, dynamic>;
if (yatRecord != null) {
yatRecords.add(YatRecord.fromJson(yatRecord));
}
return yatRecords;
} catch (_) {
return yatRecords;
}
}
}