CAKE-356 | fixed yat_record.dart (request with tag)

lib/yat/yat_record.dart

@@ -4,15 +4,8 @@ import 'package:http/http.dart';
 
 Future<String> fetchYatAddress(String emojiId, String ticker) async {
   const _requestURL = 'https://a.y.at/emoji_id/';
-  const classValue = '0x10';
-  const tagValues = {'xmr' : ['01', '02'], 'btc' : ['03'], 'eth' : ['04']};
-  final tagValue = tagValues[ticker];
 
-  if (tagValue == null) {
-    return '';
-  }
-
-  final url = _requestURL + emojiId;
+  final url = _requestURL + emojiId + '/' + ticker.toUpperCase();
   final response = await get(url);
 
   if (response.statusCode != 200) {
@@ -22,23 +15,10 @@ Future<String> fetchYatAddress(String emojiId, String ticker) async {
   final responseJSON = json.decode(response.body) as Map<String, dynamic>;
   final result = responseJSON['result'] as List<dynamic>;
 
-  if (result == null) {
+  if (result == null || result.isEmpty) {
     return '';
   }
 
-  for (var value in tagValue) {
-    for (int i = 0; i < result.length; i++) {
-      final record = result[i] as Map<String, dynamic>;
-      final tag = record['tag'] as String;
-      if (tag?.contains(classValue + value) ?? false) {
-        final yatAddress = record['data'] as String;
-        return yatAddress;
-      }
-    }
-  }
-
-  return '';
-
-  //final yatAddress = responseJSON['result'][2]['data'] as String;
-  //return yatAddress;
+  final yatAddress = result.first['data'] as String;
+  return yatAddress;
 }