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added new changenow custom exception

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This commit is contained in:
julian 2023-02-21 13:29:32 -06:00
parent cc58379f3b
commit 9a222544ba
2 changed files with 31 additions and 3 deletions
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7
lib/exceptions/exchange/unsupported_currency_exception.dart Normal file
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@ -0,0 +1,7 @@
import 'package:stackwallet/exceptions/exchange/exchange_exception.dart';
class UnsupportedCurrencyException extends ExchangeException {
UnsupportedCurrencyException(super.message, super.type, this.currency);
final String currency;
}

23
lib/services/exchange/change_now/change_now_api.dart
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@ -5,6 +5,7 @@ import 'package:flutter/foundation.dart';
import 'package:http/http.dart' as http; import 'package:http/http.dart' as http;
import 'package:stackwallet/exceptions/exchange/exchange_exception.dart'; import 'package:stackwallet/exceptions/exchange/exchange_exception.dart';
import 'package:stackwallet/exceptions/exchange/pair_unavailable_exception.dart'; import 'package:stackwallet/exceptions/exchange/pair_unavailable_exception.dart';
import 'package:stackwallet/exceptions/exchange/unsupported_currency_exception.dart';
import 'package:stackwallet/external_api_keys.dart'; import 'package:stackwallet/external_api_keys.dart';
import 'package:stackwallet/models/exchange/change_now/cn_exchange_estimate.dart'; import 'package:stackwallet/models/exchange/change_now/cn_exchange_estimate.dart';
import 'package:stackwallet/models/exchange/change_now/estimated_exchange_amount.dart'; import 'package:stackwallet/models/exchange/change_now/estimated_exchange_amount.dart';
@ -49,9 +50,16 @@ class ChangeNowAPI {
headers: {'Content-Type': 'application/json'}, headers: {'Content-Type': 'application/json'},
); );
try {
final parsed = jsonDecode(response.body); final parsed = jsonDecode(response.body);
return parsed; return parsed;
} on FormatException catch (e) {
return {
"error": "Dart format exception",
"message": response.body,
};
}
} catch (e, s) { } catch (e, s) {
Logging.instance Logging.instance
.log("_makeRequest($uri) threw: $e\n$s", level: LogLevel.Error); .log("_makeRequest($uri) threw: $e\n$s", level: LogLevel.Error);
@ -207,7 +215,20 @@ class ChangeNowAPI {
try { try {
// json array is expected here // json array is expected here
final jsonArray = (await _makeGetRequest(uri)) as List;
final response = await _makeGetRequest(uri);
if (response is Map && response["error"] != null) {
return ExchangeResponse(
exception: UnsupportedCurrencyException(
response["message"] as String? ?? response["error"].toString(),
ExchangeExceptionType.generic,
ticker,
),
);
}
final jsonArray = response as List;
List<Currency> currencies = []; List<Currency> currencies = [];
try { try {