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show unsupported pair message per exchange

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This commit is contained in:
julian 2023-02-06 12:19:43 -06:00
parent 3fde042c8e
commit f4737c5d95
5 changed files with 78 additions and 5 deletions
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5
lib/exceptions/exchange/pair_unavailable_exception.dart Normal file
View file

@ -0,0 +1,5 @@
import 'package:stackwallet/exceptions/exchange/exchange_exception.dart';
class PairUnavailableException extends ExchangeException {
PairUnavailableException(super.message, super.type);
}

29
lib/pages/exchange_view/sub_widgets/exchange_provider_options.dart
View file

@ -2,6 +2,7 @@ import 'package:decimal/decimal.dart';
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:flutter_svg/svg.dart';
import 'package:stackwallet/exceptions/exchange/pair_unavailable_exception.dart';
import 'package:stackwallet/models/exchange/response_objects/estimate.dart';
import 'package:stackwallet/providers/providers.dart';
import 'package:stackwallet/services/exchange/change_now/change_now_exchange.dart';
@ -84,7 +85,7 @@ class ExchangeProviderOptions extends ConsumerWidget {
groupValue: ref
.watch(currentExchangeNameStateProvider.state)
.state,
onChanged: (value) {
onChanged: (_) {
// if (value is String) {
// ref
// .read(
@ -194,6 +195,18 @@ class ExchangeProviderOptions extends ConsumerWidget {
.textSubtitle1,
),
);
} else if (snapshot.data?.exception
is PairUnavailableException) {
return Text(
"Unsupported pair",
style:
STextStyles.itemSubtitle12(context)
.copyWith(
color: Theme.of(context)
.extension<StackColors>()!
.textSubtitle1,
),
);
} else {
Logging.instance.log(
"$runtimeType failed to fetch rate for ChangeNOW: ${snapshot.data}",
@ -298,7 +311,7 @@ class ExchangeProviderOptions extends ConsumerWidget {
groupValue: ref
.watch(currentExchangeNameStateProvider.state)
.state,
onChanged: (value) {
onChanged: (_) {
// if (value is String) {
// ref
// .read(
@ -409,6 +422,18 @@ class ExchangeProviderOptions extends ConsumerWidget {
.textSubtitle1,
),
);
} else if (snapshot.data?.exception
is PairUnavailableException) {
return Text(
"Unsupported pair",
style:
STextStyles.itemSubtitle12(context)
.copyWith(
color: Theme.of(context)
.extension<StackColors>()!
.textSubtitle1,
),
);
} else {
Logging.instance.log(
"$runtimeType failed to fetch rate for ChangeNOW: ${snapshot.data}",

24
lib/services/exchange/change_now/change_now_api.dart
View file

@ -4,6 +4,7 @@ import 'package:decimal/decimal.dart';
import 'package:flutter/foundation.dart';
import 'package:http/http.dart' as http;
import 'package:stackwallet/exceptions/exchange/exchange_exception.dart';
import 'package:stackwallet/exceptions/exchange/pair_unavailable_exception.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/estimated_exchange_amount.dart';
@ -350,8 +351,27 @@ class ChangeNowAPI {
final json = await _makeGetRequest(uri);
try {
final value = EstimatedExchangeAmount.fromJson(
Map<String, dynamic>.from(json as Map));
final map = Map<String, dynamic>.from(json as Map);
if (map["error"] != null) {
if (map["error"] == "pair_is_inactive") {
return ExchangeResponse(
exception: PairUnavailableException(
map["message"] as String,
ExchangeExceptionType.generic,
),
);
} else {
return ExchangeResponse(
exception: ExchangeException(
map["message"] as String,
ExchangeExceptionType.generic,
),
);
}
}
final value = EstimatedExchangeAmount.fromJson(map);
return ExchangeResponse(
value: Estimate(
estimatedAmount: value.estimatedAmount,

24
lib/services/exchange/majestic_bank/majestic_bank_api.dart
View file

@ -3,6 +3,7 @@ import 'dart:convert';
import 'package:decimal/decimal.dart';
import 'package:http/http.dart' as http;
import 'package:stackwallet/exceptions/exchange/exchange_exception.dart';
import 'package:stackwallet/exceptions/exchange/pair_unavailable_exception.dart';
import 'package:stackwallet/models/exchange/majestic_bank/mb_limit.dart';
import 'package:stackwallet/models/exchange/majestic_bank/mb_order.dart';
import 'package:stackwallet/models/exchange/majestic_bank/mb_order_calculation.dart';
@ -39,7 +40,6 @@ class MajesticBankAPI {
);
code = response.statusCode;
print(response.body);
final parsed = jsonDecode(response.body);
@ -180,6 +180,28 @@ class MajesticBankAPI {
try {
final jsonObject = await _makeGetRequest(uri);
final map = Map<String, dynamic>.from(jsonObject as Map);
if (map["error"] != null) {
final errorMessage = map["extra"] as String?;
if (errorMessage != null &&
errorMessage.startsWith("Bad") &&
errorMessage.endsWith("currency symbol")) {
return ExchangeResponse(
exception: PairUnavailableException(
errorMessage,
ExchangeExceptionType.generic,
),
);
} else {
return ExchangeResponse(
exception: ExchangeException(
errorMessage ?? "Error: ${map["error"]}",
ExchangeExceptionType.generic,
),
);
}
}
final result = MBOrderCalculation(
fromCurrency: map["from_currency"] as String,
fromAmount: Decimal.parse(map["from_amount"].toString()),

1
lib/services/exchange/majestic_bank/majestic_bank_exchange.dart
View file

@ -162,6 +162,7 @@ class MajesticBankExchange extends Exchange {
receiveCurrency: to,
);
if (response.value == null) {
print("AAAAAAAAAAAAAAAAAAAA ${response.exception}");
return ExchangeResponse(exception: response.exception);
}