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Merge pull request #762 from cypherstack/dogecoin

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Temporary Dogecoin fee estimation hackfix
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Diego Salazar 2024-02-20 16:40:22 -07:00 committed by GitHub
commit f00fb01757
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2 changed files with 25 additions and 1 deletions
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23
lib/electrumx_rpc/electrumx_client.dart
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@ -1013,6 +1013,29 @@ class ElectrumXClient {
], ],
); );
try { try {
// If the response is -1 or null, return a temporary hardcoded value for
// Dogecoin. This is a temporary fix until the fee estimation is fixed.
if (coin == Coin.dogecoin &&
(response == null ||
response == -1 ||
Decimal.parse(response.toString()) == Decimal.parse("-1"))) {
return Decimal.parse("0.00001024");
// blockchain.estimatefee response for 1-, 5-, and 10--block intervals
// as of 2024/02/20 ("1.024e-05").
// TODO [prio=med]: Fix fee estimation. Refer to the following:
// $ openssl s_client -connect dogecoin.stackwallet.com:50002
// ...
// $ {"id": 1, "method": "blockchain.estimatefee", "params": [1]}
// {"jsonrpc": "2.0", "result": 1.024e-05, "id": 1}
// $ {"id": 1, "method": "blockchain.estimatefee", "params": [5]}
// {"jsonrpc": "2.0", "result": 1.024e-05, "id": 1}
// $ {"id": 1, "method": "blockchain.estimatefee", "params": [10]}
// {"jsonrpc": "2.0", "result": 1.024e-05, "id": 1}
// $ {"id": 1, "method": "blockchain.estimatefee", "params": [50]}
// {"jsonrpc": "2.0", "result": -1, "id": 1}
// $ {"id": 1, "method": "blockchain.estimatefee", "params": [100]}
// {"jsonrpc": "2.0", "result": -1, "id": 1}w
}
return Decimal.parse(response.toString()); return Decimal.parse(response.toString());
} catch (e, s) { } catch (e, s) {
final String msg = "Error parsing fee rate. Response: $response" final String msg = "Error parsing fee rate. Response: $response"

3
lib/wallets/wallet/wallet_mixin_interfaces/electrumx_interface.dart
View file

@ -1776,7 +1776,8 @@ mixin ElectrumXInterface<T extends Bip39HDCurrency> on Bip39HDWallet<T> {
Logging.instance.log("prepare send: $result", level: LogLevel.Info); Logging.instance.log("prepare send: $result", level: LogLevel.Info);
if (result.fee!.raw.toInt() < result.vSize!) { if (result.fee!.raw.toInt() < result.vSize!) {
throw Exception( throw Exception(
"Error in fee calculation: Transaction fee cannot be less than vSize"); "Error in fee calculation: Transaction fee (${result.fee!.raw.toInt()}) cannot "
"be less than vSize (${result.vSize})");
} }
return result; return result;