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WIP token send logic

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This commit is contained in:
julian 2023-03-31 09:26:43 -06:00
parent 42d168dc57
commit 8d0dcafccf
1 changed files with 67 additions and 47 deletions
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114
lib/services/ethereum/ethereum_token_service.dart
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@ -66,27 +66,78 @@ class EthTokenWallet extends ChangeNotifier with EthTokenCache {
Coin get coin => Coin.ethereum; Coin get coin => Coin.ethereum;
Future<String> confirmSend({required Map<String, dynamic> txData}) async { Future<Map<String, dynamic>> prepareSend({
final amount = txData['recipientAmt']; required String address,
required int satoshiAmount,
Map<String, dynamic>? args,
}) async {
final feeRateType = args?["feeRate"];
int fee = 0;
final feeObject = await fees;
switch (feeRateType) {
case FeeRateType.fast:
fee = feeObject.fast;
break;
case FeeRateType.average:
fee = feeObject.medium;
break;
case FeeRateType.slow:
fee = feeObject.slow;
break;
}
final feeEstimate = await estimateFeeFor(satoshiAmount, fee);
final decimalAmount = final decimalAmount =
Format.satoshisToAmount(amount as int, coin: Coin.ethereum); Format.satoshisToAmount(satoshiAmount, coin: Coin.ethereum);
final bigIntAmount = final bigIntAmount =
amountToBigInt(decimalAmount.toDouble(), tokenContract.decimals); amountToBigInt(decimalAmount.toDouble(), tokenContract.decimals);
final sentTx = await _client.sendTransaction( final client = await getEthClient();
_credentials,
web3dart.Transaction.callContract(
contract: _deployedContract,
function: _sendFunction,
parameters: [
web3dart.EthereumAddress.fromHex(txData['address'] as String),
bigIntAmount
],
maxGas: _gasLimit,
gasPrice: web3dart.EtherAmount.fromUnitAndValue(
web3dart.EtherUnit.wei, txData['feeInWei'])));
return sentTx; final est = await client.estimateGas(
sender: web3dart.EthereumAddress.fromHex(await currentReceivingAddress),
to: web3dart.EthereumAddress.fromHex(address),
data: _sendFunction.encodeCall(
[web3dart.EthereumAddress.fromHex(address), bigIntAmount]),
gasPrice: web3dart.EtherAmount.fromUnitAndValue(
web3dart.EtherUnit.wei,
fee,
),
amountOfGas: BigInt.from(_gasLimit),
value: web3dart.EtherAmount.inWei(BigInt.one),
);
final tx = web3dart.Transaction.callContract(
contract: _deployedContract,
function: _sendFunction,
parameters: [web3dart.EthereumAddress.fromHex(address), bigIntAmount],
maxGas: _gasLimit,
gasPrice: web3dart.EtherAmount.fromUnitAndValue(
web3dart.EtherUnit.wei,
fee,
),
nonce: args?["nonce"] as int?,
);
Map<String, dynamic> txData = {
"fee": feeEstimate,
"feeInWei": fee,
"address": address,
"recipientAmt": satoshiAmount,
"ethTx": tx,
};
return txData;
}
Future<String> confirmSend({required Map<String, dynamic> txData}) async {
final txid = await _client.sendTransaction(
_credentials,
txData["ethTx"] as web3dart.Transaction,
);
return txid;
} }
Future<String> get currentReceivingAddress async { Future<String> get currentReceivingAddress async {
@ -243,37 +294,6 @@ class EthTokenWallet extends ChangeNotifier with EthTokenCache {
bool get isRefreshing => _refreshLock; bool get isRefreshing => _refreshLock;
Future<Map<String, dynamic>> prepareSend(
{required String address,
required int satoshiAmount,
Map<String, dynamic>? args}) async {
final feeRateType = args?["feeRate"];
int fee = 0;
final feeObject = await fees;
switch (feeRateType) {
case FeeRateType.fast:
fee = feeObject.fast;
break;
case FeeRateType.average:
fee = feeObject.medium;
break;
case FeeRateType.slow:
fee = feeObject.slow;
break;
}
final feeEstimate = await estimateFeeFor(satoshiAmount, fee);
Map<String, dynamic> txData = {
"fee": feeEstimate,
"feeInWei": fee,
"address": address,
"recipientAmt": satoshiAmount,
};
return txData;
}
bool _refreshLock = false; bool _refreshLock = false;
Future<void> refresh() async { Future<void> refresh() async {