/// <summary>
/// Calculates the gas usage of a rawTransaction by combining the intrinsic gas cost with
/// the cost of a test run interacting with a potential contract
/// </summary>
/// <param name="client"></param>
/// <returns>The total gas cost of a transaction</returns>
public async Task <ulong> CalculateTotalGasCost(IVeChainClient client, string caller = null)
{
var executionCost = await CalculateExecutionGasCost(client, caller);
var intrinsicCost = CalculateIntrinsicGasCost();
return(executionCost + intrinsicCost);
}
/// <summary>
/// Calculates the execution gas cost of a transaction by submitting it to the contract on the client
/// instance of the blockchain.
/// </summary>
/// <param name="client"></param>
/// <returns>The execution gas cost of the transaction</returns>
public async Task <ulong> CalculateExecutionGasCost(IVeChainClient client, string caller = null)
{
var callResults = (await client.ExecuteAddressCode(clauses, caller: caller, gasPrice: gasPriceCoef)).ToArray();
if (callResults.Any(result => result.reverted))
{
throw new InvalidOperationException($"Execution reverted during gas estimation: {string.Join(", ", callResults.Select(result => result.vmError))}");
}
return((ulong)callResults.Sum(result => (decimal)result.gasUsed));
}
