private async Task <Dictionary <int, ICalculateWay> > GetDefaultPieceWiseFunctionAsync()
{
var tempCache = _cacheCacheProvider.GetPieceWiseFunctionFromNormalCache();
if (tempCache != null)
{
return(tempCache);
}
var chain = await _blockchainService.GetChainAsync();
var tokenStub = _tokenStTokenContractReaderFactory.Create(new ChainContext
{
BlockHash = chain.LastIrreversibleBlockHash,
BlockHeight = chain.LastIrreversibleBlockHeight
});
CalculateFeeCoefficientsOfType parameters;
if (CalculateAlgorithmContext.CalculateFeeTypeEnum == (int)FeeTypeEnum.Tx)
{
parameters = await tokenStub.GetCalculateFeeCoefficientOfSender.CallAsync(new Empty());
}
else
{
parameters = await tokenStub.GetCalculateFeeCoefficientOfContract.CallAsync(new SInt32Value
{ Value = CalculateAlgorithmContext.CalculateFeeTypeEnum });
}
var calWayDic = new Dictionary <int, ICalculateWay>();
foreach (var func in parameters.Coefficients)
{
ICalculateWay newCalculateWay = null;
switch (func.FunctionType)
{
case CalculateFunctionTypeEnum.Liner:
newCalculateWay = new LinerCalculateWay();
break;
case CalculateFunctionTypeEnum.Power:
newCalculateWay = new PowerCalculateWay();
break;
}
if (newCalculateWay == null)
{
Logger.LogWarning($"could not find mapped function type {func.FunctionType}");
continue;
}
var funDicToLowerKey = func.CoefficientDic.ToDictionary(x => x.Key.ToLower(), x => x.Value);
calWayDic[func.PieceKey] = newCalculateWay;
calWayDic[func.PieceKey].InitParameter(funDicToLowerKey);
}
_cacheCacheProvider.SetPieceWiseFunctionToNormalCache(calWayDic);
return(calWayDic);
}
public void LinerCalculateWay_Test()
{
var param = new Dictionary <string, int>
{
{ "numerator", 1 },
{ "denominator", 2 },
{ "constantvalue", 5000 }
};
var liner = new LinerCalculateWay();
liner.InitParameter(param);
var parameterDic = liner.GetParameterDic();
parameterDic["numerator"].ShouldBe(1);
parameterDic["denominator"].ShouldBe(2);
parameterDic["constantvalue"].ShouldBe(5000);
var cost = liner.GetCost(1000);
cost.ShouldBe(Precision * 1000 / 2 + 5000);
}