//It converts string expression into Operand object
//It calculates power associated with the number like 2^2 will be converted into 4.
private void ConvertToNaturalNumber(string operandToConvert)
{
bool isNegative = operandToConvert.ElementAt(0).Equals(Operator.MINUS);
int numberPart = OperandConverter.GetNumberPartFromNaturalNumber(operandToConvert, (isNegative) ? 1 : 0);
int powerPart = OperandConverter.GetPowerFrom(operandToConvert);
this.NaturalNumber = OperandConverter.GetPoweredNumber(numberPart, powerPart, isNegative);
}
//It converts string expression into Operand object of variable.
//In the case of 2x^0, it will be treated as 1.
private void ConvertToVariable(string operandToConvert)
{
this.NaturalNumber = OperandConverter.GetNaturalNumberFromVariable(operandToConvert);
this.Power = OperandConverter.GetPowerFrom(operandToConvert);
}
