/// <summary>
/// <see cref="IResistorCalSvc.GetTolerance(string)"/>
/// </summary>
/// <param name="bandDColor"></param>
/// <returns></returns>
public float GetTolerance(string bandDColor)
{
if (ResistorColorCodeRepo.IsValidColor(Band.D, bandDColor))
{
ResistorColorModel bandD = ResistorColorCodeRepo.Find(bandDColor);
return(bandD.Tolerance.Value);
}
else
{
throw new System.ArgumentException("BandD color code provided is invalid.");
}
}
/// <summary>
/// <see cref="IResistorCalSvc.CalculateResistorValue(string, string, string, string)"/>
/// </summary>
/// <param name="bandAColor"></param>
/// <param name="bandBColor"></param>
/// <param name="bandCColor"></param>
/// <param name="bandDColor"></param>
/// <returns></returns>
public double CalculateResistorValue(string bandAColor, string bandBColor, string bandCColor, string bandDColor)
{
double ohmValue = -999;
if (ResistorColorCodeRepo.IsValidColor(Band.A, bandAColor) &&
ResistorColorCodeRepo.IsValidColor(Band.B, bandBColor) &&
ResistorColorCodeRepo.IsValidColor(Band.C, bandCColor))
{
ResistorColorModel bandA = ResistorColorCodeRepo.Find(bandAColor);
ResistorColorModel bandB = ResistorColorCodeRepo.Find(bandBColor);
ResistorColorModel bandC = ResistorColorCodeRepo.Find(bandCColor);
int digit1 = bandA.Digit.Value;
int digit2 = bandB.Digit.Value;
double multiplier = Math.Pow(10, bandC.Multiplier);
ohmValue = Convert.ToDouble(int.Parse(digit1.ToString() + digit2.ToString()) * multiplier);
}
else
{
throw new ArgumentException("One of the color code provided is invalid.");
}
return(ohmValue);
}
