public dtoItemWeightSettings VerifySettings(dtoItemWeightSettings settings)
{
if (settings.Error == DssError.None)
{
switch (settings.RatingType)
{
case RatingType.simple:
TemplateRatingValue item = Service.RatingValueGet(settings.IdRatingValue);
if (item != null)
{
if (item.IsFuzzy)
{
TriangularFuzzyNumber fValue = null;
if (TriangularFuzzyNumber.TryParse(item.FuzzyValue, out fValue))
{
settings.Weight = fValue.CenterOfGravity;
settings.WeightFuzzy = item.FuzzyValue;
}
else
{
settings.Error = DssError.InvalidWeight;
}
}
else
{
settings.Weight = item.Value;
}
}
else
{
settings.Error = DssError.InvalidWeight;
}
break;
case RatingType.intermediateValues:
TemplateRatingValue fromValue = Service.RatingValueGet(settings.IdRatingValue);
TemplateRatingValue toValue = Service.RatingValueGet(settings.IdRatingValueEnd);
if (fromValue != null && toValue != null)
{
if (fromValue.IsFuzzy)
{
try{
TriangularFuzzyNumber fValue = TriangularFuzzyNumber.Intermediate(TriangularFuzzyNumber.Parse(fromValue.FuzzyValue), TriangularFuzzyNumber.Parse(toValue.FuzzyValue));
settings.Weight = fValue.CenterOfGravity;
settings.WeightFuzzy = fValue.ToString();
}
catch (Exception ex)
{
settings.Error = DssError.InvalidWeight;
}
}
else
{
settings.Weight = ((fromValue.Value + toValue.Value) / 2);
}
}
else
{
settings.Error = DssError.InvalidWeight;
}
break;
}
}
return(settings);
}
