/// <inheritdoc/>
public IEnumerable <ValidationResult> Validate(ValidationContext validationContext)
{
var results = new List <ValidationResult>();
bool isProportion = (TakeStyle == TakeFromFilterStyle.TakeProportion || TakeStyle == TakeFromFilterStyle.SkipProportion);
if (Value == 0)
{
string[] memberNames = new string[] { "Invalid value to take from filter" };
results.Add(new ValidationResult($"Provide a {((isProportion)?"proportion":"number of individuals")} greater than 0 for [f={Name}] in [f={(Parent as CLEMModel).NameWithParent}]", memberNames));
}
if (isProportion)
{
if (Value > 1)
{
bool isTake = (TakeStyle.ToString().Contains("Take"));
string[] memberNames = new string[] { $"Invalid proportion to {(isTake?"take":"skip")} from filter" };
results.Add(new ValidationResult($"The proportion to {(isTake ? "take" : "skip")} from [f={Name}] in [f={(Parent as CLEMModel).NameWithParent}] must be less than or equal to 1", memberNames));
}
}
return(results);
}
private string takeString(bool htmltags)
{
using (StringWriter takeWriter = new StringWriter())
{
string cssSet = "";
string cssError = "";
string cssClose = "";
if (htmltags)
{
cssSet = "<span class = \"filterset\">";
cssError = "<span class = \"filtererror\">";
cssClose = "</span>";
}
bool isTake = (TakeStyle.ToString().Contains("Take"));
bool isIndividuals = (TakeStyle == TakeFromFilterStyle.TakeIndividuals || TakeStyle == TakeFromFilterStyle.SkipIndividuals);
takeWriter.Write((isTake)?$"Take: ": "Skip: ");
string errorString = "";
if (Value < 0 || (isIndividuals & Value > 1))
{
errorString = "Invalid";
}
if (errorString != "")
{
takeWriter.Write($"{cssError}{errorString}{cssClose}");
}
else
{
takeWriter.Write(cssSet);
takeWriter.Write((!isIndividuals ? Value.ToString("P0") : $"{Convert.ToInt32(Value)}"));
takeWriter.Write(cssClose);
takeWriter.WriteLine(((!isIndividuals) ? "" : " individuals"));
}
return(takeWriter.ToString());
}
}