public File Update(int valueId, int id, File value)
{
//Mimic DB exception thrown by no record found
if (Files.All(x => x.ValueId == valueId && x.Id != id))
{
throw new NotFoundException();
}
var dbValue = Files.Find(x => x.ValueId == valueId && x.Id == id);
dbValue.Stream = value.Stream;
return(dbValue);
}
public File Add(int valueId, File value)
{
value.Id = Files.Max(x => x.Id) + 1;
Files.Add(value);
return(value);
}