public List <Tenant> GetTenantsByCriteria(string lastNameCriteria, string propertyAddress)
{
List <Tenant> tenants = new List <Tenant>();
List <char> lastNameInitials = new List <char>();
string[] lastNameCriteriaArray = lastNameCriteria.Split(',');
foreach (string part in lastNameCriteriaArray)
{
if (part.Contains("-"))
{
lastNameInitials.AddRange(GetCharactersFromRange(part));
}
else if (!lastNameInitials.Contains(char.Parse(part)))
{
lastNameInitials.Add((char.Parse(part)));
}
}
return(TenantData.GetTenantList().Where(t => lastNameInitials.Contains(char.Parse(t.LastName.Substring(0, 1)))).ToList <Tenant>());
// return tenants;
}
