public string this[string columnName]
{
get
{
return(columnName switch
{
"ShortName" when string.IsNullOrEmpty(ShortName.Trim()) => "Short Name can't be empty",
"LongName" when string.IsNullOrEmpty(LongName.Trim()) => "Long Name can't be empty",
"Age" when Age < 18 || Age > 100 => "Age must be between [18, 100]",
"Height" when Height < 100 || Height > 300 => "Height must be between [100, 300]",
"Weight" when Weight < 40 || Weight > 200 => "Weight must be between [40, 200]",
"Club" when string.IsNullOrEmpty(Club.Trim()) => "Club can't be empty",
"Nationality" when string.IsNullOrEmpty(Nationality.Trim()) => "Nationality can't be empty",
"Overall" when Overall < 0 || Overall > 100 => "Overall must be between [0, 100]",
"Potential" when Potential < 0 || Potential > 100 => "Potential must be between [0, 100]",
"SofifaID" when SofifaID < 0 => "SofifaID can't be negative",
"PlayerURL" when string.IsNullOrEmpty(PlayerURL.Trim()) => "Player URL can't be empty",
_ => null
});
/// <summary>
/// Prints out the name, long name first, if it is null then it tries short name.
/// </summary>
/// <returns></returns>
public override string ToString()
{
return(LongName != null
? LongName.Trim(new char[] { '\0' })
: ShortName.Trim(new char[] { '\0' }));
}