private bool FixOrValidatePubTEK(PublishTekArgs args)
{
// If a 6 digit code has been send no LuhnModN validation is possible at this point. Just add the check code and return valid.
if (args.GGDKey.Length == OldGGDKeyLength)
{
args.GGDKey = _lLuhnModNGenerator.CalculateCheckCode(args.GGDKey);
return(true);
}
// Else the code should be 7 digits and validated.
return(args.GGDKey.Length == ValidGGDKeyLength && _luhnModNValidator.Validate(args.GGDKey));
}
public string[] Validate(PublishTekArgs args)
{
if (args == null)
{
return(new[] { "Args is null." });
}
var errors = new List <string>();
// The PubTEK key cannot be empty
if (string.IsNullOrWhiteSpace(args.GGDKey))
{
return(new[] { "PubTEK key is null or empty." });
}
// The PubTEK key should be 6 or 7 characters in length
if (args.GGDKey.Length != _luhnModNValidator.Config.ValueLength && args.GGDKey.Length != _luhnModNValidator.Config.ValueLength - 1)
{
return(new[] { "PubTEK key has incorrect length." });
}
// The PubTEK key should only have character from the given set
if (args.GGDKey.Any(x => !_luhnModNValidator.Config.CharacterSet.Contains(x)))
{
return(new[] { "PubTEK key contains invalid character." });
}
// The PubTEK key should be validated for LuhnModN algorithm when it has 7 characters
if (args.GGDKey.Length == _luhnModNValidator.Config.ValueLength && !_luhnModNValidator.Validate(args.GGDKey))
{
return(new[] { "PubTEK key validation for LuhnModN failed." });
}
//Should be a date only without time.
args.SelectedDate = args.SelectedDate?.Date;
if (!args.Symptomatic && (_dateTimeProvider.Snapshot.Date.AddDays(-30) > args.SelectedDate?.Date || args.SelectedDate?.Date > _dateTimeProvider.Snapshot.Date))
{
errors.Add($"Selected date out of range - {args.SelectedDate}.");
}
return(errors.ToArray());
}