/// <summary>
/// Validate the VIN.
/// </summary>
private bool IsLegal()
{
bool isLegal = true;
if (this.vinBox.Text.Length == 17)
{
this.prompt.Text = "The VIN is 17 characters long. Good!";
}
else
{
this.prompt.Text = $"The VIN must be 17 characters long. This is {this.vinBox.Text.Length}.";
isLegal = false;
}
if (VinForm.IsAlphaNumeric(this.vinBox.Text))
{
this.prompt2.Text = "The VIN contains only letters and numbers. Good!";
}
else
{
this.prompt2.Text = "The VIN must contain only letters and numbers.";
isLegal = false;
}
return(isLegal);
}
/// <summary>
/// Validate the VIN.
/// </summary>
private bool IsLegal()
{
if (this.vinBox.Text.Length != 17)
{
this.prompt.Text = $"The VIN must be 17 characters long! This is {this.vinBox.Text.Length}.";
return(false);
}
if (!VinForm.IsAlphaNumeric(this.vinBox.Text))
{
this.prompt.Text = "The VIN must contain only letters and numbers.";
return(false);
}
this.vinBox.Text = this.vinBox.Text.ToUpper();
if (IsVinChecksumOK(this.vinBox.Text))
{
this.prompt.Text = "The VIN is valid. Good!";
return(true);
}
return(false);
}