public static string NewUniqueCode(int userID, int employeeID, int bussinessID, string table, int length = 9, string prefix = "450")
{
var result = "";
while (true)
{
var ean13 = new Ean13();
ean13.CountryCode = String.IsNullOrEmpty(prefix) ? SKtimeManagement.Functions.RandomNumberString(2) : prefix;
ean13.ManufacturerCode = SKtimeManagement.Functions.RandomNumberString(Convert.ToInt32(Math.Floor(length / 2.0)));
ean13.ProductCode = SKtimeManagement.Functions.RandomNumberString(Convert.ToInt32(Math.Ceiling(length / 2.0)));
ean13.CalculateChecksumDigit();
result = String.Format("{0}{1}{2}{3}", ean13.CountryCode, ean13.ManufacturerCode, ean13.ProductCode, ean13.ChecksumDigit);
if (!CodeExist(userID, employeeID, bussinessID, result, table))
{
break;
}
}
return(result);
}
public static string BarcodeImage(this string code)
{
if (code.Length == 13)
{
var ean13 = new Ean13();
ean13.CountryCode = code.Substring(0, 3);
ean13.ManufacturerCode = code.Substring(3, 4);
ean13.ProductCode = code.Substring(7, 5);
ean13.ChecksumDigit = code.Substring(12, 1);
System.Drawing.Bitmap bmp = ean13.CreateBitmap();
using (MemoryStream ms = new MemoryStream())
{
bmp.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
byte[] byteImage = ms.ToArray();
Convert.ToBase64String(byteImage);
return("data:image/png;base64," + Convert.ToBase64String(byteImage));
}
}
if (code.Length == 14)
{
var ean13 = new Ean13();
ean13.CountryCode = code.Substring(0, 3);
ean13.ManufacturerCode = code.Substring(3, 5);
ean13.ProductCode = code.Substring(8, 5);
ean13.ChecksumDigit = code.Substring(13, 1);
ean13.Scale = 1.5f;
System.Drawing.Bitmap bmp = ean13.CreateBitmap();
using (MemoryStream ms = new MemoryStream())
{
bmp.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
byte[] byteImage = ms.ToArray();
Convert.ToBase64String(byteImage);
return("data:image/png;base64," + Convert.ToBase64String(byteImage));
}
}
return(null);
}
