barcodes/main.go

50 lines
1.1 KiB
Go

package main
import (
"flag"
"fmt"
"image/png"
"os"
"github.com/boombuler/barcode"
"git.fjla.uk/fred.boniface/barcodes/generation"
"git.fjla.uk/fred.boniface/barcodes/validation"
)
func main() {
barcodeType := flag.String("type", "", "Barcode type (aztec, codabar, code93, code128, qr)")
content := flag.String("content", "", "Barcode content")
flag.Parse()
if *barcodeType == "" || *content == "" {
fmt.Println("Usage: ./barcodes --type <barcode_type> --content <content>")
return
}
fmt.Printf("Barcode Type: %s\n", *barcodeType)
fmt.Printf("Barcode Content: %s\n", *content)
validation.Validate(*content, *barcodeType)
parameters := generation.Parameters{
Format: generation.BarcodeType(*barcodeType),
ECCLevel: generation.ECCLevel(3),
Content: *content,
}
generated_barcode, err := generation.Generate(parameters)
if err != nil {
fmt.Println("Error: ", err)
os.Exit(1)
}
generated_barcode, _ = barcode.Scale(generated_barcode, 200, 200)
file, _ := os.Create("barcode.png")
defer file.Close()
png.Encode(file, generated_barcode)
}