uuidGenerator.go

package controllers

import (
	"crypto/rand"
	"fmt"
)

// UUID generates 16 bytes unique string (NOT RFC4122 compliant)
func UUID() (uuid string) {

	b := make([]byte, 16)
	_, err := rand.Read(b)
	if err != nil {
		fmt.Println("Error: ", err)
		return
	}

	uuid = fmt.Sprintf("%X-%X-%X-%X-%X", b[0:4], b[4:6], b[6:8], b[8:10], b[10:])

	return uuid
}