package main

import (

	"fmt"

	"github.com/chilts/sid"

	"github.com/kjk/betterguid"

	"github.com/oklog/ulid"

	"github.com/rs/xid"

	"github.com/satori/go.uuid"

	"github.com/segmentio/ksuid"

	"github.com/sony/sonyflake"

	"log"

	"math/rand"

	"time"

)

func genXid() {

	id := xid.New()

	fmt.Printf("github.com/rs/xid:           %s\n", id.String())

}

func genKsuid() {

	id := ksuid.New()

	fmt.Printf("github.com/segmentio/ksuid:  %s\n", id.String())

}

func genBetterGUID() {

	id := betterguid.New()

	fmt.Printf("github.com/kjk/betterguid:   %s\n", id)

}

func genUlid() {

	t := time.Now().UTC()

	entropy := rand.New(rand.NewSource(t.UnixNano()))

	id := ulid.MustNew(ulid.Timestamp(t), entropy)

	fmt.Printf("github.com/oklog/ulid:       %s\n", id.String())

}

func genSonyflake() {

	flake := sonyflake.NewSonyflake(sonyflake.Settings{})

	id, err := flake.NextID()

	if err != nil {

		log.Fatalf("flake.NextID() failed with %s\n", err)

	}

	fmt.Printf("github.com/sony/sonyflake:   %x\n", id)

}

func genSid() {

	id := sid.Id()

	fmt.Printf("github.com/chilts/sid:       %s\n", id)

}

func genUUIDv4() {

	id,err := uuid.NewV4()

	if err != nil {

		fmt.Printf("get uuid error [%s]",err)

	}

	fmt.Printf("github.com/satori/go.uuid:   %s\n", id)

}

func main() {

	genXid()

	genKsuid()

	genBetterGUID()

	genUlid()

	genSonyflake()

	genSid()

	genUUIDv4()

}