package utils

import (
	"math/rand"
	"net/http"
	"strings"
	"time"
)

func MakeBearer(lenth int) string {
	charlist := "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
	t := make([]string, lenth)
	rand.Seed(time.Now().UnixNano() + int64(lenth) + rand.Int63n(10000))
	for i := 0; i < lenth; i++ {
		rn := rand.Intn(len(charlist))
		w := charlist[rn : rn+1]
		t = append(t, w)
	}

	token := strings.Join(t, "")
	return token
}

func GetTokenRequestHttp(r *http.Request) string {
	var tk string
	auth := r.Header.Get("Authorization")
	al := strings.Split(auth, " ")

	if len(al) > 1 {
		tk = al[1]
	} else if len(al) == 1 {
		if al[0] != "" {
			tk = al[0]
		}
	}
	return tk
}