package checker

import (
	"crypto/tls"
	"math"
	"time"

	"gitnet.fr/deblan/expiration-check/pkg/formatter"
	"gitnet.fr/deblan/expiration-check/pkg/model"
)

func CheckCertificate(domain string) *model.Result {
	conn, err := tls.Dial("tcp", formatter.ToDomainAndHttpPort(domain), nil)

	if err == nil {
		date := conn.ConnectionState().PeerCertificates[0].NotAfter

		result := model.NewResult(
			domain,
			math.Floor(date.Sub(time.Now()).Hours()/24),
			date.Format(time.DateTime),
		)

		return result
	}

	return model.NewResultFailed(domain)
}

func CheckCertificates(domains []string) []*model.Result {
	var values []*model.Result

	for _, domain := range domains {
		values = append(values, CheckCertificate(domain))
	}

	return values
}