package services

import (
	cfg "mailsrv/config"
	"mailsrv/mail"

	"github.com/go-kit/kit/log"
	"github.com/go-kit/kit/log/level"
	"net/smtp"
)

type Sender struct {
	SMTPConfig cfg.SMTPConfig
	logger     log.Logger
	// fetch this directory to collect `.json` e-mail format
	OutboxPath string
}

func NewSender(logger log.Logger, config cfg.SMTPConfig, outboxPath string) Sender {
	logger = log.With(logger, "actor", "sender")
	return Sender{
		SMTPConfig: config,
		logger:     logger,
		OutboxPath: outboxPath,
	}
}

func (s Sender) SendMail(email mail.Email) error {
	auth := smtp.PlainAuth("", s.SMTPConfig.User, s.SMTPConfig.Password, s.SMTPConfig.Url)
	s.logger.Log("action", "authentication succeed")

	if err := smtp.SendMail(s.SMTPConfig.GetFullUrl(), auth, email.Sender, email.Receivers, email.Generate()); err != nil {
		level.Error(s.logger).Log("msg", "error while sending email", "err", err)
		return err
	}

	s.logger.Log("msg", "mail send successfully")
	return nil
}