email

type EmailInterface interface {
	AddAttachUrl(key, val string) EmailInterface
	AddInlineUrl(key, val string) EmailInterface
	SetTitle(title string) EmailInterface
	SetContent(content string) EmailInterface
	SetContentType(contentType string) EmailInterface
	AddEmailAddress(mail []string) EmailInterface
	AddCcEmailAddress(mail []string) EmailInterface
	AddBccEmailAddress(mail []string) EmailInterface
	SetHttpClient(client *http.Client) EmailInterface
	AddHeader(key, val string) EmailInterface
	AppointmentTime(t time.Time) EmailInterface
	Send() (err error)
}

type MailSmtpConf struct {
	User, Password, Host string
}