package notifyrender

import (
	"bytes"
	"html/template"

	"rocketgit.ru/rsmon/worker/app/models"
)

var (
	// ExpSubject provides functionality.
	ExpSubject *template.Template
	// ExpBody provides functionality.
	ExpBody *template.Template
	// ExpHTML provides functionality.
	ExpHTML *template.Template
)

func init() {
	ExpSubject = template.Must(template.New("exp_subject").Parse(`Скоро истекает {{.GetLabel}} ({{.KindLabel}}) по {{.Monitor.GetLabel}}`))
	// ExpBody provides functionality.
	ExpBody = template.Must(template.New("exp_body").Parse(`Монитор {{.Monitor.GetLabel}}
{{.Expires.Format "02.01.2006 15:04:05"}} истекает {{.GetLabel}} ({{.KindLabel}})
`))
	ExpHTML = template.Must(template.New("exp_html").Parse(`Монитор {{.Monitor.GetLabel}}
{{.Expires.Format "02.01.2006 15:04:05"}} истекает {{.GetLabel}} <strong>({{.KindLabel}})</strong>
`))
}

// TextExpires provides functionality.
func TextExpires(check *models.Check) (bytes.Buffer, bytes.Buffer, bytes.Buffer, bytes.Buffer) {
	var err error
	var subject, textBody, htmlBody bytes.Buffer

	err = ExpSubject.Execute(&subject, check)
	if err != nil {
		panic(err)
	}
	err = ExpBody.Execute(&textBody, check)
	if err != nil {
		panic(err)
	}
	err = ExpHTML.Execute(&htmlBody, check)
	if err != nil {
		panic(err)
	}
	return subject, textBody, textBody, htmlBody
}