package dethnote

import (
	"bytes"
	"fmt"
	"net/http"

	"git.kirsle.net/apps/dethnote/src/vault"
	"github.com/gorilla/mux"
)

// VerifyHandler is the callback when a user verifies their email.
func (s *Server) VerifyHandler(w http.ResponseWriter, r *http.Request) {
	vars := mux.Vars(r)
	token := vars["token"]
	path := vars["path"]
	_, _ = token, path
}

// SendVerificationEmail sends a verification email.
func (s *Server) SendVerificationEmail(r *http.Request, m *vault.Message) error {
	base := URLBase(r)
	hashPath := vault.HashToFilename(m.PasswordHash)

	v := map[string]interface{}{
		"Subject": "Verify Your Email",
		"VerifyLink": fmt.Sprintf("%s/verify/%s/%s",
			base,
			m.VerifyToken,
			hashPath,
		),
		"DeleteLink": fmt.Sprintf("%s/delete/%s",
			base,
			hashPath,
		),
	}

	html := bytes.NewBuffer([]byte{})
	s.Template(html, "mail/verify-email.gohtml", v)

	err := s.SendMail(Mail{
		From:    "noreply@kirsle.net", // TODO
		To:      m.Email,
		Subject: v["Subject"].(string),
		HTML:    html.String(),
	})
	return err
}