package auth

import (
	"net/http"

	"codeberg.org/pronounscc/pronouns.cc/backend/common"
	"codeberg.org/pronounscc/pronouns.cc/backend/db"
	"codeberg.org/pronounscc/pronouns.cc/backend/log"
	"codeberg.org/pronounscc/pronouns.cc/backend/server"
	"emperror.dev/errors"
	"github.com/go-chi/render"
)

type EmailResponse struct {
	ID        common.EmailID `json:"id"`
	Email     string         `json:"email"`
	Confirmed bool           `json:"confirmed"`
}

func dbEmailToResponse(e db.UserEmail) EmailResponse {
	return EmailResponse{
		ID:        e.ID,
		Email:     e.EmailAddress,
		Confirmed: e.Confirmed,
	}
}

func (s *Server) getEmails(w http.ResponseWriter, r *http.Request) error {
	ctx := r.Context()
	claims, _ := server.ClaimsFromContext(ctx)
	if claims.APIToken {
		return server.APIError{Code: server.ErrMissingPermissions, Details: "This endpoint cannot be used by API tokens"}
	}

	u, err := s.DB.User(ctx, claims.UserID)
	if err != nil {
		// this should never fail
		log.Errorf("getting user: %v", err)
		return errors.Wrap(err, "getting user")
	}

	emails, err := s.DB.UserEmails(ctx, u.SnowflakeID)
	if err != nil {
		log.Errorf("getting user emails: %v", err)
		return errors.Wrap(err, "getting user emails")
	}

	out := make([]EmailResponse, len(emails))
	for i := range emails {
		out[i] = dbEmailToResponse(emails[i])
	}

	render.JSON(w, r, out)
	return nil
}