package photo

import (
	"net/http"
	"strconv"
	"strings"

	"code.nonshy.com/nonshy/website/pkg/models"
	"code.nonshy.com/nonshy/website/pkg/session"
	"code.nonshy.com/nonshy/website/pkg/templates"
)

// User endpoint to flag other photos as explicit on their behalf.
func MarkPhotoExplicit() http.HandlerFunc {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		var (
			photoID uint64
			next    = r.FormValue("next")
		)

		if !strings.HasPrefix(next, "/") {
			next = "/"
		}

		// Get current user.
		currentUser, err := session.CurrentUser(r)
		if err != nil {
			session.FlashError(w, r, "Failed to get current user: %s", err)
			templates.Redirect(w, "/")
			return
		}

		if idInt, err := strconv.Atoi(r.FormValue("photo_id")); err == nil {
			photoID = uint64(idInt)
		} else {
			session.FlashError(w, r, "Invalid or missing photo_id parameter: %s", err)
			templates.Redirect(w, next)
			return
		}

		// Get this photo.
		photo, err := models.GetPhoto(photoID)
		if err != nil {
			session.FlashError(w, r, "Didn't find photo ID in database: %s", err)
			templates.Redirect(w, next)
			return
		}

		photo.Explicit = true
		if err := photo.Save(); err != nil {
			session.FlashError(w, r, "Couldn't save photo: %s", err)
		} else {
			session.Flash(w, r, "Marked photo as Explicit!")
		}

		// Log the change.
		models.LogUpdated(&models.User{ID: photo.UserID}, currentUser, "photos", photo.ID, "Marked explicit by admin action.", []models.FieldDiff{
			models.NewFieldDiff("Explicit", false, true),
		})

		templates.Redirect(w, next)
	})
}