package forum

import (
	"net/http"

	"git.kirsle.net/apps/gosocial/pkg/config"
	"git.kirsle.net/apps/gosocial/pkg/models"
	"git.kirsle.net/apps/gosocial/pkg/session"
	"git.kirsle.net/apps/gosocial/pkg/templates"
)

// Manage page for forums -- admin only for now but may open up later.
func Manage() http.HandlerFunc {
	tmpl := templates.Must("forum/admin.html")
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		// Get the current user.
		currentUser, err := session.CurrentUser(r)
		if err != nil {
			session.FlashError(w, r, "Couldn't get current user: %s", err)
			templates.Redirect(w, "/")
			return
		}

		// Get forums the user owns or can manage.
		var pager = &models.Pagination{
			Page:    1,
			PerPage: config.PageSizeForumAdmin,
			Sort:    "updated_at desc",
		}
		pager.ParsePage(r)

		forums, err := models.PaginateOwnedForums(currentUser.ID, currentUser.IsAdmin, pager)
		if err != nil {
			session.FlashError(w, r, "Couldn't paginate owned forums: %s", err)
			templates.Redirect(w, "/")
			return
		}

		var vars = map[string]interface{}{
			"Pager":  pager,
			"Forums": forums,
		}
		if err := tmpl.Execute(w, r, vars); err != nil {
			http.Error(w, err.Error(), http.StatusInternalServerError)
			return
		}
	})
}