module Admin
  class PhotosController < Admin::AdminController
    before_filter :categories

    def index
      @photos = Photo.paginate(page: params[:page], per_page: 16)
    end

    def new
      @photo = Photo.new
    end

    def edit
      @photo = Photo.find(params[:id])
    end

    def update
      @photo = Photo.find(params[:id])

      if @photo.update_attributes(permitted_params)
        redirect_to admin_photos_path, notice: 'Photo was successfully updated.'
      else
        render :edit
      end
    end

    def create
      @photo = Photo.new(permitted_params)

      if @photo.save
        redirect_to admin_photos_path, notice: 'Photo was successfully added.'
      else
        render :edit
      end
    end

    def destroy
      @photo = Photo.find(params[:id])
      @photo.destroy

      redirect_to :back, notice: 'Photo was deleted.'
    end

    private

    def categories
      @categories = Category.all
    end

    def permitted_params
      params.require(:photo).permit(:image, :title, :description, :flickr_url, :featured,
                                    :enabled, :taken_at, category_ids: [])
    end
  end
end