clarion/app/controllers/management/events_controller.rb

module Management
  class EventsController < ManagementController
    def index
      @conference = find_conference
      @filters = params[:filters] || {}
      @events = EventSearch.new(scope: Event.where(conference: @conference).eager_load(:proposition, :proposer, :track, :event_type), filters: params[:filters]).results
      # @events = @conference.events.order(:title).includes(:proposition, :proposer, :track, :event_type)
    end

    def show
      @conference = find_conference
      @event = @conference.events.find(params[:id])
    end

    def edit
      @conference = find_conference
      @event = @conference.events.find(params[:id])
    end

    def update
      @conference = find_conference
      @event = @conference.events.find(params[:id])

      if @event.update(event_params)
        flash[:notice] = 'Event was successfully updated.'
        redirect_to [:management, @conference, @event]
      else
        render action: 'edit'
      end
    end

    def conflicts
      @conference = find_conference
      @event = @conference.events.find(params[:id])
      @conflicts = @event.conflict_counts
    end

    def destroy
      @conference = find_conference
      @event = @conference.events.find(params[:id])
      @event.destroy

      redirect_to action: :index
    end

    private

    def find_conference
      Conference.find(params[:conference_id])
    end

    def event_params
      params.require(:event).permit(
                                    :title,
                                    :subtitle,
                                    :length,
                                    :language,
                                    :abstract,
                                    :description,
                                    :notes,
                                    :track_id,
                                    :event_type_id,
                                    participations_attributes: [
                                                                :id,
                                                                :participant_id,
                                                                :approved,
                                                                :_destroy
                                                               ]
                                   )
    end
  end
end