class EventsController < ApplicationController
  include PinnedToDefaultLocale

  # Private
  
  before_action :login_required
  
  layout 'admin'
  
  # GET /events
  # GET /events.xml
  def index
    scope = Event.order(Arel.sql("start_time DESC NULLS LAST"))
    scope = scope.merge(Event.editor_search(params[:q])) if params[:q].present?

    respond_to do |format|
      format.html { @events = scope.paginate(:page => params[:page], :per_page => 25) }
      format.xml  { render :xml => scope }
    end
  end

  # GET /events/1
  # GET /events/1.xml
  def show
    @event = Event.find(params[:id])
    @return_to = params[:return_to] || events_path

    respond_to do |format|
      format.html # show.html.erb
      format.xml  { render :xml => @event }
    end
  end

  # GET /events/new
  # GET /events/new.xml
  def new
    @event = Event.new(
      node_id:  params[:node_id],
      tag_list: params[:tag_list]
    )

    if params[:tag_list].present? && params[:auto_tag_source].present?
      flash.now[:notice] = t("flash.events.tag_prefilled", :tag => params[:tag_list], :source => params[:auto_tag_source])
    end

    respond_to do |format|
      format.html # new.html.erb
      format.xml  { render :xml => @event }
    end
  end

  # GET /events/1/edit
  def edit
    @event = Event.find(params[:id])
    @return_to = params[:return_to] || events_path
  end

  # POST /events
  # POST /events.xml
  def create
    @event = Event.new(event_params)

    respond_to do |format|
      if @event.save_witnessed(:actor => current_user)
        flash[:notice] = t("flash.events.created")
        format.html { redirect_to(safe_return_to(params[:return_to] || (@event.node ? edit_node_path(@event.node) : edit_event_path(@event)))) }
        format.xml  { render :xml => @event, :status => :created, :location => @event }
      else
        format.html { render :action => "new" }
        format.xml  { render :xml => @event.errors, :status => :unprocessable_entity }
      end
    end
  end

  # PUT /events/1
  # PUT /events/1.xml
  def update
    @event = Event.find(params[:id])

    respond_to do |format|
      if @event.update_witnessed(event_params, :actor => current_user)
        flash[:notice] = t("flash.events.updated")
        format.html { redirect_to(safe_return_to(params[:return_to] || events_path)) }
        format.xml  { head :ok }
      else
        format.html { render :action => "edit" }
        format.xml  { render :xml => @event.errors, :status => :unprocessable_entity }
      end
    end
  end

  # DELETE /events/1
  # DELETE /events/1.xml
  def destroy
    @event = Event.find(params[:id])
    @event.destroy_witnessed(:actor => current_user)

    respond_to do |format|
      format.html { redirect_to(events_url) }
      format.xml  { head :ok }
    end
  end

  private

    def event_params
      params.require(:event).permit(:title, :description, :start_time, :end_time, :rrule, :allday, :url, :latitude, :longitude, :node_id, :location, :tag_list)
    end
end