class LocationsController < ApplicationController
  before_filter :authenticate_user!, :only => [:destroy, :edit, :export, :import, :index, :new, :update, :upload] if Object.const_defined?('Devise')
  before_filter :scope_location, :only => [:show, :edit, :update, :destroy]

  # Custom =========================================================================================
  def export
    headers["Content-Type"] = "application/x-excel"
    headers["Content-disposition"] = %{attachment; filename="locations.xls"}
    @locations = Location.all
    self.response_body = render :layout => false
  end

  def import
  end

  def upload
    if params[:upload].blank?
      flash[:error] = 'You must choose an import file.'
      render :action => 'import'
    else
      unless (errors = LocationImport.save(params[:upload])).blank?
        flash[:error] = (errors * '<br />').html_safe
      end

      flash[:notice] = 'File has been uploaded successfully.' unless flash[:error]
      redirect_to locations_path
    end
  end

  # CRUD ===========================================================================================
  def destroy
    @location.destroy
    flash[:notice] = 'Deleted location.'
    redirect_to locations_path
  end

  def edit
  end

  def index
    @locations = Location.all.order_by([params[:by] || :name, params[:dir] || :asc])
  end

  def new
    @location = Location.new
  end

  def show
  end

  def update
    if @location.update_attributes(params[:location])
      flash[:notice] = 'Updated location.'
      redirect_to locations_path
    else
      render :action => 'edit'
    end
  end

  private

  def scope_location
    @location = Location.find(params[:id])
  end
end