circuits_controller.rb

class CircuitsController < ApplicationController
  layout 'circuit_landing_page'
  skip_before_filter :authenticate_user!
  before_filter :set_programs, only: :show
  respond_to :html

  CIRCUIT_PROGRAM_IDS = {
    'web-design-circuit' => 3689,
    'data-analysis-circuit' => 4105
  }

  def show
    @cwe_instances = @cwe_program.instances.published.select(&:display_in_listing?).sort_by(&:starts)
    @instances = @program.instances.published.select(&:display_in_listing?).sort_by(&:starts)
    @online_metro = Metro.find_by_name "Online"
    set_program_metas(@program, circuit_landing_page_url(slug: @program.slug), @program.meta_data.try(:[], 'title'))
    render template: "circuits/#{template_name}"
  end

  def enroll
    # NOTE: Because of the hacky way we are currently doing Circuits
    # self-enrollment, we do not want to capture the cwe instance id
    # on the lead and would prefer to just capture the correct program.
    # (Max 05/29/15)
    @lead = Lead.new(params[:lead].except(:cwe_instance_id))
    if @lead.save
      redirect_to instance_landing_page_path(params[:lead][:program_id], 'online', params[:lead][:cwe_instance_id])
    else
      redirect_to :back, notice: "Hey, sorry something went wrong. :( Try again."
    end
  end

  private

  def set_programs
    @program = Program.friendly.find(params[:slug]) || not_found
    @cwe_program = Program.find(CIRCUIT_PROGRAM_IDS[@program.slug])
  end

  def template_name
    if @program.landing_page_template.present?
      @program.landing_page_template
    else
      @program.title.parameterize('_')
    end
  end

  def set_program_metas(program, canonical, title=nil)
    set_metas(
      title: title || "#{program.title} | #{program.domains.first} #{program.format.titleize}",
      description: (program.meta_data.present? ? program.meta_data['description'] : nil) || program.overview,
      og_title: program.title,
      og_image: program.default_image.url,
      twitter_title: program.title,
      twitter_description: program.overview,
      twitter_image: program.default_image.url,
      canonical: canonical
    )
  end
end