class Crawlers::CoursesCrawlerController < Crawlers::TissCrawlerController

  def show_basic
    params[:api] = '/api/search/course/v1.0/quickSearch'
    params[:search_parameter] = 'searchterm'
    puts params[:search_context]
    @host = TissCrawler.get_host

    # TissCrawler performs general search over the available courses
    @courses = TissCrawler.search(params)
  end

  def show_detail
    params[:api] = '/api/course/'
    if (params[:number] || params[:semester]) == nil
      regex = params[:detail_url].match(/courseNr=(?<number>\S{6})/)
      params[:number] = regex[:number]
      regex = params[:detail_url].match(/semester=(?<semester>\d{4}[SW])/)
      params[:semester] = regex[:semester]
    end

    puts params

    # TissCrawler fetches the course's detail information
    @course = TissCrawler.get_course_details(params)
    puts @course

    # Get all the org ids into one array
    @lecturers_oid = @course['lecturers']['oid']
    @lecturers_names = []

    puts @lecturers_oid

    if @lecturers_oid != nil
      if @lecturers_oid.is_a?(Array)
        # In case @lecturers_oid contains multiple items
        @lecturers_oid.each do |item|
          # For each org id get the associated name
          puts TissCrawler.get_oid_name(item)
          @lecturers_names << (TissCrawler.get_oid_name(item))
        end
      else
        # In case @lecturers_oid only contains one item
        @lecturers_names << (TissCrawler.get_oid_name(@lecturers_oid))
      end
    end

    # Host is needed for image rendering
    @host = TissCrawler.get_host
  end

  def add_to_fav
    params[:api] = '/api/course/'

    @course = TissCrawler.get_course_details(params)

    # create stores the object to the db after creation
    favorite_hash = {number: @course['courseNumber'],
                     semester: @course['semesterCode'],
                     title: @course['title']['de'],
                     # the user who is currently active
                     user_id: current_user.id}
    if FavoriteCourse.create(favorite_hash).valid?
      FavoriteCourse.create(favorite_hash)
      flash[:alert] = 'Course added to your favorites!'
    else
      flash[:alert] = 'Course is already favorited!'
    end
    redirect_back(fallback_location: search)
  end

end