class FavoritesController < ApplicationController
  helper_method :sort_column, :sort_direction

  def people
    @favorite_people = FavoritePerson.where('user_id': current_user.id)
                           .order(sort_column + " " + sort_direction)
    @host = 'https://tiss.tuwien.ac.at'
  end

  def delete_person
    FavoritePerson.find_by_tiss_id(params[:tiss_id]).destroy
    redirect_back(fallback_location: people)
  end

  def courses
    @favorite_courses = FavoriteCourse.where('user_id': current_user.id)
                            .order(sort_column + " " + sort_direction)
    @host = 'https://tiss.tuwien.ac.at'
  end

  def delete_course
    FavoriteCourse.find_by(number: params[:number], semester: params[:semester]).destroy
    redirect_back(fallback_location: courses)
  end

  def theses
    @favorite_theses = FavoriteThesis.where('user_id': current_user.id)
                           .order(sort_column + " " + sort_direction)
    @host = 'https://tiss.tuwien.ac.at'
  end

  def delete_thesis
    FavoriteThesis.find_by(id: params[:id]).destroy
    redirect_back(fallback_location: theses)
  end

  def projects
    @favorite_projects = FavoriteProject.where('user_id': current_user.id)
                             .order(sort_column + " " + sort_direction)
    @host = 'https://tiss.tuwien.ac.at'
  end

  def delete_project
    FavoriteProject.find_by(id: params[:id]).destroy
    redirect_back(fallback_location: projects)
  end

  private

  def sort_column
    params[:sort] || ''
  end

  def sort_direction
    params[:direction] || ''
  end
end