skill-assessment-app/app/controllers/admin/question_controller.rb

module Admin
  class QuestionController < AdminController
    def index
      @questions = Question.includes(:quiz).order("quizzes.name", { active: :desc }, :sort)
    end

    def new
      @question = Question.new(active: true)
      @quizzes = Quiz.all
    end

    def create
      @quizzes = Quiz.all
      @question = Question.create(question_params)

      if @question.persisted?
        redirect_to admin_questions_path, flash: { notice: "Sucessfully created question" }
      else
        flash[:error] = "Failed to save question."
        render :new
      end
    end

    def view
      @question = Question.includes(:quiz).find(params[:question_id])
    end

    def edit
      @quizzes = Quiz.all
      @question = Question.includes(:quiz).find(params[:question_id])
    end

    def update
      @quizzes = Quiz.all
      @question = Question.find(params[:question_id])

      if @question.update_attributes(question_params)
        redirect_to admin_question_path(@question.to_i),
                    flash: { notice: "Sucessfully updated question" }
      else
        flash[:error] = "Failed to update question."
        render :edit
      end
    end

    private

      def question_params
        params.require(:question).permit(:quiz_id, :question, :category, :input_type, :input_options, :sort)
      end
  end
end