summary page rebuild

app/controllers/quiz_controller.rb

@@ -10,9 +10,10 @@ class QuizController < ApplicationController
   end
 
   def update_answer
-    qid = answer_params[:question_id] || prep_status.current_question_id
-    @answer = prep_answer qid
-    send "process_#{prep_question(qid).input_type}"
+    @answer = prep_answer answer_params[:question_id]
+    send "process_#{prep_question(answer_params[:question_id]).input_type}"
+    route_remote and return if request.xhr?
+    route_answer
   end
 
   def summary
@@ -65,49 +66,50 @@ class QuizController < ApplicationController
       if @answer.errors.present?
         prep_status
         prep_question answer_params[:question_id]
-        flash[:answer_error] = answer_params[:question_id].to_i
+        flash[:error] = answer_params[:question_id].to_i
         render :question
       else
-        flash.delete(:answer_error)
         # TODO: change params.key? to submit = save/next/summary
-        # redirect_to :summary and return if params.key?(:update)
         redirect_to :saved and return if params.key?(:save)
         redirect_to :question
       end
     end
 
+    def route_remote
+      if @answer.errors.present?
+        render json: @answer.errors["answer"].to_json, status: 400
+      else
+        render json: { message: "Your answer has been updated successfully!" }.to_json
+      end
+    end
+
     def process_text
       @answer.update(answer: answer_params[:text],
                      saved: params.key?(:save),
                      submitted: params.key?(:submit))
-      route_answer
     end
 
     def process_radio
       @answer.update(answer: answer_params[:radio],
                      saved: params.key?(:save),
                      submitted: params.key?(:submit))
-      route_answer
     end
 
     def process_checkbox
       @answer.update(answer: answer_params[:checkbox],
                      saved: params.key?(:save),
                      submitted: params.key?(:submit))
-      route_answer
     end
 
     def process_live_code
       @answer.update(answer: answer_params[:live_code].to_h,
                      saved: params.key?(:save),
                      submitted: params.key?(:submit))
-      route_answer
     end
 
     def process_live_code_text
       @answer.update(answer: answer_params[:live_code_text].to_h,
                      saved: params.key?(:save),
                      submitted: params.key?(:submit))
-      route_answer
     end
 end