import radio question success

Conflicts:

	Gemfile
	vendor/built_in_modules/survey/app/controllers/panel/survey/back_end/surveys_controller.rb

vendor/built_in_modules/survey/app/controllers/panel/survey/back_end/surveys_controller.rb

@@ -90,6 +90,41 @@ class Panel::Survey::BackEnd::SurveysController < OrbitBackendController
   end
 
   def import
+    @survey = ::Survey.find(params[:id])
+    @file = params[:file]
+    @chart_data, @survey_questions, @survey_answers = @survey.generate_chart_data
+
+    case File.extname(@file.original_filename)
+      when ".csv" then @spreadsheet = Roo::CSV.new(@file.path)
+      # when ".xls" then Excel.new(file.path, nil, :ignore)
+      # when ".xlsx" then Excelx.new(file.path, nil, :ignore)
+      else raise "Unknown file type: #{file.original_filename}"
+    end
+
+    @current_row = 2
+    @header = @spreadsheet.row(1)
+    
+    # (2..@spreadsheet.last_row).each do |i|
+    #   parse each row here 
+    # end
+
+    @survey.survey_answers.destroy
+    @survey_questions.each do |question|
+      case question.type
+      when ::SurveyQuestion::Radio, ::SurveyQuestion::Select
+        (@current_row..(@current_row + question.survey_question_options.count - 1)).each do |i|
+          (1..@spreadsheet.row(i)[1].to_i).each do   
+            @answer_model = @survey.survey_answers.new
+            @answer_model[question.id.to_s] = @spreadsheet.row(i)[0]
+            @answer_model.save!
+          end
+        end
+        @current_row = @current_row + question.survey_question_options.count - 1
+      else
+      end
+    end
+
+    redirect_to panel_survey_back_end_surveys_url, :notice => :success
   end
 
   def export