#41

backend/app/controllers/gekanator_games_controller.rb

@@ -27,12 +27,11 @@ class GekanatorGamesController < ApplicationController
     game = GekanatorGame.find_by(id: params[:id])
     return head :not_found unless game
 
-    asked_ids = Array(game.answers).filter_map { |answer|
-      answer['questionId'] || answer[:questionId]
-    }
+    asked_ids = Array(game.answers).filter_map { |answer| answer_question_id(answer) }
     existing_example_ids =
         GekanatorQuestionExample.where(post_id: game.correct_post_id)
                                 .select(:gekanator_question_id)
+    # Direct examples only for now; post_similarity-based expansion is deferred.
     questions =
         GekanatorQuestion
         .accepted
@@ -64,7 +63,7 @@ class GekanatorGamesController < ApplicationController
 
     answers = answer_params.map { |answer|
       {
-        question_id: answer.require(:question_id),
+        question_id: answer.require(:question_id).to_i,
         answer: answer.require(:answer)
       }
     }
@@ -107,4 +106,13 @@ class GekanatorGamesController < ApplicationController
       priority_weight: question.priority_weight
     }
   end
+
+  def answer_question_id answer
+    value = if answer.is_a?(Hash)
+      answer['question_id'].presence || answer[:question_id].presence ||
+        answer['questionId'].presence || answer[:questionId].presence
+    end
+
+    value&.to_s
+  end
 end