update multiple-choice-dropdown

rage · Aug 9, 2023 · 604f50e · 604f50e
1 parent 347d8b7
commit 604f50e
Showing 1 changed file with 22 additions and 3 deletions.
diff --git a/services/quizzes/src/grading/assessment/multiple-choice-dropdown.ts b/services/quizzes/src/grading/assessment/multiple-choice-dropdown.ts
@@ -11,12 +11,31 @@ const assessMultipleChoiceDropdown = (
     )
   }
 
-  const correct = quizItemAnswer.selectedOptionIds.length == 1
+  // No option was selected
+  if (quizItemAnswer.selectedOptionIds.length == 0) {
+    return {
+      quizItemId: quizItem.id,
+      correct: false,
+      correctnessCoefficient: 0,
+    }
+  }
+
+  const selectedOption = quizItemAnswer.selectedOptionIds[0]
+  const answer = quizItem.options.find((item) => item.id == selectedOption)
+
+  // Answer does not exist in quiz item
+  if (!answer) {
+    return {
+      quizItemId: quizItem.id,
+      correct: false,
+      correctnessCoefficient: 0,
+    }
+  }
 
   return {
     quizItemId: quizItem.id,
-    correct,
-    correctnessCoefficient: correct ? 1 : 0,
+    correct: answer.correct,
+    correctnessCoefficient: answer.correct ? 1 : 0,
   }
 }