fix: SettingTextField radiogroup bug

src/pages/Questions/OwnTextField/settingTextField.tsx

@@ -67,31 +67,16 @@ export default function SettingTextField({
           <RadioGroup
             aria-labelledby="demo-controlled-radio-buttons-group"
             name="controlled-radio-buttons-group"
-            value={ANSWER_TYPES.findIndex(({ value }) => {
-              switch (value) {
-                case "multi":
-                  return value === "multi";
-
-                case "number":
-                  return value === "number";
-
-                case "single":
-                  return value === "single";
-
-                default:
-                  return false;
-              }
-            })}
+            value={ANSWER_TYPES.findIndex(
+              ({ value }) => question.content.answerType === value
+            )}
             onChange={({ target }: React.ChangeEvent<HTMLInputElement>) => {
-              const clonedContent = {
-                ...question.content,
-                single: false,
-                multi: false,
-                number: false,
-                [ANSWER_TYPES[Number(target.value)].value]: true,
-              };
-
-              updateQuestionsList<QuizQuestionText>(quizId, totalIndex, { content: clonedContent });
+              updateQuestionsList<QuizQuestionText>(quizId, totalIndex, {
+                content: {
+                  ...question.content,
+                  answerType: ANSWER_TYPES[Number(target.value)].value,
+                },
+              });
             }}
           >
             {ANSWER_TYPES.map(({ name }, index) => (