Preview is disabled for Quiz lessons

Author: Rajat

apps/web/app/(with-contexts)/dashboard/(sidebar)/product/[id]/content/section/[section]/lesson/page.tsx

@@ -604,32 +604,34 @@ export default function LessonPage() {
                                     />
                                 </>
                             )}
-                            {product?.type?.toLowerCase() !==
-                                UIConstants.COURSE_TYPE_DOWNLOAD && (
-                                <div className="flex items-center justify-between">
-                                    <div className="space-y-0.5">
-                                        <Label
-                                            htmlFor="preview"
-                                            className="font-semibold"
-                                        >
-                                            {LESSON_PREVIEW}
-                                        </Label>
-                                        <p className="text-sm text-muted-foreground">
-                                            Allow students to preview this
-                                            lesson without enrolling
-                                        </p>
+                            {product?.type?.toLowerCase() ===
+                                Constants.CourseType.COURSE &&
+                                lesson.type !== Constants.LessonType.QUIZ && (
+                                    <div className="flex items-center justify-between">
+                                        <div className="space-y-0.5">
+                                            <Label
+                                                htmlFor="preview"
+                                                className="font-semibold"
+                                            >
+                                                {LESSON_PREVIEW}
+                                            </Label>
+                                            <p className="text-sm text-muted-foreground">
+                                                Allow students to preview this
+                                                lesson without enrolling
+                                            </p>
+                                        </div>
+                                        <Switch
+                                            id="preview"
+                                            checked={!lesson.requiresEnrollment}
+                                            onCheckedChange={(checked) =>
+                                                updateLesson({
+                                                    requiresEnrollment:
+                                                        !checked,
+                                                })
+                                            }
+                                        />
                                     </div>
-                                    <Switch
-                                        id="preview"
-                                        checked={!lesson.requiresEnrollment}
-                                        onCheckedChange={(checked) =>
-                                            updateLesson({
-                                                requiresEnrollment: !checked,
-                                            })
-                                        }
-                                    />
-                                </div>
-                            )}
+                                )}
                             <div className="flex items-center justify-between">
                                 <div className="space-y-0.5">
                                     <Label

apps/web/config/strings.ts

@@ -139,6 +139,7 @@ export const responses = {
     certificate_invalid_settings: "Certificate can only be enabled for courses",
     sso_provider_already_exists:
         "A SSO provider with the same provider ID already exists",
+    quiz_cannot_be_previewed: "Quiz cannot be previewed",
 
     // api responses
     digital_download_no_files:

apps/web/graphql/lessons/helpers.ts

@@ -9,7 +9,7 @@ const { text, audio, video, pdf, embed, quiz, file } = constants;
 
 type LessonValidatorProps = Pick<
     LessonWithStringContent,
-    "content" | "type" | "media"
+    "content" | "type" | "media" | "requiresEnrollment"
 >;
 
 export const lessonValidator = (lessonData: LessonValidatorProps) => {
@@ -38,6 +38,16 @@ export function validateTextContent(lessonData: LessonValidatorProps) {
     }
 
     if (lessonData.type === quiz) {
+        if (
+            Object.prototype.hasOwnProperty.call(
+                lessonData,
+                "requiresEnrollment",
+            ) &&
+            !lessonData.requiresEnrollment
+        ) {
+            throw new Error(responses.quiz_cannot_be_previewed);
+        }
+
         if (content && content.questions) {
             validateQuizContent(content.questions);
         }