diff --git a/src/pages/details/[slug]/index.js b/src/pages/details/[slug]/index.js
index 93569ca..4473f00 100644
--- a/src/pages/details/[slug]/index.js
+++ b/src/pages/details/[slug]/index.js
@@ -30,15 +30,21 @@ const Details = () => {
     const { showToast } = useToast();
 
     useEffect(() => {
-        axios.get('/api/lessons').then(res => {
-            if (res.data) {
-                res.data.forEach(lesson => {
-                    setLessons(prev => [...prev, { resourceId: lesson?.resourceId, courseId: lesson?.courseId || null }]);
-                });
+        const fetchLessons = async () => {
+            try {
+                const res = await axios.get('/api/lessons');
+                if (res.data) {
+                    const lessonData = res.data.map(lesson => ({
+                        resourceId: lesson?.resourceId,
+                        courseId: lesson?.courseId || null
+                    }));
+                    setLessons(lessonData);
+                }
+            } catch (err) {
+                console.error('err', err);
             }
-        }).catch(err => {
-            console.error('err', err);
-        });
+        };
+        fetchLessons();
     }, []);
 
     const fetchAuthor = useCallback(async (pubkey) => {
@@ -106,21 +112,7 @@ const Details = () => {
                     const parsedEvent = parseEvent(event);
                     setEvent(parsedEvent);
                     await fetchAuthor(event.pubkey);
-
-                    const isAuthor = session?.user?.pubkey === event.pubkey;
-                    setAuthorView(isAuthor);
-
-                    if (parsedEvent.price || (isAuthor && event.kind === 30402)) {
-                        const shouldDecrypt = isAuthor ||
-                            session?.user?.role?.subscribed ||
-                            session?.user?.purchased?.some(purchase => purchase.resourceId === parsedEvent.d) ||
-                            lessons.some(lesson => lesson.resourceId === parsedEvent.d && session?.user?.purchased?.some(purchase => purchase.courseId === lesson.courseId));
-
-                        if (shouldDecrypt) {
-                            const decrypted = await decryptContent(event.content);
-                            setDecryptedContent(decrypted);
-                        }
-                    }
+                    setAuthorView(session?.user?.pubkey === event.pubkey);
                 }
             } catch (error) {
                 console.error('Error fetching event:', error);
@@ -131,7 +123,34 @@ const Details = () => {
         };
 
         fetchAndProcessEvent();
-    }, [router.isReady, router.query, ndk, session, decryptContent, fetchAuthor, showToast]);
+    }, [router.isReady, router.query, ndk, session?.user?.pubkey, fetchAuthor, showToast]);
+
+    useEffect(() => {
+        const handleDecryption = async () => {
+            if (!event || !session || !lessons.length) return;
+
+            const isAuthor = session?.user?.pubkey === event.pubkey;
+            
+            if (event.price || (isAuthor && event.kind === 30402)) {
+                const shouldDecrypt = isAuthor ||
+                    session?.user?.role?.subscribed ||
+                    session?.user?.purchased?.some(purchase => purchase.resourceId === event.d) ||
+                    lessons.some(lesson => 
+                        lesson.resourceId === event.d && 
+                        session?.user?.purchased?.some(purchase => 
+                            purchase.courseId === lesson.courseId
+                        )
+                    );
+
+                if (shouldDecrypt) {
+                    const decrypted = await decryptContent(event.content);
+                    setDecryptedContent(decrypted);
+                }
+            }
+        };
+
+        handleDecryption();
+    }, [event, session, lessons, decryptContent]);
 
     const handlePaymentSuccess = (response) => {
         if (response && response?.preimage) {