update the chat

backend/blueprints/chat/__init__.py

@@ -14,7 +14,7 @@ chat = Blueprint('chat', __name__)
 @auth_required()
 def create_chat():
     current_user: User = g.current_user  # Fetch the logged-in user
-    data = request.args
+    data = request.form
     if not data.get("course_id"):
         return jsonify({"error": "Unknown Course"}), 400
     if not data.get("message", "").strip():
@@ -26,7 +26,7 @@ def create_chat():
                 Enrollment.courseID == data.get("course_id"),
                 Enrollment.userID == current_user.id)
             )
-        )
+        ).scalar()
         if not enrollment_record:
             return jsonify({"error": "You are not enrolled in this course."}), 403
         if enrollment_record.currentPage <  enrollment_record.course.pageForCommunity:
@@ -43,6 +43,8 @@ def create_chat():
         new_chat = Chat(
             textContent=data.get("message").strip(),
             userID=current_user.id,
+            user=g.current_user,
+            course=enrollment_record.course,
             courseID=data.get("course_id"),
         )
         db.session.add(new_chat)