The thing missing here is real damages on your part, that can be made whole by a court.
DJI may have hurt your feelings by "saying they would do things they never did", but they have no general obligation to. They can behave this way, and you...
Relying on AI legal advice is about as advisable as believing everything your hear from customer service reps who are working off scripts. Forget the lawsuit and go enjoy your vacation.
A.I. for my airborne transportation? I am annoyed enough at so called self driving cars but for the record both of our household vehicles have manual transmissions..... I don't have a great deal of respect for those who never learned how to...