participants()->where('user_id', $user->id)->exists(); } /** * Determine whether the user can create models. */ public function create(User $user): bool { return true; } /** * Determine whether the user can update the model. */ public function update(User $user, Dynamic $dynamic): bool { return false; } /** * Determine whether the user can delete the model. */ public function delete(User $user, Dynamic $dynamic): bool { return false; } /** * Determine whether the user can restore the model. */ public function restore(User $user, Dynamic $dynamic): bool { return false; } /** * Determine whether the user can permanently delete the model. */ public function forceDelete(User $user, Dynamic $dynamic): bool { return false; } }