How to delete the
aircon in database when there is no any data.
Aircon are many to many relationship.
$orders = Order::with('aircons', 'user') ->where('user_id', auth()->id()) ->orWhere(//if order->aircons count == 0)->delete() ->get();
$orders = Order::with('user') ->whereDoesntHave('aircons') ->where('user_id', auth()->id()) ->get();
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