How to sort model by Laravel relationships?

Question

Laravel

There are models Order, OrderItem, Platform.
Order hasMany OrderItems.
OrderItem belongsTo Platform.
OrderItem belongsToOrder .
I need to sort Platform by the passed values ​​sorting, direction .
How to do it?
OrderItem:
id
order_id
platform_id

Answer 1

https://laravel.com/docs/8.x/eloquent-relationship...
$users = App\Models\User::with(['posts' => function ($query) {
$query->orderBy( 'created_at', 'desc');
}])->get();
https://stackoverflow.com/questions/28634921/larav...
https://laravel.demiart.ru/ordering-by-relationshi...