Paginate Products List

We will start slowly by paginating the products list since we don’t have any access restriction. This allows for easier testing.

The kaminari gem

We need the kaminari gem for pagination. The kaminari gem is an easily implementable and customizable paginator. We can add this gem to the Gemfile by using this command:

$ bundle add kaminari

In this case, we already have kaminari installed, so we can move forward.

Modify index function

We will go to the index action in the app/controllers/api/v1/products_controller.rb file and add the pagination methods as ...