mvc-with-api

# views/items/index.html.erb

<dl>
<% @items.each do |item| %>
  <dt><%= item.name %><dt>
  <dd><%= item.price %></dd>
<% end %>
</dl>

# controllers/items_controller.rb

class ItemsController < ApplicationController
  def index
    @items = Item.all
    # @items = API::Item.all
  end
end

# models/item.rb -- normal ActiveRecord model

class Item < ApplicationRecord
# this assumes that you have a database
end

# models/api/item.rb

class API::Item
  include HTTParty
  base_uri 'api.shopify.com'

  def all
    self.get("/items/", { query: { store_id: "your_store_id_here", api_key: "abc", api_secret: "supersecretthing" } })
  end
end