Add endpoint to list artworks

app/controllers/api/using_nothing/artworks_controller.rb

@@ -0,0 +1,10 @@
+module Api
+  module UsingNothing
+    class ArtworksController < ApplicationController
+      def index
+        artworks = Artwork.all
+        render json: artworks
+      end
+    end
+  end
+end

app/models/artwork.rb

@@ -0,0 +1,2 @@
+class Artwork < ApplicationRecord
+end

config/routes.rb

@@ -1,10 +1,7 @@
 Rails.application.routes.draw do
-  # Define your application routes per the DSL in https://guides.rubyonrails.org/routing.html
-
-  # Reveal health status on /up that returns 200 if the app boots with no exceptions, otherwise 500.
-  # Can be used by load balancers and uptime monitors to verify that the app is live.
-  get "up" => "rails/health#show", :as => :rails_health_check
-
-  # Defines the root path route ("/")
-  # root "posts#index"
+  namespace :api do
+    namespace :using_nothing do
+      resources :artworks
+    end
+  end
 end

db/migrate/20240305151845_create_artworks.rb

@@ -0,0 +1,11 @@
+class CreateArtworks < ActiveRecord::Migration[7.1]
+  def change
+    create_table :artworks do |t|
+      t.string :artist_name
+      t.string :title
+      t.string :medium
+      t.integer :amount_cents
+      t.timestamps
+    end
+  end
+end

spec/factories/artwork.rb

@@ -0,0 +1,8 @@
+FactoryBot.define do
+  factory :artwork do
+    amount_cents { 77_000 }
+    artist_name { "Polly Painter" }
+    medium { "Very wet paint" }
+    title { "Just like some flowers or whatever" }
+  end
+end

spec/requests/using_nothing/list_artworks_spec.rb

@@ -0,0 +1,33 @@
+require "rails_helper"
+
+describe "/api/using_nothing/artworks" do
+  context "without any artworks" do
+    it "returns an empty array" do
+      get "/api/using_nothing/artworks"
+      expect(response.status).to eq 200
+      expect(response.parsed_body).to eq []
+    end
+  end
+
+  context "with an artwork" do
+    let!(:artwork) { FactoryBot.create(:artwork) }
+
+    it "returns that artwork" do
+      get "/api/using_nothing/artworks"
+      expect(response.status).to eq 200
+      expect(response.parsed_body).to eq [artwork].as_json
+    end
+  end
+
+  context "with a few artworks" do
+    before do
+      FactoryBot.create_list(:artwork, 3)
+    end
+
+    it "returns those artworks" do
+      get "/api/using_nothing/artworks"
+      expect(response.status).to eq 200
+      expect(response.parsed_body.count).to eq 3
+    end
+  end
+end