pet type model, controller

app/controllers/pet_types_controller.rb

@@ -0,0 +1,6 @@
+class PetTypesController < ApplicationController
+  def show
+    pet_type = PetType.find_by_color_id_and_species_id(params[:color_id], params[:species_id])
+    render :json => pet_type
+  end
+end

app/models/pet_type.rb

@@ -1,2 +1,5 @@
 class PetType < ActiveRecord::Base
+  def as_json(options={})
+    {:id => id, :body_id => body_id}
+  end
 end

config/routes.rb

@@ -1,7 +1,8 @@
 OpenneoImpressItems::Application.routes.draw do |map|
-  get "swf_assets/index"
-
   match '/' => 'items#index', :as => :items
   match '/:id' => 'items#show', :as => :item
+  
   match '/:item_id/swf_assets.json' => 'swf_assets#index', :as => :item_swf_assets
+  
+  match '/species/:species_id/color/:color_id/pet_type.json' => 'pet_types#show'
 end

spec/controllers/pet_types_controller_spec.rb

@@ -0,0 +1,4 @@
+require 'spec_helper'
+
+describe PetTypesController do
+end

spec/models/pet_type_spec.rb

@@ -0,0 +1,10 @@
+require 'spec_helper'
+
+describe PetType do
+  context "object" do
+    specify "should return id, body_id in JSON" do
+      pet_type = PetType.create :color_id => 2, :species_id => 3, :body_id => 4
+      pet_type.as_json.should == {:id => 1, :body_id => 4}
+    end
+  end
+end