added /friends subresource for user API

app/controllers/api_users_controller.rb

@@ -1,6 +1,8 @@
 class ApiUsersController < ApplicationController
 
-  before_filter :signed_in_user, only: [:index, :edit, :update, :destroy]
+  before_filter :signed_in_user, only: [:index, :edit, :update, :delete, 
+                                        :friend_request_index, :friend_request_create,
+                                        :friend_index, :friend_destroy]
 
   respond_to :json
 
@@ -33,16 +35,19 @@ class ApiUsersController < ApplicationController
   def friend_request_create
   end
 
+  def friend_request_show
+  end
+
+  def friend_request_update
+  end
+
   def friend_index
-  end
-
-  def friend_create
-  end
-
-  def friend_show
+    # NOTE: friend_index.rabl template references the friends property
+    @user = User.find(params[:id])
   end
 
   def friend_destroy
+    JamRuby::Friendship.delete_all "(user_id = '#{params[:id]}' AND friend_id = '#{params[:friend_id]}') OR (user_id = '#{params[:friend_id]}' AND friend_id = '#{params[:id]}')"
   end
 
 end

app/views/api_users/friend_index.rabl

@@ -0,0 +1,3 @@
+object @user.friends
+
+attributes :id, :name, :online

app/views/api_users/show.rabl

@@ -1,6 +1,6 @@
 object @user
 
-attributes :id, :name, :email, :admin
+attributes :id, :name, :email, :admin, :online
 
 child :friends => :friends do
   attributes :id, :name, :online

config/routes.rb

@@ -43,12 +43,10 @@ SampleApp::Application.routes.draw do
     match '/users/:id/friend_requests' => 'api_users#friend_request_index', :via => :get
     match '/users/:id/friend_requests' => 'api_users#friend_request_create', :via => :post
     match '/users/:id/friends/:friend_request_id' => 'api_users#friend_request_show', :via => :get, :as => 'api_user_friend_request_detail'
-    match '/users/:id/friends/:friend_request_id' => 'api_users#friend_request_edit', :via => :put
+    match '/users/:id/friends/:friend_request_id' => 'api_users#friend_request_update', :via => :put
 
     # friends
     match '/users/:id/friends' => 'api_users#friend_index', :via => :get
-    match '/users/:id/friends' => 'api_users#friend_create', :via => :post
-    match '/users/:id/friends/:friend_id' => 'api_users#friend_show', :via => :get, :as => 'api_user_friend_detail'
     match '/users/:id/friends/:friend_id' => 'api_users#friend_destroy', :via => :delete
   end
 end