Eric Wu

Gemfile.lock

@@ -116,7 +116,7 @@ GEM
       activesupport (= 4.2.2)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (10.4.2)
+    rake (11.1.2)
     rdoc (4.2.0)
     responders (2.1.0)
       railties (>= 4.2.0, < 5)
@@ -195,4 +195,4 @@ DEPENDENCIES
   web-console (~> 2.0)
 
 BUNDLED WITH
-   1.10.5
+   1.11.2

app/controllers/api_controller.rb

@@ -0,0 +1,2 @@
+class ApiController < ActionController::Base
+end

app/controllers/api_v1/messages_controller.rb

@@ -0,0 +1,6 @@
+class ApiV1::MessagesController < ApiController
+
+  def index
+    render json: Message.all
+  end
+end

app/controllers/messages_controller.rb

@@ -4,7 +4,7 @@ class MessagesController < ApplicationController
 
   def index
     # TODO: fix N+1 queries for user and comments
-    @messages = Message.order("id DESC").page( params[:page] )
+    @messages = Message.order("id DESC").includes(:comments).page( params[:page] )
 
     if params[:status] == "pending"
       # TODO: @messages = @messages.pending
@@ -56,7 +56,10 @@ def destroy
     @message = current_user.messages.find( params[:id] )
     @message.destroy
 
-    redirect_to root_path
+    respond_to do |format|
+      format.html { redirect_to :back }
+      format.js
+    end
   end
 
   protected

app/models/user.rb

@@ -13,6 +13,7 @@ def display_name
 
   def posts_count
     # TODO: 請完成我
+    self.messages.count + self.comments.count
   end
 
   def words_count

app/views/messages/destroy.js.erb

@@ -0,0 +1 @@
+$("#message-<%= @message.id %>").remove();

app/views/messages/index.html.erb

@@ -24,7 +24,7 @@
 </tr>
 
 <% @messages.each do |msg| %>
-  <tr>
+  <tr id="message-<%= msg.id %>">
     <td><%= link_to msg.title, message_path(msg) %></td>
     <td><%= msg.status %></td>
     <td><%= msg.category_name %></td>
@@ -34,11 +34,11 @@
     <td>
       <% if msg.user == current_user %>
         <%= link_to "Edit", edit_message_path(msg) %>
-        <%= link_to "Delete", message_path(msg), :method => :delete, :data => { :confirm => "Are u sure?"} %>
+        <%= link_to "Delete", message_path(msg), :method => :delete, :data => { :confirm => "Are u sure?"}, :remote => true %>
       <% end %>
     </td>
   </tr>
 <% end %>
 </table>
 
-<%= paginate @messages %>
+<%= paginate @messages %>

config/routes.rb

@@ -1,4 +1,9 @@
 Rails.application.routes.draw do
+
+  scope :path => '/api/v1/', :module => "api_v1", :as => 'v1', :defaults => { :format => :json } do
+    resources :messages
+  end
+
   devise_for :users
 
   resources :messages do

spec/models/user_spec.rb

@@ -25,11 +25,13 @@
   describe "#words_count" do
     before do
       # TODO: 加 Message 和 Comment 測試資料
+      m = Message.create!( :user => @user, :title => "fasd sdfa", :content => "ef fref fer" )
+      c = Comment.create!( :user => @user, :message => m, :content => "fd fdsf" )
     end
 
     it "加總該使用者的所有 Mesasge 和 Comment 的總字數" do
       # TODO: 測試 words_count 方法
-
+      expect( @user.words_count ).to eq(7)
     end
   end