Store v2 solution

TODO

@@ -7,10 +7,20 @@
  ✔ 身為消費者，當我下單時，我的信箱要能收到一張下單確認信 @done (14-06-13 17:44)
  ✔ 訂單狀態應分為未結帳、已結帳、出貨中、已出貨、辦理退貨 @done (14-06-13 17:44)
  ☐ 身為消費者，當我用信用卡結帳後，我的信箱要能收到一張訂購完成信
+ ✔ 身為消費者，當我在結賬後，購物⾞應自動清空 @done (14-06-20 01:01)
+      ✔ 清空購物⾞ @done (14-06-20 00:36)
+ ✔ 身為消費者，我可以從購物車內刪掉某些物品 @done (14-06-20 00:41)
+ ✔ 身為消費者，我可以從購物車內更新購買數量 @done (14-06-20 00:54)
+ ✔ 購物車的總價 => 小計 x 數量 @done (14-06-20 00:54)
+ ✔ 數量為 0 的貨物不能「購買」 @done (14-06-20 00:56)
+ ✔  訂單支援「多重購買數量」 @done (14-06-20 01:00)
+ ✔ 建立 account/orders  可以看到該使用者過去所有訂單 @done (14-06-20 01:08)
+ ✔ 結賬後跳轉到 account/orders#index @done (14-06-20 01:10)
 
 Admin 管理訂單:
-  ☐ 身為管理者，可以在後台看訂單，訂單狀態分為未結帳、已結帳、出貨中、已出貨、辦理退貨
-  ☐ 身為管理者，我可以在後台對單張訂單做狀態改變
+  ✔ 身為管理者，可以在後台看訂單，訂單狀態分為未結帳、已結帳、出貨中、已出貨、辦理退貨 @done (14-06-20 01:27)
+  ✔ 身為管理者，我可以在後台對單張訂單做狀態改變 @done (14-06-20 01:56)
+     ✔ admin 的 order 列表應要能顯示訂單狀態 @done (14-06-20 01:56)
   ☐ 身為管理者，當我在將商品設為已出貨時，消費者應該收到一張已出貨的通知信
 
   ☐ 身為商家，當消費者確定購物結帳後，該商品的庫存必須按照數量減少
 

app/assets/javascripts/account/orders.js.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

app/assets/javascripts/admin/orders.js.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

app/assets/javascripts/cart_items.js.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

app/assets/stylesheets/account/orders.css.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the account::orders controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/assets/stylesheets/admin/orders.css.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the admin::orders controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/assets/stylesheets/cart_items.css.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the cart_items controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/controllers/account/orders_controller.rb

@@ -0,0 +1,10 @@
+class Account::OrdersController < ApplicationController
+
+  before_action :authenticate_user!
+
+  def index
+    @orders = current_user.orders.recent
+  end
+
+
+end

app/controllers/admin/orders_controller.rb

@@ -0,0 +1,42 @@
+class Admin::OrdersController < AdminController
+
+  before_filter :find_order, :except => [:index]
+
+  def index
+    @orders = Order.recent
+  end
+
+
+  def show
+
+    @order_info = @order.info
+    @order_items = @order.items
+  end
+
+  def ship
+    @order.ship!
+    redirect_to :back
+  end
+
+  def shipped
+    @order.deliver!
+    redirect_to :back
+  end
+
+  def cancel
+    @order.cancell_order!
+    redirect_to :back
+  end
+
+  def return
+    @order.return_good!
+    redirect_to :back
+  end
+
+  protected
+
+
+  def find_order
+    @order =  Order.find_by_token(params[:id])
+  end
+end

app/controllers/cart_items_controller.rb

@@ -0,0 +1,32 @@
+class CartItemsController < ApplicationController
+  before_action :authenticate_user!
+
+
+  def update
+    @cart = current_cart
+    @item = @cart.cart_items.find(params[:id])
+
+    @item.update(item_params)
+
+    redirect_to carts_path
+  end
+
+
+  def destroy
+    @cart = current_cart
+    @item = @cart.cart_items.find(params[:id])
+
+    @item.destroy
+
+    flash[:warning] = "成功清空物品"
+    redirect_to :back
+
+  end
+
+  private
+
+  def item_params
+    params.require(:cart_item).permit(:quantity)
+  end
+
+end

app/controllers/orders_controller.rb

@@ -8,7 +8,7 @@ def create
     if @order.save
       @order.build_item_cache_from_cart(current_cart)
       @order.calculate_total!(current_cart)
-
+      current_cart.clear!
       OrderMailer.notify_order_placed(@order).deliver
 
       redirect_to order_path(@order.token)
@@ -29,7 +29,7 @@ def pay_with_credit_card
 
     @order.make_payment! # TODO: should move to stripe callbacks
 
-    redirect_to root_path, :notice => "成功完成付款"
+    redirect_to account_orders_path, :notice => "成功完成付款"
   end
 
   private

app/controllers/products_controller.rb

@@ -14,8 +14,14 @@ def add_to_cart
     @product = Product.find(params[:id])
 
     if !current_cart.items.include?(@product)
-      current_cart.add_product_to_cart(@product)
-      flash[:notice] = "你已成功將 #{@product.title} 加入購物車"
+
+      if @product.quantity > 0
+        current_cart.add_product_to_cart(@product, 1 )
+        flash[:notice] = "你已成功將 #{@product.title} 加入購物車"
+      else
+        flash[:warning] = "此物品已停止銷售，你無法將它加入購物車"
+      end
+
     else
       flash[:warning] = "你的購物車內已有此物品"
     end

app/helpers/account/orders_helper.rb

@@ -0,0 +1,2 @@
+module Account::OrdersHelper
+end

app/helpers/admin/orders_helper.rb

@@ -0,0 +1,8 @@
+module Admin::OrdersHelper
+
+  def render_order_options_for_admin(order)
+
+    render :partial => "admin/orders/state_option", :locals => { :order => order}
+
+  end
+end

app/helpers/cart_items_helper.rb

@@ -0,0 +1,2 @@
+module CartItemsHelper
+end

app/helpers/orders_helper.rb

@@ -1,2 +1,23 @@
 module OrdersHelper
+
+  def render_order_link(order)
+    link_to(order.token, order_path(order.token))
+  end
+
+  def render_admin_order_link(order)
+    link_to(order.token, admin_order_path(order.token))
+  end
+
+  def render_order_created_time(order)
+    order.created_at.to_s(:short)
+  end
+
+
+  def render_order_user_name(user)
+    user.email
+  end
+
+  def render_order_state(order)
+    t("orders.order_state.#{order.aasm_state}")
+  end
 end

app/models/cart.rb

@@ -13,11 +13,18 @@ class Cart < ActiveRecord::Base
   has_many :items, :through => :cart_items, :source => :product
 
 
-  def add_product_to_cart(product)
-    items << product
+  def add_product_to_cart(product, amount)
+    cart_item = cart_items.build
+    cart_item.product = product
+    cart_item.quantity = amount
+    cart_item.save
   end
 
   def total_price
-    items.inject(0) {|sum, item| sum + item.price }
+    cart_items.inject(0) {|sum, item| sum + (item.product.price * item.quantity) }
+  end
+
+  def clear!
+    cart_items.delete_all
   end
 end

app/models/order.rb

@@ -20,13 +20,14 @@ class Order < ActiveRecord::Base
 
   accepts_nested_attributes_for :info
 
+  scope :recent, -> { order("id DESC")}
 
   def build_item_cache_from_cart(cart)
-    cart.items.each do |cart_item|
+    cart.cart_items.each do |cart_item|
       item = items.build
-      item.product_name = cart_item.title
-      item.quantity = 1
-      item.price = cart_item.price
+      item.product_name = cart_item.product.title
+      item.quantity = cart_item.quantity
+      item.price = cart_item.product.price
       item.save
     end
   end

app/views/account/orders/index.html.erb

@@ -0,0 +1,24 @@
+
+<h2>訂單列表 </h2>
+
+
+<table class="table table-bordered">
+  <thead>
+    <tr>
+      <th>#</th>
+      <th>生成時間</th>
+
+    </tr>
+  </thead>
+  <tbody>
+    <% @orders.each do |order| %>
+    <tr>
+      <td> <%= render_order_link(order) %> </td>
+      <td> <%= render_order_created_time(order) %> </td>
+    </tr>
+    <% end %>
+
+  </tbody>
+</table>
+
+

app/views/admin/orders/_state_option.html.erb

@@ -0,0 +1,23 @@
+
+<div style="padding:10px; float:right;">
+  <% case order.aasm_state %>
+  <% when "order_placed" %>
+  <%= link_to("取消訂單", cancel_admin_order_path(order.token) , :class => "btn btn-default btn-sm", :method => :post) %>
+
+  <% when "paid" %>
+   <%= link_to("取消訂單", cancel_admin_order_path(order.token) , :class => "btn btn-default btn-sm", :method => :post) %>
+   <%= link_to("出貨", ship_admin_order_path(order.token) , :class => "btn btn-default btn-sm", :method => :post) %>
+  <% when "shipping" %>
+     <%= link_to("設為已出貨", shipped_admin_order_path(order.token), :class => "btn btn-default btn-sm", :method => :post) %>
+  <% when "shipped" %>
+    <%= link_to("退貨", return_admin_order_path(order.token), :class => "btn btn-default btn-sm", :method => :post) %>
+
+  <% when "order_cancelled" %>
+  <span class="label label-default">訂單已取消</span>
+  <% when "good_returned" %>
+  <span class="label label-default">已退貨</span>
+
+  <% end %>
+
+</div>
+

app/views/admin/orders/index.html.erb

@@ -0,0 +1,25 @@
+
+<h2>訂單列表 </h2>
+
+
+<table class="table table-bordered">
+  <thead>
+    <tr>
+      <th>#</th>
+      <th>生成時間</th>
+      <th>訂購者</th>
+      <th>訂單狀態</th>
+    </tr>
+  </thead>
+  <tbody>
+    <% @orders.each do |order| %>
+    <tr>
+      <td> <%= render_admin_order_link(order) %> </td>
+      <td> <%= render_order_created_time(order) %> </td>
+      <td> <%= render_order_user_name(order.user) %></td>
+      <td> <%= render_order_state(order) %> </td>
+    </tr>
+    <% end %>
+
+  </tbody>
+</table>