Add already_disable to snapshot & Improve template

lib/generators/templates/views/share/_series.json.jbuilder

 json.extract! series, :id, :title, :original_price, :price, 
-  :stock, :spec, :cover_image, :banners, :meta, :detail, :shotengai_product_id 
+  :stock, :spec, :cover_image, :banners, :meta, :detail, 
\ No newline at end of file
+  :shotengai_product_id
\ No newline at end of file

lib/generators/templates/views/share/_snapshot.json.jbuilder

@@ -2,4 +2,4 @@ json.extract! snapshot, :id, :title, :shotengai_series_id,
   :original_price, :price, :count,
   :product_status_zh, :order_status_zh, :product_status, :order_status,
   :total_price, :total_original_price, :revised_amount,
-  :spec, :cover_image, :banners, :detail, :meta, :is_in_cart
+  :spec, :cover_image, :banners, :detail, :meta, :is_in_cart, :already_disable
\ No newline at end of file

lib/generators/templates/views/share/_snapshot_simple.json.jbuilder

@@ -2,4 +2,4 @@ json.extract! snapshot, :id, :title, :shotengai_series_id,
   :original_price, :price, :count, :title,
   :product_status_zh, :order_status_zh, :product_status, :order_status,
   :total_price, :total_original_price, :revised_amount,
-  :spec, :cover_image, :meta, :is_in_cart
+  :spec, :cover_image, :meta, :is_in_cart, :already_disable
\ No newline at end of file

lib/shotengai/snapshot.rb

@@ -74,6 +74,10 @@ module Shotengai
       read_attribute(:meta) || (series.product.meta || {} ).merge(series.meta || {})
     end
 
+    def already_disable
+      series.deleted?
+    end
+
     # 订单支付后 存储当时信息快照
     def copy_info
       # cut_stock