Finish the spec for merchant product controller

.rspec_status

 example_id                                 | status | run_time        |
 ------------------------------------------ | ------ | --------------- |
-./spec/shotengai/models_spec.rb[1:1:1:1]   | passed | 0.44582 seconds |
-./spec/shotengai/models_spec.rb[1:1:1:2]   | passed | 0.20555 seconds |
-./spec/shotengai/models_spec.rb[1:1:2:1]   | passed | 0.20124 seconds |
-./spec/shotengai/models_spec.rb[1:1:2:2]   | passed | 0.17955 seconds |
-./spec/shotengai/models_spec.rb[1:1:2:3]   | passed | 0.17157 seconds |
-./spec/shotengai/models_spec.rb[1:1:3:1]   | passed | 0.19801 seconds |
-./spec/shotengai/models_spec.rb[1:1:3:2]   | passed | 0.18172 seconds |
-./spec/shotengai/models_spec.rb[1:1:3:3]   | passed | 0.17998 seconds |
-./spec/shotengai/models_spec.rb[1:1:4:1]   | passed | 0.23986 seconds |
-./spec/shotengai/models_spec.rb[1:1:5:1]   | passed | 0.17938 seconds |
-./spec/shotengai/models_spec.rb[1:1:5:2:1] | passed | 0.24027 seconds |
-./spec/shotengai/models_spec.rb[1:1:5:2:2] | passed | 0.21941 seconds |
-./spec/shotengai/models_spec.rb[1:2:1:1]   | passed | 0.20203 seconds |
-./spec/shotengai/models_spec.rb[1:2:1:2]   | passed | 0.21369 seconds |
-./spec/shotengai/models_spec.rb[1:2:2:1]   | passed | 0.43436 seconds |
-./spec/shotengai/models_spec.rb[1:2:2:2]   | passed | 0.28966 seconds |
+./spec/shotengai/models_spec.rb[1:1:1:1]   | passed | 0.58762 seconds |
+./spec/shotengai/models_spec.rb[1:1:1:2]   | passed | 0.3368 seconds  |
+./spec/shotengai/models_spec.rb[1:1:2:1]   | passed | 0.32969 seconds |
+./spec/shotengai/models_spec.rb[1:1:2:2]   | passed | 0.32811 seconds |
+./spec/shotengai/models_spec.rb[1:1:2:3]   | passed | 0.34035 seconds |
+./spec/shotengai/models_spec.rb[1:1:3:1]   | passed | 0.32973 seconds |
+./spec/shotengai/models_spec.rb[1:1:3:2]   | passed | 0.33056 seconds |
+./spec/shotengai/models_spec.rb[1:1:3:3]   | passed | 0.33828 seconds |
+./spec/shotengai/models_spec.rb[1:1:4:1]   | passed | 0.35822 seconds |
+./spec/shotengai/models_spec.rb[1:1:5:1]   | passed | 0.33872 seconds |
+./spec/shotengai/models_spec.rb[1:1:5:2:1] | passed | 0.36586 seconds |
+./spec/shotengai/models_spec.rb[1:1:5:2:2] | passed | 0.36069 seconds |
+./spec/shotengai/models_spec.rb[1:2:1:1]   | passed | 0.34614 seconds |
+./spec/shotengai/models_spec.rb[1:2:1:2]   | passed | 0.3256 seconds  |
+./spec/shotengai/models_spec.rb[1:2:2:1]   | passed | 0.62601 seconds |
+./spec/shotengai/models_spec.rb[1:2:2:2]   | passed | 0.45201 seconds |

lib/generators/templates/views/merchant/orders/index.json.jbuilder

 json.current_page @orders.current_page
 json.total_pages @orders.total_pages
-json.send(@orders.first.class.model_name.collection) @orders, partial: 'shotengai/share/order_simple', as: :order
\ No newline at end of file
+json.set! @resources.klass.model_name.collection do
+  json.array! @resources, partial: 'shotengai/share/order_simple', as: :order
+end
\ No newline at end of file

lib/generators/templates/views/merchant/products/index.json.jbuilder

 json.current_page @resources.current_page
 json.total_pages @resources.total_pages
-json.set! @resources.first.class.model_name.collection do
+json.set! @resources.klass.model_name.collection do
   json.array! @resources, partial: 'shotengai/share/product_simple', as: :product
 end

lib/generators/templates/views/merchant/series/index.json.jbuilder

 json.current_page @resources.current_page
 json.total_pages @resources.total_pages
-json.set! @resources.first.class.model_name.collection do
+json.set! @resources.klass.model_name.collection do
   json.array! @resources, partial: 'shotengai/share/product_simple', as: :products
 end

lib/generators/templates/views/merchant/snapshots/index.json.jbuilder

 json.current_page @resources.current_page
 json.total_pages @resources.total_pages
-json.set! @resources.first.class.model_name.collection do
+json.set! @resources.klass.model_name.collection do
   json.array! @resources, partial: 'shotengai/share/snapshot_simple', as: :snapshot
 end

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

 json.extract! product, :id, :title, :status, :need_express, :need_time_attr, 
   :cover_image, :banners, :spec, :detail, :meta
+# TODO: NOTE: catalog_list is only vaild in the template example
+json.catalog_list product.catalog_list
 json.default_series product.default_series, partial: 'shotengai/share/series_simple', as: :series
\ No newline at end of file

lib/shotengai/catalog.rb

@@ -35,6 +35,7 @@ module Shotengai
       end
 
       def validate_name_chain name_ary, order='desc'
+        return nil unless name_ary
         ary = order.downcase.eql?('asc') ? name_ary.reverse : name_ary
         where(name: ary.last).each do |bottom_catalog|
           return name_ary if bottom_catalog.name_chain.eql?(ary)

lib/shotengai/controllers/base.rb

 module Shotengai
   module Controller
     class Base < ApplicationController
+      #
       # The resources of this controller
       # ActiveRecord::Relation or ActiveRecord::Base
+      #
       cattr_accessor :resources
+      #
       # The view template dir
       # respond_with @products, template: "#{self.class.template_dir}/index"
+      #
       cattr_accessor :template_dir
       
       class << self
         # Add the index query to custom the @@index_resouces on the base of @@resources
         # Foe example: 
         #
-        #   index_query do |klass|
+        #   index_query do |klass, params|
         #     klass.where(product: params[:product_id]).order('desc')
         #   end
         #
         def index_query &block
-          # 为了保证 self 为Controller instance variable ?? 才能有params 方法？？
+          # could not get params here
           @@index_query = block
-          # self.index_resouces = block.call(self.resources)
         end
 
         def remove_methods *method_names
@@ -43,6 +46,11 @@ module Shotengai
       before_action :set_resource, except: [:index, :create]
       respond_to :json
       
+      # TODO: could not catch the exception
+      # rescue_from Shotengai::WebError do |e|
+      #   render json: { error: e.message }, status: e.status
+      # end
+
       def index
         page = params[:page] || 1
         per_page = params[:per_page] || 10
@@ -55,8 +63,9 @@ module Shotengai
       end
 
       def create
-        default_resources.create!(resource_params)
-        head 201
+        @resource = default_resources.create!(resource_params)
+        # head 201
+        respond_with @resource, template: "#{@@template_dir}/show", status: 201
       end
 
       def update
@@ -71,7 +80,7 @@ module Shotengai
 
       private
         def index_resources
-          @@index_query&.call(default_resources) || default_resources
+          @@index_query&.call(default_resources, params) || default_resources
         end
 
         def default_resources

lib/shotengai/controllers/merchant/products_controller.rb

@@ -2,22 +2,23 @@ module Shotengai
   module Controller
     module Merchant
       class ProductsController < Shotengai::Controller::Base
-        self.resources = ::Product
-        self.template_dir = 'shoutengai/merchant/products/'
+        self.resources = 'Product'
+        self.template_dir = 'shotengai/merchant/products/'
 
-        index_query do |resource|
-          # params[:catalogs] nil 返回所有
-          resource.tagged_with(params[:catalogs])
+        index_query do |resource, params|
+          params[:catalog_list] ? 
+            resource.tagged_with(params[:catalog_list], on: :catalogs) :
+            resource
         end
 
         def put_on_shelf
           @resource.put_on_shelf!
-          head 200
+          respond_with @resource, template: "#{@@template_dir}/show", status: 200
         end
 
         def sold_out
           @resource.sold_out!
-          head 200
+          respond_with @resource, template: "#{@@template_dir}/show", status: 200
         end
 
         def destroy
@@ -27,20 +28,26 @@ module Shotengai
 
         private
           def resource_params 
-            resource_key = self.resource.model_name.singular.to_sym
             # QUESTION: need these ?
             spec = params.require(resource_key).fetch(:spec, nil).try(:permit!)
-            datail = params.require(resource_key).fetch(:datail, nil).try(:permit!)
+            detail = params.require(resource_key).fetch(:detail, nil).try(:permit!)
             meta = params.require(resource_key).fetch(:meta, nil).try(:permit!)
-
-            params.requrie().permit(
+            # NOTE: :catalog_list is a default catalog list for template example, maybe should move it to the template controller, but it need add controller template for every controller
+            params.require(resource_key).permit(
               :title, :default_series_id, 
-              :need_express, :need_time_attr, :cover_image, 
+              :need_express, :need_time_attr, :cover_image, catalog_list: [],
               banners: []
             ).merge(
               { spec: spec, detail: detail, meta: meta }
+            ).merge(
+              other_resource_params
             )
           end
+          
+          # rewrite this to add more custom column
+          def other_resource_params
+            params.require(resource_key).permit()
+          end
       end
     end
   end

lib/shotengai/product.rb

@@ -73,9 +73,10 @@ module Shotengai
       # tagger_with('xx', on: "#{tag_name}.to_sym): tag_name is plural
       def join_catalog_system catalog_class_name, options={}
         catalog_class = catalog_class_name.constantize
-        tag_name = options[:as] || catalog_class.model_name.collection
+        tag_name = options[:as] || catalog_class.model_name.singular
         acts_as_taggable_on tag_name.to_sym
         # 只有完整替换(只属于一个分类)的时候才进行验证，add remove 暂时未添加
+        # Just ctalogs_list = have a validation
         class_eval do
           define_method("#{tag_name}_list=") { |value|
             super catalog_class.validate_name_chain(value)