Setup of product variants

app/assets/javascripts/supplier/app/components/menu-product.js.coffee

@@ -24,8 +24,11 @@ App.MenuProductComponent = Ember.Component.extend
     makeEditable: -> @set('editMode', true)
     save: ->
       return unless @get('product.isValid')
+      @get('product.product_variants').forEach (product_variant)->
+        product_variant.save() if product_variant.get('isDirty')
       if @get('product.isDirty')
-        @get('product').save().then((=> @set 'editMode', false), (-> true))
+        @get('product').save()
+      @set 'editMode', false
     destroyProduct: (product)->
       if product.get('isNew')
         product.deleteRecord()
@@ -38,6 +41,8 @@ App.MenuProductComponent = Ember.Component.extend
       if @get('product.isNew')
         @get('product').deleteRecord()
       else
+        @get('product.product_variants').forEach (product_variant)->
+          product_variant.rollback()
         @get('product').rollback()
       @set 'editMode', false
   didInsertElement: ->

app/assets/javascripts/supplier/app/models/product.js.coffee

@@ -10,6 +10,7 @@ App.Product = DS.Model.extend Ember.Validations.Mixin,
   image: attr()
   product_category: DS.belongsTo('product_category')
   product_orders: DS.hasMany('product_order')
+  product_variants: DS.hasMany('product_variant')
 
   image_src: (->
     image = @get('image')
@@ -18,6 +19,12 @@ App.Product = DS.Model.extend Ember.Validations.Mixin,
     image
   ).property('image')
 
+  sorted_product_variants: Ember.computed 'product_variants.@each.name', 'product_variants.@each.position', ->
+    @get('product_variants').sortBy('position')
+
+  variantsDisplay: Ember.computed 'sorted_product_variants', ->
+    @get('sorted_product_variants').mapBy('name').join(', ')
+
   #isValid: (->
     #return false unless price = @get('price')
     #return false unless "#{price}".match(/^[+-]?\d+(\.?\d?\d)?$/)

app/assets/javascripts/supplier/app/models/product_variant.js.coffee

@@ -0,0 +1,8 @@
+attr = DS.attr
+App.ProductVariant = DS.Model.extend Ember.Validations.Mixin,
+  name: attr 'string'
+  product: DS.belongsTo 'product'
+  position: attr 'number', defaultValue: 0
+  validations:
+    name:
+      presence: true

app/assets/javascripts/supplier/app/templates/components/menu-product.emblem

@@ -3,14 +3,14 @@ if editMode
     .small-6.medium-3.columns.name
       = input value=product.name placeholder=namePlaceholder action="save"
       = errors product.errors.name
-    .small-6.medium-3.columns.actions
-      a.rollback-product-action{action "rollbackProduct"}: span
-      a.destroy-product-action{action "destroyProduct" product}: span
-      a.save-product-action{action "save"}: span
     .small-6.medium-3.columns.price
       = edit-currency value=product.price action="save"
       = errors product.errors.price
     .small-6.medium-3.columns.code= input value=product.code placeholder=codePlaceholder
+    .small-6.medium-3.columns.actions
+      a.rollback-product-action{action "rollbackProduct"}: span
+      a.destroy-product-action{action "destroyProduct" product}: span
+      a.save-product-action{action "save"}: span
   .row
     .small-3.columns= t 'attributes.product.active'
     .small-9.columns: view boolean-switch value=product.active
@@ -21,6 +21,11 @@ if editMode
     .small-12.medium-6.columns
       = view "upload-file" name="image" accept="image/*" file=product.image
       img src=product.image_src
+  each product_variant in product.product_variants
+    .row
+      .small-3.medium-2.large-1.columns plus
+      .small-9.medium-5.large-4.columns.end
+        = input value=product_variant.name
 else
   if showProduct
     .row
@@ -34,3 +39,6 @@ else
       .small-3.columns
         a.edit-product-action{action "makeEditable"}: span
         /img src=product.image_src
+    if product.product_variants
+      .row
+        .small-12.columns= product.variantsDisplay

app/controllers/suppliers/product_variants_controller.rb

@@ -0,0 +1,62 @@
+module Suppliers
+  class ProductVariantsController < Suppliers::ApplicationController
+    layout 'tablet'
+
+    # GET /product_variants
+    # GET /product_variants.json
+    def index
+    end
+
+    # GET /product_variants/1
+    # GET /product_variants/1.json
+    def show
+    end
+
+    # GET /product_variants/new
+    # GET /product_variants/new.json
+    def new
+    end
+
+    # GET /product_variants/1/edit
+    def edit
+    end
+
+    # POST /product_variants
+    # POST /product_variants.json
+    def create
+    end
+
+    # PUT /product_variants/1
+    # PUT /product_variants/1.json
+    def update
+      @product_variant = ProductVariant.find(params[:id])
+      head :unprocessable_entity and return unless product_id = product_variant_params[:product_id]
+      product = Product.find(product_id)
+      head :forbidden and return unless product.supplier_id == current_supplier.id
+
+      if @product_variant.update_attributes(product_variant_params)
+        render json: @product_variant
+      else
+        render json: {errors: @product_variant.errors}, status: :unprocessable_entity
+      end
+    end
+
+    # DELETE /product_variants/1
+    # DELETE /product_variants/1.json
+    def destroy
+      @product_variant = ProductVariant.find_by_supplier_id_and_id!(current_supplier.id, params[:id])
+      @product_variant.destroy
+
+      respond_to do |format|
+        format.html { redirect_to suppliers_product_variants_url, notice: t('action.destroy.successfull', model: ProductVariant.model_name.human) }
+        format.json { head :no_content }
+      end
+    end
+
+    private
+
+    def product_variant_params
+      params.require(:product_variant).permit(:name, :product_id)
+    end
+  end
+end

app/controllers/suppliers/suppliers_controller.rb

@@ -5,7 +5,7 @@ module Suppliers
     end
 
     def show
-      [current_supplier].include_relations(sections: :tables, product_categories: :products)
+      [current_supplier].include_relations(sections: :tables, product_categories: {products: :product_variants})
       render json: current_supplier, serializer: Suppliers::SupplierSerializer #.new(current_supplier).as_json
     end
 

app/models/product.rb

@@ -15,6 +15,7 @@ class Product
   #has_and_belongs_to_many :product_categories, storing_keys: false
   belongs_to :supplier # direct! category is an aid
   has_many :product_orders
+  has_many :product_variants
 
   attr_protected :supplier_id
 

app/models/product_variant.rb

@@ -0,0 +1,7 @@
+class ProductVariant
+  include SimplyStored::Couch
+  include ActiveModel::SerializerSupport
+  property :name
+  property :position, type: Fixnum, default: 0
+  belongs_to :product
+end

app/serializers/product_serializer.rb

@@ -1,6 +1,9 @@
 class ProductSerializer < Qwaiter::Serializer
+  root 'product'
   attributes :name, :price, :description, :image, :code, :position, :visible, :active, :product_category_id
 
+  has_many :product_variants
+
   def image
     if object.image.present?
       {small: object.image.url(:small)}

app/serializers/product_variant_serializer.rb

@@ -0,0 +1,4 @@
+class ProductVariantSerializer < Qwaiter::Serializer
+  root 'product_variant'
+  attributes :name
+end