API v1 order_articles endpoints

app/controllers/api/v1/order_articles_controller.rb

@@ -0,0 +1,38 @@
+class Api::V1::OrderArticlesController < Api::V1::BaseController
+  include Concerns::CollectionScope
+
+  before_action ->{ doorkeeper_authorize! 'orders:read', 'orders:write' }
+
+  def index
+    render_collection search_scope
+  end
+
+  def show
+    render json: scope.find(params.require(:id))
+  end
+
+  private
+
+  def scope
+    OrderArticle.includes(:article_price, article: :supplier)
+  end
+
+  def search_scope
+    merge_ordered_scope(super, params.fetch(:q, {})[:ordered])
+  end
+
+  def merge_ordered_scope(scope, ordered)
+    if ordered.blank?
+      scope
+    elsif ordered == 'member' && current_ordergroup
+      scope.joins(:group_order_articles).merge(current_ordergroup.group_order_articles)
+    elsif ordered == 'all'
+      table = scope.arel_table
+      scope.where(table[:quantity].gt(0).or(table[:tolerance].gt(0)))
+    elsif ordered == 'supplier'
+      scope.ordered
+    else
+      scope.none # as a hint that it's an invalid value
+    end
+  end
+end

app/models/article.rb

@@ -43,6 +43,12 @@ class Article < ApplicationRecord
   # @!attribute article_prices
   #   @return [Array<ArticlePrice>] Price history (current price first).
   has_many :article_prices, -> { order("created_at DESC") }
+  # @!attribute order_articles
+  #   @return [Array<OrderArticle>] Order articles for this article.
+  has_many :order_articles
+  # @!attribute order
+  #   @return [Array<Order>] Orders this article appears in.
+  has_many :orders, through: :order_articles
 
   # Replace numeric seperator with database format
   localize_input_of :price, :tax, :deposit
@@ -68,6 +74,14 @@ class Article < ApplicationRecord
   before_save :update_price_history
   before_destroy :check_article_in_use
 
+  def self.ransackable_attributes(auth_object = nil)
+    %w(id name supplier_id article_category_id unit note manufacturer origin unit_quantity order_number)
+  end
+
+  def self.ransackable_associations(auth_object = nil)
+    %w(article_category supplier order_articles orders)
+  end
+
   # Returns true if article has been updated at least 2 days ago
   def recently_updated
     updated_at > 2.days.ago

app/models/order_article.rb

@@ -20,6 +20,14 @@ class OrderArticle < ApplicationRecord
   before_create :init_from_balancing
   after_destroy :update_ordergroup_prices
 
+  def self.ransackable_attributes(auth_object = nil)
+    %w(id order_id article_id quantity tolerance units_to_order)
+  end
+
+  def self.ransackable_associations(auth_object = nil)
+    %w(order article)
+  end
+
   # This method returns either the ArticlePrice or the Article
   # The first will be set, when the the order is finished
   def price

app/models/ordergroup.rb

@@ -13,7 +13,8 @@ class Ordergroup < Group
 
   has_many :financial_transactions
   has_many :group_orders
-  has_many :orders, :through => :group_orders
+  has_many :orders, through: :group_orders
+  has_many :group_order_articles, through: :group_orders
 
   validates_numericality_of :account_balance, :message => I18n.t('ordergroups.model.invalid_balance')
   validate :uniqueness_of_name, :uniqueness_of_members

app/models/stock_article.rb

@@ -9,6 +9,16 @@ class StockArticle < Article
 
   before_destroy :check_quantity
 
+  ransack_alias :quantity_available, :quantity # in-line with {StockArticleSerializer}
+
+  def self.ransackable_attributes(auth_object = nil)
+    super(auth_object) - %w(supplier_id) + %w(quantity)
+  end
+
+  def self.ransackable_associations(auth_object = nil)
+    super(auth_object) - %w(supplier)
+  end
+
   # Update the quantity of items in stock
   def update_quantity!
     update_attribute :quantity, stock_changes.collect(&:quantity).sum

app/serializers/article_serializer.rb

@@ -0,0 +1,9 @@
+class ArticleSerializer < ActiveModel::Serializer
+  attributes :id, :name
+  attributes :supplier_id, :supplier_name
+  attributes :unit, :unit_quantity, :note, :manufacturer, :origin, :article_category_id
+
+  def supplier_name
+    object.supplier.try(:name)
+  end
+end

app/serializers/order_article_serializer.rb

@@ -0,0 +1,10 @@
+class OrderArticleSerializer < ActiveModel::Serializer
+  attributes :id, :order_id, :price
+  attributes :quantity, :tolerance, :units_to_order
+
+  has_one :article
+
+  def price
+    object.price.fc_price.to_f
+  end
+end

app/serializers/stock_article_serializer.rb

@@ -0,0 +1,7 @@
+class StockArticleSerializer < ArticleSerializer
+  attribute :quantity_available
+
+  def quantity_available
+    object.quantity
+  end
+end