wip multi orders

app/controllers/finance/balancing_controller.rb

@@ -1,6 +1,7 @@
 class Finance::BalancingController < Finance::BaseController
   def index
-    @orders = Order.finished.page(params[:page]).per(@per_page).order('ends DESC')
+    @multi_orders = MultiOrder.includes(:orders, :group_orders).page(params[:page]).per(@per_page).order('ends DESC')
+    @orders = Order.finished.non_multi_order.page(params[:page]).per(@per_page).order('ends DESC')
   end
 
   def new

app/controllers/group_order_invoices_controller.rb

@@ -49,7 +49,7 @@ class GroupOrderInvoicesController < ApplicationController
     gos.each do |go|
       goi = GroupOrderInvoice.find_or_create_by!(group_order_id: go.id)
       goi.invoice_date = invoice_date
-      goi.invoice_number = goi.generate_invoice_number(1)
+      goi.invoice_number = goi.generate_invoice_number(GroupOrderInvoice, 1)
       goi.save!
     end
     respond_to do |format|

app/controllers/multi_orders_controller.rb

@@ -0,0 +1,77 @@
+class MultiOrdersController < ApplicationController
+  before_action :set_multi_order, only: [:generate_ordergroup_invoices]
+  def create
+    orders = Order.where(id: multi_order_params[:order_ids_for_multi_order])
+
+    unclosed_orders = orders.select { |order| order.closed? == false }
+    multi_orders = orders.select { |order| order.multi_order_id.present? }
+
+    if multi_order_params[:multi_order_ids_for_multi_multi_order].present?
+      #TODO: do the i18n and add a test
+      flash[:alert] = "Du kannst keine Multi-Bestellungen in eine Multi-Multi-Bestellung umwandeln."
+      redirect_to finance_order_index_path
+      return
+    end
+    if multi_orders.any? || unclosed_orders.any?
+      #TODO: do the i18n and add a test
+      flash[:alert] = "Die Bestellung ist noch nicht abgeschlossen oder ist bereits Teil einer Multi-Bestellung."
+      redirect_to finance_order_index_path
+      return
+    end
+
+    begin
+      @multi_order = MultiOrder.new
+      @multi_order.orders = orders
+      @multi_order.ends = orders.map(&:ends).max
+      @multi_order.save!
+      puts "
+      " + "______________" + "
+      " + "______________" + "
+      " + "______________" + "
+      " + "#{@multi_order.errors.inspect}" + "
+      " + "______________"+ "
+      " + "______________"+ "
+      " + "______________"
+
+      #create multi group orders
+      all_group_orders = orders.flat_map(&:group_orders)
+
+      grouped_by_ordergroup = all_group_orders.group_by(&:ordergroup_id)
+
+      grouped_by_ordergroup.each do |ordergroup_id, group_orders|
+        multi_group_order = MultiGroupOrder.create!(
+          multi_order: @multi_order, group_orders: group_orders
+        )
+
+        # Now, associate each group_order with the new multi_group_order
+        group_orders.each do |group_order|
+          group_order.update!(multi_group_order: multi_group_order)
+        end
+      end
+      redirect_to finance_order_index_path
+    rescue ActiveRecord::RecordInvalid => e
+      flash[:alert] = t('errors.general_msg', msg: e.message)
+      redirect_to finance_order_index_path
+    end
+
+  end
+
+  def generate_ordergroup_invoices
+    @multi_order.group_orders.group_by(&:ordergroup_id).each do |_, group_orders|
+      OrdergroupInvoice.create!(group_orders: group_orders)
+    end
+    redirect_to finance_order_index_path, notice: t('finance.balancing.close.notice')
+  rescue StandardError => e
+    redirect_to finance_order_index_path, alert: t('errors.general_msg', msg: e.message)
+  end
+
+  private
+
+  def set_multi_order
+    @multi_order = MultiOrder.find(params[:id])
+  end
+
+  def multi_order_params
+    params.permit(:id, order_ids_for_multi_order: [], multi_order_ids_for_multi_multi_order: [])
+  end
+end

app/controllers/ordergroup_invoices_controller.rb

@@ -0,0 +1,56 @@
+class OrdergroupInvoicesController < ApplicationController
+  include Concerns::SendGroupOrderInvoicePdf
+  before_action :authenticate_finance
+  # download create and new ordergroupinvoice
+  # has multiple group orders and one ordergroup
+
+  def new
+    @ordergroup_invoice = OrdergroupInvoice.new
+    @ordergroup_invoice.payment_method = FoodsoftConfig[:ordergroup_invoices][:payment_method] || I18n.t('activerecord.attributes.ordergroup_invoice.payment_method')
+    @ordergroup_invoice.sepa_sequence_type = params[:sepa_sequence_type]
+  end
+
+  def show
+    @ordergroup_invoice = OrdergroupInvoice.find(params[:id])
+    raise RecordInvalid unless FoodsoftConfig[:contact][:tax_number]
+
+    respond_to do |format|
+      format.html do
+        send_group_order_invoice_pdf @ordergroup_invoice if FoodsoftConfig[:contact][:tax_number]
+      end
+      format.pdf do
+        send_group_order_invoice_pdf @ordergroup_invoice if FoodsoftConfig[:contact][:tax_number]
+      end
+    end
+  rescue ActiveRecord::RecordInvalid => e
+    redirect_back fallback_location: root_path, notice: 'Something went wrong', alert: I18n.t('errors.general_msg', msg: "#{e} " + I18n.t('errors.check_tax_number'))
+  end
+
+  def create
+    gos = GroupOrder.where(id: params[:group_order_ids])
+    begin
+      OrdergroupInvoice.create!(group_order_ids: gos)
+      respond_to do |format|
+        format.js
+      end
+    rescue StandardError => e
+      redirect_back fallback_location: root_path, notice: 'Something went wrong', :alert => I18n.t('errors.general_msg', :msg => e)
+    end
+  end
+
+  def create_multiple
+    invoice_date = params[:ordergroup_invoce][:invoice_date]
+    multi_order_id = params[:ordergroup_invoce][:multi_order_id]
+    @multi_order = MultiOrder.find(multi_order_id)
+    multi_group_orders = MultiGroupOrder.where("multi_order_id = ?", multi_order_id)
+    mutli_group_orders.each do |multi_group_order|
+      ordergroup_invoice = OrdergroupInvoice.find_or_create_by!(multi_group_order: multi_group_order)
+      ordergroup_invoice.invoice_date = invoice_date
+      ordergroup_invoice.invoice_number = ordergroup_invoice.generate_invoice_number(OrdergroupInvoice, 1)
+      ordergroup_invoice.save!
+    end
+    respond_to do |format|
+      format.js
+    end
+  end
+end