adding code parameter to line item

Author: nan-apps

lib/afip_bill/line_item.rb

@@ -1,12 +1,13 @@
 module AfipBill
   class LineItem
-    attr_reader :name, :quantity, :imp_unitario, :iva    
+    attr_reader :name, :quantity, :imp_unitario, :iva, :code
 
-    def initialize(name, quantity, imp_unitario, iva=21)
+    def initialize(name, quantity, imp_unitario, iva=21, code=nil)
       @name = name
       @quantity = quantity
       @imp_unitario = imp_unitario
       @iva = iva
+      @code = code
     end
 
     def imp_total_unitario

lib/afip_bill/views/bills/factura_a.html.erb

@@ -12,8 +12,10 @@
 <div style="left:492.17px;top:267.68px" class="cls_011"><span class="cls_011">IVA</span></div>
 
 <% top = 283 %>
-<% @line_items.each_with_index do |line_item, index| %>
-  <div style="left:18.00px;top:<%= top %>px" class="cls_008"><span class="cls_008"><%= (index + 1).to_s.rjust(3, "0") %></span></div>
+<% @line_items.each_with_index do |line_item, index| 
+  item_code = line_item.code || index + 1
+  %>
+  <div style="left:18.00px;top:<%= top %>px" class="cls_008"><span class="cls_008"><%= item_code.to_s.rjust(3, "0") %></span></div>
   <div style="left:57.00px;top:<%= top %>px" class="cls_008"><span class="cls_008"><%= line_item.name %></span></div>
   <div style="width:60px;left:290.30px;top:<%= top %>px" class="cls_008"><span style="position:absolute;right:0" class="cls_008"><%= line_item.quantity.to_s.tr(".", ",") %> </span></div>
   <!--<div style="left:288.30px;top:<%= top %>px" class="cls_012"><span class="cls_012">unidades</span></div>-->

lib/afip_bill/views/bills/factura_b.html.erb

@@ -10,8 +10,10 @@
 <div style="left:520.50px;top:270.66px" class="cls_011"><span class="cls_011">Subtotal</span></div>
 
 <% top = 293 %>
-  <% @line_items.each_with_index do |line_item, index| %>
-  <div style="left:18.00px;top:<%= top %>px" class="cls_008"><span class="cls_008"><%= (index + 1).to_s.rjust(3, "0") %></span></div>
+  <% @line_items.each_with_index do |line_item, index| 
+    item_code = line_item.code || index + 1
+    %>
+  <div style="left:18.00px;top:<%= top %>px" class="cls_008"><span class="cls_008"><%= item_code.to_s.rjust(3, "0") %></span></div>
   <div style="left:57.00px;top:<%= top %>px" class="cls_008"><span class="cls_008"><%= line_item.name %></span></div>
   <div style="width:60px;left:392px;top:<%= top %>px" class="cls_008"><span class="cls_008"><%= line_item.quantity.round(2).to_s.tr(".", ",") %></span></div>
   <!-- <div style="left:268.30px;top:<%= top %>px" class="cls_012"><span class="cls_012">unidades</span></div> -->