Make section table view work request and event based

app/models/section.rb

@@ -29,6 +29,10 @@ class Section
     @active_lists = List.active_for_section(self.id)
   end
 
+  def active_orders
+    @active_orders ||= Order.active_for_supplier_and_section(supplier_id, id)
+  end
+
 
   def width
     self.path.last.try(:first).to_f - self.path.first.try(:first).to_f
@@ -66,9 +70,11 @@ class Section
     h[:tables] = []
     for table in tables
       ht = table.as_json
+      table_list = active_lists.find{|l| l.table_id == table.id}
       ht[:occupied] = occupied_tables.include?(table)
-      ht[:needs_help] = ht[:occupied] ? active_lists.find{|l| l.table_id == table.id}.try(:needs_help).present? : false
-      ht[:needs_payment] = ht[:occupied] ? active_lists.find{|l| l.table_id == table.id}.try(:needs_payment).present? : false
+      ht[:needs_help] = ht[:occupied] && table_list ? table_list.needs_help? : false
+      ht[:needs_payment] = ht[:occupied] && table_list ? table_list.needs_payment? : false
+      ht[:active_order] = ht[:occupied] && table_list ? active_orders.any?{|o| o.list_id == table_list.id } : false
       h[:tables] << ht
     end
     @for_tables_as_json = h