Add break to ordergroup

In some foodcoops it is possible that ordergroups make a break. During that
they e.g. pay reduced or no membership fees and do not need to do work for
the foodcoop. This new fields make this visible to all members.

app/views/admin/ordergroups/_form.html.haml

@@ -5,6 +5,8 @@
     = f.input :contact_person
     = f.input :contact_phone
     = f.input :contact_address
+    = f.input :break_start, as: :date_picker
+    = f.input :break_end, as: :date_picker
     - if FoodsoftConfig[:use_apple_points]
       = f.input :ignore_apple_restriction, :label => false, :inline_label => true
   = render 'shared/group_form_fields', f: f, captured: captured

app/views/foodcoop/ordergroups/_ordergroups.html.haml

@@ -7,6 +7,7 @@
     %tr
       %th= heading_helper Ordergroup, :name
       %th= heading_helper Ordergroup, :user_tokens
+      %th= heading_helper Ordergroup, :break
       %th= heading_helper Ordergroup, :last_user_activity
       %th= heading_helper Ordergroup, :last_order
 
@@ -15,5 +16,9 @@
       %tr
         %td= ordergroup.name
         %td=h ordergroup.users.collect { |u| show_user(u) }.join(", ")
+        - if ordergroup.break_start? or ordergroup.break_end?
+          %td= raw t '.break', start: format_date(ordergroup.break_start), end: format_date(ordergroup.break_end)
+        - else
+          %td
         %td= format_date ordergroup.last_user_activity
         %td= format_date ordergroup.last_order.try(:starts)

app/views/shared/_group.html.haml

@@ -6,6 +6,9 @@
     %dd=h group.contact
     %dt= heading_helper(Ordergroup, :contact_address) + ':'
     %dd= link_to_gmaps group.contact_address
+  %dt= heading_helper(Ordergroup, :break) + ':'
+  - if group.break_start? or group.break_end?
+    %dd= raw t '.break', start: format_date(group.break_start), end: format_date(group.break_end)
   - if group.is_a?(Workgroup)
     %dt= t('.access') + ':'
     %dd= format_roles(group)