Story#105314040 In admin contacts show all domains. Roles are missing

app/controllers/admin/contacts_controller.rb

@@ -45,7 +45,7 @@ class Admin::ContactsController < AdminController
   private
 
   def set_contact
-    @contact = Contact.includes(domains: :registrar).find(params[:id])
+    @contact = Contact.find(params[:id])
   end
 
   def contact_params

app/models/contact.rb

@@ -349,6 +349,26 @@ class Contact < ActiveRecord::Base
     "#{code} #{name}"
   end
 
+
+  # what we can do load firstly by registrant
+  # if total is smaller than needed, the load more
+  # we also need to sort by valid_to
+  def all_domains(page: nil, per: nil)
+    sql = %Q{id IN (
+              select domain_id from domain_contacts where contact_id=#{id}
+              UNION
+              select id from domains where registrant_id=#{id}
+            )}
+
+
+    # sql = Domain.joins(:domain_contacts).where(domain_contacts: {contact_id: id}).select("#{Domain.table_name}.*".freeze, "'domain_contacts' AS style").
+    #     union(registrant_domains.select("#{Domain.table_name}.*".freeze, "'registrant_domains' AS style")).to_sql
+    # merged_sql = "select #{Domain.column_names.join(',')}, array_agg (t.style) over (partition by t.id) style from (#{sql} limit #{per.to_i}) t"
+    domains    = Domain.where(sql).order("valid_to DESC NULLS LAST").includes(:registrar).page(page).per(per)
+
+    domains
+  end
+
   def set_linked
     statuses << LINKED if statuses.detect { |s| s == LINKED }.blank?
   end

app/views/admin/contacts/partials/_domains.haml

@@ -1,15 +1,20 @@
+- domains = @contact.all_domains(page: params[:domain_page], per: 20)
 #contacts.panel.panel-default
   .panel-heading= t(:domains)
   .table-responsive
     %table.table.table-hover.table-bordered.table-condensed
       %thead
         %tr
-          %th{class: 'col-xs-4'}= t(:domain_name)
-          %th{class: 'col-xs-4'}= t(:registrar)
-          %th{class: 'col-xs-4'}= t(:valid_to)
+          %th{class: 'col-xs-3'}= t(:domain_name)
+          %th{class: 'col-xs-3'}= t(:registrar)
+          %th{class: 'col-xs-3'}= t(:valid_to)
+          %th{class: 'col-xs-3'}= t(:roles)
       %tbody
-        - @contact.registrant_domains.each do |x|
+        - domains.each do |x|
           %tr
             %td= link_to(x.name, [:admin, x])
             %td= link_to(x.registrar, [:admin, x.registrar])
             %td= l(x.valid_to, format: :short)
+            %td= t(:registrar)
+
+= paginate domains, param_name: :domain_page