change to use Virtual table for Poller Performance report

Netdisco/lib/App/Netdisco/DB/Result/Virtual/PollerPerformance.pm

@@ -0,0 +1,42 @@
+package App::Netdisco::DB::Result::Virtual::PollerPerformance;
+
+use strict;
+use warnings;
+
+use base 'DBIx::Class::Core';
+
+__PACKAGE__->table_class('DBIx::Class::ResultSource::View');
+
+__PACKAGE__->table('poller_performance');
+__PACKAGE__->result_source_instance->is_virtual(1);
+__PACKAGE__->result_source_instance->view_definition(<<ENDSQL
+  SELECT action, entered, to_char( entered, 'YYYY - MM - DD HH24:MI:SS' ) AS entered_stamp,
+      COUNT( device ) AS number, MIN( started ) AS start, MAX( finished ) AS end,
+      justify_interval( extract ( epoch FROM( max( finished ) - min( started ) ) ) * interval '1 second' ) AS elapsed 
+    FROM admin
+    WHERE action IN ( 'discover', 'macsuck', 'arpnip' ) 
+    GROUP BY action, entered 
+    HAVING count( device ) > 1 
+    ORDER BY elapsed DESC, entered DESC 
+    LIMIT 15
+ENDSQL
+);
+
+__PACKAGE__->add_columns(
+  "action",
+  { data_type => "text", is_nullable => 1 },
+  "entered",
+  { data_type => "timestamp", is_nullable => 1 },
+  "entered_stamp",
+  { data_type => "text", is_nullable => 1 },
+  "number",
+  { data_type => "integer", is_nullable => 1 },
+  "start",
+  { data_type => "timestamp", is_nullable => 1 },
+  "end",
+  { data_type => "timestamp", is_nullable => 1 },
+  "elapsed",
+  { data_type => "interval", is_nullable => 1 },
+);
+
+1;

Netdisco/lib/App/Netdisco/Web/Plugin/AdminTask/PollerPerformance.pm

@@ -13,26 +13,7 @@ register_admin_task({
 });
 
 ajax '/ajax/content/admin/performance' => require_role admin => sub {
-    my $set = schema('netdisco')->resultset('Admin')
+    my $set = schema('netdisco')->resultset('Virtual::PollerPerformance');
-      ->search({
-        action => { -in => [qw/discover macsuck arpnip/] },
-      }, {
-        columns => [
-          'action', 'entered',
-          { entered_stamp => \"to_char(entered, 'YYYY-MM-DD HH24:MI:SS')" },
-        ],
-        select => [
-          { count => 'device', -as => 'number' },
-          { min => 'started',  -as => 'start' },
-          { max => 'finished', -as => 'end' },
-          \"justify_interval(extract(epoch from (max(finished) - min(started))) * interval '1 second') AS elapsed",
-        ],
-        as => [qw/ number start end elapsed /],
-        group_by => [qw/ action entered /],
-        having => \'count(device) > 1',
-        order_by => { -desc => [qw/ entered elapsed /] },
-        rows => 50,
-      });
 
     content_type('text/html');
     template 'ajax/admintask/performance.tt', {

Netdisco/share/views/ajax/admintask/performance.tt

@@ -16,11 +16,11 @@
     [% WHILE (row = results.next) %]
     <tr>
       <td class="nd_center-cell">[% row.action.ucfirst | html_entity %]</td>
-      <td class="nd_center-cell">[% row.get_column('number')  | html_entity %]</td>
+      <td class="nd_center-cell">[% row.number  | html_entity %]</td>
-      <td class="nd_center-cell">[% row.get_column('entered_stamp') | html_entity %]</td>
+      <td class="nd_center-cell">[% row.entered_stamp | html_entity %]</td>
-      <td class="nd_center-cell">[% row.get_column('start')   | html_entity %]</td>
+      <td class="nd_center-cell">[% row.start   | html_entity %]</td>
-      <td class="nd_center-cell">[% row.get_column('end')     | html_entity %]</td>
+      <td class="nd_center-cell">[% row.end     | html_entity %]</td>
-      <td class="nd_center-cell">[% row.get_column('elapsed') | html_entity %]</td>
+      <td class="nd_center-cell">[% row.elapsed | html_entity %]</td>
     </tr>
     [% END %]
   </tbody>