Introduce (Host|Service)Header class

- Use this class to create object header for host and service
- Remove previous implementation
- Add required changes to `object-header.less`
- StateList: Remove now unused NoSubjectLink

wip

application/controllers/HostController.php

@@ -19,10 +19,10 @@
 use Icinga\Module\Icingadb\Redis\VolatileStateResults;
 use Icinga\Module\Icingadb\Web\Controller;
 use Icinga\Module\Icingadb\Widget\Detail\HostDetail;
+use Icinga\Module\Icingadb\Widget\Detail\HostHeader;
 use Icinga\Module\Icingadb\Widget\Detail\HostInspectionDetail;
 use Icinga\Module\Icingadb\Widget\Detail\HostMetaInfo;
 use Icinga\Module\Icingadb\Widget\Detail\QuickActions;
-use Icinga\Module\Icingadb\Widget\ItemList\HostList;
 use Icinga\Module\Icingadb\Widget\ItemList\HistoryList;
 use Icinga\Module\Icingadb\Widget\ItemList\ServiceList;
 use ipl\Stdlib\Filter;
@@ -57,6 +57,8 @@ public function init()
         $this->host = $host;
         $this->loadTabsForObject($host);
 
+        $this->addControl(new HostHeader($this->host));
+
         $this->setTitleTab($this->getRequest()->getActionName());
         $this->setTitle($host->display_name);
     }
@@ -72,10 +74,6 @@ public function indexAction()
             $this->controls->addAttributes(['class' => 'overdue']);
         }
 
-        $this->addControl((new HostList([$this->host]))
-            ->setViewMode('objectHeader')
-            ->setDetailActionsDisabled()
-            ->setNoSubjectLink());
         $this->addControl(new HostMetaInfo($this->host));
         $this->addControl(new QuickActions($this->host));
 
@@ -97,10 +95,6 @@ public function sourceAction()
             $this->controls->addAttributes(['class' => 'overdue']);
         }
 
-        $this->addControl((new HostList([$this->host]))
-            ->setViewMode('objectHeader')
-            ->setDetailActionsDisabled()
-            ->setNoSubjectLink());
         $this->addContent(new HostInspectionDetail(
             $this->host,
             reset($apiResult)
@@ -158,10 +152,6 @@ public function historyAction()
 
         yield $this->export($history);
 
-        $this->addControl((new HostList([$this->host]))
-            ->setViewMode('objectHeader')
-            ->setDetailActionsDisabled()
-            ->setNoSubjectLink());
         $this->addControl($sortControl);
         $this->addControl($limitControl);
         $this->addControl($viewModeSwitcher);
@@ -221,10 +211,6 @@ public function servicesAction()
         $serviceList = (new ServiceList($services))
             ->setViewMode($viewModeSwitcher->getViewMode());
 
-        $this->addControl((new HostList([$this->host]))
-            ->setViewMode('objectHeader')
-            ->setDetailActionsDisabled()
-            ->setNoSubjectLink());
         $this->addControl($paginationControl);
         $this->addControl($sortControl);
         $this->addControl($limitControl);
@@ -288,6 +274,6 @@ protected function getCommandTargetsUrl(): Url
 
     protected function getDefaultTabControls(): array
     {
-        return [(new HostList([$this->host]))->setDetailActionsDisabled()->setNoSubjectLink()];
+        return [(new HostHeader($this->host))];
     }
 }

application/controllers/ServiceController.php

@@ -18,10 +18,10 @@
 use Icinga\Module\Icingadb\Web\Controller;
 use Icinga\Module\Icingadb\Widget\Detail\QuickActions;
 use Icinga\Module\Icingadb\Widget\Detail\ServiceDetail;
+use Icinga\Module\Icingadb\Widget\Detail\ServiceHeader;
 use Icinga\Module\Icingadb\Widget\Detail\ServiceInspectionDetail;
 use Icinga\Module\Icingadb\Widget\Detail\ServiceMetaInfo;
 use Icinga\Module\Icingadb\Widget\ItemList\HistoryList;
-use Icinga\Module\Icingadb\Widget\ItemList\ServiceList;
 use ipl\Stdlib\Filter;
 use ipl\Web\Url;
 
@@ -65,6 +65,8 @@ public function init()
         $this->service = $service;
         $this->loadTabsForObject($service);
 
+        $this->addControl(new ServiceHeader($this->service));
+
         $this->setTitleTab($this->getRequest()->getActionName());
         $this->setTitle(
             t('%s on %s', '<service> on <host>'),
@@ -79,10 +81,6 @@ public function indexAction()
             $this->controls->addAttributes(['class' => 'overdue']);
         }
 
-        $this->addControl((new ServiceList([$this->service]))
-            ->setViewMode('objectHeader')
-            ->setDetailActionsDisabled()
-            ->setNoSubjectLink());
         $this->addControl(new ServiceMetaInfo($this->service));
         $this->addControl(new QuickActions($this->service));
 
@@ -104,10 +102,6 @@ public function sourceAction()
             $this->controls->addAttributes(['class' => 'overdue']);
         }
 
-        $this->addControl((new ServiceList([$this->service]))
-            ->setViewMode('objectHeader')
-            ->setDetailActionsDisabled()
-            ->setNoSubjectLink());
         $this->addContent(new ServiceInspectionDetail(
             $this->service,
             reset($apiResult)
@@ -166,10 +160,6 @@ public function historyAction()
 
         yield $this->export($history);
 
-        $this->addControl((new ServiceList([$this->service]))
-            ->setViewMode('objectHeader')
-            ->setDetailActionsDisabled()
-            ->setNoSubjectLink());
         $this->addControl($sortControl);
         $this->addControl($limitControl);
         $this->addControl($viewModeSwitcher);
@@ -242,6 +232,6 @@ protected function getCommandTargetsUrl(): Url
 
     protected function getDefaultTabControls(): array
     {
-        return [(new ServiceList([$this->service]))->setDetailActionsDisabled()->setNoSubjectLink()];
+        return [new ServiceHeader($this->service)];
     }
 }

library/Icingadb/Widget/Detail/BaseHostAndServiceHeader.php

@@ -0,0 +1,51 @@
+<?php
+
+/* Icinga DB Web | (c) 2024 Icinga GmbH | GPLv2 */
+
+namespace Icinga\Module\Icingadb\Widget\Detail;
+
+use Icinga\Module\Icingadb\Common\ListItemMinimalLayout;
+use ipl\Html\Attributes;
+use ipl\Html\HtmlElement;
+use ipl\Html\Text;
+use ipl\Html\ValidHtml;
+use ipl\Orm\Model;
+
+class BaseHostAndServiceHeader extends BaseObjectHeader
+{
+    use HostAndServiceHeaderUtils;
+    use ListItemMinimalLayout;
+
+    protected function getObject(): Model
+    {
+        return $this->object;
+    }
+
+    protected function getSubject(): ValidHtml
+    {
+        return new HtmlElement(
+            'span',
+            Attributes::create(['class' => 'subject']),
+            Text::create($this->object->display_name)
+        );
+    }
+
+    protected function getStateBallSize(): string
+    {
+        return ''; // not required because the parent class overrides the assembleVisual method
+    }
+
+    protected function wantIconImage(): bool
+    {
+        return isset($this->object->icon_image->icon_image);
+    }
+
+    protected function assemble(): void
+    {
+        $this->add([
+            $this->createVisual(),
+            $this->createIconImage(),
+            $this->createMain()
+        ]);
+    }
+}

library/Icingadb/Widget/Detail/BaseObjectHeader.php

@@ -7,11 +7,8 @@
 use ipl\Html\Attributes;
 use ipl\Html\BaseHtmlElement;
 use ipl\Html\HtmlElement;
-use ipl\Html\Text;
 use ipl\I18n\Translation;
 use ipl\Orm\Model;
-use ipl\Web\Widget\StateBall;
-use ipl\Web\Widget\TimeSince;
 
 abstract class BaseObjectHeader extends BaseHtmlElement
 {
@@ -55,11 +52,6 @@ protected function assembleVisual(BaseHtmlElement $visual): void
     {
     }
 
-    protected function getStateBallSize(): string
-    {
-        return StateBall::SIZE_BIG;
-    }
-
     protected function createCaption(): BaseHtmlElement
     {
         $caption = new HtmlElement('section', Attributes::create(['class' => 'caption']));
@@ -87,21 +79,6 @@ protected function createMain(): BaseHtmlElement
         return $main;
     }
 
-    protected function createTimestamp(): ?BaseHtmlElement
-    {
-        //TODO: add support for host/service
-        return new TimeSince($this->object->state->last_state_change->getTimestamp());
-    }
-
-    protected function createSubject(): BaseHtmlElement
-    {
-        return new HtmlElement(
-            'span',
-            Attributes::create(['class' => 'subject']),
-            Text::create($this->object->display_name)
-        );
-    }
-
     protected function createTitle(): BaseHtmlElement
     {
         $title = new HtmlElement('div', Attributes::create(['class' => 'title']));