Added activeAccordion method to Accordion.php

resources/views/layouts/accordion.blade.php

@@ -1,26 +1,26 @@
 <div id="accordion-{{$templateSlug}}" class="accordion mb-3">
     @foreach($manyForms as $name => $forms)
-        <div class="accordion-heading @if ($loop->index) collapsed @endif"
+        <div class="accordion-heading @if (!in_array($name, $open)) collapsed @endif"
              id="heading-{{\Illuminate\Support\Str::slug($name)}}"
              data-bs-toggle="collapse"
              data-bs-target="#collapse-{{\Illuminate\Support\Str::slug($name)}}"
-             aria-expanded="true"
+             aria-expanded="{{ in_array($name, $open) ? 'true' : 'false' }}"
              aria-controls="collapse-{{\Illuminate\Support\Str::slug($name)}}">
             <h6 class="btn btn-link btn-group-justified pt-2 pb-2 mb-0 pe-0 ps-0 d-flex align-items-center">
                 <x-orchid-icon path="bs.chevron-right" class="small me-2"/> {!! $name !!}
             </h6>
         </div>
 
         <div id="collapse-{{\Illuminate\Support\Str::slug($name)}}"
-             class="mt-2 collapse @if (!$loop->index) show @endif"
+             class="mt-2 collapse @if (in_array($name, $open)) show @endif"
              aria-labelledby="heading-{{\Illuminate\Support\Str::slug($name)}}"
              @if (!$stayOpen)
                  data-bs-parent="#accordion-{{$templateSlug}}"
-            @endif
+                @endif
         >
-                @foreach($forms as $form)
-                    {!! $form !!}
-                @endforeach
+            @foreach($forms as $form)
+                {!! $form !!}
+            @endforeach
         </div>
     @endforeach
 </div>

src/Screen/Layouts/Accordion.php

@@ -4,6 +4,7 @@
 
 namespace Orchid\Screen\Layouts;
 
+use Illuminate\Support\Arr;
 use Orchid\Screen\Layout;
 use Orchid\Screen\Repository;
 
@@ -17,11 +18,17 @@ abstract class Accordion extends Layout
      */
     protected $template = 'platform::layouts.accordion';
 
+    /**
+     * @var bool
+     */
+    private $openSet = false;
+
     /**
      * @var array
      */
     protected $variables = [
         'stayOpen' => false,
+        'open' => [],
     ];
 
     /**
@@ -32,6 +39,7 @@ abstract class Accordion extends Layout
     public function __construct(array $layouts = [])
     {
         $this->layouts = $layouts;
+        $this->variables['open'] = [array_key_first($this->layouts)];
     }
 
     /**
@@ -55,4 +63,25 @@ public function stayOpen(bool $stayOpen = true): self
 
         return $this;
     }
+
+    /**
+     * Set active accordion(s).
+     *
+     * @param string|array $activeAccordion
+     *
+     * @return $this
+     */
+    public function open(string|array $activeAccordion): self
+    {
+        $activeAccordion = Arr::wrap($activeAccordion);
+
+        $this->variables['open'] = $this->openSet
+            ? array_merge($this->variables['open'], $activeAccordion)
+            : $activeAccordion;
+
+        $this->openSet = true;
+
+        return $this;
+    }
+
 }