wip

Author: iamgergo

src/Fields/OptGroup.php

@@ -0,0 +1,79 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Cone\Root\Fields;
+
+use Closure;
+use Cone\Root\Traits\HasAttributes;
+use Cone\Root\Traits\Makeable;
+use Illuminate\Contracts\Support\Arrayable;
+use Illuminate\Support\Traits\Conditionable;
+use JsonSerializable;
+
+class OptGroup implements Arrayable, JsonSerializable
+{
+    use Conditionable;
+    use HasAttributes;
+    use Makeable;
+
+    /**
+     * The options within the opt group.
+     *
+     * @var list<Option>
+     */
+    protected array $options = [];
+
+    /**
+     * Create a new opt group instance.
+     */
+    public function __construct(protected string $label, array $options)
+    {
+        $this->options = array_map(function (Option|int|string $item, int|string $key): Option {
+            return match (true) {
+                $item instanceof Option => $item,
+                default => new Option((string) $key, (string) $item),
+            };
+        }, $options, array_keys($options));
+    }
+
+    /**
+     * Set the "disabled" HTML attribute.
+     */
+    public function disabled(bool $value = true): static
+    {
+        return $this->setAttribute('disabled', $value);
+    }
+
+    /**
+     * Set the "selected" HTML attribute.
+     */
+    public function selected(bool|Closure $value = true): static
+    {
+        foreach ($this->options as $option) {
+            $option->selected($value);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Convert the element to a JSON serializable format.
+     */
+    public function jsonSerialize(): array
+    {
+        return $this->toArray();
+    }
+
+    /**
+     * Get the array representation of the object.
+     */
+    public function toArray(): array
+    {
+        return [
+            'attrs' => $this->newAttributeBag(),
+            'label' => $this->label,
+            'options' => array_map(fn (Option $option): array => $option->toArray(), $this->options),
+        ];
+    }
+}

src/Fields/Option.php

@@ -4,6 +4,7 @@
 
 namespace Cone\Root\Fields;
 
+use Closure;
 use Cone\Root\Traits\HasAttributes;
 use Cone\Root\Traits\Makeable;
 use Illuminate\Contracts\Support\Arrayable;
@@ -44,8 +45,10 @@ public function disabled(bool $value = true): static
     /**
      * Set the "selected" HTML attribute.
      */
-    public function selected(bool $value = true): static
+    public function selected(bool|Closure $value = true): static
     {
+        $value = $value instanceof Closure ? call_user_func_array($value, [$this]) : $value;
+
         return $this->setAttribute('selected', $value);
     }
 

src/Fields/Select.php

@@ -120,13 +120,18 @@ public function resolveOptions(Request $request, Model $model): array
 
         $value = Arr::wrap($this->resolveValue($request, $model));
 
+        $value = array_map(fn (mixed $v): mixed => enum_value($v), $value);
+
         return array_map(function (mixed $label, mixed $option) use ($value): array {
-            $option = $label instanceof Option ? $label : $this->newOption($option, $label);
+            $option = match (true) {
+                $option instanceof Option => $option,
+                is_array($label) => new OptGroup((string) $option, (array) $label),
+                default => $this->newOption($option, $label),
+            };
 
-            $option->selected(in_array(
-                $option->getAttribute('value'),
-                array_map(fn (mixed $v): mixed => enum_value($v), $value)
-            ));
+            $option->selected(static function (Option $option) use ($value): bool {
+                return in_array($option->getAttribute('value'), $value);
+            });
 
             return $option->toArray();
         }, $options, array_keys($options));