feature: Add enum support for column casting

src/Concerns/RulesValidation.php

@@ -4,10 +4,12 @@
 
 namespace WendellAdriel\Lift\Concerns;
 
+use BackedEnum;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Support\Collection;
 use Illuminate\Support\Facades\Validator;
 use Illuminate\Validation\ValidationException;
+use UnitEnum;
 use WendellAdriel\Lift\Attributes\Config;
 use WendellAdriel\Lift\Attributes\CreateRules;
 use WendellAdriel\Lift\Attributes\Rules;
@@ -82,6 +84,32 @@ public static function updateValidationMessages(): array
         return self::formatValidationMessages(self::$modelUpdateMessages);
     }
 
+    /**
+     * Return a scalar value for the given value that might be an enum.
+     *
+     * @internal
+     *
+     * @template TValue
+     * @template TDefault
+     *
+     * @param  TValue  $value
+     * @param  TDefault|callable(TValue): TDefault  $default
+     * @return ($value is empty ? TDefault : mixed)
+     */
+    private static function enumValue($value, $default = null)
+    {
+        if (function_exists('Illuminate\Support\enum_value')) {
+            return \Illuminate\Support\enum_value($value, $default);
+        }
+
+        return transform($value, fn ($value) => match (true) {
+            $value instanceof BackedEnum => $value->value,
+            $value instanceof UnitEnum => $value->name,
+
+            default => $value,
+        }, $default ?? $value);
+    }
+
     /**
      * @param  Collection<PropertyInfo>  $properties
      *
@@ -90,10 +118,10 @@ public static function updateValidationMessages(): array
     private static function applyValidations(Collection $properties): void
     {
         $validatedProperties = self::getPropertiesForAttributes($properties, [Rules::class]);
-        $data = $validatedProperties->mapWithKeys(fn ($property) => [$property->name => $property->value]);
+        $data = $validatedProperties->mapWithKeys(fn ($property) => [$property->name => static::enumValue($property->value)]);
 
         $configProperties = self::getPropertiesForAttributes($properties, [Config::class]);
-        $data = $data->merge($configProperties->mapWithKeys(fn ($property) => [$property->name => $property->value]));
+        $data = $data->merge($configProperties->mapWithKeys(fn ($property) => [$property->name => static::enumValue($property->value)]));
 
         $validator = Validator::make(
             data: $data->toArray(),
@@ -114,7 +142,7 @@ private static function applyValidations(Collection $properties): void
     private static function applyCreateValidations(Collection $properties): void
     {
         $validatedProperties = self::getPropertiesForAttributes($properties, [CreateRules::class]);
-        $data = $validatedProperties->mapWithKeys(fn ($property) => [$property->name => $property->value]);
+        $data = $validatedProperties->mapWithKeys(fn ($property) => [$property->name => static::enumValue($property->value)]);
 
         $validator = Validator::make(
             data: $data->toArray(),
@@ -135,7 +163,7 @@ private static function applyCreateValidations(Collection $properties): void
     private static function applyUpdateValidations(Collection $properties): void
     {
         $validatedProperties = self::getPropertiesForAttributes($properties, [UpdateRules::class]);
-        $data = $validatedProperties->mapWithKeys(fn ($property) => [$property->name => $property->value]);
+        $data = $validatedProperties->mapWithKeys(fn (PropertyInfo $property) => [$property->name => static::enumValue($property->value)]);
 
         $validator = Validator::make(
             data: $data->toArray(),

src/Lift.php

@@ -340,7 +340,7 @@ private static function getPropertiesForAttributes(Collection $properties, array
     {
         return $properties->filter(
             fn ($property) => $property->attributes->contains(
-                fn ($attribute) => in_array($attribute->getName(), $attributes)
+                fn ($attribute) => in_array($attribute->getName(), $attributes, true)
             )
         );
     }

tests/Datasets/Article.php

@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Datasets;
+
+use Illuminate\Database\Eloquent\Model;
+use Tests\Datasets\Enums\ArticleStatusEnum;
+use WendellAdriel\Lift\Attributes\Cast;
+use WendellAdriel\Lift\Attributes\PrimaryKey;
+use WendellAdriel\Lift\Attributes\Rules;
+use WendellAdriel\Lift\Lift;
+
+class Article extends Model
+{
+    use Lift;
+
+    #[PrimaryKey]
+    public int $id;
+
+    #[Cast(ArticleStatusEnum::class)]
+    #[Rules(['required', 'string', 'in:draft.published,archived'], ['required' => 'The book name cannot be empty', 'in' => 'The status must be draft, published or archived'])]
+    public ArticleStatusEnum $status;
+
+    protected $fillable = [
+        'status',
+    ];
+}

tests/Datasets/Enums/ArticleStatusEnum.php

@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Datasets\Enums;
+
+enum ArticleStatusEnum: string
+{
+    case DRAFT = 'draft';
+    case PUBLISHED = 'published';
+    case ARCHIVED = 'archived';
+}

tests/Feature/CastTest.php

@@ -158,3 +158,17 @@
         ->and($product->expires_at->format('Y-m-d H:i:s'))->toBe('2023-12-31 23:59:59')
         ->and($product->json_column)->toBe(['foo' => 'bar']);
 });
+
+it('casts values when creating model with enum cast', closure: function () {
+    $article = \Tests\Datasets\Article::castAndCreate([
+        'status' => \Tests\Datasets\Enums\ArticleStatusEnum::ARCHIVED,
+    ]);
+
+    expect($article->status)->toBe(\Tests\Datasets\Enums\ArticleStatusEnum::ARCHIVED);
+
+    $this->assertDatabaseHas(\Tests\Datasets\Article::class, [
+        'status' => \Tests\Datasets\Enums\ArticleStatusEnum::ARCHIVED,
+        'id' => $article->id,
+    ]);
+    $this->assertSame(\Tests\Datasets\Enums\ArticleStatusEnum::ARCHIVED, $article->status);
+});

tests/TestCase.php

@@ -210,6 +210,12 @@ protected function setUp(): void
             $table->string('title');
             $table->timestamps();
         });
+
+        Schema::create('articles', function (Blueprint $table) {
+            $table->id('id');
+            $table->enum('status', ['draft', 'published', 'archived']);
+            $table->timestamps();
+        });
     }
 
     protected function getPackageProviders($app)