PHP code example of mannikj / laravel-sti

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

mannikj / laravel-sti example snippets

Schema::table('table', function (Blueprint $table) {
    $table->sti()->nullable();
});

use MannikJ\Laravel\SingleTableInheritance\Traits\SingleTableInheritance;

class Root extends Model {
    use SingleTableInheritance;
}

class Sub1 extends Root {}

class Sub2 extends Root {}

use MannikJ\Laravel\SingleTableInheritance\Traits\SingleTableInheritance;

class Root extends Model {
    use SingleTableInheritance;

    protected $stiSubClasses = [
        Sub1::class, Sub2::class
    ]
}

class Sub1 extends Root {
    protected $stiSubClasses = [
        Sub3::class
    ]
}

class Sub2 extends Root {}

class Sub3 extends Sub1 {}

    public static function resolveTypeViaClass()
    {
        $type = (new \ReflectionClass(static::class))->getShortName();
        $type = str_replace('Component', '', $type);
        $type = strtolower($type);

        return static::isSubclass() 
            ? $type 
            : null;
    }


    public function resolveModelClassViaAttributes($attributes = [])
    {
        $type = $this->resolveTypeViaAttributes($attributes);

        // Map class to type
        $mapping = [
            'motif' => MotifComponent::class,
            'text' => TextComponent::class,
        ];
        
        return $type 
            ? data_get($mapping, $type) 
            : static::class;
    }

class Animal extends Model
{
    use SingleTableInheritance;

    protected $fillable = ['name'];

    public function resolveTypeViaAttributes($attributes = [])
    {
        if ($category = Category::find(Arr::get($attributes, 'category_id'))) {
            return $category->config_class;
        };
    }

    public function applyTypeCharacteristics($type)
    {
        $this->category_id = Category::where('config_class', $type)->first()?->id;
    }

    public function scopeSti(Builder $builder)
    {
        $builder->whereHas('category', function ($query) use ($builder) {
            $query->where('categories.config_class', static::class);
        });
    }

    public function category()
    {
        return $this->belongsTo(Category::class, 'category_id')->withDefault([
            'config_class' => static::class
        ]);
    }
}