<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\BelongsToMany;

class AttributeValue extends Model
{
    protected $fillable = [
        'attribute_id',
        'value',
        'slug',
    ];

    /**
     * Gehört zu einem Attribut.
     */
    public function attribute(): BelongsTo
    {
        return $this->belongsTo(Attribute::class);
    }

    /**
     * Kann mehreren Produkt-Varianten zugeordnet sein.
     */
    public function productVariants(): BelongsToMany
    {
        return $this->belongsToMany(ProductVariant::class, 'product_variant_attributes');
    }
}