sfp_api_laravel_ginastica_cerebro/app/Models/ClassPackageUnitProduct.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

/**
 * @property int $id
 * @property int $class_package_unit_id
 * @property int $product_id
 * @property int $quantity
 * @property float $price
 * @property \Carbon\Carbon $created_at
 * @property \Carbon\Carbon $updated_at
 */
class ClassPackageUnitProduct extends Model
{
    use HasFactory;

    protected $table = 'class_package_unit_products';

    protected $guarded = ['id'];

    protected $casts = [
        'quantity'   => 'integer',
        'price'      => 'float',
        'created_at' => 'datetime',
        'updated_at' => 'datetime',
    ];

    public function packageUnit(): BelongsTo
    {
        return $this->belongsTo(ClassPackageUnit::class, 'class_package_unit_id');
    }

    public function product(): BelongsTo
    {
        return $this->belongsTo(Product::class);
    }
}