exchange-2.0/app/Models/Country.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Database\Eloquent\SoftDeletes;

/**
 * Class Country
 * @package App\Models
 *
 * @property string $name
 * @property string $short_code
 * @property string $phone_code
 */
class Country extends AbstractModel
{
    use SoftDeletes;

    protected $table = 'countries';

    /**
     * Get the attributes that should be cast.
     *
     * @return array<string, string>
     */
    protected function casts(): array
    {
        return [
            'deleted_at' => 'datetime',
        ];
    }

    protected $fillable = ['name', 'short_code', 'phone_code'];

    /**
     * @return HasMany
     */
    public function currencies(): HasMany
    {
        return $this->HasMany(Currency::class, 'country_id', 'id');
    }
}