sam-api/app/Models/Barobill/BarobillConfig.php

<?php

namespace App\Models\Barobill;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

class BarobillConfig extends Model
{
    use SoftDeletes;

    protected $table = 'barobill_configs';

    protected $fillable = [
        'name',
        'environment',
        'cert_key',
        'corp_num',
        'base_url',
        'description',
        'is_active',
    ];

    protected $casts = [
        'is_active' => 'boolean',
    ];

    // =========================================================================
    // 헬퍼 메서드
    // =========================================================================

    public static function getActiveTest(): ?self
    {
        return static::where('environment', 'test')->where('is_active', true)->first();
    }

    public static function getActiveProduction(): ?self
    {
        return static::where('environment', 'production')->where('is_active', true)->first();
    }

    public static function getActive(bool $isTestMode): ?self
    {
        return $isTestMode ? static::getActiveTest() : static::getActiveProduction();
    }

    public function getEnvironmentLabelAttribute(): string
    {
        return $this->environment === 'test' ? '테스트' : '운영';
    }

    public function getMaskedCertKeyAttribute(): string
    {
        $key = $this->cert_key;
        if (strlen($key) <= 8) {
            return str_repeat('*', strlen($key));
        }

        return substr($key, 0, 4).'****'.substr($key, -4);
    }
}