<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class WhatsappSystemConfig extends Model
{
    protected $table = 'whatsapp_system_config';

    protected $fillable = ['config_key', 'config_value', 'description'];

    public static function get(string $key, string $default = ''): string
    {
        $record = static::where('config_key', $key)->first();
        return $record ? ($record->config_value ?? $default) : $default;
    }

    public static function set(string $key, string $value): void
    {
        static::updateOrCreate(
            ['config_key' => $key],
            ['config_value' => $value]
        );
    }
}