<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Support\Carbon;

final class CounselingOneOnOne extends Model
{
    // ⚠️ 기본 table은 의미 없음. queryForYear()로 강제 지정해서 씀.
    protected $table = 'counseling_one_on_one_'.'0000';

    protected $primaryKey = 'seq';
    public $incrementing = true;
    public $timestamps = false;

    protected $guarded = [];

    public static function queryForYear(int $year): Builder
    {
        $m = new static();
        $m->setTable('counseling_one_on_one_'.$year);
        return $m->newQuery();
    }

    public function regdateCarbon(): ?Carbon
    {
        $v = $this->regdate ?? null;
        if (!$v) return null;
        try {
            return Carbon::parse($v);
        } catch (\Throwable) {
            return null;
        }
    }
}