<?php

namespace Modules\Restaurant\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;

class Unit extends Model
{
    protected $fillable = [
        'restaurant_id',
        'user_id',
        'name',
        'short_name',
        'type',
        'base_unit_id',
        'operator',
        'operator_value',
        'priority',
        'version',
        'is_default',
        'status',
        'created_at',
        'updated_at',
        'deleted_at',
    ];

    public const TABLE_NAME = 'units';

    protected $table = self::TABLE_NAME;

    public function baseUnit(): BelongsTo
    {
        return $this->belongsTo(Unit::class, 'base_unit_id');
    }

    public function childUnits(): HasMany
    {
        return $this->hasMany(Unit::class, 'base_unit_id');
    }
}