<?php

namespace App\Models\ItemMaster;

use App\Traits\BelongsToTenant;
use App\Traits\ModelTrait;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

class ItemSection extends Model
{
    use BelongsToTenant, ModelTrait, SoftDeletes;

    protected $fillable = [
        'tenant_id',
        'page_id',
        'title',
        'type',
        'order_no',
        'created_by',
        'updated_by',
        'deleted_by',
    ];

    protected $casts = [
        'order_no' => 'integer',
        'created_at' => 'datetime',
        'updated_at' => 'datetime',
        'deleted_at' => 'datetime',
    ];

    protected $hidden = [
        'deleted_by',
        'deleted_at',
    ];

    /**
     * 소속 페이지
     */
    public function page()
    {
        return $this->belongsTo(ItemPage::class, 'page_id');
    }

    /**
     * 섹션의 필드 목록
     */
    public function fields()
    {
        return $this->hasMany(ItemField::class, 'section_id')->orderBy('order_no');
    }

    /**
     * 섹션의 BOM 항목 목록
     */
    public function bomItems()
    {
        return $this->hasMany(ItemBomItem::class, 'section_id');
    }
}