<?php

namespace App\Modules\Production\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use App\Modules\Inventory\Models\Product;

class ProductionOrderItem extends Model
{
    /** @use HasFactory<\Database\Factories\ProductionOrderItemFactory> */
    use HasFactory;

    protected $fillable = [
        'production_order_id',
        'inventory_id',
        'quantity_used',
        'unit_id',
    ];

    protected $casts = [
        'quantity_used' => 'decimal:4',
    ];

    /**
     * @deprecated 使用 InventoryServiceInterface 獲取庫存資訊
     */
    public function inventory()
    {
        return null;
    }

    /**
     * @deprecated 
     */
    public function unit()
    {
        return null;
    }

    public function productionOrder(): \Illuminate\Database\Eloquent\Relations\BelongsTo
    {
        return $this->belongsTo(ProductionOrder::class);
    }

    /**
     * @deprecated 使用 InventoryServiceInterface 獲取產品資訊
     */
    public function product()
    {
        return null;
    }
}