<?php

namespace App\Modules\Inventory\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class InventoryAdjustItem extends Model
{
    use HasFactory;

    protected $fillable = [
        'adjust_doc_id',
        'product_id',
        'batch_number',
        'qty_before',
        'adjust_qty', // 增減數量
        'notes',
    ];

    protected $casts = [
        'qty_before' => 'decimal:2',
        'adjust_qty' => 'decimal:2',
    ];

    public function doc(): BelongsTo
    {
        return $this->belongsTo(InventoryAdjustDoc::class, 'adjust_doc_id');
    }

    public function product(): BelongsTo
    {
        return $this->belongsTo(Product::class);
    }
}
