<?php

namespace App\Models;

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

class StockBatch extends Model
{
    use HasFactory;

    /**
     * The attributes that are mass assignable.
     *
     * @var array<int, string>
     */
    protected $fillable = [
        'supplier_id',
        'user_id',
    ];

    /**
     * Get the supplier associated with the stock batch.
     */
    public function supplier(): BelongsTo
    {
        return $this->belongsTo(Supplier::class, 'supplier_id')->on('vat_warehouse');
    }

    /**
     * Get the user associated with the stock batch.
     */
    public function user(): BelongsTo
    {
        return $this->belongsTo(User::class);
    }

    /**
     * Get the stock entries for this batch.
     */
    public function stockEntries(): HasMany
    {
        return $this->hasMany(StockEntry::class);
    }
}