<?php

namespace app\common\model;

use support\Model;

class FinPaymentApply extends Model
{
    /**
     * The connection name for the model.
     *
     * @var string|null
     */
    protected $connection = 'mysql';
    
    /**
     * The table associated with the model.
     *
     * @var string
     */
    protected $table = 'fin_payment_apply';

    /**
     * The primary key associated with the table.
     *
     * @var string
     */
    protected $primaryKey = 'id';

    /**
     * Indicates if the model should be timestamped.
     *
     * @var bool
     */
    public $timestamps = true;
    
    
    protected $dateFormat = 'U';

    /**
     * 允许自动填充模型字段
     */
    protected $fillable = ['id', 'apply_no', 'doc_user_id', 'sales_user_id', 'corp_id', 'account_id', 'currency_id', 'amount', 'swift', 'remit_bank', 'country_id', 'remitter', 'exchange_rate', 'total_amount_cny', 'voucher_file', 'voucher_name', 'submit_files', 'created_at', 'updated_at'];

    /**
     * 不允许自动填充模型字段
     */
    protected $guarded = [];

    /**
     * 获取对应的收款记录（1-1，可为空）
     */
    public function receipt()
    {
        return $this->hasOne(FinReceipt::class, 'payment_apply_id', 'id');
    }

    /**
     * 关联的备货单（通过中间表）
     */
    public function stocks()
    {
        return $this->belongsToMany(StockOrders::class, 'fin_payment_stock', 'payment_apply_id', 'stock_id');
    }
}