<?php

namespace App\Services;

use App\Constants\PayWay;
use App\Exceptions\BizException;
use App\Models\Order;
use App\Models\PayLog;

class PayService
{
    /**
     * 支付成功
     *
     * @param string $sn
     * @param array $params
     * @return \App\Models\PayLog
     *
     * @throws \App\Exceptions\BizException
     */
    public function paySuccess(string $sn, array $params = []): PayLog
    {
        $payLog = PayLog::where('pay_sn', $sn)->firstOrFail();

        if (! $payLog->isPending()) {
            throw new BizException('支付记录状态异常');
        }

        $payLog->update([
            'pay_at' => $params['pay_at'] ?? now(),
            'out_trade_no' => $params['out_trade_no'] ?? null,
            'status' => PayLog::STATUS_SUCCESS,
        ]);

        if ($payLog->payable instanceof Order) {
            switch ($payLog->pay_way) {
                case PayWay::WXPAY_APP:
                case PayWay::WXPAY_H5:
                case PayWay::WXPAY_JSAPI:
                case PayWay::WXPAY_MINI:
                case PayWay::WXPAY_NATIVE:
                    $payWay = Order::PAY_WAY_WXPAY;
                    break;

                default:
                    $payWay = $payLog->pay_way;
                    break;
            }

            (new OrderService())->paySuccess($payLog->payable, [
                'pay_sn' => $payLog->pay_sn,
                'pay_way' => $payWay,
                'pay_at' => $payLog->pay_at,
                'out_trade_no' => $payLog->out_trade_no,
            ]);
        }

        return $payLog;
    }

    /**
     * 支付失败
     *
     * @param string $sn
     * @param array $params
     * @return \App\Models\PayLog
     *
     * @throws \App\Exceptions\BizException
     */
    public function payFailed(string $sn, array $params = []): PayLog
    {
        $payLog = PayLog::where('pay_sn', $sn)->firstOrFail();

        if (! $payLog->isPending()) {
            throw new BizException('支付记录状态异常');
        }

        $payLog->update([
            'out_trade_no' => $params['out_trade_no'] ?? null,
            'status' => PayLog::STATUS_FAILED,
            'failed_reason' => $params['failed_reason'] ?? null,
        ]);

        return $payLog;
    }
}