<?php

namespace App\Service\ServiceTrait\Api;

use App\Constants\Common\CouponCode;
use App\Constants\Common\OrderCode;
use App\Exception\ErrException;
use App\Extend\DateUtil;
use App\Model\UserCoupon;
use Exception;
use Hyperf\Di\Annotation\Inject;

trait CouponTrait
{
    /**
     * @var UserCoupon
     */
    #[Inject]
    protected UserCoupon $userCouponModel;

    /**
     * @param $orderType
     * @param $orderInfo
     * @return void
     * @throws Exception
     */
    protected function rollbackCoupon($orderType,$orderInfo): void
    {
        if ($orderType != OrderCode::ORDER_TYPE_GOOD) return;

        if ($orderInfo->coupon_id <= 0) return;

        $couponInfo = $this->userCouponModel->where('id', $orderInfo->coupon_id)->where('user_id',$orderInfo->user_id)->first();

        if (empty($couponInfo)) return;

        $couponInfo->status = CouponCode::COUPON_STATUS_UNUSED;

        if (date('Y-m-d H:i:s') > $couponInfo->validity_end_time) $couponInfo->status = CouponCode::COUPON_STATUS_EXPIRE;

        if (!$couponInfo->save()) throw new Exception('CancelOrderConsumer:error:couponStatusUpdateError:'.json_encode($orderInfo->toArray()));
    }

    /**
     * @return void
     * @throws Exception
     */
    protected function couponLock(): void
    {
        if ($this->couponId <= 0) return;

        $couponInfo = $this->userCouponModel->where('id', $this->couponId)->where('user_id',$this->userId)->first();

        if (empty($couponInfo)) return;

        $couponInfo->status = CouponCode::COUPON_STATUS_USED;
        $couponInfo->use_time = date('Y-m-d H:i:s');

        if (date('Y-m-d H:i:s') > $couponInfo->validity_end_time) throw new Exception('优惠券已过期');

        if (!$couponInfo->save()) throw new Exception('couponLock:error:couponLockUpdateError:'.json_encode($couponInfo->toArray()));
    }

    /**
     * @return void
     * @throws ErrException
     */
    protected function rollbackCouponLock(): void
    {
        if ($this->couponId <= 0) return;

        $couponInfo = $this->userCouponModel->where('id', $this->couponId)->where('user_id',$this->userId)->first();

        if (empty($couponInfo)) return;

        if ($couponInfo->status != CouponCode::COUPON_STATUS_USED) return;

        $couponInfo->status = CouponCode::COUPON_STATUS_UNUSED;
        $couponInfo->use_time = '1970-01-01 00:00:00';

        if (!$couponInfo->save()) throw new ErrException('系统错误-rollback_coupon失败');
    }

    /**
     * @param int $type
     * @param string $value
     * @return array
     */
    protected function getValidityTime(int $type,string $value): array
    {
        switch ($type) {
            case CouponCode::VALIDITY_TIME_TYPE_CYCLE:
                $validityValue = json_decode($value,true);
                return [
                    'start_time' => date('Y-m-d H:i:s'),
                    'end_time' => date('Y-m-d H:i:s', time() + ($validityValue['day_num'] * DateUtil::DAY))
                ];
            case CouponCode::VALIDITY_TIME_TYPE_FIX:
                return json_decode($value,true);
            default:
                return [];
        }
    }
}