qimall/common/logic/order/OrderMarketingLogic.php

<?php
namespace common\logic\order;


use addons\Community\common\service\HeadService;
use addons\Coupon\AddonConfig;
use addons\Coupon\common\models\AddonsCoupon;
use backend\modules\mall\services\GiveScoreService;
use common\enums\AddonsEnum;
use common\enums\ShippingTypeEnum;
use common\logic\order\marketing\AgentMarketing;
use common\logic\order\marketing\GoodsDeductMarketing;
use common\logic\order\marketing\BaseMarketing;
use common\logic\order\marketing\CouponMarketing;
use common\logic\order\marketing\DeductionMarketing;
use common\logic\order\marketing\FreeShippingMarketing;
use common\logic\order\marketing\FreightFullReduceMarketing;
use common\logic\order\marketing\GiveMarketing;
use common\logic\order\marketing\MemberPriceMarketing;
use common\logic\order\marketing\RedeemCardMarketing;
use common\logic\order\marketing\RedpackMarketing;
use common\logic\order\marketing\RegionalDividendMarketing;
use common\logic\order\marketing\ScoreExpansionMarketing;
use common\logic\order\marketing\ScoreMarketing;
use common\logic\order\marketing\FullReduceMarketing;
use common\logic\order\marketing\HigoMarketing;
use common\logic\order\marketing\MemberCardMarketing;
use common\logic\order\marketing\RepurchaseMarketing;
use common\logic\order\marketing\ConsumerCouponsMarketing;
use common\models\mall\MallAddons;
use common\models\order\OrderMarketing;
use common\models\user\UserAddress;
use common\traits\ErrorTrait;
use Exception;
use Yii;
use yii\helpers\Json;

/**
 * 订单优惠相关处理
 * @Author bing
 * @DateTime 2021-09-22 18:16:58
 * @copyright: Copyright (c) 2020 广东七件事集团
 */
class OrderMarketingLogic extends BaseOrderMarketing
{
    public function getHandlers() {
        return [
            RepurchaseMarketing::class, //复购价格处理
            MemberPriceMarketing::class,  // 用户价折扣
            // AgentMarketing::class, // 经销商内购
            GoodsDeductMarketing::class,// 经销商内购
            FullReduceMarketing::class, // 满减减免处理
            ScoreMarketing::class, // 积分抵扣处理
            // FullReduceMarketing::class, // 满减减免处理
            GiveMarketing::class, // 赠送处理
            // AgentMarketing::class,
            RedpackMarketing::class,// 红包处理
            ConsumerCouponsMarketing::class,// 消费券处理
            HigoMarketing::class,// 嗨购处理
            MemberCardMarketing::class,// 会员卡处理
//            ScoreExpansionMarketing::class,//积分拓客处理 先关掉 暂时用不到
            RegionalDividendMarketing::class,   //  区域分红 - 合伙人 - 代理价
            CouponMarketing::class, // 优惠券处理,必须放在最后，因为优惠券叠加要求，原价购买时才能用
            RedeemCardMarketing::class,
            FreeShippingMarketing::class, // 运费减免处理，涉及到包邮规则，必须在最后处理
            DeductionMarketing::class, // 会员积分抵扣

        ];
    }
    /**
     * 运行
     * @param $form
     * @param bool $isNewRecord 创建记录
     * @return object|mixed
     */
    public function run($form, $isNewRecord = false)
    {
        try{
            $extra = [];
            $group_order_goods = $form['group_order_goods'];
            $handlers =$this->getHandlers();

            $extra_shipping_fee = 0;
            if (!empty($form->process_extra_data['shipping_fee'])) {
                foreach ($form->process_extra_data['shipping_fee'] as $gid => $fees) {
                    $extra_shipping_fee = array_sum($fees);
                }
            }
            if (empty($form->marketing['deduct']['shipping_fee']['money'])) $form->marketing['deduct']['shipping_fee']['money'] = 0;
            $form->marketing['deduct']['shipping_fee']['money'] += $extra_shipping_fee;

            //  判断是否有社区团购插件
            $is_install_community_addons = MallAddons::isInstall($form->mall_id, AddonsEnum::ADDONS_NAME_COMMUNITY);
            $is_filter_shipping = false;
            foreach ($group_order_goods as &$item) {

                // 运费减免处理
                foreach ($handlers as $key => $handler) {
                    //  如果是社区团购订单，那么就不需要进行邮费处理 - 并且判断是否为送货上门/自提, 团长是否存在
                    if ($form->is_force_free_shipping && $handler == FreeShippingMarketing::class) {
                        continue;
                    }

                    /** @var BaseMarketing $class*/
                    $item = $handler::compute($item, $form, $extra);
                    if($item === false) throw new Exception($handler::getStaticError());
                }
                if (!$form->is_force_free_shipping) $item = FreightFullReduceMarketing::compute($item, $form);

                //  扩展费用
                if (!empty($form->process_extra_data['shipping_fee'])) {
                    foreach ($form->process_extra_data['shipping_fee'] as $gid => $fees) {
                        if (!empty($item['goods'][$gid])) {
                            if (empty($item['mch_order_info']['shipping_money'])) $item['mch_order_info']['shipping_money'] = 0;
                            $item['mch_order_info']['shipping_money'] += array_sum($fees);
                            $item['mch_order_info']['pay_money'] += array_sum($fees);
                        }
                    }
                }

                $form['total_pay_money'] = round($form['total_pay_money']+$item['mch_order_info']['pay_money'],2);// 计算总额
                $form['total_pay_money_not_coupon'] = bcadd(
                    $form['total_pay_money_not_coupon'], bcadd(
                        $item['mch_order_info']['goods_price'], $item['mch_order_info']['coupon_money'] ?? 0, 2
                    ), 2
                ); // 计算优惠券前金额

                // 计算优惠券最后一单金额
                $goodsNum = count($item['goods']);
                if (!empty($item['goods']) && $goodsNum > 1) {
                    // 多个商品时其优惠比例计算容易出现浮点数误差，所以在计算最后一个订单优惠金额时(总金额-前面所有优惠金额)
                    $goodsEndMoney = $this->setEndMoney($item['goods'], $item['mch_order_info']['goods_price']);
                    $goodsKeys = array_keys($item['goods']);
                    $lastKey = end($goodsKeys);
                    foreach ($item['goods'] as $key => $goods) {
                        if ($key == $lastKey) {
                            $item['goods'][$key]['goods_price'] = $goodsEndMoney;
                            // 因为订单详情是列表，所以需要循环设置优惠金额
                            $detailEndMoney = $this->setEndMoney($goods['goods_details'], $item['goods'][$key]['goods_price']);
                            $detailKeys = array_keys($goods['goods_details']);
                            $lastKey = end($detailKeys);
                            foreach ($goods['goods_details'] as $k => $goodsDetail) {
                                if ($k == $lastKey) {
                                    $item['goods'][$key]['goods_details'][$k]['goods_price'] = $detailEndMoney;
                                }
                            }
                        }
                    }
                }
            }
            $form['group_order_goods'] = $group_order_goods;
            $form = AddonsCoupon::getCanUseCouponList($form, $isNewRecord);
            $form = GiveScoreService::setGoodsMarketing($form);
            return $form;
        }catch(Exception $e){
            $this->setError($e->getMessage());
            return false;
        }
    }

    /**
     * 设置最后一个商品的优惠金额
     * @param array $list
     * @param $money
     * @return string
     */
    public function setEndMoney(array $list, $money = 0)
    {
        $otherList = array_slice($list, 0 , count($list) - 1);
        $otherMoney = array_sum(array_column($otherList, 'goods_price'));
        return bcsub(round($money, 2), bcmul($otherMoney, 1, 2), 2);
    }
}