qimall/addons/HiGo/common/logic/order/HigoMarketing.php

<?php

/**
 * 嗨值，嗨贝抵扣计算
 */

namespace addons\HiGo\common\logic\order;

use addons\HiGo\common\enums\HiGoEnum;
use addons\HiGo\common\models\HigoGoodsSetting;
use addons\HiGo\common\models\HigoWallet;
use common\enums\AppEnum;
use common\enums\StatusEnum;
use common\traits\ErrorTrait;

class HigoMarketing
{
    use ErrorTrait;



    public static function compute($item, &$form, array &$extra = [])
    {
        try {
            $mall_id = $item['mch_order_info']['mall_id'];
            $user_id = $item['mch_order_info']['user_id'];
            $text_arr = HiGoEnum::getHigoWalletText($mall_id); // 中文名称
            $deduct_money = 0; // 抵扣总额
            $deduct_arr = []; // 抵扣冻结跟金额数组
            // 商品处理
            $higo_wallet = HigoWallet::findOne(['user_id' => $user_id, 'mall_id' => $mall_id, 'status' => StatusEnum::ENABLED]);

            foreach ($item['goods'] as $goods_id => &$goods) {
                // 查询该商品是否设置了抵扣
                $goods_setting = HigoGoodsSetting::find()->where([
                    'goods_id' => $goods_id, 'is_enable' => StatusEnum::ENABLED, 'status' => StatusEnum::ENABLED, 'source' => 'Main'
                ])->asArray()->all();
                if (empty($goods_setting)) continue;

                // 单件抵扣：比如单件抵扣10元，购买A商品共3件，每件50元，总价=150元，可抵扣的金额30元
                // 多件抵扣：比如多件抵扣10元，购买A商品共3件，每件50元，总价=150元，可抵扣的金额10元
                foreach ($goods_setting as $value) {
                    $total_goods_price = array_sum(array_column($goods['goods_details'], 'goods_price')); //同一种商品不同规格总价格
                    $total_num = array_sum(array_column($goods['goods_details'], 'num')); // 同一种商品不同规格总数量

                    $money = $value['deduct_type'] == 2 ? $value['deduct_money'] : $value['deduct_money'] * $total_num; // 计算抵扣金额
                    if ($higo_wallet[$value['wallet_type']] < $money) {
                        $money = $higo_wallet[$value['wallet_type']];
                    }

                    if ($money <= 0) continue;
                    $cn = $text_arr[$value['wallet_type']]; // 中文名称
                    $en = $value['wallet_type']; // 英文标识
                    // 检查是否有被选中
                    $temp_total_deduct_money = 0;
                    $is_use = false;
                    if ($total_goods_price <= 0) continue;
                    if (!empty($form->data['is_use_' . $en])) $is_use = true;
                    foreach ($goods['goods_details'] as $k => &$detail) {
                        $rate = $detail['goods_price'] / $total_goods_price;
                        if (!isset($goods['goods_details'][$k + 1])) {
                            //最后一个
                            $temp_deduct_money = $money - $temp_total_deduct_money;
                        } else {
                            $temp_deduct_money = intval(($rate * $money) * 100) / 100;
                        }
                        $temp_deduct_money = intval($temp_deduct_money * 100) / 100;

                        if ($detail['goods_price'] > $temp_deduct_money) {
                            $is_use && $detail['goods_price'] -= $temp_deduct_money;
                        } else {
                            $temp_deduct_money = $detail['goods_price'];
                            $is_use && $detail['goods_price'] = 0;
                        }

                        $temp_total_deduct_money += $temp_deduct_money;
                        if ($is_use) {
                            $deduct_currency = $detail['marketing']['deduct_currency'];
                            if ($deduct_currency) {
                                $deduct_currency = json_decode($deduct_currency, true);
                                $deduct_currency = (array_merge($deduct_currency, [$en => ['name' => $text_arr[$en], 'money' => $temp_deduct_money]])); // 将合并的数组转为json字符串
                            } else {
                                $deduct_currency = [$en => ['name' => $text_arr[$en], 'money' => $temp_deduct_money]];
                            }
                            $detail['marketing']['deduct_currency'] = json_encode($deduct_currency); // 插入order_marketing表数据
                        }
                    }
                    if ($is_use) {
                        $item['goods'][$goods_id]['goods_price'] -= $temp_total_deduct_money; // 此商品减扣后的金额计算
                        if ($item['goods'][$goods_id]['goods_price'] < 0) $item['goods'][$goods_id]['goods_price'] = 0;
                        $deduct_arr[$en] = empty($deduct_arr[$en]) ? $temp_total_deduct_money : $deduct_arr[$en] + $temp_total_deduct_money;
                    }

                    // 前端抵扣数据展示组合
                    if ($form->action == AppEnum::ACTION_PREVIEW) {
                        $form->marketing['deduct'][$en] = [
                            'name' => $cn,
                            'deduct_val' => empty($form->marketing['deduct'][$en]['deduct_val']) ? intval($temp_total_deduct_money * 100) / 100 : intval(($form->marketing['deduct'][$en]['deduct_val'] + $temp_total_deduct_money) * 100) / 100,
                            'money' => empty($form->marketing['deduct'][$en]['money']) ? intval($temp_total_deduct_money * 100) / 100 :  intval(($form->marketing['deduct'][$en]['money'] + $temp_total_deduct_money) * 100) / 100,
                            'is_show_radio' => true, // 是否显示单选按钮
                            'is_use' => $is_use, // 是否被选中单选按钮
                        ];
                    }
                    $is_use && $deduct_money += $temp_total_deduct_money;
                }
            }

            // 计算订单减扣后的金额
            if ($deduct_money > 0) {
                $item['mch_order_info']['pay_money'] -= $deduct_money;
                $item['mch_order_info']['goods_price'] -= $deduct_money;
                // 扣减红包金额

                if ($form->action == AppEnum::ACTION_CREATE && $deduct_arr) {

                    $from_type_arr = [
                        HiGoEnum::WALLET_TYPE_HI_VALUE => HiGoEnum::FROM_TYPE_GOODS_HI_VALUE_DEDUTION,
                        HiGoEnum::WALLET_TYPE_HI_BEI => HiGoEnum::FROM_TYPE_GOODS_HI_BEI_DEDUTION
                    ];
                    foreach ($deduct_arr as $key => $deduct_redpack_money) {

                        $res = HigoWallet::setData([
                            'mall_id' => $mall_id,
                            'user_id' => $user_id,
                            'wallet_type' => $key,
                            'money' => -$deduct_redpack_money,
                            'from_type' => $from_type_arr[$key],
                        ], false);
                        if ($res == false) throw new \Exception(HigoWallet::getStaticError());
                    }
                }
            }
            return $item;
        } catch (\Exception $e) {
            self::setStaticError($e->getMessage());
            return false;
        }
    }
}