lanzu_api_2021-12-26/app/Service/OrderService.php

<?php

namespace App\Service;

use App\Model\Coupon;
use App\Model\CouponUserRec;
use App\Model\CouponUserUse;
use App\Model\Goods;
use App\Model\Order;
use App\Model\OrderGoods;
use App\Model\OrderMain;
use App\Model\SpecCombination;
use App\Model\Users;
use Exception;
use Hyperf\DbConnection\Db;
use Hyperf\Snowflake\IdGeneratorInterface;
use Hyperf\Utils\ApplicationContext;
use Hyperf\Di\Annotation\Inject;

class OrderService implements OrderServiceInterface
{

    /**
     * @Inject
     * @var CoupnoServiceInterface
     */
    protected $couponService;

    /**
     * @inheritDoc
     */
    public function addOnlineOrder($data)
    {

        bcscale(6);

        // 订单判重
        $dataMain = $data;
        if ($orderMainId = $this->existsByOrderNum($data['order_num'])) {
            return $orderMainId;
        }

        Db::beginTransaction();
        try {

            // 计算当前订单可用红包优惠金额
            $couponMoney = 0;
            if (isset($data['receive_coupon_ids'])&&$data['receive_coupon_ids']) {
                $receiveCouponIds = explode(',', str_replace('，',',',$data['receive_coupon_ids']));
                $couponMoney = $this->getCouponAmount($receiveCouponIds, $data['money'], $data['user_id'], $data['market_id']);
            }
            $dataMain['yhq_money2'] = $couponMoney;

            // 获取分布式全局ID
            $generator = ApplicationContext::getContainer()->get(IdGeneratorInterface::class);
            $dataMain['global_order_id'] = $generator->generate();

            // 店铺IDs
            $dataMain['store_ids'] = '';
            $storeList = json_decode(json_encode($data['store_list']), true);
            if (!is_array($storeList)||empty($storeList)) {
                Db::rollBack();
                return '订单中商品不存在或已失效';
            }

            // 获取商户IDs
            foreach ($storeList as &$item) {
                $dataMain['store_ids'] .= empty($dataMain['store_ids']) ? $item['store_id'] : ','.$item['store_id'];
            }

            // 主订单插入数据
            $currentTime = time();
            $dataMain['time'] = date('Y-m-d H:i:s', $currentTime);
            $dataMain['time_add'] = $currentTime;
            $dataMain['state'] = OrderMain::ORDER_STATE_UNPAY;
            $dataMain['code'] = $dataMain['global_order_id'];

            // 主订单模型保存
            $orderMain = OrderMain::create($dataMain);
            $orderMainId = $orderMain->id;

            // 统计订单中所有店铺当日订单数，做店铺订单序号
            $countsArr = Order::query()->select('COUNT(*) AS count, id')
                ->whereIn('store_id', explode(',', $dataMain['store_ids']))
                ->where(['type' => OrderMain::ORDER_TYPE_ONLINE])
                ->whereBetween('time', [date('Y-m-d 00:00:00'), date('Y-m-d 23:59:59')])
                ->get()
                ->toArray();

            $storeOrderCounts = [];
            foreach ($countsArr as $key => &$row) {
                $storeOrderCounts[$row['id']] = $row['count'];
            }

            // 循环处理订单总额、子订单总额、商品、商户订单等信息
            $orderAmountTotal = 0; # 总订单金额
            foreach ($storeList as $key => &$item) {

                // 子订单数据处理
                $dataChild = [
                    'uniacid' => $data['uniacid'],
                    'order_num' => 's'.date('YmdHis', time()) . rand(1111, 9999),
                    'user_id' => $orderMain->user_id,
                    'store_id' => $item['store_id'],
                    'order_main_id' => $orderMain,
                    'state' => OrderMain::ORDER_STATE_UNPAY,
                    'tel' => $orderMain->tel,
                    'name' => $orderMain->name,
                    'address' => $orderMain->address,
                    'area' => $orderMain->area,
                    'time' => date("Y-m-d H:i:s"),
                    'note' => $item['note'],
                    'delivery_time' => $orderMain->delivery_time,
                    'type' => $orderMain->type,
                    'lat' => $orderMain->lat,
                    'lng' => $orderMain->lng,
                    'pay_type' => $orderMain->pay_type,
                    'order_type' => $orderMain->order_type,
                    'money' => floatval($item['subtotal']),
                    'box_money' => floatval($item['box_money']),
                    'mj_money' => floatval($item['mj_money']),
                    'yhq_money' => floatval($item['yhq_money']),
                    'yhq_money2' => floatval($item['yhq_money2']),
                    'zk_money' => floatval($item['zk_money']),
                    'coupon_id' => $item['coupon_id'],
                    'coupon_id2' => $item['coupon_id2'],
                    'xyh_money' => floatval($item['xyh_money']),
                    'oid' => (isset($storeOrderCounts[$item['store_id']]) ? $item['store_id'] : 0) + 1,
                    'time_add' => date("Y-m-d H:i:s"),
                ];

                $order = Order::create($dataChild);
                $orderChildId = $order->id;

                // 子订单内商品处理
                $goodsAmountTotal = 0;
                $orderGoods = [];
                if (!is_array($item['good_list'])||empty($item['good_list'])) {
                    Db::rollBack();
                    return '订单商品异常';
                }
                foreach ($item['good_list'] as &$goods) {

                    $goodsAmount = bcadd(floatval($goods['money']), floatval($goods['box_money']));
                    $goodsAmount = bcmul($goodsAmount, $goods['num']);
                    $goodsAmountTotal = bcadd($goodsAmountTotal, $goodsAmount);

                    $orderGoods[$goods['id']] = $goods;
                    $orderGoods[$goods['id']]['uniacid'] = $data['uniacid'];
                    $orderGoods[$goods['id']]['order_id'] = $orderChildId;
                    $orderGoods[$goods['id']]['user_id'] = $dataMain['user_id'];
                    $orderGoods[$goods['id']]['store_id'] = $item['store_id'];
                }

                // 子订单优惠总额
                $discountAmountTotal = bcadd($dataChild['mj_money'], $dataChild['yhq_money']);
                $discountAmountTotal = bcadd($discountAmountTotal, $dataChild['yhq_money2']);
                $discountAmountTotal = bcadd($discountAmountTotal, $dataChild['zk_money']);
                $discountAmountTotal = bcadd($discountAmountTotal, $dataChild['xyh_money']);

                $goodsAmountTotal = bcsub($goodsAmountTotal, $discountAmountTotal, 2);
                $orderAmountTotal = bcadd($orderAmountTotal, $goodsAmountTotal, 2);

                // 校验子订单金额
                if ($goodsAmountTotal != $dataChild['money']) {
                    Db::rollBack();
                    return '店铺订单总金额错误';
                }

            }

            // 校验库存
            foreach ($orderGoods as $Key=>&$goodsItem) {

                $goodsItem['combination_id'] = intval($goodsItem['combination_id']);

                // 存在规格，则去规格处查库存，整个接口还有很多别的问题，目前
                $goods = (object)[];
                if ($goodsItem['combination_id'] > 0) {

                    $goods = SpecCombination::query()
                        ->select('id, number AS inventory')
                        ->where(['id' => $goodsItem['combination_id']])
                        ->first();
                    $goods->name = $goods->goods->name;
                    $goods->is_max = $goods->goods->is_max;

                } else {

                    $goods = Goods::query()
                        ->select('id, name, is_max, inventory')
                        ->where(['id' => $goodsItem['good_id']])
                        ->first();

                }

                if (!$goods) {
                    Db::rollBack();
                    return '缺少商品';
                }

                if($goodsItem['num'] > $goods->inventory && $goods->is_max != Goods::INVENTORY_NOLIMIT){
                    Db::rollBack();
                    return '商品 '.$goods->name.' 库存不足！';
                }

            }

            // 校验总订单金额
            $deliveryAmount = 0; # 配送费用
            if($dataMain['order_type'] == OrderMain::ORDER_TYPE_ONLINE){
                $deliveryAmount = $dataMain['dada_fee'];
            }

            $orderAmountTotal = bcadd($orderAmountTotal, $deliveryAmount);
            # 总订单优惠总额
            $discountAmountTotal = bcadd($dataMain['mj_money'], $dataMain['yhq_money']);
            $discountAmountTotal = bcadd($discountAmountTotal, $dataMain['yhq_money2']);
            $discountAmountTotal = bcadd($discountAmountTotal, $dataMain['zk_money']);
            $discountAmountTotal = bcadd($discountAmountTotal, $dataMain['xyh_money']);
            $orderAmountTotal = bcsub($orderAmountTotal, $discountAmountTotal, 2);

            if ($orderAmountTotal != bcsub(bcadd($dataMain['money'], $deliveryAmount), $discountAmountTotal, 2)) {
                Db::rollBack();
                return '订单总金额错误';
            }

            // 添加订单商品
            $tempGoods = $orderGoods;
            $orderGoods = [];
            foreach ($tempGoods as $key => &$value) {
                $goods['good_id'] = $value['good_id'];
                $goods['img'] = $value['logo'];
                $goods['number'] = $value['num'];
                $goods['order_id'] = $value['order_id'];
                $goods['name'] = $value['name'];
                $goods['money'] = $value['money'];
                $goods['dishes_id'] = $value['dishes_id'];
                $goods['spec'] = $value['spec'];
                $goods['is_qg'] = $value['is_qg'];
                $goods['good_unit'] = $value['good_unit'];
                $goods['uniacid'] = $value['uniacid'];
                $goods['combination_id'] = $value['combination_id'];
                $orderGoods[] = $goods;
            }

            $addOrderGoods = OrderGoods::query()->insert($orderGoods);
            if (!$addOrderGoods) {
                Db::rollBack();
                return '订单商品异常';
            }

            // 修改总订单金额，金额是计算来的
            // TODO 这部分其实可以结合处理优化一下，循环前后关联处理太多
            $updateOrderMain = OrderMain::query()->where(['id' => $orderMainId])->update(['money' => $orderAmountTotal, 'total_money' => $dataMain['money']]);
            if (!$updateOrderMain) {
                Db::rollBack();
                return '订单总金额记录失败';
            }

            // 处理红包的使用
            $canUseConpons = $this->couponService->getOrderCanUseCoupons(
                $data['money'],
                $data['market_id'],
                $data['user_id'],
                [
                    'receive.id',
                    'receive.user_id',
                    'receive.number',
                    'receive.number_remain',
                    'receive.system_coupon_user_id',
                    'coupon.discounts',
                    'coupon.discount_type',
                ]
            );

            if (is_array($canUseConpons)&&!empty($canUseConpons)) {
                # 使用记录、更新当前优惠券
                foreach ($canUseConpons as $key => &$coupon) {
                    $couponUse = [
                        'user_id' => $coupon['user_id'],
                        'user_receive_id' => $coupon['id'],
                        'system_coupon_id' => $coupon['system_coupon_user_id'],
                        'order_main_id' => $orderMainId,
                        'use_time' => $currentTime,
                        'return_time' => 0,
                        'number' => 1,
                        'status' => 1,
                        'update_time' => 0,
                    ];

                    $insertRes = CouponUserUse::query()->insert($couponUse);

                    if ($insertRes) {
                        $numberRemain = $coupon['number_remain'] - 1;
                        if ($numberRemain == 0) {
                            $status = 2;
                        } elseif ($numberRemain > 0 && $numberRemain < $coupon['number']) {
                            $status = 1;
                        } elseif ($numberRemain == $coupon['number']) {
                            $status = 0;
                        }

                        $upRes = CouponUserRec::query()->where(['id' => $coupon['id']])->update(['number_remain' => $numberRemain, 'status' => $status]);

                        if (!$upRes) {
                            Db::rollBack();
                            return '优惠券使用失败';
                        }

                        // 缓存使用记录
                        $usedRes = $this->couponService->cacheTodayCouponUsed($coupon['user_id'], $coupon['system_coupon_user_id'], $coupon['id']);
                        if (!$usedRes) {
                            Db::rollBack();
                            return '优惠券使用失败';
                        }

                    } else {
                        Db::rollBack();
                        return '优惠券使用失败';
                    }

                }
            }

            Db::commit();


        } catch (Exception $e) {

            Db::rollBack();
            return $e->getMessage();

        }

        // 订单成功后处理
        if ($orderMainId) {

            // 处理喇叭播报


        }

        return $orderMainId;
    }

    /**
     * @inheritDoc
     */
    public function addOfflineOrder()
    {
        // TODO: Implement addOfflineOrder() method.
    }



    /**
     * 计算和校验当前订单可用红包及金额
     * @param $couponIds
     * @param $orderAmount
     * @param $userId
     * @param $marketId
     * @throws Exception
     */
    protected function getCouponAmount($couponIds, $orderAmount, $userId, $marketId)
    {

        // 用户当前订单可用优惠券
        $couponsCanUse = $this->couponService->getOrderCanUseCoupons(
            $orderAmount,
            $marketId,
            $userId,
            [
                'receive.id',
                'receive.user_id',
                'receive.number',
                'receive.number_remain',
                'receive.system_coupon_user_id',
                'coupon.discounts',
                'coupon.discount_type',
            ]
        );

        $couponCanUseIds = array_column($couponsCanUse, 'id');
        $couponCanUseIds = array_intersect($couponCanUseIds, $couponIds);
        $couponCannotUseIds = array_diff($couponIds, $couponCanUseIds);

        if (empty($couponCanUseIds)||!empty($couponCannotUseIds)) {
            throw new Exception('您的订单中有优惠券已经失效');
        }

        // 计算红包折扣金额
        $couponMoney = 0;
        foreach ($couponsCanUse as $key => $coupon) {

            if (!in_array($coupon->id, $couponIds)) {
                continue;
            }

            if ($coupon->discount_type == Coupon::DISCOUNT_TYPE_CASH) {
                $couponMoney = bcadd($couponMoney, $coupon->discounts, 2);
            } elseif ($coupon->discount_type == Coupon::DISCOUNT_TYPE_RATE) {
                $discountRate = bcdiv($coupon->discounts,10);
                $discountRate = bcsub(1,$discountRate);
                $discountMoney = bcmul($orderAmount, $discountRate);
                $couponMoney = bcadd($couponMoney, $discountMoney, 2);
            }
        }

        return $couponMoney;

    }

    /**
     * 订单是否存在
     * @param $orderNum
     * @return \Hyperf\Utils\HigherOrderTapProxy|mixed|void|null
     */
    public function existsByOrderNum($orderNum)
    {
        return OrderMain::query()->where(['order_num' => $orderNum])->value('id');
    }
}