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- <?php
- // +----------------------------------------------------------------------
- // | 萤火商城系统 [ 致力于通过产品和服务,帮助商家高效化开拓市场 ]
- // +----------------------------------------------------------------------
- // | Copyright (c) 2017~2024 https://www.yiovo.com All rights reserved.
- // +----------------------------------------------------------------------
- // | Licensed 这不是一个自由软件,不允许对程序代码以任何形式任何目的的再发行
- // +----------------------------------------------------------------------
- // | Author: 萤火科技 <admin@yiovo.com>
- // +----------------------------------------------------------------------
- declare (strict_types=1);
- namespace app\api\model;
- use app\api\service\User as UserService;
- use app\api\model\Coupon as CouponModel;
- use app\common\model\UserCoupon as UserCouponModel;
- use app\common\enum\coupon\CouponType as CouponTypeEnum;
- use app\common\enum\coupon\ApplyRange as ApplyRangeEnum;
- use app\common\library\helper;
- use cores\exception\BaseException;
- /**
- * 用户优惠券模型
- * Class UserCoupon
- * @package app\api\model
- */
- class UserCoupon extends UserCouponModel
- {
- /**
- * 隐藏字段
- * @var array
- */
- protected $hidden = [
- 'store_id',
- 'create_time',
- 'update_time'
- ];
- /**
- * 获取用户优惠券列表
- * @param int $userId
- * @param array $param
- * @return \think\Paginator
- * @throws \think\db\exception\DbException
- */
- public function getList(int $userId, array $param): \think\Paginator
- {
- $filter = $this->getFilter($param);
- return $this->where($filter)
- ->where('user_id', '=', $userId)
- ->paginate();
- }
- /**
- * 检索查询条件
- * @param array $param
- * @return array
- */
- private function getFilter(array $param = []): array
- {
- // 设置默认查询参数
- $params = $this->setQueryDefaultValue($param, [
- 'dataType' => 'all', // all:全部 isUsable:可用的 isExpire:已过期 isUse:已使用
- 'amount' => null, // 订单消费金额
- ]);
- // 检索列表类型
- $filter = [];
- // 可用的优惠券
- if ($params['dataType'] === 'isUsable') {
- $filter[] = ['is_use', '=', 0];
- $filter[] = ['is_expire', '=', 0];
- $filter[] = ['start_time', '<=', time()];
- $filter[] = ['end_time', '>', time()];
- }
- // 未使用的优惠券
- if ($params['dataType'] === 'isUnused') {
- $filter[] = ['is_use', '=', 0];
- $filter[] = ['is_expire', '=', 0];
- $filter[] = ['end_time', '>', time()];
- }
- // 已过期的优惠券
- if ($params['dataType'] === 'isExpire') {
- $filter[] = ['is_expire', '=', 1];
- }
- // 已使用的优惠券
- if ($params['dataType'] === 'isUse') {
- $filter[] = ['is_use', '=', 1];
- }
- // 订单消费金额
- $params['amount'] > 0 && $filter[] = ['min_price', '<=', $params['amount']];
- return $filter;
- }
- /**
- * 获取用户优惠券总数量(可用)
- * @param int $userId
- * @return int
- */
- public function getCount(int $userId): int
- {
- return $this->where('user_id', '=', $userId)
- ->where('is_use', '=', 0)
- ->where('is_expire', '=', 0)
- ->where('end_time', '>', time())
- ->count();
- }
- /**
- * 获取用户优惠券ID集
- * @param int $userId
- * @return array
- */
- public function getUserCouponIds(int $userId): array
- {
- return $this->where('user_id', '=', $userId)->column('coupon_id');
- }
- /**
- * 领取优惠券
- * @param int $couponId 优惠券ID
- * @return bool
- * @throws BaseException
- */
- public function receive(int $couponId): bool
- {
- // 当前用户ID
- $userId = UserService::getCurrentLoginUserId(true);
- // 获取优惠券信息
- $couponInfo = Coupon::detail($couponId);
- // 验证优惠券是否可领取
- if (!$this->checkReceive($userId, $couponInfo)) {
- return false;
- }
- // 添加领取记录
- return $this->add($userId, $couponInfo);
- }
- /**
- * 验证优惠券是否可领取
- * @param int $userId 当前用户ID
- * @param CouponModel $couponInfo 优惠券详情
- * @return bool
- */
- private function checkReceive(int $userId, CouponModel $couponInfo): bool
- {
- if (empty($couponInfo)) {
- $this->error = '当前优惠券不存在';
- return false;
- }
- // 验证优惠券状态是否可领取
- $model = new CouponModel;
- if (!$model->checkReceive($couponInfo)) {
- $this->error = $model->getError() ?: '优惠券状态不可领取';
- return false;
- }
- // 验证当前用户是否已领取
- if (static::checktUserCoupon($couponInfo['coupon_id'], $userId)) {
- $this->error = '当前用户已领取该优惠券';
- return false;
- }
- return true;
- }
- /**
- * 订单结算优惠券列表
- * @param int $userId 用户id
- * @param float $orderPayPrice 订单商品总金额
- * @return array
- * @throws \think\db\exception\DbException
- */
- public static function getUserCouponList(int $userId, float $orderPayPrice): array
- {
- // 判断订单商品总金额不能为1分
- if ($orderPayPrice <= 0.01) {
- return [];
- }
- // 获取用户可用的优惠券列表
- $list = (new static)->getList($userId, ['dataType' => 'isUsable', 'amount' => $orderPayPrice]);
- $data = $list->isEmpty() ? [] : $list->toArray()['data'];
- foreach ($data as &$item) {
- // 计算最大能折扣的金额
- if ($item['coupon_type'] == CouponTypeEnum::DISCOUNT) {
- $reducePrice = helper::bcmul($orderPayPrice, $item['discount'] / 10);
- $item['reduced_price'] = helper::bcsub($orderPayPrice, $reducePrice);
- } else {
- $item['reduced_price'] = $item['reduce_price'];
- }
- }
- // 根据折扣金额排序并返回
- return !empty($data) ? array_sort($data, 'reduced_price', true) : [];
- }
- /**
- * 判断当前优惠券是否满足订单使用条件
- * @param array $couponList
- * @param array $orderGoodsIds 订单商品ID集
- * @return array
- */
- public static function couponListApplyRange(array $couponList, array $orderGoodsIds): array
- {
- // 名词解释(is_apply):允许用于抵扣当前订单
- foreach ($couponList as &$item) {
- if ($item['apply_range'] == ApplyRangeEnum::ALL) {
- // 1. 全部商品
- $item['is_apply'] = true;
- } elseif ($item['apply_range'] == ApplyRangeEnum::SOME) {
- // 2. 指定商品, 判断订单商品是否存在可用
- $applyGoodsIds = array_intersect($item['apply_range_config']['applyGoodsIds'], $orderGoodsIds);
- $item['is_apply'] = !empty($applyGoodsIds);
- } elseif ($item['apply_range'] == ApplyRangeEnum::EXCLUDE) {
- // 2. 排除商品, 判断订单商品是否全部都在排除行列
- $excludedGoodsIds = array_intersect($item['apply_range_config']['excludedGoodsIds'], $orderGoodsIds);
- $item['is_apply'] = count($excludedGoodsIds) != count($orderGoodsIds);
- }
- !$item['is_apply'] && $item['not_apply_info'] = '该优惠券不支持当前商品';
- }
- return $couponList;
- }
- }
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