282 lines
8.7 KiB
PHP
282 lines
8.7 KiB
PHP
<?php
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namespace App\Services;
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use App\Model\OrderInquiryCoupon;
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use App\Model\Product;
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use App\Model\UserCoupon;
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use App\Utils\Log;
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/**
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* 用户优惠卷
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*/
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class UserCouponService extends BaseService
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{
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/**
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* 获取患者问诊可用的优惠卷
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* @param string|int $user_id
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* @param string|int $inquiry_type
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* @return array
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*/
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public function getUserInquiryUsableCoupon(string|int $user_id, string|int $inquiry_type): array
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{
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$user_coupons = UserCoupon::getUserInquiryUsableCoupon($user_id, $inquiry_type);
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if (empty($user_coupons)) {
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return array();
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}
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$user_coupons = $user_coupons->toArray();
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$coupons = array();
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foreach ($user_coupons as $user_coupon){
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$user_coupon['coupon']['user_coupon_id'] = $user_coupon['user_coupon_id'];
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$coupons[] = $user_coupon['coupon'];
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}
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// 选中的优惠卷
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$selected_coupons = array();
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// 优惠卷最高金额
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$coupon_high_price = 0;
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// 是否存在互斥卷
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$is_mutex = 0;
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// 可选择优惠卷中是否存在互斥卷
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foreach ($coupons as $coupon) {
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if ($coupon['is_mutex'] == 1) {
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$is_mutex = 1;
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}
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}
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foreach ($coupons as $coupon) {
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if (empty($selected_coupon)) {
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$selected_coupons[] = $coupon; // 选中的优惠卷数据
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$coupon_high_price = $coupon['coupon_price'];
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continue;
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}
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// 处理存在互斥卷情况
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if ($is_mutex == 1) {
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// 选择金额最高的为选中
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if ($coupon['coupon_price'] < $coupon_high_price){
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continue;
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}
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if ($coupon['coupon_price'] > $coupon_high_price) {
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$coupon_high_price = $coupon['coupon_price'];
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// 选中的优惠卷数据置空
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$selected_coupons = array();
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$selected_coupons[] = $coupon;
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continue;
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}
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}
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$selected_coupons[] = $coupon; // 选中的优惠卷数据
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}
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return $selected_coupons;
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}
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/**
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* 获取可用优惠卷总金额
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* @param array $coupons 优惠卷数据
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* @return int
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*/
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public function getCouponTotalPrice(array $coupons): int
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{
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$coupon_total_price = 0;
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foreach ($coupons as $coupon){
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$coupon_total_price = bcadd($coupon_total_price,$coupon['coupon_price'],2);
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}
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return $coupon_total_price;
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}
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/**
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* 获取患者购药可用的优惠卷
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* @param string|int $user_id
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* @param array $coupon_product_datas
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* @return array
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*/
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public function getUserProductUsableCoupon(string|int $user_id, array $coupon_product_datas): array
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{
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$user_coupons = UserCoupon::getUserProductUsableCoupon($user_id,$coupon_product_datas);
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if (empty($user_coupons)) {
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return array();
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}
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$user_coupons = $user_coupons->toArray();
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$coupons = array();
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foreach ($user_coupons as $user_coupon){
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$user_coupon['coupon']['user_coupon_id'] = $user_coupon['user_coupon_id'];
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$coupons[] = $user_coupon['coupon'];
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}
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// 选中的优惠卷
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$selected_coupons = array();
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// 优惠卷最高金额
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$coupon_high_price = 0;
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// 是否存在互斥卷
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$is_mutex = 0;
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// 新增字段
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foreach ($coupons as $key => $coupon) {
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$coupons[$key]['is_can_use'] = 1;// 是否可使用
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$coupons[$key]['cannot_use_coupon_reason'] = ""; // 不可使用原因
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}
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// 处理优惠卷数量限制问题
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foreach ($coupons as $key => $coupon) {
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if ($coupon['coupon_type'] == 3 && !empty($coupon['product_id'])){
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// 数量是否足够标识字段
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$quantity_quantity = 0;
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foreach ($coupon_product_datas as $coupon_product_data){
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// 如该优惠卷不包含此商品，跳过
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if (!str_contains($coupon['product_id'], $coupon_product_data['product_id'])){
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continue;
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}
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// 判断商品数量是否满足
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if($coupon['min_usable_number'] > $coupon_product_data['product_num']){
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continue;
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}
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// 标记为数量足够
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$quantity_quantity = 1;
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}
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if ($quantity_quantity == 0){
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// 此优惠卷无商品能达到规定最小数量
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$coupons[$key]['is_can_use'] = 0;
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$coupons[$key]['cannot_use_coupon_reason'] = "商品不足" . $coupon['min_usable_number'] . "盒，不满足使用优惠卷条件";
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}
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}
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// 处理满减金额问题
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if ($coupon['coupon_type'] == 2 && !empty($coupon['product_id'])){
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// 可共用一个优惠卷的商品金额问题
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$product_price = 0;
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foreach ($coupon_product_datas as $coupon_product_data) {
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// 如该优惠卷不包含此商品，跳过
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if (!str_contains($coupon['product_id'], $coupon_product_data['product_id'])) {
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continue;
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}
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$product_price = bcadd($product_price,
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bcmul( // 商品价格*数量
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$coupon_product_data['product_price'],
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$coupon_product_data['product_num'],
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2
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),
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2
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);
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}
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if ($coupon['with_amount'] > $product_price){
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// 此优惠卷因商品金额不足，无法使用
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$coupons[$key]['is_can_use'] = 0;
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}
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}
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// 判断品牌是否符合-暂无品牌
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}
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// 可选择优惠卷中是否存在互斥卷
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foreach ($coupons as $coupon) {
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if ($coupon['is_can_use'] == 0){
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continue;
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}
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if ($coupon['is_mutex'] == 1) {
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$is_mutex = 1;
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}
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}
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// 处理存在互斥卷情况
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foreach ($coupons as $coupon) {
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if ($coupon['is_can_use'] == 0){
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continue;
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}
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if (empty($selected_coupons)) {
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$selected_coupons[] = $coupon; // 选中的优惠卷数据
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$coupon_high_price = $coupon['coupon_price'];
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continue;
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}
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// 处理存在互斥卷情况
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if ($is_mutex == 1) {
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// 选择金额最高的为选中
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if ($coupon['coupon_price'] < $coupon_high_price){
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continue;
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}
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if ($coupon['coupon_price'] > $coupon_high_price) {
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$coupon_high_price = $coupon['coupon_price'];
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// 选中的优惠卷数据置空
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$selected_coupons = array();
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$selected_coupons[] = $coupon;
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continue;
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}
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}
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$selected_coupons[] = $coupon; // 选中的优惠卷数据
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}
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return $selected_coupons;
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}
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/**
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* 退还用户优惠卷
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* @param string|int $user_coupon_id
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* @return bool
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*/
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public function returnUserCoupon(string|int $user_coupon_id): bool
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{
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try {
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// 获取用户优惠卷数据
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$params = array();
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$params['user_coupon_id'] = $user_coupon_id;
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$user_coupon = UserCoupon::getOne($params);
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if (empty($user_coupon)) {
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// 无该优惠卷数据，无需处理
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return true;
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}
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// 恢复优惠卷
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$data = array();
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// 检测优惠卷过期时间。判断是否需要退还
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if (strtotime($user_coupon['valid_end_time']) <= time()) {
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// 超出过期时间，置为已过期
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$data['user_coupon_status'] = 3;
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} else {
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$data['user_coupon_status'] = 0;
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$data['coupon_use_date'] = null;
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}
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$params = array();
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$params['user_coupon_id'] = $user_coupon_id;
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UserCoupon::edit($params, $data);
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}catch (\Throwable $e){
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Log::getInstance("UserCouponService-returnUserCoupon")->error($e->getMessage());
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return false;
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}
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return true;
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}
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} |