充值功能--接入支付宝

src/main/java/com/ai/da/common/config/AlipayClientConfig.java

@@ -0,0 +1,43 @@
+package com.ai.da.common.config;
+
+import com.alipay.api.*;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.PropertySource;
+import org.springframework.core.env.Environment;
+
+import javax.annotation.Resource;
+
+@Configuration
+//加载配置文件
+@PropertySource("classpath:alipay-sandbox.properties")
+public class AlipayClientConfig {
+
+    @Resource
+    private Environment config;
+
+    @Bean
+    public AlipayClient alipayClient() throws AlipayApiException {
+
+        AlipayConfig alipayConfig = new AlipayConfig();
+
+        //设置网关地址
+        alipayConfig.setServerUrl(config.getProperty("alipay.gateway-url"));
+        //设置应用Id
+        alipayConfig.setAppId(config.getProperty("alipay.app-id"));
+        //设置应用私钥
+        alipayConfig.setPrivateKey(config.getProperty("alipay.merchant-private-key"));
+        //设置请求格式，固定值json
+        alipayConfig.setFormat(AlipayConstants.FORMAT_JSON);
+        //设置字符集
+        alipayConfig.setCharset(AlipayConstants.CHARSET_UTF8);
+        //设置支付宝公钥
+        alipayConfig.setAlipayPublicKey(config.getProperty("alipay.alipay-public-key"));
+        //设置签名类型
+        alipayConfig.setSignType(AlipayConstants.SIGN_TYPE_RSA2);
+        //构造client
+        AlipayClient alipayClient = new DefaultAlipayClient(alipayConfig);
+
+        return alipayClient;
+    }
+}

src/main/java/com/ai/da/common/enums/AliPayTradeStateEnum.java

@@ -0,0 +1,39 @@
+package com.ai.da.common.enums;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@AllArgsConstructor
+@Getter
+public enum AliPayTradeStateEnum {
+
+    /**
+     * 支付成功
+     */
+    SUCCESS("TRADE_SUCCESS"),
+
+    /**
+     * 未支付
+     */
+    NOTPAY("WAIT_BUYER_PAY"),
+
+    /**
+     * 已关闭
+     */
+    CLOSED("TRADE_CLOSED"),
+
+    /**
+     * 退款成功
+     */
+    REFUND_SUCCESS("REFUND_SUCCESS"),
+
+    /**
+     * 退款失败
+     */
+    REFUND_ERROR("REFUND_ERROR");
+
+    /**
+     * 类型
+     */
+    private final String type;
+}

src/main/java/com/ai/da/common/enums/OrderStatusEnum.java

@@ -0,0 +1,49 @@
+package com.ai.da.common.enums;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@AllArgsConstructor
+@Getter
+public enum OrderStatusEnum {
+    /**
+     * 未支付
+     */
+    NOT_PAY("未支付"),
+
+
+    /**
+     * 支付成功
+     */
+    SUCCESS("支付成功"),
+
+    /**
+     * 已关闭
+     */
+    CLOSED("超时已关闭"),
+
+    /**
+     * 已取消
+     */
+    CANCEL("用户已取消"),
+
+    /**
+     * 退款中
+     */
+    REFUND_PROCESSING("退款中"),
+
+    /**
+     * 已退款
+     */
+    REFUND_SUCCESS("已退款"),
+
+    /**
+     * 退款异常
+     */
+    REFUND_ABNORMAL("退款异常");
+
+    /**
+     * 类型
+     */
+    private final String type;
+}

src/main/java/com/ai/da/common/enums/PayTypeEnum.java

@@ -0,0 +1,24 @@
+package com.ai.da.common.enums;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@AllArgsConstructor
+@Getter
+public enum PayTypeEnum {
+    /**
+     * 微信
+     */
+    WXPAY("微信"),
+
+
+    /**
+     * 支付宝
+     */
+    ALIPAY("支付宝");
+
+    /**
+     * 类型
+     */
+    private final String type;
+}

src/main/java/com/ai/da/common/security/filter/AuthenticationFilter.java

@@ -94,7 +94,7 @@ public class AuthenticationFilter extends OncePerRequestFilter {
         if (StrUtil.isBlank(jwtToken)) {
             throw new RuntimeException("请传入token！");
         }
-        if(jwtToken.equals("Bearer-eyJhbGciOiJIUzUxMiJ9.eyJqdGkiOiIyIiwic3ViIjoie1wiaWRcIjoyLFwidXNlcm5hbWVcIjpcImxpcnNcIn0iLCJpYXQiOjE2NjU3NDEwODcsImlzcyI6IkRXSiIsImF1dGhvcml0aWVzIjoiW10iLCJleHAiOjE2NzQzODEwODd9.ShM9R_NNFD7oo1OvxrEgg7PFeWinOuAKkuInUCMQupp66s64Hhv8tN0Wwr83nIN4rHPqtn95wmd4msWcvaFYJA")){
+        if(jwtToken.equals("Bearer Bearer-eyJhbGciOiJIUzUxMiJ9.eyJqdGkiOiIyIiwic3ViIjoie1wiaWRcIjoyLFwidXNlcm5hbWVcIjpcImxpcnNcIn0iLCJpYXQiOjE2NjU3NDEwODcsImlzcyI6IkRXSiIsImF1dGhvcml0aWVzIjoiW10iLCJleHAiOjE2NzQzODEwODd9.ShM9R_NNFD7oo1OvxrEgg7PFeWinOuAKkuInUCMQupp66s64Hhv8tN0Wwr83nIN4rHPqtn95wmd4msWcvaFYJA")){
             //写死 暂时放行
             return;
         }

src/main/java/com/ai/da/common/task/AliPayTask.java

@@ -0,0 +1,42 @@
+package com.ai.da.common.task;
+
+import com.ai.da.mapper.entity.OrderInfo;
+import com.ai.da.common.enums.PayTypeEnum;
+import com.ai.da.service.AliPayService;
+import com.ai.da.service.OrderInfoService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Component;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@Slf4j
+@Component
+public class AliPayTask {
+
+    @Resource
+    private OrderInfoService orderInfoService;
+
+    @Resource
+    private AliPayService aliPayService;
+
+    /**
+     * 从第0秒开始每隔30秒执行1次，查询创建超过5分钟，并且未支付的订单
+     */
+    @Scheduled(cron = "0/30 * * * * ?")
+    public void orderConfirm(){
+
+        log.info("orderConfirm 被执行......");
+
+        List<OrderInfo> orderInfoList = orderInfoService.getNoPayOrderByDuration(1, PayTypeEnum.ALIPAY.getType());
+
+        for (OrderInfo orderInfo : orderInfoList) {
+            String orderNo = orderInfo.getOrderNo();
+            log.warn("超时订单 ===> {}", orderNo);
+
+            //核实订单状态：调用支付宝查单接口
+            aliPayService.checkOrderStatus(orderNo);
+        }
+    }
+}

src/main/java/com/ai/da/common/utils/OrderNoUtils.java

@@ -0,0 +1,46 @@
+package com.ai.da.common.utils;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Random;
+
+/**
+ * 订单号工具类
+ *
+ * @author qy
+ * @since 1.0
+ */
+public class OrderNoUtils {
+
+    /**
+     * 获取订单编号
+     * @return
+     */
+    public static String getOrderNo() {
+        return "ORDER_" + getNo();
+    }
+
+    /**
+     * 获取退款单编号
+     * @return
+     */
+    public static String getRefundNo() {
+        return "REFUND_" + getNo();
+    }
+
+    /**
+     * 获取编号
+     * @return
+     */
+    public static String getNo() {
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
+        String newDate = sdf.format(new Date());
+        String result = "";
+        Random random = new Random();
+        for (int i = 0; i < 3; i++) {
+            result += random.nextInt(10);
+        }
+        return newDate + result;
+    }
+
+}

src/main/java/com/ai/da/controller/AliPayController.java

@@ -0,0 +1,206 @@
+package com.ai.da.controller;
+
+import com.ai.da.common.response.Response;
+import com.ai.da.mapper.entity.OrderInfo;
+import com.ai.da.service.AliPayService;
+import com.ai.da.service.OrderInfoService;
+import com.alipay.api.AlipayApiException;
+import com.alipay.api.AlipayConstants;
+import com.alipay.api.internal.util.AlipaySignature;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.core.env.Environment;
+import org.springframework.web.bind.annotation.*;
+
+import javax.annotation.Resource;
+import java.math.BigDecimal;
+import java.util.Map;
+
+@CrossOrigin
+@RestController
+@RequestMapping("/api/ali-pay")
+@Api(tags = "网站支付宝支付")
+@Slf4j
+public class AliPayController {
+
+    @Resource
+    private AliPayService aliPayService;
+
+    @Resource
+    private Environment config;
+
+    @Resource
+    private OrderInfoService orderInfoService;
+
+    @ApiOperation("统一收单下单并支付页面接口的调用")
+    @PostMapping("/trade/page/pay/{productId}")
+    public Response<String> tradePagePay(@PathVariable Long productId){
+
+        log.info("统一收单下单并支付页面接口的调用");
+        //支付宝开放平台接受 request 请求对象后
+        // 会为开发者生成一个html 形式的 form表单，包含自动提交的脚本
+        String formStr = aliPayService.tradeCreate(productId);
+        //我们将form表单字符串返回给前端程序，之后前端将会调用自动提交脚本，进行表单的提交
+        //此时，表单会自动提交到action属性所指向的支付宝开放平台中，从而为用户展示一个支付页面
+        return Response.success(formStr);
+    }
+
+    @ApiOperation("支付通知")
+    @PostMapping("/trade/notify")
+    public String tradeNotify(@RequestParam Map<String, String> params){
+
+        log.info("支付通知正在执行");
+        log.info("通知参数 ===> {}", params);
+
+        String result = "failure";
+
+        try {
+            //异步通知验签
+            boolean signVerified = AlipaySignature.rsaCheckV1(
+                    params,
+                    config.getProperty("alipay.alipay-public-key"),
+                    AlipayConstants.CHARSET_UTF8,
+                    AlipayConstants.SIGN_TYPE_RSA2); //调用SDK验证签名
+
+            if(!signVerified){
+                //验签失败则记录异常日志，并在response中返回failure.
+                log.error("支付成功异步通知验签失败！");
+                return result;
+            }
+
+            // 验签成功后
+            log.info("支付成功异步通知验签成功！");
+
+            //按照支付结果异步通知中的描述，对支付结果中的业务内容进行二次校验，
+            //1 商户需要验证该通知数据中的 out_trade_no 是否为商户系统中创建的订单号
+            String outTradeNo = params.get("out_trade_no");
+            OrderInfo order = orderInfoService.getOrderByOrderNo(outTradeNo);
+            if(order == null){
+                log.error("订单不存在");
+                return result;
+            }
+
+            //2 判断 total_amount 是否确实为该订单的实际金额（即商户订单创建时的金额）
+            String totalAmount = params.get("total_amount");
+            int totalAmountInt = new BigDecimal(totalAmount).multiply(new BigDecimal("100")).intValue();
+            int totalFeeInt = order.getTotalFee().intValue();
+            if(totalAmountInt != totalFeeInt){
+                log.error("金额校验失败");
+                return result;
+            }
+
+            //3 校验通知中的 seller_id（或者 seller_email) 是否为 out_trade_no 这笔单据的对应的操作方
+            String sellerId = params.get("seller_id");
+            String sellerIdProperty = config.getProperty("alipay.seller-id");
+            if(!sellerId.equals(sellerIdProperty)){
+                log.error("商家pid校验失败");
+                return result;
+            }
+
+            //4 验证 app_id 是否为该商户本身
+            String appId = params.get("app_id");
+            String appIdProperty = config.getProperty("alipay.app-id");
+            if(!appId.equals(appIdProperty)){
+                log.error("appid校验失败");
+                return result;
+            }
+
+            //在支付宝的业务通知中，只有交易通知状态为 TRADE_SUCCESS时，
+            // 支付宝才会认定为买家付款成功。
+            String tradeStatus = params.get("trade_status");
+            if(!"TRADE_SUCCESS".equals(tradeStatus)){
+                log.error("支付未成功");
+                return result;
+            }
+
+            //处理业务 修改订单状态 记录支付日志
+            aliPayService.processOrder(params);
+
+            //校验成功后在response中返回success并继续商户自身业务处理，校验失败返回failure
+            result = "success";
+        } catch (AlipayApiException e) {
+            e.printStackTrace();
+        }
+        return result;
+    }
+
+    /**
+     * 用户取消订单
+     * @param orderNo
+     * @return
+     */
+    @ApiOperation("用户取消订单")
+    @PostMapping("/trade/close/{orderNo}")
+    public Response<String> cancel(@PathVariable String orderNo){
+
+        log.info("取消订单");
+        aliPayService.cancelOrder(orderNo);
+        return Response.success("订单已取消");
+    }
+
+    /**
+     * 查询订单
+     * @param orderNo
+     * @return
+     */
+    @ApiOperation("查询订单：测试订单状态用")
+    @GetMapping("/trade/query/{orderNo}")
+    public Response<String> queryOrder(@PathVariable String orderNo)  {
+
+        log.info("查询订单");
+
+        String result = aliPayService.queryOrder(orderNo);
+        return Response.success(result);
+
+    }
+
+    /**
+     * 申请退款
+     * @param orderNo
+     * @param reason
+     * @return
+     */
+    @ApiOperation("申请退款")
+    @PostMapping("/trade/refund/{orderNo}/{reason}")
+    public Response<String> refunds(@PathVariable String orderNo, @PathVariable String reason){
+
+        log.info("申请退款");
+        aliPayService.refund(orderNo, reason);
+        return Response.success();
+    }
+
+    /**
+     * 查询退款
+     * @param orderNo
+     * @return
+     * @throws Exception
+     */
+    @ApiOperation("查询退款：测试用")
+    @GetMapping("/trade/fastpay/refund/{orderNo}")
+    public Response<String> queryRefund(@PathVariable String orderNo) throws Exception {
+
+        log.info("查询退款");
+
+        String result = aliPayService.queryRefund(orderNo);
+        return Response.success(result);
+    }
+
+    /**
+     * 根据账单类型和日期获取账单url地址
+     *
+     * @param billDate
+     * @param type
+     * @return
+     */
+    @ApiOperation("获取账单url")
+    @GetMapping("/bill/downloadurl/query/{billDate}/{type}")
+    public Response<String> queryTradeBill(
+            @PathVariable String billDate,
+            @PathVariable String type)  {
+        log.info("获取账单url");
+        String downloadUrl = aliPayService.queryBill(billDate, type);
+        return Response.success(downloadUrl);
+    }
+
+}

src/main/java/com/ai/da/controller/OrderInfoController.java

@@ -0,0 +1,50 @@
+package com.ai.da.controller;
+
+import com.ai.da.common.enums.OrderStatusEnum;
+import com.ai.da.common.response.Response;
+import com.ai.da.mapper.entity.OrderInfo;
+import com.ai.da.service.OrderInfoService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.web.bind.annotation.*;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@CrossOrigin //开放前端的跨域访问
+@Api(tags = "商品订单管理")
+@RestController
+@RequestMapping("/api/order-info")
+public class OrderInfoController {
+
+    @Resource
+    private OrderInfoService orderInfoService;
+
+    @ApiOperation("订单列表")
+    @GetMapping("/list")
+    public Response<List<OrderInfo>> list(){
+
+        List<OrderInfo> list = orderInfoService.listOrderByCreateTimeDesc();
+        return Response.success(list);
+    }
+
+    /**
+     * 查询本地订单状态
+     * @param orderNo
+     * @return
+     */
+    @ApiOperation("查询本地订单状态")
+    @GetMapping("/query-order-status/{orderNo}")
+    public Response<String> queryOrderStatus(@PathVariable String orderNo){
+
+        String orderStatus = orderInfoService.getOrderStatus(orderNo);
+        if(OrderStatusEnum.SUCCESS.getType().equals(orderStatus)){
+            return Response.success("支付成功"); //支付成功
+        }
+
+        return Response.success(101,"支付中......");
+    }
+
+
+
+}

src/main/java/com/ai/da/controller/ProductController.java

@@ -0,0 +1,42 @@
+package com.ai.da.controller;
+
+
+import com.ai.da.common.response.Response;
+import com.ai.da.mapper.entity.Product;
+import com.ai.da.service.ProductService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+import java.util.Date;
+import java.util.List;
+
+@CrossOrigin //开放前端的跨域访问
+@Api(tags = "商品管理")
+@RestController
+@RequestMapping("/api/product")
+public class ProductController {
+
+    @Resource
+    private ProductService productService;
+
+    @ApiOperation("测试接口")
+    @GetMapping("/test")
+    public Response<String> test(){
+
+        return Response.success("now" + new Date());
+    }
+
+    @ApiOperation("商品列表")
+    @GetMapping("/list")
+    public Response<List<Product>> list(){
+
+        List<Product> list = productService.list();
+        return Response.success(list);
+    }
+
+}

src/main/java/com/ai/da/mapper/OrderInfoMapper.java

@@ -0,0 +1,8 @@
+package com.ai.da.mapper;
+
+import com.ai.da.mapper.entity.OrderInfo;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+public interface OrderInfoMapper extends BaseMapper<OrderInfo> {
+
+}

src/main/java/com/ai/da/mapper/PaymentInfoMapper.java

@@ -0,0 +1,7 @@
+package com.ai.da.mapper;
+
+import com.ai.da.mapper.entity.PaymentInfo;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+public interface PaymentInfoMapper extends BaseMapper<PaymentInfo> {
+}

src/main/java/com/ai/da/mapper/ProductMapper.java

@@ -0,0 +1,8 @@
+package com.ai.da.mapper;
+
+import com.ai.da.mapper.entity.Product;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+public interface ProductMapper extends BaseMapper<Product> {
+
+}

src/main/java/com/ai/da/mapper/RefundInfoMapper.java

@@ -0,0 +1,9 @@
+package com.ai.da.mapper;
+
+
+import com.ai.da.mapper.entity.RefundInfo;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+public interface RefundInfoMapper extends BaseMapper<RefundInfo> {
+
+}

src/main/java/com/ai/da/mapper/entity/BaseEntity.java

@@ -0,0 +1,19 @@
+package com.ai.da.mapper.entity;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import lombok.Data;
+
+import java.util.Date;
+
+@Data
+public class BaseEntity {
+
+    //定义主键策略：跟随数据库的主键自增
+    @TableId(value = "id", type = IdType.AUTO)
+    private String id; //主键
+
+    private Date createTime;//创建时间
+
+    private Date updateTime;//更新时间
+}

src/main/java/com/ai/da/mapper/entity/OrderInfo.java

@@ -0,0 +1,25 @@
+package com.ai.da.mapper.entity;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+
+@Data
+@TableName("t_order_info")
+public class OrderInfo  extends BaseEntity{
+
+    private String title;//订单标题
+
+    private String orderNo;//商户订单编号
+
+    private Long userId;//用户id
+
+    private Long productId;//支付产品id
+
+    private Integer totalFee;//订单金额(分)
+
+    private String codeUrl;//订单二维码连接
+
+    private String orderStatus;//订单状态
+
+    private String paymentType;//支付方式
+}

src/main/java/com/ai/da/mapper/entity/PaymentInfo.java

@@ -0,0 +1,23 @@
+package com.ai.da.mapper.entity;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+
+@Data
+@TableName("t_payment_info")
+public class PaymentInfo extends BaseEntity{
+
+    private String orderNo;//商品订单编号
+
+    private String transactionId;//支付系统交易编号
+
+    private String paymentType;//支付类型
+
+    private String tradeType;//交易类型
+
+    private String tradeState;//交易状态
+
+    private Integer payerTotal;//支付金额(分)
+
+    private String content;//通知参数
+}

src/main/java/com/ai/da/mapper/entity/Product.java

@@ -0,0 +1,13 @@
+package com.ai.da.mapper.entity;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+
+@Data
+@TableName("t_product")
+public class Product extends BaseEntity{
+
+    private String title; //商品名称
+
+    private Integer price; //价格（分）
+}

src/main/java/com/ai/da/mapper/entity/RefundInfo.java

@@ -0,0 +1,27 @@
+package com.ai.da.mapper.entity;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+
+@Data
+@TableName("t_refund_info")
+public class RefundInfo extends BaseEntity{
+
+    private String orderNo;//商品订单编号
+
+    private String refundNo;//退款单编号
+
+    private String refundId;//支付系统退款单号
+
+    private Integer totalFee;//原订单金额(分)
+
+    private Integer refund;//退款金额(分)
+
+    private String reason;//退款原因
+
+    private String refundStatus;//退款单状态
+
+    private String contentReturn;//申请退款返回参数
+
+    private String contentNotify;//退款结果通知参数
+}

src/main/java/com/ai/da/service/AliPayService.java

@@ -0,0 +1,22 @@
+package com.ai.da.service;
+
+import java.util.Map;
+
+public interface AliPayService {
+    String tradeCreate(Long productId);
+
+    void processOrder(Map<String, String> params);
+
+    void cancelOrder(String orderNo);
+
+    String queryOrder(String orderNo);
+
+    void checkOrderStatus(String orderNo);
+
+    void refund(String orderNo, String reason);
+
+    String queryRefund(String orderNo);
+
+    String queryBill(String billDate, String type);
+
+}

src/main/java/com/ai/da/service/OrderInfoService.java

@@ -0,0 +1,25 @@
+package com.ai.da.service;
+
+
+import com.ai.da.common.enums.OrderStatusEnum;
+import com.ai.da.mapper.entity.OrderInfo;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+import java.util.List;
+
+public interface OrderInfoService extends IService<OrderInfo> {
+
+    OrderInfo createOrderByProductId(Long productId, String paymentType);
+
+    void saveCodeUrl(String orderNo, String codeUrl);
+
+    List<OrderInfo> listOrderByCreateTimeDesc();
+
+    void updateStatusByOrderNo(String orderNo, OrderStatusEnum orderStatus);
+
+    String getOrderStatus(String orderNo);
+
+    List<OrderInfo> getNoPayOrderByDuration(int minutes, String paymentType);
+
+    OrderInfo getOrderByOrderNo(String orderNo);
+}

src/main/java/com/ai/da/service/PaymentInfoService.java

@@ -0,0 +1,10 @@
+package com.ai.da.service;
+
+import java.util.Map;
+
+public interface PaymentInfoService {
+
+    void createPaymentInfo(String plainText);
+
+    void createPaymentInfoForAliPay(Map<String, String> params);
+}

src/main/java/com/ai/da/service/ProductService.java

@@ -0,0 +1,8 @@
+package com.ai.da.service;
+
+import com.ai.da.mapper.entity.Product;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+public interface ProductService extends IService<Product> {
+
+}

src/main/java/com/ai/da/service/RefundInfoService.java

@@ -0,0 +1,20 @@
+package com.ai.da.service;
+
+
+import com.ai.da.mapper.entity.RefundInfo;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+import java.util.List;
+
+public interface RefundInfoService extends IService<RefundInfo> {
+
+    RefundInfo createRefundByOrderNo(String orderNo, String reason);
+
+    void updateRefund(String content);
+
+    List<RefundInfo> getNoRefundOrderByDuration(int minutes);
+
+    RefundInfo createRefundByOrderNoForAliPay(String orderNo, String reason);
+
+    void updateRefundForAliPay(String refundNo, String content, String refundStatus);
+}

src/main/java/com/ai/da/service/impl/AliPayServiceImpl.java

@@ -0,0 +1,394 @@
+package com.ai.da.service.impl;
+
+import com.ai.da.common.enums.AliPayTradeStateEnum;
+import com.ai.da.common.enums.OrderStatusEnum;
+import com.ai.da.common.enums.PayTypeEnum;
+import com.ai.da.mapper.entity.OrderInfo;
+import com.ai.da.mapper.entity.RefundInfo;
+import com.ai.da.service.AliPayService;
+import com.ai.da.service.OrderInfoService;
+import com.ai.da.service.PaymentInfoService;
+import com.ai.da.service.RefundInfoService;
+import com.alibaba.fastjson.JSONObject;
+import com.alipay.api.AlipayApiException;
+import com.alipay.api.AlipayClient;
+import com.alipay.api.request.*;
+import com.alipay.api.response.*;
+import com.google.gson.Gson;
+import com.google.gson.internal.LinkedTreeMap;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.core.env.Environment;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import javax.annotation.Resource;
+import java.math.BigDecimal;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.locks.ReentrantLock;
+
+@Service
+@Slf4j
+public class AliPayServiceImpl implements AliPayService {
+
+    @Resource
+    private OrderInfoService orderInfoService;
+
+    @Resource
+    private AlipayClient alipayClient;
+
+    @Resource
+    private Environment config;
+
+    @Resource
+    private PaymentInfoService paymentInfoService;
+
+    @Resource
+    private RefundInfoService refundsInfoService;
+
+    private final ReentrantLock lock = new ReentrantLock();
+
+    @Transactional(rollbackFor = Exception.class)
+    @Override
+    public String tradeCreate(Long productId) {
+
+        try {
+            //生成订单
+            log.info("生成订单");
+            OrderInfo orderInfo = orderInfoService.createOrderByProductId(productId, PayTypeEnum.ALIPAY.getType());
+
+            //调用支付宝接口
+            AlipayTradePagePayRequest request = new AlipayTradePagePayRequest();
+            //配置需要的公共请求参数
+            //支付完成后，支付宝向谷粒学院发起异步通知的地址
+            request.setNotifyUrl(config.getProperty("alipay.notify-url"));
+            //支付完成后，我们想让页面跳转回谷粒学院的页面，配置returnUrl
+            request.setReturnUrl(config.getProperty("alipay.return-url"));
+
+            //组装当前业务方法的请求参数
+            JSONObject bizContent = new JSONObject();
+            bizContent.put("out_trade_no", orderInfo.getOrderNo());
+            BigDecimal total = new BigDecimal(orderInfo.getTotalFee().toString()).divide(new BigDecimal("100"));
+            bizContent.put("total_amount", total);
+            bizContent.put("subject", orderInfo.getTitle());
+            bizContent.put("product_code", "FAST_INSTANT_TRADE_PAY");
+
+            request.setBizContent(bizContent.toString());
+
+            //执行请求，调用支付宝接口
+            AlipayTradePagePayResponse response = alipayClient.pageExecute(request);
+
+            if(response.isSuccess()){
+                log.info("调用成功，返回结果 ===> " + response.getBody());
+                return response.getBody();
+            } else {
+                log.info("调用失败，返回码 ===> " + response.getCode() + ", 返回描述 ===> " + response.getMsg());
+                throw new RuntimeException("创建支付交易失败");
+            }
+        } catch (AlipayApiException e) {
+            e.printStackTrace();
+            throw new RuntimeException("创建支付交易失败");
+        }
+    }
+
+    /**
+     * 处理订单
+     * @param params
+     */
+    @Transactional(rollbackFor = Exception.class)
+    @Override
+    public void processOrder(Map<String, String> params) {
+
+        log.info("处理订单");
+
+        //获取订单号
+        String orderNo = params.get("out_trade_no");
+
+        /*在对业务数据进行状态检查和处理之前，
+        要采用数据锁进行并发控制，
+        以避免函数重入造成的数据混乱*/
+        //尝试获取锁：
+        // 成功获取则立即返回true，获取失败则立即返回false。不必一直等待锁的释放
+        if(lock.tryLock()) {
+            try {
+
+                //处理重复通知
+                //接口调用的幂等性：无论接口被调用多少次，以下业务执行一次
+                String orderStatus = orderInfoService.getOrderStatus(orderNo);
+                if (!OrderStatusEnum.NOT_PAY.getType().equals(orderStatus)) {
+                    return;
+                }
+
+                //更新订单状态
+                orderInfoService.updateStatusByOrderNo(orderNo, OrderStatusEnum.SUCCESS);
+
+                //记录支付日志
+                paymentInfoService.createPaymentInfoForAliPay(params);
+
+            } finally {
+                //要主动释放锁
+                lock.unlock();
+            }
+        }
+
+    }
+
+    /**
+     * 用户取消订单
+     * @param orderNo
+     */
+    @Override
+    public void cancelOrder(String orderNo) {
+
+        //调用支付宝提供的统一收单交易关闭接口
+        this.closeOrder(orderNo);
+
+        //更新用户订单状态
+        orderInfoService.updateStatusByOrderNo(orderNo, OrderStatusEnum.CANCEL);
+    }
+
+    /**
+     * 查询订单
+     * @param orderNo
+     * @return 返回订单查询结果，如果返回null则表示支付宝端尚未创建订单
+     */
+    @Override
+    public String queryOrder(String orderNo) {
+
+        try {
+            log.info("查单接口调用 ===> {}", orderNo);
+
+            AlipayTradeQueryRequest request = new AlipayTradeQueryRequest();
+            JSONObject bizContent = new JSONObject();
+            bizContent.put("out_trade_no", orderNo);
+            request.setBizContent(bizContent.toString());
+
+            AlipayTradeQueryResponse response = alipayClient.execute(request);
+            if(response.isSuccess()){
+                log.info("调用成功，返回结果 ===> " + response.getBody());
+                return response.getBody();
+            } else {
+                log.info("调用失败，返回码 ===> " + response.getCode() + ", 返回描述 ===> " + response.getMsg());
+                //throw new RuntimeException("查单接口的调用失败");
+                return null;//订单不存在
+            }
+
+        } catch (AlipayApiException e) {
+            e.printStackTrace();
+            throw new RuntimeException("查单接口的调用失败");
+        }
+    }
+
+    /**
+     * 根据订单号调用支付宝查单接口，核实订单状态
+     * 如果订单未创建，则更新商户端订单状态
+     * 如果订单未支付，则调用关单接口关闭订单，并更新商户端订单状态
+     * 如果订单已支付，则更新商户端订单状态，并记录支付日志
+     * @param orderNo
+     */
+    @Override
+    public void checkOrderStatus(String orderNo) {
+
+        log.warn("根据订单号核实订单状态 ===> {}", orderNo);
+
+        String result = this.queryOrder(orderNo);
+
+        //订单未创建
+        if(result == null){
+            log.warn("核实订单未创建 ===> {}", orderNo);
+            //更新本地订单状态
+            orderInfoService.updateStatusByOrderNo(orderNo, OrderStatusEnum.CLOSED);
+        }
+
+        //解析查单响应结果
+        Gson gson = new Gson();
+        HashMap<String, LinkedTreeMap> resultMap = gson.fromJson(result, HashMap.class);
+        LinkedTreeMap alipayTradeQueryResponse = resultMap.get("alipay_trade_query_response");
+
+        String tradeStatus = (String)alipayTradeQueryResponse.get("trade_status");
+        if(AliPayTradeStateEnum.NOTPAY.getType().equals(tradeStatus)){
+            log.warn("核实订单未支付 ===> {}", orderNo);
+
+            //如果订单未支付，则调用关单接口关闭订单
+            this.closeOrder(orderNo);
+
+            // 并更新商户端订单状态
+            orderInfoService.updateStatusByOrderNo(orderNo, OrderStatusEnum.CLOSED);
+        }
+
+        if(AliPayTradeStateEnum.SUCCESS.getType().equals(tradeStatus)){
+            log.warn("核实订单已支付 ===> {}", orderNo);
+
+            //如果订单已支付，则更新商户端订单状态
+            orderInfoService.updateStatusByOrderNo(orderNo, OrderStatusEnum.SUCCESS);
+
+            //并记录支付日志
+            paymentInfoService.createPaymentInfoForAliPay(alipayTradeQueryResponse);
+        }
+
+    }
+
+    /**
+     * 关单接口的调用
+     * @param orderNo 订单号
+     */
+    private void closeOrder(String orderNo) {
+
+        try {
+            log.info("关单接口的调用，订单号 ===> {}", orderNo);
+
+            AlipayTradeCloseRequest request = new AlipayTradeCloseRequest();
+            JSONObject bizContent = new JSONObject();
+            bizContent.put("out_trade_no", orderNo);
+            request.setBizContent(bizContent.toString());
+            AlipayTradeCloseResponse response = alipayClient.execute(request);
+
+            if(response.isSuccess()){
+                log.info("调用成功，返回结果 ===> " + response.getBody());
+            } else {
+                log.info("调用失败，返回码 ===> " + response.getCode() + ", 返回描述 ===> " + response.getMsg());
+                //throw new RuntimeException("关单接口的调用失败");
+            }
+
+        } catch (AlipayApiException e) {
+            e.printStackTrace();
+            throw new RuntimeException("关单接口的调用失败");
+        }
+    }
+
+    /**
+     * 退款
+     * @param orderNo
+     * @param reason
+     */
+    @Transactional(rollbackFor = Exception.class)
+    @Override
+    public void refund(String orderNo, String reason) {
+
+        try {
+            log.info("调用退款API");
+
+            //创建退款单
+            RefundInfo refundInfo = refundsInfoService.createRefundByOrderNoForAliPay(orderNo, reason);
+
+            //调用统一收单交易退款接口
+            AlipayTradeRefundRequest request = new AlipayTradeRefundRequest ();
+
+            //组装当前业务方法的请求参数
+            JSONObject bizContent = new JSONObject();
+            bizContent.put("out_trade_no", orderNo);//订单编号
+            BigDecimal refund = new BigDecimal(refundInfo.getRefund().toString()).divide(new BigDecimal("100"));
+            //BigDecimal refund = new BigDecimal("2").divide(new BigDecimal("100"));
+            bizContent.put("refund_amount", refund);//退款金额：不能大于支付金额
+            bizContent.put("refund_reason", reason);//退款原因(可选)
+
+            request.setBizContent(bizContent.toString());
+
+            //执行请求，调用支付宝接口
+            AlipayTradeRefundResponse response = alipayClient.execute(request);
+
+            if(response.isSuccess()){
+                log.info("调用成功，返回结果 ===> " + response.getBody());
+
+                //更新订单状态
+                orderInfoService.updateStatusByOrderNo(orderNo, OrderStatusEnum.REFUND_SUCCESS);
+
+                //更新退款单
+                refundsInfoService.updateRefundForAliPay(
+                        refundInfo.getRefundNo(),
+                        response.getBody(),
+                        AliPayTradeStateEnum.REFUND_SUCCESS.getType()); //退款成功
+
+            } else {
+                log.info("调用失败，返回码 ===> " + response.getCode() + ", 返回描述 ===> " + response.getMsg());
+
+                //更新订单状态
+                orderInfoService.updateStatusByOrderNo(orderNo, OrderStatusEnum.REFUND_ABNORMAL);
+
+                //更新退款单
+                refundsInfoService.updateRefundForAliPay(
+                        refundInfo.getRefundNo(),
+                        response.getBody(),
+                        AliPayTradeStateEnum.REFUND_ERROR.getType()); //退款失败
+            }
+
+
+        } catch (AlipayApiException e) {
+            e.printStackTrace();
+            throw new RuntimeException("创建退款申请失败");
+        }
+    }
+
+    /**
+     * 查询退款
+     * @param orderNo
+     * @return
+     */
+    @Override
+    public String queryRefund(String orderNo) {
+
+        try {
+            log.info("查询退款接口调用 ===> {}", orderNo);
+
+            AlipayTradeFastpayRefundQueryRequest request = new AlipayTradeFastpayRefundQueryRequest();
+            JSONObject bizContent = new JSONObject();
+            bizContent.put("out_trade_no", orderNo);
+            bizContent.put("out_request_no", orderNo);
+            request.setBizContent(bizContent.toString());
+
+            AlipayTradeFastpayRefundQueryResponse response = alipayClient.execute(request);
+            if(response.isSuccess()){
+                log.info("调用成功，返回结果 ===> " + response.getBody());
+                return response.getBody();
+            } else {
+                log.info("调用失败，返回码 ===> " + response.getCode() + ", 返回描述 ===> " + response.getMsg());
+                //throw new RuntimeException("查单接口的调用失败");
+                return null;//订单不存在
+            }
+
+        } catch (AlipayApiException e) {
+            e.printStackTrace();
+            throw new RuntimeException("查单接口的调用失败");
+        }
+    }
+
+    /**
+     * 申请账单
+     * @param billDate
+     * @param type
+     * @return
+     */
+    @Override
+    public String queryBill(String billDate, String type) {
+
+        try {
+
+            AlipayDataDataserviceBillDownloadurlQueryRequest request = new AlipayDataDataserviceBillDownloadurlQueryRequest();
+            JSONObject bizContent = new JSONObject();
+            bizContent.put("bill_type", type);
+            bizContent.put("bill_date", billDate);
+            request.setBizContent(bizContent.toString());
+            AlipayDataDataserviceBillDownloadurlQueryResponse response = alipayClient.execute(request);
+
+            if(response.isSuccess()){
+                log.info("调用成功，返回结果 ===> " + response.getBody());
+
+                //获取账单下载地址
+                Gson gson = new Gson();
+                HashMap<String, LinkedTreeMap> resultMap = gson.fromJson(response.getBody(), HashMap.class);
+                LinkedTreeMap billDownloadurlResponse = resultMap.get("alipay_data_dataservice_bill_downloadurl_query_response");
+                String billDownloadUrl = (String)billDownloadurlResponse.get("bill_download_url");
+
+                return billDownloadUrl;
+            } else {
+                log.info("调用失败，返回码 ===> " + response.getCode() + ", 返回描述 ===> " + response.getMsg());
+                throw new RuntimeException("申请账单失败");
+            }
+
+        } catch (AlipayApiException e) {
+            e.printStackTrace();
+            throw new RuntimeException("申请账单失败");
+        }
+    }
+
+}

src/main/java/com/ai/da/service/impl/OrderInfoServiceImpl.java

@@ -0,0 +1,172 @@
+package com.ai.da.service.impl;
+
+
+import com.ai.da.common.enums.OrderStatusEnum;
+import com.ai.da.common.utils.OrderNoUtils;
+import com.ai.da.mapper.OrderInfoMapper;
+import com.ai.da.mapper.ProductMapper;
+import com.ai.da.mapper.entity.OrderInfo;
+import com.ai.da.mapper.entity.Product;
+import com.ai.da.service.OrderInfoService;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.time.Duration;
+import java.time.Instant;
+import java.util.List;
+
+@Service
+@Slf4j
+public class OrderInfoServiceImpl extends ServiceImpl<OrderInfoMapper, OrderInfo> implements OrderInfoService {
+
+    @Resource
+    private ProductMapper productMapper;
+
+    /*@Resource
+    private OrderInfoMapper orderInfoMapper;*/
+
+    @Override
+    public OrderInfo createOrderByProductId(Long productId, String paymentType) {
+
+        //查找已存在但未支付的订单
+        OrderInfo orderInfo = this.getNoPayOrderByProductId(productId, paymentType);
+        if( orderInfo != null){
+            return orderInfo;
+        }
+
+        //获取商品信息
+        Product product = productMapper.selectById(productId);
+
+        //生成订单
+        orderInfo = new OrderInfo();
+        orderInfo.setTitle(product.getTitle());
+        orderInfo.setOrderNo(OrderNoUtils.getOrderNo()); //订单号
+        orderInfo.setProductId(productId);
+        orderInfo.setTotalFee(product.getPrice()); //分
+        orderInfo.setOrderStatus(OrderStatusEnum.NOT_PAY.getType()); //未支付
+        orderInfo.setPaymentType(paymentType);
+        baseMapper.insert(orderInfo);
+
+        return orderInfo;
+    }
+
+    /**
+     * 存储订单二维码
+     * @param orderNo
+     * @param codeUrl
+     */
+    @Override
+    public void saveCodeUrl(String orderNo, String codeUrl) {
+
+        QueryWrapper<OrderInfo> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("order_no", orderNo);
+
+        OrderInfo orderInfo = new OrderInfo();
+        orderInfo.setCodeUrl(codeUrl);
+
+        baseMapper.update(orderInfo, queryWrapper);
+    }
+
+    /**
+     * 查询订单列表，并倒序查询
+     * @return
+     */
+    @Override
+    public List<OrderInfo> listOrderByCreateTimeDesc() {
+
+        QueryWrapper<OrderInfo> queryWrapper = new QueryWrapper<OrderInfo>().orderByDesc("create_time");
+        return baseMapper.selectList(queryWrapper);
+    }
+
+    /**
+     * 根据订单号更新订单状态
+     * @param orderNo
+     * @param orderStatus
+     */
+    @Override
+    public void updateStatusByOrderNo(String orderNo, OrderStatusEnum orderStatus) {
+
+        log.info("更新订单状态 ===> {}", orderStatus.getType());
+
+        QueryWrapper<OrderInfo> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("order_no", orderNo);
+
+        OrderInfo orderInfo = new OrderInfo();
+        orderInfo.setOrderStatus(orderStatus.getType());
+
+        baseMapper.update(orderInfo, queryWrapper);
+    }
+
+    /**
+     * 根据订单号获取订单状态
+     * @param orderNo
+     * @return
+     */
+    @Override
+    public String getOrderStatus(String orderNo) {
+
+        QueryWrapper<OrderInfo> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("order_no", orderNo);
+        OrderInfo orderInfo = baseMapper.selectOne(queryWrapper);
+        if(orderInfo == null){
+            return null;
+        }
+        return orderInfo.getOrderStatus();
+    }
+
+    /**
+     * 查询创建超过minutes分钟并且未支付的订单
+     * @param minutes
+     * @return
+     */
+    @Override
+    public List<OrderInfo> getNoPayOrderByDuration(int minutes, String paymentType) {
+
+        Instant instant = Instant.now().minus(Duration.ofMinutes(minutes));
+
+        QueryWrapper<OrderInfo> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("order_status", OrderStatusEnum.NOT_PAY.getType());
+        queryWrapper.le("create_time", instant);
+        queryWrapper.eq("payment_type", paymentType);
+
+        List<OrderInfo> orderInfoList = baseMapper.selectList(queryWrapper);
+
+        return orderInfoList;
+    }
+
+    /**
+     * 根据订单号获取订单
+     * @param orderNo
+     * @return
+     */
+    @Override
+    public OrderInfo getOrderByOrderNo(String orderNo) {
+
+        QueryWrapper<OrderInfo> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("order_no", orderNo);
+        OrderInfo orderInfo = baseMapper.selectOne(queryWrapper);
+
+        return orderInfo;
+    }
+
+
+    /**
+     * 根据商品id查询未支付订单
+     * 防止重复创建订单对象
+     * @param productId
+     * @return
+     */
+    private OrderInfo getNoPayOrderByProductId(Long productId, String paymentType) {
+
+        QueryWrapper<OrderInfo> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("product_id", productId);
+        queryWrapper.eq("order_status", OrderStatusEnum.NOT_PAY.getType());
+        queryWrapper.eq("payment_type", paymentType);
+//        queryWrapper.eq("user_id", userId);
+        OrderInfo orderInfo = baseMapper.selectOne(queryWrapper);
+        return orderInfo;
+    }
+}

src/main/java/com/ai/da/service/impl/PaymentInfoServiceImpl.java

@@ -0,0 +1,90 @@
+package com.ai.da.service.impl;
+
+import com.ai.da.common.enums.PayTypeEnum;
+import com.ai.da.mapper.PaymentInfoMapper;
+import com.ai.da.mapper.entity.PaymentInfo;
+import com.ai.da.service.PaymentInfoService;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.google.gson.Gson;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+
+import java.math.BigDecimal;
+import java.util.HashMap;
+import java.util.Map;
+
+@Service
+@Slf4j
+public class PaymentInfoServiceImpl extends ServiceImpl<PaymentInfoMapper, PaymentInfo> implements PaymentInfoService {
+
+    /**
+     * 记录支付日志：微信支付
+     * @param plainText
+     */
+    @Override
+    public void createPaymentInfo(String plainText) {
+
+        log.info("记录支付日志");
+
+        Gson gson = new Gson();
+        HashMap plainTextMap = gson.fromJson(plainText, HashMap.class);
+
+        //订单号
+        String orderNo = (String)plainTextMap.get("out_trade_no");
+        //业务编号
+        String transactionId = (String)plainTextMap.get("transaction_id");
+        //支付类型
+        String tradeType = (String)plainTextMap.get("trade_type");
+        //交易状态
+        String tradeState = (String)plainTextMap.get("trade_state");
+        //用户实际支付金额
+        Map<String, Object> amount = (Map)plainTextMap.get("amount");
+        Integer payerTotal = ((Double) amount.get("payer_total")).intValue();
+
+        PaymentInfo paymentInfo = new PaymentInfo();
+        paymentInfo.setOrderNo(orderNo);
+        paymentInfo.setPaymentType(PayTypeEnum.WXPAY.getType());
+        paymentInfo.setTransactionId(transactionId);
+        paymentInfo.setTradeType(tradeType);
+        paymentInfo.setTradeState(tradeState);
+        paymentInfo.setPayerTotal(payerTotal);
+        paymentInfo.setContent(plainText);
+
+        baseMapper.insert(paymentInfo);
+    }
+
+    /**
+     * 记录支付日志：支付宝
+     * @param params
+     */
+    @Override
+    public void createPaymentInfoForAliPay(Map<String, String> params) {
+
+        log.info("记录支付日志");
+
+        //获取订单号
+        String orderNo = params.get("out_trade_no");
+        //业务编号
+        String transactionId = params.get("trade_no");
+        //交易状态
+        String tradeStatus = params.get("trade_status");
+        //交易金额
+        String totalAmount = params.get("total_amount");
+        int totalAmountInt = new BigDecimal(totalAmount).multiply(new BigDecimal("100")).intValue();
+
+
+        PaymentInfo paymentInfo = new PaymentInfo();
+        paymentInfo.setOrderNo(orderNo);
+        paymentInfo.setPaymentType(PayTypeEnum.ALIPAY.getType());
+        paymentInfo.setTransactionId(transactionId);
+        paymentInfo.setTradeType("电脑网站支付");
+        paymentInfo.setTradeState(tradeStatus);
+        paymentInfo.setPayerTotal(totalAmountInt);
+
+        Gson gson = new Gson();
+        String json = gson.toJson(params, HashMap.class);
+        paymentInfo.setContent(json);
+
+        baseMapper.insert(paymentInfo);
+    }
+}

src/main/java/com/ai/da/service/impl/ProductServiceImpl.java

@@ -0,0 +1,12 @@
+package com.ai.da.service.impl;
+
+import com.ai.da.mapper.ProductMapper;
+import com.ai.da.mapper.entity.Product;
+import com.ai.da.service.ProductService;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Service;
+
+@Service
+public class ProductServiceImpl extends ServiceImpl<ProductMapper, Product> implements ProductService {
+
+}

src/main/java/com/ai/da/service/impl/RefundInfoServiceImpl.java

@@ -0,0 +1,156 @@
+package com.ai.da.service.impl;
+
+import com.ai.da.common.utils.OrderNoUtils;
+import com.ai.da.mapper.RefundInfoMapper;
+import com.ai.da.mapper.entity.OrderInfo;
+import com.ai.da.mapper.entity.RefundInfo;
+import com.ai.da.service.OrderInfoService;
+import com.ai.da.service.RefundInfoService;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.google.gson.Gson;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.time.Duration;
+import java.time.Instant;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+@Service
+public class RefundInfoServiceImpl extends ServiceImpl<RefundInfoMapper, RefundInfo> implements RefundInfoService {
+
+    @Resource
+    private OrderInfoService orderInfoService;
+
+    /**
+     * 根据订单号创建退款订单
+     * @param orderNo
+     * @return
+     */
+    @Override
+    public RefundInfo createRefundByOrderNo(String orderNo, String reason) {
+
+        //根据订单号获取订单信息
+        OrderInfo orderInfo = orderInfoService.getOrderByOrderNo(orderNo);
+
+        //根据订单号生成退款订单
+        RefundInfo refundInfo = new RefundInfo();
+        refundInfo.setOrderNo(orderNo);//订单编号
+        refundInfo.setRefundNo(OrderNoUtils.getRefundNo());//退款单编号
+        refundInfo.setTotalFee(orderInfo.getTotalFee());//原订单金额(分)
+        refundInfo.setRefund(orderInfo.getTotalFee());//退款金额(分)
+        refundInfo.setReason(reason);//退款原因
+
+        //保存退款订单
+        baseMapper.insert(refundInfo);
+
+        return refundInfo;
+    }
+
+
+    /**
+     * 记录退款记录
+     * @param content
+     */
+    @Override
+    public void updateRefund(String content) {
+
+        //将json字符串转换成Map
+        Gson gson = new Gson();
+        Map<String, String> resultMap = gson.fromJson(content, HashMap.class);
+
+        //根据退款单编号修改退款单
+        QueryWrapper<RefundInfo> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("refund_no", resultMap.get("out_refund_no"));
+
+        //设置要修改的字段
+        RefundInfo refundInfo = new RefundInfo();
+
+        refundInfo.setRefundId(resultMap.get("refund_id"));//微信支付退款单号
+
+        //查询退款和申请退款中的返回参数
+        if(resultMap.get("status") != null){
+            refundInfo.setRefundStatus(resultMap.get("status"));//退款状态
+            refundInfo.setContentReturn(content);//将全部响应结果存入数据库的content字段
+        }
+        //退款回调中的回调参数
+        if(resultMap.get("refund_status") != null){
+            refundInfo.setRefundStatus(resultMap.get("refund_status"));//退款状态
+            refundInfo.setContentNotify(content);//将全部响应结果存入数据库的content字段
+        }
+
+        //更新退款单
+        baseMapper.update(refundInfo, queryWrapper);
+    }
+
+    /**
+     * 找出申请退款超过minutes分钟并且未成功的退款单
+     * @param minutes
+     * @return
+     */
+    @Override
+    public List<RefundInfo> getNoRefundOrderByDuration(int minutes) {
+
+        //minutes分钟之前的时间
+        Instant instant = Instant.now().minus(Duration.ofMinutes(minutes));
+
+        QueryWrapper<RefundInfo> queryWrapper = new QueryWrapper<>();
+//        queryWrapper.eq("refund_status", WxRefundStatus.PROCESSING.getType());
+        queryWrapper.le("create_time", instant);
+        List<RefundInfo> refundInfoList = baseMapper.selectList(queryWrapper);
+        return refundInfoList;
+    }
+
+    /**
+     * 根据订单号创建退款订单
+     * @param orderNo
+     * @return
+     */
+    @Override
+    public RefundInfo createRefundByOrderNoForAliPay(String orderNo, String reason) {
+
+        //根据订单号获取订单信息
+        OrderInfo orderInfo = orderInfoService.getOrderByOrderNo(orderNo);
+
+        //根据订单号生成退款订单
+        RefundInfo refundInfo = new RefundInfo();
+        refundInfo.setOrderNo(orderNo);//订单编号
+        refundInfo.setRefundNo(OrderNoUtils.getRefundNo());//退款单编号
+
+        refundInfo.setTotalFee(orderInfo.getTotalFee());//原订单金额(分)
+        refundInfo.setRefund(orderInfo.getTotalFee());//退款金额(分)
+        refundInfo.setReason(reason);//退款原因
+
+        //保存退款订单
+        baseMapper.insert(refundInfo);
+
+        return refundInfo;
+    }
+
+    /**
+     * 更新退款记录
+     * @param refundNo
+     * @param content
+     * @param refundStatus
+     */
+    @Override
+    public void updateRefundForAliPay(String refundNo, String content, String refundStatus) {
+
+        //根据退款单编号修改退款单
+        QueryWrapper<RefundInfo> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("refund_no", refundNo);
+
+        //设置要修改的字段
+        RefundInfo refundInfo = new RefundInfo();
+        refundInfo.setRefundStatus(refundStatus);//退款状态
+        refundInfo.setContentReturn(content);//将全部响应结果存入数据库的content字段
+
+        //更新退款单
+        baseMapper.update(refundInfo, queryWrapper);
+
+    }
+
+}