增加可用优惠券数量

src/main/java/com/chaozhanggui/system/cashierservice/controller/UserContoller.java

@@ -34,6 +34,7 @@ import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
 import javax.servlet.http.HttpServletRequest;
+import java.math.BigDecimal;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Objects;
@@ -79,6 +80,12 @@ public class UserContoller {
         TbShopUser shopUser = shopUserMapper.selectByUserIdAndShopId(userId,shopId);
         return Result.success(CodeEnum.SUCCESS,shopUser);
     }
+
+    @GetMapping("/userCoupon")
+    public Result userCoupon(@RequestParam("userId") String userId ,@RequestParam("shopId") BigDecimal orderNum ) throws Exception {
+        int num = userService.userCoupon(userId,orderNum);
+        return Result.success(CodeEnum.SUCCESS,num);
+    }
     @PostMapping("/modityIntegral")
     public JSONObject modityIntegral(@RequestHeader String token,@RequestBody IntegralVo integralVo ) throws Exception {
         JSONObject jsonObject = TokenUtil.parseParamFromToken(token);