判断cid和userid是否存在 如果存在则先删除 再添加

smart-campus/src/main/java/yangtz/cs/liu/wechat/controller/organization/WxSchoolOrganizationController.java

@@ -195,6 +195,14 @@ public class WxSchoolOrganizationController extends BaseController {
     @PostMapping
     public AjaxResult add(@RequestBody SchoolOrganizationSignin schoolOrganizationSignin)
     {
+        //判断cid和userid是否存在 如果存在则先删除 再添加
+        LambdaQueryWrapper<SchoolOrganizationSignin> wrapper = Wrappers.lambdaQuery();
+        wrapper.eq(SchoolOrganizationSignin::getCid,schoolOrganizationSignin.getCid());
+        wrapper.eq(SchoolOrganizationSignin::getUserId,schoolOrganizationSignin.getUserId());
+        SchoolOrganizationSignin one = schoolOrganizationSigninService.getOne(wrapper);
+        if (one!=null){
+            schoolOrganizationSigninService.removeById(one.getId());
+        }
         schoolOrganizationSignin.setStatus("1"); //适配重新报名的情况
         return toAjax(schoolOrganizationSigninService.save(schoolOrganizationSignin));
     }