新增扫码记录时检查扫码记录是否已经存在

lift-business-service/src/main/java/cn/com/ty/lift/business/maintenance/controller/ScanRecordController.java

@@ -19,6 +19,8 @@ import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
+import java.util.List;
+
 /**
  * 电梯二维码扫码Controller
  */
@@ -110,7 +112,13 @@ public class ScanRecordController {
      * @return 操作结果
      */
     @PostMapping("record/add")
-    public RestResponse add(@RequestBody ScanRecord scanRecord) {
-        return RestResponse.success(scanRecordService.save(scanRecord));
+    public RestResponse<?> add(@RequestBody ScanRecord scanRecord) {
+        List<ScanRecord> list = scanRecordService.list(Wrappers.<ScanRecord>query()
+                .eq(scanRecord.getOpenId() != null, "open_id", scanRecord.getOpenId())
+                .eq(scanRecord.getLiftId() != null, "lift_id", scanRecord.getLiftId()));
+        if (list.isEmpty()) {
+            return RestResponse.success(scanRecordService.save(scanRecord));
+        }
+        return RestResponse.fail("该电梯扫码记录已存在");
     }
 }