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huimv-admin/src/main/java/com/huimv/guowei/admin/controller/DepartureController.java

@@ -52,12 +52,15 @@ public class DepartureController {
 
     @RequestMapping("/addDuck")
     public Result addDuck(HttpServletRequest httpServletRequest, @RequestBody Departure departure) {
-        departureService.save(departure);
         String duckNum = departure.getDuckNum();
         QueryWrapper<BaseDuckInfo> queryWrapper = new QueryWrapper<>();
         queryWrapper.eq("farm_id", departure.getFarmId()).eq("duck_num", duckNum);
         BaseDuckInfo infoServiceOne = infoService.getOne(queryWrapper);
+        if (infoServiceOne.getIsCage() == 1) {
+            return new Result(10001, "该鸭只已离场，无需再次离场！", false);
+        }
         infoServiceOne.setIsCage(1);
+        departureService.save(departure);
         infoService.updateById(infoServiceOne);
         return new Result(10000, "添加成功！", true);
     }