更改对象查询

sys-api-service/src/main/java/com/xy/service/SysSceneServiceImpl.java

@@ -51,8 +51,8 @@ public class SysSceneServiceImpl extends ServiceImpl<SysSceneMapper, SysScene> i
     @ApiOperation("场景树")
     @Override
     public R<List<Tree<Long>>> tree(SysSceneDto.SceneListDto pater) {
-        Long parentId = Emptys.check(pater.getPaterId())?pater.getPaterId():0L;
-        List<SysSceneDto.Vo> list = copy(SysSceneDto.Vo.class,list(null));
+        Long parentId = Emptys.check(pater.getPaterId()) ? pater.getPaterId() : 0L;
+        List<SysSceneDto.Vo> list = copy(SysSceneDto.Vo.class, list(null));
         List<TreeNode<Long>> collect = list.stream()
                 .filter(item -> !item.getId().equals(item.getPaterId()))
                 .sorted(Comparator.comparingInt(SysSceneDto.Vo::getWeigh))
@@ -64,7 +64,7 @@ public class SysSceneServiceImpl extends ServiceImpl<SysSceneMapper, SysScene> i
                     treeNode.setWeight(item.getWeigh());
                     Map<String, Object> extra = new HashMap<>(1);
                     extra.put(LambdaUtils.getProperty(SysScene::getSceneCode), item.getSceneCode());
-                    if(Emptys.check(pater.getAllColumn()) && pater.getAllColumn()) {
+                    if (Emptys.check(pater.getAllColumn()) && pater.getAllColumn()) {
                         extra.put(LambdaUtils.getProperty(SysScene::getLevel), item.getLevel());
                         extra.put(LambdaUtils.getProperty(SysScene::getWeigh), item.getWeigh());
                         extra.put(LambdaUtils.getProperty(SysScene::getStatus), item.getStatus());
@@ -79,14 +79,14 @@ public class SysSceneServiceImpl extends ServiceImpl<SysSceneMapper, SysScene> i
 
     @Override
     @ApiOperation("查询下一级列表")
-    public R<List<SysSceneDto.Vo>> nextList(@RequestBody @Validated SysSceneDto.SceneListDto pater){
-        Long parentId = Emptys.check(pater.getPaterId())?pater.getPaterId():0L;
+    public R<List<SysSceneDto.Vo>> nextList(@RequestBody @Validated SysSceneDto.SceneListDto pater) {
+        Long parentId = Emptys.check(pater.getPaterId()) ? pater.getPaterId() : 0L;
         LambdaQueryWrapper<SysScene> lqw = new LambdaQueryWrapper<>();
-        lqw.eq(SysScene::getPaterId,parentId);
-        if(!Emptys.check(pater.getAllColumn()) || !pater.getAllColumn()){
-            lqw.select(SysScene::getId,SysScene::getSceneCode,SysScene::getName);
+        lqw.eq(SysScene::getPaterId, parentId);
+        if (!Emptys.check(pater.getAllColumn()) || !pater.getAllColumn()) {
+            lqw.select(SysScene::getId, SysScene::getSceneCode, SysScene::getName);
         }
-        return R.ok(copy(SysSceneDto.Vo.class,list(lqw)));
+        return R.ok(copy(SysSceneDto.Vo.class, list(lqw)));
     }
 
     @ApiOperation(value = "删除", notes = "有子类不能删除")
@@ -94,7 +94,7 @@ public class SysSceneServiceImpl extends ServiceImpl<SysSceneMapper, SysScene> i
     public R deleteById(@RequestBody @Validated SysSceneDto.IdListDto idListDto) {
         List<Long> idList = idListDto.getIdList();
         //判断是否有子类
-        LambdaQueryWrapper<SysScene> lambdaQueryWrapper = Wrappers.<SysScene>lambdaQuery().in(SysScene::getPaterId,idList).last("limit 1");
+        LambdaQueryWrapper<SysScene> lambdaQueryWrapper = Wrappers.<SysScene>lambdaQuery().in(SysScene::getPaterId, idList).last("limit 1");
         List<SysScene> list = list(lambdaQueryWrapper);
         if (CollUtil.isNotEmpty(list)) {
             return R.fail("有子类不能删除！");
@@ -107,7 +107,12 @@ public class SysSceneServiceImpl extends ServiceImpl<SysSceneMapper, SysScene> i
     public R<SysSceneDto.Vo> obj(SysSceneDto.Vo vo) {
         LambdaQueryWrapper<SysScene> lambdaQueryWrapper = new MybatisPlusQuery().eqWrapper(vo, SysScene.class).build()
                 .last("limit 1");
-        return R.ok(copy(SysSceneDto.Vo.class, baseMapper.selectOne(lambdaQueryWrapper)));
+        SysScene sysScene = baseMapper.selectOne(lambdaQueryWrapper);
+        if (Emptys.check(sysScene)) {
+            return R.ok(copy(SysSceneDto.Vo.class, sysScene));
+        } else {
+            return R.ok();
+        }
     }
 
     @ApiOperation(value = "新增、更新场景", notes = "不传id为新增，传id为修改")