bug fix: sync functions clear all records

src/main/java/au/com/royalpay/payment/manage/management/sysconfig/core/impls/PermissionManagerImpl.java

@@ -28,7 +28,9 @@ public class PermissionManagerImpl implements PermissionManager {
     private PermissionModuleMapper permissionModuleMapper;
     @Resource
     private PermissionReader permissionReader;
+
     @Override
+    @Transactional
     public void synchronizeFunctions() {
         List<JSONObject> functions = permissionFunctionMapper.listAll();
         Map<String, JSONObject> funcMapFromDB = new HashMap<>();
@@ -40,7 +42,7 @@ public class PermissionManagerImpl implements PermissionManager {
         for (PermissionNode node : nodes) {
             String funcId = node.getFuncId();
             if (funcMapFromDB.containsKey(funcId.toLowerCase())) {
-                funcMapFromDB.remove(funcId);
+                funcMapFromDB.remove(funcId.toLowerCase());
                 JSONObject func = node.initFuncObject();
                 func.remove("role");
                 permissionFunctionMapper.update(func);
@@ -181,5 +183,4 @@ public class PermissionManagerImpl implements PermissionManager {
     }
 
 
-
 }