From 53e7b8bcfb0d53d7c7627def218bfe3d361de1dc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=BB=84=E6=B5=B7?= <10402852@qq.com>
Date: Mon, 4 Jan 2021 15:41:59 +0800
Subject: [PATCH] commit

---
 .../BaseMenu/BaseMenuDao/BaseMenuDao.go       | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/dsBaseRpc/RpcService/BaseMenu/BaseMenuDao/BaseMenuDao.go b/dsBaseRpc/RpcService/BaseMenu/BaseMenuDao/BaseMenuDao.go
index 95b85f7d..d721ab37 100644
--- a/dsBaseRpc/RpcService/BaseMenu/BaseMenuDao/BaseMenuDao.go
+++ b/dsBaseRpc/RpcService/BaseMenu/BaseMenuDao/BaseMenuDao.go
@@ -6,7 +6,9 @@ import (
 	"dsBaseRpc/Utils/DbUtil"
 	"dsBaseRpc/Utils/SqlKit"
 	"dsBaseRpc/models"
+	"errors"
 	"github.com/xormplus/builder"
+	"strings"
 )
 
 var db = DbUtil.Engine
@@ -63,3 +65,46 @@ func PageBaseMenu(in *BaseMenuProto.QueryArg) ([]map[string]interface{}, int32,
 	list, count, err := SqlKit.Query(sql)
 	return list, count, err
 }
+
+//调整菜单的排序号，direction=1向上，drection=2向下
+func ChangeMenuOrder(menuId string, direction int32) (bool, error) {
+	if direction != 1 && direction != 2 {
+		return false, errors.New("传入调整方向有误，向上1，向下2，传入值不正确！")
+	}
+	//查找当前menu的sort_id
+	list := SqlKit.QueryByIds([]string{menuId}, "t_base_role_menu")
+	if len(list) == 0 {
+		return false, errors.New("没有找到对应的menu_id!")
+	}
+	parentId := list[0]["parent_id"].(string)
+	sortId := list[0]["sort_id"].(int32)
+
+	sql := `select menu_id,sort_id from t_base_menu where parent_id=? and sort_id#? order sort_id limit 1`
+	if direction == 1 {
+		sql = strings.Replace(sql, "#", "<", -1)
+	} else {
+		sql = strings.Replace(sql, "#", ">", -1)
+	}
+	list2, err := db.SQL(sql, parentId, sortId).Query().List()
+	if err != nil {
+		return false, err
+	}
+
+	if len(list2) == 0 {
+		return true, nil
+	}
+	//目标替换对象
+	menuId2 := list2[0]["menu_id"].(string)
+	sortId2 := list2[0]["sort_id"].(int32)
+
+	//更新
+	//1、清除Redis缓存
+	var ids = []string{menuId, menuId2}
+	var selector = SqlKit.GetBean("t_base_menu")
+	SqlKit.DeleteCacheByIds(ids, selector)
+
+	sql = `update t_base_menu set sort_id=? where menu_id=?`
+	db.SQL(sql, sortId2, menuId).Execute()
+	db.SQL(sql, sortId, menuId2).Execute()
+	return true, nil
+}