gs_bg/src/main/resources/mybatis/system/MenuMapper.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.ruoyi.project.system.menu.dao.IMenuDao">

	<resultMap type="Menu" id="MenuResult">
		<id     property="menuId"         column="menu_id"        />
		<result property="menuName"       column="menu_name"      />
		<result property="parentName"     column="parent_name"    />
		<result property="parentId"       column="parent_id"      />
		<result property="orderNum"       column="order_num"      />
		<result property="url"            column="url"            />
		<result property="menuType"       column="menu_type"      />
		<result property="visible"        column="visible"        />
		<result property="perms"          column="perms"          />
		<result property="icon"           column="icon"           />
		<result property="createBy"       column="create_by"      />
		<result property="createTime"     column="create_time"    />
		<result property="updateTime"     column="update_time"    />
		<result property="updateBy"       column="update_by"      />
		<result property="remark"         column="remark"         />
	</resultMap>

	<select id="selectMenusByUserId" parameterType="Long" resultMap="MenuResult">
		select distinct m.menu_id, m.parent_id, m.menu_name, m.url, m.perms , m.menu_type, m.icon, m.order_num, m.create_time
		from sys_menu m
			 left join sys_role_menu rm on m.menu_id = rm.menu_id
			 left join sys_user_role ur on rm.role_id = ur.role_id
		where ur.user_id = #{userId} and m.menu_type in ('M', 'C') and m.visible = 0
		order by m.order_num
	</select>
	
	<select id="selectPermsByUserId" parameterType="Long" resultType="String">
		select distinct m.perms
		from sys_menu m
			 left join sys_role_menu rm on m.menu_id = rm.menu_id
			 left join sys_user_role ur on rm.role_id = ur.role_id
		where ur.user_id = #{userId}
	</select>
	
	<select id="selectMenuTree" parameterType="Long" resultType="String">
		select concat(m.menu_id, m.perms) as perms
		from sys_menu m
			left join sys_role_menu rm on m.menu_id = rm.menu_id
		where rm.role_id = #{roleId}
		order by m.parent_id, m.order_num
	</select>
	
	<select id="selectMenuAll" resultMap="MenuResult">
		select menu_id, menu_name, parent_id, order_num, url, menu_type, visible, perms, icon, create_by, create_time from sys_menu
	</select>
	
	<delete id="deleteMenuById" parameterType="Long">
	    delete from sys_menu where menu_id = #{menuId} or parent_id = #{menuId}
	</delete>
	
	<select id="selectMenuById" parameterType="Long" resultMap="MenuResult">
		SELECT t.menu_id, t.parent_id, t.menu_name, t.order_num, t.url, t.menu_type, t.visible, t.perms, t.icon, t.remark,
			(SELECT menu_name FROM sys_menu WHERE menu_id = t.parent_id) parent_name
		FROM sys_menu t
		where t.menu_id = #{menuId}
	</select>
	
	<select id="selectCountMenuByParentId" resultType="Integer">
	    select count(*) from sys_menu where parent_id=#{menuId}  
	</select>
	
	<select id="checkMenuNameUnique" parameterType="String" resultMap="MenuResult">
		select t.menu_id, t.parent_id, t.menu_name, t.order_num, t.url, t.menu_type, t.visible, t.perms, t.icon, t.remark 
		from sys_menu t where menu_name=#{menuName}
	</select>
	
	<update id="updateMenu" parameterType="Menu">
 		update sys_menu
 		<set>
 			<if test="menuName != null and menuName != ''">menu_name = #{menuName},</if>
 			<if test="parentId != null and parentId != 0">parent_id = #{parentId},</if>
 			<if test="orderNum != null and orderNum != ''">order_num = #{orderNum},</if>
 			<if test="url != null and url != ''">url = #{url},</if>
 			<if test="menuType != null and menuType != ''">menu_type = #{menuType},</if>
 			<if test="visible != null">visible = #{visible},</if>
 			<if test="perms !=null and perms != ''">perms = #{perms},</if>
 			<if test="icon !=null and icon != ''">icon = #{icon},</if>
 			<if test="remark != null and remark != ''">remark = #{remark},</if>
 			<if test="updateBy != null and updateBy != ''">update_by = #{updateBy},</if>
 			update_time = sysdate()
 		</set>
 		where 1=1
 		<if test="menuId != null and menuId  != ''">and menu_id = #{menuId}</if>
	</update>
 	
 	<insert id="insertMenu" parameterType="Menu">
 		insert into sys_menu(
 			<if test="menuId != null and menuId != 0">menu_id,</if>
 			<if test="parentId != null and parentId != 0">parent_id,</if>
 			<if test="menuName != null and menuName != ''">menu_name,</if>
 			<if test="orderNum != null and orderNum != ''">order_num,</if>
 			<if test="url != null and url != ''">url,</if>
 			<if test="menuType != null and menuType != ''">menu_type,</if>
 			<if test="visible != null">visible,</if>
 			<if test="perms !=null and perms != ''">perms,</if>
 			<if test="icon != null and icon != ''">icon,</if>
 			<if test="remark != null and remark != ''">remark,</if>
 			<if test="createBy != null and createBy != ''">create_by,</if>
 			create_time
 		)values(
 			<if test="menuId != null and menuId != 0">#{menuId},</if>
 			<if test="parentId != null and parentId != 0">#{parentId},</if>
 			<if test="menuName != null and menuName != ''">#{menuName},</if>
 			<if test="orderNum != null and orderNum != ''">#{orderNum},</if>
 			<if test="url != null and url != ''">#{url},</if>
 			<if test="menuType != null and menuType != ''">#{menuType},</if>
 			<if test="visible != null">#{visible},</if>
 			<if test="perms !=null and perms != ''">#{perms},</if>
 			<if test="icon != null and icon != ''">#{icon},</if>
 			<if test="remark != null and remark != ''">#{remark},</if>
 			<if test="createBy != null and createBy != ''">#{createBy},</if>
 			sysdate()
 		)
	</insert>
	
</mapper>