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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
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"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<!-- 配置关于意见反馈表的 MyBatis映射文件 -->
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<!-- namespace：必须与对应的接口全类名一致 id:必须与对应接口的某个对应的方法名一致 -->
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<mapper namespace="com.dao.ComplainsDAO">
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<resultMap type="complains" id="complainsMap">
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<id property="complainsid" column="complainsid" />
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<result property="usersid" column="usersid" />
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<result property="title" column="title" />
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<result property="contents" column="contents" />
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<result property="addtime" column="addtime" />
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<result property="status" column="status" />
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<result property="reps" column="reps" />
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<result property="username" column="username" />
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<!-- 通过外键关联查询 返回封装Users对象 -->
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<association property="users" column="usersid" select="com.dao.UsersDAO.getUsersById" javaType="com.entity.Users" />
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</resultMap>
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<!-- 意见反馈表 插入SQL语句 ComplainsDAO通过ID(insertComplains)调用此配置 -->
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<insert id="insertComplains" parameterType="complains">
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insert into complains(complainsid , usersid , title , contents , addtime , status , reps ) values(#{complainsid} , #{usersid} , #{title} , #{contents} , #{addtime} , #{status} , #{reps} )
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</insert>
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<!-- 意见反馈表 更新SQL语句 ComplainsDAO通过ID(updateComplains)调用此配置 -->
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<update id="updateComplains" parameterType="complains">
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update complains set usersid=#{usersid} , title=#{title} , contents=#{contents} , addtime=#{addtime} , status=#{status} , reps=#{reps} where complainsid=#{complainsid}
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</update>
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<!-- 意见反馈表 按主键删除SQL语句 ComplainsDAO通过ID(deleteComplains)调用此配置 -->
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<delete id="deleteComplains" parameterType="String">
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delete from complains where complainsid = #{complainsid}
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</delete>
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<!-- 意见反馈表 查询全部意见反馈信息SQL语句 ComplainsDAO通过ID(getAllComplains)调用此配置 -->
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<select id="getAllComplains" resultMap="complainsMap">
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select a.* , b.username from complains a , users b where 1=1 and a.usersid = b.usersid order by complainsid desc
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</select>
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<!-- 意见反馈表 按主键(complainsid)查询SQL语句 ComplainsDAO通过ID(getComplainsById)调用此配置 -->
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<select id="getComplainsById" parameterType="String" resultMap="complainsMap">
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select a.* , b.username from complains a , users b where 1=1 and a.usersid = b.usersid and complainsid=#{complainsid} order by complainsid desc
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</select>
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<!-- 意见反馈表 按条件精确查询SQL语句 ComplainsDAO通过ID(getComplainsByCond)调用此配置 -->
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<select id="getComplainsByCond" parameterType="complains" resultMap="complainsMap">
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select a.* , b.username from complains a , users b where 1=1 and a.usersid = b.usersid
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<if test="usersid != null and '' != usersid">
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and a.usersid = #{usersid}
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</if>
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<if test="title != null and '' != title">
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and a.title = #{title}
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</if>
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<if test="contents != null and '' != contents">
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and a.contents = #{contents}
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</if>
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<if test="addtime != null and '' != addtime">
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and a.addtime = #{addtime}
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</if>
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<if test="status != null and '' != status">
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and a.status = #{status}
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</if>
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<if test="reps != null and '' != reps">
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and a.reps = #{reps}
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</if>
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</select>
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<!-- 意见反馈表 按条件模糊查询SQL语句 ComplainsDAO通过ID(getComplainsByLike)调用此配置 -->
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<select id="getComplainsByLike" parameterType="complains" resultMap="complainsMap">
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select a.* , b.username from complains a , users b where 1=1 and a.usersid = b.usersid
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<if test="usersid != null and '' != usersid">
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and b.username like CONCAT('%', CONCAT(#{usersid}, '%'))
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</if>
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<if test="title != null and '' != title">
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and a.title like CONCAT('%', CONCAT(#{title}, '%'))
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</if>
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<if test="contents != null and '' != contents">
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and a.contents like CONCAT('%', CONCAT(#{contents}, '%'))
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</if>
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<if test="addtime != null and '' != addtime">
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and a.addtime like CONCAT('%', CONCAT(#{addtime}, '%'))
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</if>
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<if test="status != null and '' != status">
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and a.status like CONCAT('%', CONCAT(#{status}, '%'))
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</if>
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<if test="reps != null and '' != reps">
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and a.reps like CONCAT('%', CONCAT(#{reps}, '%'))
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</if>
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</select>
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</mapper>
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