<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.mindskip.xzs.repository.QuestionSubjectMapper">
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<resultMap id="BaseResultMap" type="com.mindskip.xzs.domain.QuestionSubject">
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<id column="id" jdbcType="INTEGER" property="id"/>
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<result column="subject_id" jdbcType="INTEGER" property="subjectId"/>
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<result column="question_id" jdbcType="INTEGER" property="questionId"/>
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<result column="deleted" jdbcType="INTEGER" property="deleted"/>
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<result column="sub_name" jdbcType="VARCHAR" property="subName"/>
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</resultMap>
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<sql id="Base_Column_List">
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id, subject_id,question_id,deleted
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</sql>
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<delete id="removes" parameterType="java.lang.Integer">
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delete from t_question_subject
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where id in
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<foreach item="id" collection="ids" open="(" separator=","
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close=")">
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#{id}
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</foreach>
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</delete>
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<delete id="removeQuestionId" parameterType="java.lang.Integer">
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delete from t_question_subject
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where question_id = #{questionId}
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</delete>
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<select id="getQuestion" resultMap="BaseResultMap">
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select qs.*,s.name as subName
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from t_question_subject qs
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left join t_subject s on qs.subject_id = s.id
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where question_id = #{id} and qs.deleted = 0 and s.deleted = 0
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</select>
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<insert id="saves" parameterType="java.util.List" useGeneratedKeys="true" keyProperty="id">
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insert into t_question_subject(id,subject_id,question_id,deleted)
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values
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<foreach collection="list" item="item" index="index" separator=",">
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(#{item.id},#{item.subjectId},#{item.questionId},#{item.deleted})
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</foreach>
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</insert>
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<delete id="removeSubjectId" parameterType="java.lang.Integer">
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delete from t_question_subject
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where subject_id = #{subjectId}
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</delete>
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<select id="getSubject" resultMap="BaseResultMap">
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select qs.*,s.name as subName
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from t_question_subject qs
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left join t_subject s on qs.subject_id = s.id
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where subject_id = #{id} and qs.deleted = 0 and s.deleted = 0
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</select>
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<select id="countQuestionNum" resultType="integer">
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SELECT
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count(distinct id)
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FROM
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t_question_subject
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WHERE
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subject_id IN <foreach collection="subjects" open="(" separator="," close=")" item="subjectId">#{subjectId}</foreach>
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</select>
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<select id="getRandomQuestionId" resultType="com.mindskip.xzs.domain.vo.QuestionVO">
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SELECT
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distinct
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tq.id,
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tq.question_type as questionType,
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tq.difficult,
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ttc.content as contentJson,
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tq.correct
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FROM
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t_question_subject tqs
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INNER JOIN t_question tq ON tqs.question_id = tq.id AND tq.deleted = 0 AND tqs.subject_id IN <foreach collection="subjectIds" open="(" separator="," close=")" item="subjectId">#{subjectId}</foreach>
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INNER JOIN t_text_content ttc ON tq.info_text_content_id = ttc.id
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ORDER BY
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RAND() LIMIT #{questionNum}
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</select>
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<select id="questionsBySubjectIds" resultType="integer">
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SELECT
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question_id
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FROM
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t_question_subject
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<where>
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subject_id IN <foreach collection="subjectIds" open="(" separator="," close=")" item="subjectId">#{subjectId}</foreach>
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</where>
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ORDER BY
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id DESC
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</select>
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<select id="questionsBySubjectId" resultType="integer">
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SELECT
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tqs.question_id
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FROM
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t_question_subject tqs
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INNER JOIN t_question tq ON tqs.question_id = tq.id AND tqs.subject_id = #{subjectId}
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ORDER BY
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tqs.id DESC
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</select>
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<select id="questionsBySubjectIdAndQuestionType" resultType="integer">
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SELECT
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tqs.question_id
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FROM
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t_question_subject tqs
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INNER JOIN t_question tq ON tqs.question_id = tq.id AND tqs.subject_id = #{subjectId} AND tq.question_type = #{questionType}
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ORDER BY
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tqs.id DESC
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</select>
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</mapper>
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