xml

src/main/resources/mapper/business/bchapter/mapper/BChapterMapper.xml

@@ -33,4 +33,34 @@
         <result column="class_name" property="className"></result>
         <result column="chapter_name" property="chapterName"></result>
     </resultMap>
+
+
+    <resultMap id="SupperStudentChildListResultMap" type="org.rcisoft.business.bchapter.entity.BChapter" extends="BaseResultMap">
+        <association column="{studentId=stuId,paId=business_id}" property="childList" select="queryBChaptersByPidAndUserId">
+
+        </association>
+    </resultMap>
+
+    <select id="queryBChaptersByPidAndUserId" parameterType="java.util.Map" resultMap="SupperStudentChildListResultMap">
+        SELECT
+        bc.*,
+        #{studentId} AS stuId,
+        bf.video_url AS videoUrl,
+        bf.file_url AS fileUrl,
+        bf.ppt_url AS pptUrl,
+        bf.pdf_url AS pdfUrl,
+        IFNULL((select is_complete from b_r_student_chapter brs
+        LEFT JOIN b_student bs on brs.student_id = bs.business_id
+        LEFT JOIN s_user su on bs.`code` = su.login_name
+        WHERE brs.chapter_id = bc.business_id AND su.business_id = #{studentId}),0) as isComplete,
+        (SELECT count(*) FROM b_r_student_chapter brs WHERE brs.chapter_id = bc.business_id AND brs.score = - 1) AS studentNum
+        FROM
+        b_chapter bc
+        LEFT JOIN b_file bf ON bf.chapter_id = bc.business_id
+        WHERE
+        bc.del_flag = 0
+        AND bc.pid = #{paId}
+        ORDER BY
+        bc.sort asc
+    </select>
 </mapper>
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