serv-学习
This commit is contained in:
@@ -0,0 +1,398 @@
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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" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="org.xyzh.study.mapper.TaskItemMapper">
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<!-- 基础结果映射 -->
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<resultMap id="BaseResultMap" type="org.xyzh.common.dto.study.TbTaskItem">
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<id column="id" property="id" jdbcType="VARCHAR"/>
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<result column="task_id" property="taskID" jdbcType="VARCHAR"/>
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<result column="item_type" property="itemType" jdbcType="INTEGER"/>
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<result column="item_id" property="itemID" jdbcType="VARCHAR"/>
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<result column="required" property="required" jdbcType="BOOLEAN"/>
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<result column="order_num" property="orderNum" jdbcType="INTEGER"/>
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<result column="creator" property="creator" jdbcType="VARCHAR"/>
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<result column="create_time" property="createTime" jdbcType="TIMESTAMP"/>
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<result column="updater" property="updater" jdbcType="VARCHAR"/>
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<result column="update_time" property="updateTime" jdbcType="TIMESTAMP"/>
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<result column="delete_time" property="deleteTime" jdbcType="TIMESTAMP"/>
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<result column="deleted" property="deleted" jdbcType="BOOLEAN"/>
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</resultMap>
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<resultMap id="TaskItemResultMap" type="org.xyzh.common.vo.TaskItemVO">
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<id column="id" property="id" jdbcType="VARCHAR"/>
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<result column="task_id" property="taskID" jdbcType="VARCHAR"/>
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<result column="item_type" property="itemType" jdbcType="INTEGER"/>
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<result column="course_id" property="courseID" jdbcType="VARCHAR"/>
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<result column="course_name" property="courseName" jdbcType="VARCHAR"/>
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<result column="resource_id" property="resourceID" jdbcType="VARCHAR"/>
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<result column="resource_name" property="resourceName" jdbcType="VARCHAR"/>
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<result column="user_id" property="userID" jdbcType="VARCHAR"/>
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<result column="user_name" property="userName" jdbcType="VARCHAR"/>
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<result column="status" property="status" jdbcType="INTEGER"/>
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<result column="progress" property="progress" jdbcType="DECIMAL"/>
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<result column="complete_time" property="completeTime" jdbcType="TIMESTAMP"/>
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<result column="required" property="required" jdbcType="BOOLEAN"/>
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<result column="order_num" property="orderNum" jdbcType="INTEGER"/>
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<result column="creator" property="creator" jdbcType="VARCHAR"/>
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<result column="create_time" property="createTime" jdbcType="TIMESTAMP"/>
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</resultMap>
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<!-- 基础字段 -->
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<sql id="Base_Column_List">
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id, task_id, item_type, item_id, required, order_num, creator, create_time,
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updater, update_time, delete_time, deleted
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</sql>
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<!-- 通用条件 -->
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<sql id="Where_Clause">
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<where>
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deleted = 0
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<if test="taskID != null and taskID != ''">
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AND task_id = #{taskID}
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</if>
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<if test="itemType != null">
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AND item_type = #{itemType}
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</if>
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<if test="itemID != null and itemID != ''">
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AND item_id = #{itemID}
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</if>
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<if test="required != null">
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AND required = #{required}
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</if>
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</where>
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</sql>
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<!-- selectTaskItems -->
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<select id="selectTaskItems" resultMap="BaseResultMap">
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SELECT
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<include refid="Base_Column_List"/>
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FROM tb_task_item
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<include refid="Where_Clause"/>
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ORDER BY order_num ASC, create_time ASC
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</select>
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<!-- 根据关联ID查询关联信息 -->
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<select id="selectByRelationId" resultMap="BaseResultMap">
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SELECT
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<include refid="Base_Column_List" />
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FROM tb_task_item
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WHERE id = #{relationId} AND deleted = 0
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</select>
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<!-- 根据任务ID查询项关联列表 -->
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<select id="selectByTaskId" resultMap="BaseResultMap">
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SELECT
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<include refid="Base_Column_List" />
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FROM tb_task_item
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WHERE task_id = #{taskId} AND deleted = 0
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ORDER BY order_num ASC, create_time ASC
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</select>
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<!-- 根据任务ID和类型查询项关联列表 -->
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<select id="selectByTaskIdAndType" resultMap="BaseResultMap">
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SELECT
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<include refid="Base_Column_List" />
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FROM tb_task_item
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WHERE task_id = #{taskId} AND item_type = #{itemType} AND deleted = 0
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ORDER BY order_num ASC, create_time ASC
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</select>
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<!-- 根据任务ID查询任务项VO列表（带学习状态） -->
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<select id="selectTaskItemVOByTaskId" resultMap="TaskItemResultMap">
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SELECT
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tti.*,
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CASE
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WHEN tti.item_type = 1 THEN tr.title
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WHEN tti.item_type = 2 THEN tc.name
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END as item_name,
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CASE
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WHEN tti.item_type = 1 THEN tti.item_id
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ELSE NULL
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END as resource_id,
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CASE
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WHEN tti.item_type = 1 THEN tr.title
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ELSE NULL
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END as resource_name,
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CASE
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WHEN tti.item_type = 2 THEN tti.item_id
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ELSE NULL
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END as course_id,
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CASE
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WHEN tti.item_type = 2 THEN tc.name
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ELSE NULL
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END as course_name,
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-- 学习状态：0未开始 1进行中 2已完成
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CASE
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-- 资源类型：直接从学习记录查询
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WHEN tti.item_type = 1 THEN
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CASE
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WHEN lr_resource.is_complete = 1 THEN 2
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WHEN lr_resource.id IS NOT NULL THEN 1
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ELSE 0
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END
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-- 课程类型：判断所有节点是否完成
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WHEN tti.item_type = 2 THEN
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CASE
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WHEN course_stats.total_nodes = 0 THEN 0
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WHEN course_stats.completed_nodes = course_stats.total_nodes THEN 2
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WHEN course_stats.completed_nodes > 0 THEN 1
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ELSE 0
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END
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ELSE 0
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END as status,
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-- 学习进度
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CASE
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WHEN tti.item_type = 1 THEN COALESCE(lr_resource.progress, 0)
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WHEN tti.item_type = 2 THEN
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CASE
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WHEN course_stats.total_nodes = 0 THEN 0
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ELSE ROUND((course_stats.completed_nodes * 100.0 / course_stats.total_nodes), 2)
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END
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ELSE 0
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END as progress
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FROM tb_task_item tti
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LEFT JOIN tb_resource tr ON tti.item_type = 1 AND tti.item_id = tr.resource_id AND tr.deleted = 0
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LEFT JOIN tb_course tc ON tti.item_type = 2 AND tti.item_id = tc.course_id AND tc.deleted = 0
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-- 资源学习记录
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LEFT JOIN tb_learning_record lr_resource ON tti.item_type = 1
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AND lr_resource.resource_type = 1
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AND lr_resource.resource_id = tti.item_id
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AND lr_resource.task_id = tti.task_id
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AND lr_resource.deleted = 0
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-- 课程学习统计（统计课程下所有节点的完成情况）
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LEFT JOIN (
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SELECT
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tti.item_id as course_id,
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COUNT(DISTINCT tcn.node_id) as total_nodes,
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COUNT(DISTINCT CASE WHEN lr.is_complete = 1 THEN lr.node_id END) as completed_nodes
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FROM tb_task_item tti
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INNER JOIN tb_course_chapter tcc ON tti.item_type = 2 AND tti.item_id = tcc.course_id AND tcc.deleted = 0
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INNER JOIN tb_course_node tcn ON tcc.chapter_id = tcn.chapter_id AND tcn.deleted = 0
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LEFT JOIN tb_learning_record lr ON lr.resource_type = 2
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AND tti.item_id = lr.course_id
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AND lr.node_id = tcn.node_id
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AND lr.deleted = 0
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WHERE tti.task_id = #{taskId} AND tti.deleted = 0
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GROUP BY tti.item_id
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) course_stats ON tti.item_type = 2 AND course_stats.course_id = tti.item_id
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WHERE tti.task_id = #{taskId} AND tti.deleted = 0
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ORDER BY tti.order_num ASC, tti.create_time ASC
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</select>
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<!-- 根据任务ID和用户ID查询任务项视图对象列表（包含该用户的学习状态） -->
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<select id="selectTaskItemVOByTaskIdAndUserId" resultMap="TaskItemResultMap">
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SELECT
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tti.*,
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CASE
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WHEN tti.item_type = 1 THEN tr.title
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WHEN tti.item_type = 2 THEN tc.name
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END as item_name,
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CASE
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WHEN tti.item_type = 1 THEN tti.item_id
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ELSE NULL
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END as resource_id,
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CASE
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WHEN tti.item_type = 1 THEN tr.title
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ELSE NULL
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END as resource_name,
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CASE
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WHEN tti.item_type = 2 THEN tti.item_id
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ELSE NULL
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END as course_id,
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CASE
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WHEN tti.item_type = 2 THEN tc.name
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ELSE NULL
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END as course_name,
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-- 学习状态：0未开始 1进行中 2已完成
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CASE
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-- 资源类型：直接从学习记录查询
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WHEN tti.item_type = 1 THEN
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CASE
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WHEN lr_resource.is_complete = 1 THEN 2
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WHEN lr_resource.id IS NOT NULL THEN 1
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ELSE 0
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END
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-- 课程类型：判断所有节点是否完成
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WHEN tti.item_type = 2 THEN
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CASE
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WHEN course_stats.total_nodes = 0 THEN 0
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WHEN course_stats.completed_nodes = course_stats.total_nodes THEN 2
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WHEN course_stats.completed_nodes > 0 THEN 1
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ELSE 0
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END
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ELSE 0
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END as status,
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-- 学习进度
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CASE
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WHEN tti.item_type = 1 THEN COALESCE(lr_resource.progress, 0)
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WHEN tti.item_type = 2 THEN
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CASE
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WHEN course_stats.total_nodes = 0 THEN 0
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ELSE ROUND((course_stats.completed_nodes * 100.0 / course_stats.total_nodes), 2)
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END
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ELSE 0
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END as progress
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FROM tb_task_item tti
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LEFT JOIN tb_resource tr ON tti.item_type = 1 AND tti.item_id = tr.resource_id AND tr.deleted = 0
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LEFT JOIN tb_course tc ON tti.item_type = 2 AND tti.item_id = tc.course_id AND tc.deleted = 0
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-- 资源学习记录（限定用户）
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LEFT JOIN tb_learning_record lr_resource ON tti.item_type = 1
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AND lr_resource.resource_type = 1
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AND lr_resource.resource_id = tti.item_id
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AND lr_resource.task_id = tti.task_id
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AND lr_resource.user_id = #{userId}
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AND lr_resource.deleted = 0
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-- 课程学习统计（统计课程下所有节点的完成情况，限定用户）
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LEFT JOIN (
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SELECT
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tti.item_id as course_id,
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COUNT(DISTINCT tcn.node_id) as total_nodes,
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COUNT(DISTINCT CASE WHEN lr.is_complete = 1 THEN lr.node_id END) as completed_nodes
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FROM tb_task_item tti
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INNER JOIN tb_course_chapter tcc ON tti.item_type = 2 AND tti.item_id = tcc.course_id AND tcc.deleted = 0
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INNER JOIN tb_course_node tcn ON tcc.chapter_id = tcn.chapter_id AND tcn.deleted = 0
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LEFT JOIN tb_learning_record lr ON lr.resource_type = 2
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AND tti.item_id = lr.course_id
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AND lr.node_id = tcn.node_id
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AND lr.user_id = #{userId}
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AND lr.deleted = 0
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WHERE tti.task_id = #{taskId} AND tti.deleted = 0
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GROUP BY tti.item_id
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) course_stats ON tti.item_type = 2 AND course_stats.course_id = tti.item_id
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WHERE tti.task_id = #{taskId} AND tti.deleted = 0
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ORDER BY tti.order_num ASC, tti.create_time ASC
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</select>
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<!-- 根据项ID查询任务关联列表 -->
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<select id="selectByItemId" resultMap="BaseResultMap">
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SELECT
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<include refid="Base_Column_List" />
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FROM tb_task_item
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WHERE item_id = #{itemId} AND item_type = #{itemType} AND deleted = 0
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ORDER BY order_num ASC, create_time ASC
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</select>
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<!-- 根据任务ID和项ID查询关联信息 -->
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<select id="selectByTaskIdAndItemId" resultMap="BaseResultMap">
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SELECT
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<include refid="Base_Column_List" />
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FROM tb_task_item
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WHERE task_id = #{taskId} AND item_id = #{itemId} AND item_type = #{itemType} AND deleted = 0
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</select>
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<!-- 检查任务项关联是否存在 -->
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<select id="countByTaskIdAndItemId" resultType="int">
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SELECT COUNT(1)
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FROM tb_task_item
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WHERE task_id = #{taskId} AND item_id = #{itemId} AND item_type = #{itemType} AND deleted = 0
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<if test="excludeId != null and excludeId != ''">
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AND id != #{excludeId}
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</if>
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</select>
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<!-- 插入任务项关联 -->
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<insert id="insertTaskItem" parameterType="org.xyzh.common.dto.study.TbTaskItem">
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INSERT INTO tb_task_item (
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id, task_id, item_type, item_id, required, order_num, creator, create_time
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) VALUES (
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#{id}, #{taskID}, #{itemType}, #{itemID}, #{required}, #{orderNum}, #{creator}, #{createTime}
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)
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</insert>
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<!-- 更新任务项关联 -->
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<update id="updateTaskItem" parameterType="org.xyzh.common.dto.study.TbTaskItem">
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UPDATE tb_task_item
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<set>
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<if test="taskID != null and taskID != ''">
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task_id = #{taskID},
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</if>
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<if test="itemType != null">
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item_type = #{itemType},
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</if>
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<if test="itemID != null and itemID != ''">
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item_id = #{itemID},
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</if>
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<if test="required != null">
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required = #{required},
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</if>
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<if test="orderNum != null">
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order_num = #{orderNum},
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</if>
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<if test="updater != null and updater != ''">
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updater = #{updater},
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</if>
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<if test="updateTime != null">
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update_time = #{updateTime},
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</if>
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<if test="deleteTime != null">
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delete_time = #{deleteTime},
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</if>
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<if test="deleted != null">
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deleted = #{deleted},
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</if>
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</set>
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WHERE id = #{id}
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</update>
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<!-- 删除任务项关联（软删除） -->
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<update id="deleteTaskItem" parameterType="org.xyzh.common.dto.study.TbTaskItem">
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UPDATE tb_task_item
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SET deleted = 1, delete_time = NOW()
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WHERE id = #{id}
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</update>
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<!-- 批量插入任务项关联 -->
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<insert id="batchInsertTaskItems" parameterType="java.util.List">
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INSERT INTO tb_task_item (
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id, task_id, item_type, item_id, required, order_num, creator, create_time
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) VALUES
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<foreach collection="taskItemList" item="item" separator=",">
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(
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#{item.id}, #{item.taskID}, #{item.itemType}, #{item.itemID}, #{item.required},
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#{item.orderNum}, #{item.creator}, #{item.createTime}
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)
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</foreach>
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</insert>
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<!-- 批量删除任务项关联（软删除） -->
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<update id="batchDeleteTaskItems">
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UPDATE tb_task_item
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SET deleted = 1, delete_time = NOW()
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WHERE id IN
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<foreach collection="ids" item="id" open="(" separator="," close=")">
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#{id}
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</foreach>
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</update>
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<!-- 根据任务ID批量删除项关联（软删除） -->
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<update id="deleteByTaskId">
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UPDATE tb_task_item
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SET deleted = 1, delete_time = NOW()
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WHERE task_id = #{taskId}
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</update>
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<!-- 根据项ID批量删除任务关联（软删除） -->
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<update id="deleteByItemId">
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UPDATE tb_task_item
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SET deleted = 1, delete_time = NOW()
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WHERE item_id = #{itemId} AND item_type = #{itemType}
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</update>
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<!-- 分页查询任务项关联 -->
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<select id="selectTaskItemsPage" resultMap="BaseResultMap">
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SELECT
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<include refid="Base_Column_List" />
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FROM tb_task_item
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<include refid="Where_Clause" />
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ORDER BY order_num ASC, create_time ASC
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LIMIT #{pageParam.pageSize} OFFSET #{pageParam.offset}
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</select>
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<!-- 统计任务项关联总数 -->
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<select id="countTaskItems" resultType="long">
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SELECT COUNT(1)
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FROM tb_task_item
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<include refid="Where_Clause" />
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</select>
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</mapper>
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Reference in New Issue
Block a user