学员课程附件列表查询、下载日志记录

databases/v1.2.sql

@@ -31,3 +31,15 @@ CREATE TABLE `course_attachment` (
      PRIMARY KEY (`id`),
      KEY `course_id` (`course_id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+
+CREATE TABLE `course_attachment_download_log` (
+     `id` int(11) unsigned NOT NULL AUTO_INCREMENT,
+     `user_id` int(11) NOT NULL DEFAULT '0' COMMENT '学员ID',
+     `course_id` int(11) NOT NULL DEFAULT '0' COMMENT '课程ID',
+     `title` varchar(255) NOT NULL DEFAULT '' COMMENT '课程标题',
+     `courser_attachment_id` int(11) NOT NULL DEFAULT '0' COMMENT '课程附件id',
+     `rid` int(11) NOT NULL DEFAULT '0' COMMENT '资源id',
+     `ip`  varchar(45) NOT NULL DEFAULT '' COMMENT '下载ip',
+     `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
+     PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

src/main/java/xyz/playedu/api/controller/backend/CourseAttachmentDownloadLogController.java

@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2023 杭州白书科技有限公司
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package xyz.playedu.api.controller.backend;
+
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.collections4.MapUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+import xyz.playedu.api.annotation.Log;
+import xyz.playedu.api.constant.BusinessType;
+import xyz.playedu.api.domain.*;
+import xyz.playedu.api.service.*;
+import xyz.playedu.api.types.JsonResponse;
+import xyz.playedu.api.types.paginate.CourseAttachmentDownloadLogPaginateFiler;
+import xyz.playedu.api.types.paginate.PaginationResult;
+
+import java.util.*;
+
+@RestController
+@Slf4j
+@RequestMapping("/backend/v1/course/attachment/download/log")
+public class CourseAttachmentDownloadLogController {
+
+    @Autowired private CourseAttachmentDownloadLogService courseAttachmentDownloadLogService;
+
+    @GetMapping("/index")
+    @Log(title = "学员下载课件记录-列表", businessType = BusinessType.GET)
+    public JsonResponse index(@RequestParam HashMap<String, Object> params) {
+        Integer page = MapUtils.getInteger(params, "page", 1);
+        Integer size = MapUtils.getInteger(params, "size", 10);
+        String sortField = MapUtils.getString(params, "sort_field");
+        String sortAlgo = MapUtils.getString(params, "sort_algo");
+
+        Integer userId = MapUtils.getInteger(params, "user_id");
+        Integer courseId = MapUtils.getInteger(params, "course_id");
+        String title = MapUtils.getString(params, "title");
+        Integer courserAttachmentId = MapUtils.getInteger(params, "courser_attachment_id");
+        Integer rid = MapUtils.getInteger(params, "rid");
+
+        CourseAttachmentDownloadLogPaginateFiler filter = new CourseAttachmentDownloadLogPaginateFiler();
+        filter.setUserId(userId);
+        filter.setCourseId(courseId);
+        filter.setTitle(title);
+        filter.setCourserAttachmentId(courserAttachmentId);
+        filter.setRid(rid);
+        filter.setSortField(sortField);
+        filter.setSortAlgo(sortAlgo);
+
+        PaginationResult<CourseAttachmentDownloadLog> result = courseAttachmentDownloadLogService.paginate(page, size, filter);
+
+        HashMap<String, Object> data = new HashMap<>();
+        data.put("data", result.getData());
+        data.put("total", result.getTotal());
+
+        return JsonResponse.data(data);
+    }
+}

src/main/java/xyz/playedu/api/controller/backend/CourseController.java

@@ -201,7 +201,7 @@ public class CourseController {
         }
 
         // 课程附件
-        if (req.getAttachments().size() > 0) {
+        if (null != req.getAttachments() && req.getAttachments().size() > 0) {
             List<CourseAttachment> insertAttachments = new ArrayList<>();
             final Integer[] sort = {0};
             for (CourseRequest.AttachmentItem attachmentItem : req.getAttachments()) {
@@ -235,11 +235,13 @@ public class CourseController {
         List<CourseChapter> chapters = chapterService.getChaptersByCourseId(course.getId());
         List<CourseHour> hours = hourService.getHoursByCourseId(course.getId());
         List<CourseAttachment> attachments = attachmentService.getAttachmentsByCourseId(course.getId());
-        Map<Integer,String> resourceMap = resourceService.chunks(attachments.stream().map(CourseAttachment::getRid).toList())
+        if(null != attachments && attachments.size() > 0){
-                .stream().collect(Collectors.toMap(Resource::getId, Resource::getUrl));
+            Map<Integer,String> resourceMap = resourceService.chunks(attachments.stream().map(CourseAttachment::getRid).toList())
-        attachments.forEach(courseAttachment -> {
+                    .stream().collect(Collectors.toMap(Resource::getId, Resource::getUrl));
-            courseAttachment.setUrl(resourceMap.get(courseAttachment.getRid()));
+            attachments.forEach(courseAttachment -> {
-        });
+                courseAttachment.setUrl(resourceMap.get(courseAttachment.getRid()));
+            });
+        }
 
         HashMap<String, Object> data = new HashMap<>();
         data.put("course", course);

src/main/java/xyz/playedu/api/controller/frontend/CourseAttachmentDownloadLogController.java

@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2023 杭州白书科技有限公司
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package xyz.playedu.api.controller.frontend;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+import xyz.playedu.api.FCtx;
+import xyz.playedu.api.domain.*;
+import xyz.playedu.api.exception.NotFoundException;
+import xyz.playedu.api.service.*;
+import xyz.playedu.api.types.JsonResponse;
+import xyz.playedu.api.util.IpUtil;
+
+import java.util.Date;
+
+@RestController
+@Slf4j
+@RequestMapping("/api/v1/course/{courseId}/attachment/{attachmentId}/resource")
+public class CourseAttachmentDownloadLogController {
+
+    @Autowired private CourseService courseService;
+
+    @Autowired private CourseAttachmentDownloadLogService courseAttachmentDownloadLogService;
+
+    @PostMapping("/{id}")
+    public JsonResponse store(@PathVariable(name = "courseId") Integer courseId,
+                             @PathVariable(name = "attachmentId") Integer attachmentId,
+                             @PathVariable(name = "id") Integer id) throws NotFoundException {
+        Course course = courseService.findOrFail(courseId);
+
+        CourseAttachmentDownloadLog courseAttachmentDownloadLog =
+                new CourseAttachmentDownloadLog() {
+                    {
+                        setUserId(FCtx.getId());
+                        setCourseId(course.getId());
+                        setTitle(course.getTitle());
+                        setCourserAttachmentId(attachmentId);
+                        setRid(id);
+                        setIp(IpUtil.getIpAddress());
+                        setCreatedAt(new Date());
+                    }
+                };
+        courseAttachmentDownloadLogService.save(courseAttachmentDownloadLog);
+        return JsonResponse.success();
+    }
+}

src/main/java/xyz/playedu/api/controller/frontend/CourseController.java

@@ -22,10 +22,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
 import xyz.playedu.api.FCtx;
-import xyz.playedu.api.constant.BackendConstant;
+import xyz.playedu.api.domain.*;
-import xyz.playedu.api.domain.Course;
-import xyz.playedu.api.domain.CourseHour;
-import xyz.playedu.api.domain.UserCourseHourRecord;
 import xyz.playedu.api.service.*;
 import xyz.playedu.api.types.JsonResponse;
 import xyz.playedu.api.types.paginate.CoursePaginateFiler;
@@ -33,6 +30,7 @@ import xyz.playedu.api.types.paginate.PaginationResult;
 
 import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.stream.Collectors;
 
 /**
@@ -50,6 +48,10 @@ public class CourseController {
 
     @Autowired private CourseHourService hourService;
 
+    @Autowired private CourseAttachmentService attachmentService;
+
+    @Autowired private ResourceService resourceService;
+
     @Autowired private UserCourseRecordService userCourseRecordService;
 
     @Autowired private UserCourseHourRecordService userCourseHourRecordService;
@@ -76,30 +78,24 @@ public class CourseController {
 
         List<CourseHour> courseHours = hourService.getHoursByCourseId(course.getId());
 
+        List<CourseAttachment> attachments = attachmentService.getAttachmentsByCourseId(course.getId());
+        if(null != attachments && attachments.size() > 0){
+            Map<Integer,String> resourceMap = resourceService.chunks(attachments.stream().map(CourseAttachment::getRid).toList())
+                    .stream().collect(Collectors.toMap(Resource::getId, Resource::getUrl));
+            attachments.forEach(courseAttachment -> {
+                courseAttachment.setUrl(resourceMap.get(courseAttachment.getRid()));
+            });
+        }
+
         HashMap<String, Object> data = new HashMap<>();
         data.put("course", course);
         data.put("chapters", chapterService.getChaptersByCourseId(course.getId()));
-        data.put(
+        data.put("hours", courseHours.stream().collect(Collectors.groupingBy(CourseHour::getChapterId)));
-                "hours",
-                courseHours.stream()
-                        .filter(
-                                courseHour ->
-                                        BackendConstant.RESOURCE_TYPE_VIDEO.equals(
-                                                courseHour.getType()))
-                        .collect(Collectors.groupingBy(CourseHour::getChapterId)));
         data.put("learn_record", userCourseRecordService.find(FCtx.getId(), course.getId()));
-        data.put(
+        data.put("learn_hour_records",
-                "learn_hour_records",
                 userCourseHourRecordService.getRecords(FCtx.getId(), course.getId()).stream()
                         .collect(Collectors.toMap(UserCourseHourRecord::getHourId, e -> e)));
-        data.put(
+        data.put("attachments", attachments);
-                "attachments",
-                courseHours.stream()
-                        .filter(
-                                courseHour ->
-                                        BackendConstant.RESOURCE_TYPE_ATTACHMENT.contains(
-                                                courseHour.getType()))
-                        .collect(Collectors.groupingBy(CourseHour::getChapterId)));
         return JsonResponse.data(data);
     }
 }

src/main/java/xyz/playedu/api/domain/CourseAttachment.java

@@ -54,6 +54,7 @@ public class CourseAttachment implements Serializable {
     private Integer rid;
 
     /** 资源url */
+    @TableField(exist = false)
     private String url;
 
     /** */

src/main/java/xyz/playedu/api/domain/CourseAttachmentDownloadLog.java

@@ -0,0 +1,134 @@
+/*
+ * Copyright (C) 2023 杭州白书科技有限公司
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package xyz.playedu.api.domain;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Data;
+
+import java.io.Serializable;
+import java.util.Date;
+
+/**
+ * @TableName course_attachment_download_log
+ */
+@TableName(value = "course_attachment_download_log")
+@Data
+public class CourseAttachmentDownloadLog implements Serializable {
+    /** */
+    @TableId(type = IdType.AUTO)
+    private Long id;
+
+    /** 学员ID */
+    @JsonProperty("user_id")
+    private Integer userId;
+
+    /** 课程ID */
+    @JsonProperty("course_id")
+    private Integer courseId;
+
+    /** 标题 */
+    private String title;
+
+    /** 课程附件ID */
+    @JsonProperty("courser_attachment_id")
+    private Integer courserAttachmentId;
+
+    /** 资源ID */
+    private Integer rid;
+
+    /** IP */
+    private String ip;
+
+    @JsonProperty("created_at")
+    private Date createdAt;
+
+    @TableField(exist = false)
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public boolean equals(Object that) {
+        if (this == that) {
+            return true;
+        }
+        if (that == null) {
+            return false;
+        }
+        if (getClass() != that.getClass()) {
+            return false;
+        }
+        CourseAttachmentDownloadLog other = (CourseAttachmentDownloadLog) that;
+        return (this.getId() == null ? other.getId() == null : this.getId().equals(other.getId()))
+                && (this.getUserId() == null
+                        ? other.getUserId() == null
+                        : this.getUserId().equals(other.getUserId()))
+                && (this.getCourseId() == null
+                        ? other.getCourseId() == null
+                        : this.getCourseId().equals(other.getCourseId()))
+                && (this.getTitle() == null
+                        ? other.getTitle() == null
+                        : this.getTitle().equals(other.getTitle()))
+                && (this.getCourserAttachmentId() == null
+                        ? other.getCourserAttachmentId() == null
+                        : this.getCourserAttachmentId().equals(other.getCourserAttachmentId()))
+                && (this.getRid() == null
+                        ? other.getRid() == null
+                        : this.getRid().equals(other.getRid()))
+                && (this.getIp() == null
+                        ? other.getIp() == null
+                        : this.getIp().equals(other.getIp()))
+                && (this.getCreatedAt() == null
+                        ? other.getCreatedAt() == null
+                        : this.getCreatedAt().equals(other.getCreatedAt()));
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((getId() == null) ? 0 : getId().hashCode());
+        result = prime * result + ((getUserId() == null) ? 0 : getUserId().hashCode());
+        result = prime * result + ((getCourseId() == null) ? 0 : getCourseId().hashCode());
+        result = prime * result + ((getTitle() == null) ? 0 : getTitle().hashCode());
+        result = prime * result + ((getCourserAttachmentId() == null) ? 0 : getCourserAttachmentId().hashCode());
+        result = prime * result + ((getRid() == null) ? 0 : getRid().hashCode());
+        result = prime * result + ((getIp() == null) ? 0 : getIp().hashCode());
+        result = prime * result + ((getCreatedAt() == null) ? 0 : getCreatedAt().hashCode());
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        sb.append(getClass().getSimpleName());
+        sb.append(" [");
+        sb.append("Hash = ").append(hashCode());
+        sb.append(", id=").append(id);
+        sb.append(", userId=").append(userId);
+        sb.append(", courseId=").append(courseId);
+        sb.append(", title=").append(title);
+        sb.append(", courserAttachmentId=").append(courserAttachmentId);
+        sb.append(", rid=").append(rid);
+        sb.append(", ip=").append(ip);
+        sb.append(", createdAt=").append(createdAt);
+        sb.append(", serialVersionUID=").append(serialVersionUID);
+        sb.append("]");
+        return sb.toString();
+    }
+}

src/main/java/xyz/playedu/api/mapper/CourseAttachmentDownloadLogMapper.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2023 杭州白书科技有限公司
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package xyz.playedu.api.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Mapper;
+import xyz.playedu.api.domain.CourseAttachmentDownloadLog;
+import xyz.playedu.api.types.paginate.CourseAttachmentDownloadLogPaginateFiler;
+
+import java.util.List;
+
+@Mapper
+public interface CourseAttachmentDownloadLogMapper extends BaseMapper<CourseAttachmentDownloadLog> {
+
+    List<CourseAttachmentDownloadLog> paginate(CourseAttachmentDownloadLogPaginateFiler filer);
+
+    Long paginateCount(CourseAttachmentDownloadLogPaginateFiler filer);
+}

src/main/java/xyz/playedu/api/service/CourseAttachmentDownloadLogService.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2023 杭州白书科技有限公司
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package xyz.playedu.api.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import org.springframework.stereotype.Service;
+import xyz.playedu.api.domain.CourseAttachmentDownloadLog;
+import xyz.playedu.api.types.paginate.CourseAttachmentDownloadLogPaginateFiler;
+import xyz.playedu.api.types.paginate.PaginationResult;
+
+@Service
+public interface CourseAttachmentDownloadLogService extends IService<CourseAttachmentDownloadLog> {
+    PaginationResult<CourseAttachmentDownloadLog> paginate(int page, int size, CourseAttachmentDownloadLogPaginateFiler filter);
+
+
+}

src/main/java/xyz/playedu/api/service/impl/CourseAttachmentDownloadLogServiceImpl.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2023 杭州白书科技有限公司
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package xyz.playedu.api.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Service;
+import xyz.playedu.api.domain.CourseAttachmentDownloadLog;
+import xyz.playedu.api.mapper.CourseAttachmentDownloadLogMapper;
+import xyz.playedu.api.service.CourseAttachmentDownloadLogService;
+import xyz.playedu.api.types.paginate.CourseAttachmentDownloadLogPaginateFiler;
+import xyz.playedu.api.types.paginate.PaginationResult;
+
+@Service
+public class CourseAttachmentDownloadLogServiceImpl extends ServiceImpl<CourseAttachmentDownloadLogMapper, CourseAttachmentDownloadLog>
+        implements CourseAttachmentDownloadLogService {
+    @Override
+    public PaginationResult<CourseAttachmentDownloadLog> paginate(int page, int size, CourseAttachmentDownloadLogPaginateFiler filter) {
+        filter.setPageStart((page - 1) * size);
+        filter.setPageSize(size);
+
+        PaginationResult<CourseAttachmentDownloadLog> pageResult = new PaginationResult<>();
+        pageResult.setData(getBaseMapper().paginate(filter));
+        pageResult.setTotal(getBaseMapper().paginateCount(filter));
+
+        return pageResult;
+    }
+}

src/main/java/xyz/playedu/api/types/paginate/CourseAttachmentDownloadLogPaginateFiler.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2023 杭州白书科技有限公司
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package xyz.playedu.api.types.paginate;
+
+import lombok.Data;
+
+@Data
+public class CourseAttachmentDownloadLogPaginateFiler {
+
+    private Integer userId;
+
+    private Integer courseId;
+
+    private String title;
+
+    private Integer courserAttachmentId;
+
+    private Integer rid;
+
+    private String sortField;
+
+    private String sortAlgo;
+
+    private Integer pageStart;
+
+    private Integer pageSize;
+}

src/main/resources/mapper/CourseAttachmentDownloadLogMapper.xml

@@ -0,0 +1,89 @@
+<?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="xyz.playedu.api.mapper.CourseAttachmentDownloadLogMapper">
+
+    <resultMap id="BaseResultMap" type="xyz.playedu.api.domain.CourseAttachmentDownloadLog">
+            <id property="id" column="id" jdbcType="BIGINT"/>
+            <result property="userId" column="user_id" jdbcType="INTEGER"/>
+            <result property="courseId" column="course_id" jdbcType="INTEGER"/>
+            <result property="title" column="title" jdbcType="VARCHAR"/>
+            <result property="courserAttachmentId" column="courser_attachment_id" jdbcType="INTEGER"/>
+            <result property="rid" column="rid" jdbcType="INTEGER"/>
+            <result property="ip" column="ip" jdbcType="VARCHAR"/>
+            <result property="createdAt" column="created_at" jdbcType="TIMESTAMP"/>
+    </resultMap>
+
+    <sql id="Base_Column_List">
+        id,user_id,course_id,title,
+        courser_attachment_id,rid,
+        ip,created_at
+    </sql>
+
+    <select id="paginate" resultType="xyz.playedu.api.domain.CourseAttachmentDownloadLog">
+        SELECT `course_attachment_download_log`.*
+        FROM `course_attachment_download_log`
+        <where>
+            <if test="userId != null">
+                AND `course_attachment_download_log`.`user_id` = #{userId}
+            </if>
+            <if test="courseId != null">
+                AND `course_attachment_download_log`.`course_id` = #{courseId}
+            </if>
+            <if test="title != null and title != ''">
+                AND `course_attachment_download_log`.`title` LIKE concat('%',#{title},'%')
+            </if>
+            <if test="courserAttachmentId != null">
+                AND `course_attachment_download_log`.`courser_attachment_id` = #{courserAttachmentId}
+            </if>
+            <if test="rid != null">
+                AND `course_attachment_download_log`.`rid` = #{rid}
+            </if>
+        </where>
+
+        <if test="sortAlgo == 'asc'">
+            <choose>
+                <when test="sortField == 'created_at'">
+                    ORDER BY `course_attachment_download_log`.`created_at` ASC
+                </when>
+                <otherwise>
+                    ORDER BY `course_attachment_download_log`.`id` ASC
+                </otherwise>
+            </choose>
+        </if>
+        <if test="sortAlgo != 'asc'">
+            <choose>
+                <when test="sortField == 'created_at'">
+                    ORDER BY `course_attachment_download_log`.`created_at` DESC
+                </when>
+                <otherwise>
+                    ORDER BY `course_attachment_download_log`.`id` DESC
+                </otherwise>
+            </choose>
+        </if>
+        LIMIT #{pageStart}, #{pageSize};
+    </select>
+
+    <select id="paginateCount" resultType="java.lang.Long">
+        SELECT count(1)
+        FROM `course_attachment_download_log`
+        <where>
+            <if test="userId != null">
+                AND `course_attachment_download_log`.`user_id` = #{userId}
+            </if>
+            <if test="courseId != null">
+                AND `course_attachment_download_log`.`course_id` = #{courseId}
+            </if>
+            <if test="title != null and title != ''">
+                AND `course_attachment_download_log`.`title` LIKE concat('%',#{title},'%')
+            </if>
+            <if test="courserAttachmentId != null">
+                AND `course_attachment_download_log`.`courser_attachment_id` = #{courserAttachmentId}
+            </if>
+            <if test="rid != null">
+                AND `course_attachment_download_log`.`rid` = #{rid}
+            </if>
+        </where>
+    </select>
+</mapper>