fixed: 资源的列表无分类筛选 && 分类资源数量计算

src/main/java/xyz/playedu/api/constant/BackendConstant.java

@@ -1,6 +1,8 @@
 package xyz.playedu.api.constant;
 
+import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.List;
 
 public class BackendConstant {
     public final static String SUPER_ADMIN_ROLE = "super-role";

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

@@ -68,8 +68,8 @@ public class ResourceController {
         filter.setType(type);
         filter.setCategoryIds(categoryIds);
         filter.setName(name);
-        // 非超管只能读取它自己上传的资源
-        if (!backendBus.isSuperAdmin()) {
+
+        if (!backendBus.isSuperAdmin()) {// 非超管只能读取它自己上传的资源
             filter.setAdminId(PlayEduBContext.getAdminUserID());
         }
 

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

@@ -4,6 +4,7 @@ import org.apache.ibatis.annotations.Mapper;
 import xyz.playedu.api.domain.Resource;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import xyz.playedu.api.types.mapper.ResourceCategoryCountMapper;
+import xyz.playedu.api.types.paginate.ResourcePaginateFilter;
 
 import java.util.List;
 import java.util.Map;
@@ -19,7 +20,11 @@ public interface ResourceMapper extends BaseMapper<Resource> {
 
     List<ResourceCategoryCountMapper> getCategoryCount(String type);
 
-    Integer getNoneCategoryCount(String type);
+    Integer getNunCategoryCount(String type);
+
+    List<Resource> paginate(ResourcePaginateFilter filter);
+
+    Long paginateCount(ResourcePaginateFilter filter);
 
 }
 

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

@@ -1,8 +1,5 @@
 package xyz.playedu.api.service.impl;
 
-import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
-import com.baomidou.mybatisplus.core.metadata.IPage;
-import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.transaction.annotation.Transactional;
@@ -17,9 +14,7 @@ import xyz.playedu.api.service.internal.ResourceCategoryRelationService;
 import xyz.playedu.api.types.mapper.ResourceCategoryCountMapper;
 import xyz.playedu.api.types.paginate.PaginationResult;
 import xyz.playedu.api.types.paginate.ResourcePaginateFilter;
-import xyz.playedu.api.util.HelperUtil;
 
-import java.lang.reflect.Array;
 import java.util.*;
 import java.util.stream.Collectors;
 
@@ -39,52 +34,13 @@ public class ResourceServiceImpl extends ServiceImpl<ResourceMapper, Resource> i
 
     @Override
     public PaginationResult<Resource> paginate(int page, int size, ResourcePaginateFilter filter) {
-        QueryWrapper<Resource> wrapper = query().getWrapper().eq("is_hidden", 0);
-
-        if (filter.getName() != null) {
-            wrapper.like("name", "%" + filter.getName() + "%");
-        }
-        if (filter.getDisk() != null) {
-            wrapper.eq("disk", filter.getDisk());
-        }
-        if (filter.getExtension() != null) {
-            wrapper.eq("extension", filter.getExtension());
-        }
-        if (filter.getType() != null) {
-            wrapper.eq("type", filter.getType());
-        }
-        if (filter.getAdminId() != null && !filter.getAdminId().equals(0)) {
-            wrapper.eq("admin_id", filter.getAdminId());
-        }
-        if (filter.getCategoryIds() != null && filter.getCategoryIds().trim().length() > 0) {
-            List<Integer> categoryIds = Arrays.stream(filter.getCategoryIds().split(",")).map(Integer::valueOf).toList();
-            List<Integer> ids = relationService.getRidsByCids(categoryIds);
-            if (ids == null || ids.size() == 0) {
-                ids = HelperUtil.zeroIntegerList();
-            }
-            wrapper.in("id", ids);
-        }
-
-        String sortFiled = filter.getSortField();
-        if (sortFiled == null || sortFiled.trim().length() == 0) {
-            sortFiled = "id";
-        }
-        String sortAlgo = filter.getSortAlgo();
-        if (sortAlgo == null || sortAlgo.trim().length() == 0) {
-            sortAlgo = "desc";
-        }
-        if ("desc".equals(sortAlgo)) {
-            wrapper.orderByDesc(sortFiled);
-        } else {
-            wrapper.orderByAsc(sortFiled);
-        }
-
-        IPage<Resource> adminPage = new Page<>(page, size);
-        adminPage = page(adminPage, wrapper);
-
         PaginationResult<Resource> pageResult = new PaginationResult<>();
-        pageResult.setData(adminPage.getRecords());
-        pageResult.setTotal(adminPage.getTotal());
+
+        filter.setPageStart((page - 1) * size);
+        filter.setPageSize(size);
+
+        pageResult.setData(getBaseMapper().paginate(filter));
+        pageResult.setTotal(getBaseMapper().paginateCount(filter));
 
         return pageResult;
     }
@@ -158,13 +114,13 @@ public class ResourceServiceImpl extends ServiceImpl<ResourceMapper, Resource> i
     @Override
     public Map<Integer, Integer> getCategoryCount(String type) {
         Map<Integer, Integer> data = getBaseMapper().getCategoryCount(type).stream().collect(Collectors.toMap(ResourceCategoryCountMapper::getCid, ResourceCategoryCountMapper::getTotal));
-        data.put(0, getBaseMapper().getNoneCategoryCount(type));
+        data.put(0, getBaseMapper().getNunCategoryCount(type));
         return data;
     }
 
     @Override
     public Integer total(String type) {
-        return Math.toIntExact(count(query().getWrapper().eq("type", type)));
+        return Math.toIntExact(count(query().getWrapper().eq("type", type).eq("is_hidden", 0)));
     }
 }
 

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

@@ -25,4 +25,8 @@ public class ResourcePaginateFilter {
 
     private Integer adminId;
 
+    private Integer pageStart;
+
+    private Integer pageSize;
+
 }

src/main/resources/mapper/ResourceMapper.xml

@@ -5,23 +5,24 @@
 <mapper namespace="xyz.playedu.api.mapper.ResourceMapper">
 
     <resultMap id="BaseResultMap" type="xyz.playedu.api.domain.Resource">
-            <id property="id" column="id" jdbcType="INTEGER"/>
-            <result property="adminId" column="admin_id" jdbcType="INTEGER"/>
-            <result property="type" column="type" jdbcType="VARCHAR"/>
-            <result property="name" column="name" jdbcType="VARCHAR"/>
-            <result property="extension" column="extension" jdbcType="VARCHAR"/>
-            <result property="size" column="size" jdbcType="BIGINT"/>
-            <result property="disk" column="disk" jdbcType="VARCHAR"/>
-            <result property="fileId" column="file_id" jdbcType="VARCHAR"/>
-            <result property="path" column="path" jdbcType="VARCHAR"/>
-            <result property="url" column="url" jdbcType="VARCHAR"/>
-            <result property="createdAt" column="created_at" jdbcType="TIMESTAMP"/>
-            <result property="parentId" column="parent_id" jdbcType="INTEGER"/>
-            <result property="isHidden" column="is_hidden" jdbcType="TINYINT"/>
+        <id property="id" column="id" jdbcType="INTEGER"/>
+        <result property="adminId" column="admin_id" jdbcType="INTEGER"/>
+        <result property="type" column="type" jdbcType="VARCHAR"/>
+        <result property="name" column="name" jdbcType="VARCHAR"/>
+        <result property="extension" column="extension" jdbcType="VARCHAR"/>
+        <result property="size" column="size" jdbcType="BIGINT"/>
+        <result property="disk" column="disk" jdbcType="VARCHAR"/>
+        <result property="fileId" column="file_id" jdbcType="VARCHAR"/>
+        <result property="path" column="path" jdbcType="VARCHAR"/>
+        <result property="url" column="url" jdbcType="VARCHAR"/>
+        <result property="createdAt" column="created_at" jdbcType="TIMESTAMP"/>
+        <result property="parentId" column="parent_id" jdbcType="INTEGER"/>
+        <result property="isHidden" column="is_hidden" jdbcType="TINYINT"/>
     </resultMap>
 
     <sql id="Base_Column_List">
-        id,admin_id,type,
+        id
+        ,admin_id,type,
         name,extension,size,
         disk,file_id,path,
         url,created_at,parent_id,
@@ -33,15 +34,122 @@
         FROM `resources`
                  INNER JOIN `resource_category` ON `resource_category`.`rid` = `resources`.`id`
         WHERE `resources`.`type` = #{type}
+        AND `resources`.`is_hidden` = 0
         GROUP BY `resource_category`.`cid`;
     </select>
 
-    <select id="getNoneCategoryCount" resultType="java.lang.Integer">
-        SELECT count(DISTINCT `resources`.`id`) AS `total`
+    <select id="getNunCategoryCount" resultType="java.lang.Integer">
+        SELECT count(1) AS `total`
         FROM `resources`
                  LEFT JOIN `resource_category` ON `resource_category`.`rid` = `resources`.`id`
         WHERE `resources`.`type` = #{type}
-          AND `resource_category`.`cid` IS NULL;
+          AND `resources`.`is_hidden` = 0
+          AND `resource_category`.`rid` IS NULL;
+    </select>
+
+    <select id="paginate" resultType="xyz.playedu.api.domain.Resource">
+        SELECT `resources`.*
+        FROM `resources`
+        <choose>
+            <when test="categoryIds != null and categoryIds != ''">
+                <choose>
+                    <when test="categoryIds.indexOf('0') == 0">
+                        LEFT JOIN `resource_category` ON `resource_category`.`rid` = `resources`.`id`
+                        WHERE `resources`.`is_hidden` = 0
+                        AND `resource_category`.`cid` IS NULL
+                    </when>
+                    <otherwise>
+                        INNER JOIN `resource_category` ON `resource_category`.`rid` = `resources`.`id`
+                        WHERE `resources`.`is_hidden` = 0
+                        AND `resource_category`.`cid` IN (#{categoryIds})
+                    </otherwise>
+                </choose>
+            </when>
+            <otherwise>
+                WHERE `resources`.`is_hidden` = 0
+            </otherwise>
+        </choose>
+        <if test="name != null and name != ''">
+            AND `resources`.`name` LIKE concat('%',#{name},'%')
+        </if>
+        <if test="disk != null and disk != ''">
+            AND `resources`.`disk` = #{disk}
+        </if>
+        <if test="extension != null and extension != ''">
+            AND `resources`.`extension` = #{extension}
+        </if>
+        <if test="type != null and type != ''">
+            AND `resources`.`type` = #{type}
+        </if>
+        <if test="adminId != null and adminId != 0">
+            AND `resources`.`admin_id` = #{adminId}
+        </if>
+        <if test="sortAlgo == 'asc'">
+            <choose>
+                <when test="sortField == 'size'">
+                    ORDER BY `resources`.`size` ASC
+                </when>
+                <when test="sortField == 'created_at'">
+                    ORDER BY `resources`.`size` ASC
+                </when>
+                <otherwise>
+                    ORDER BY `resources`.`id` ASC
+                </otherwise>
+            </choose>
+        </if>
+        <if test="sortAlgo != 'asc'">
+            <choose>
+                <when test="sortField == 'size'">
+                    ORDER BY `resources`.`size` DESC
+                </when>
+                <when test="sortField == 'created_at'">
+                    ORDER BY `resources`.`size` DESC
+                </when>
+                <otherwise>
+                    ORDER BY `resources`.`id` DESC
+                </otherwise>
+            </choose>
+        </if>
+        LIMIT #{pageStart}, #{pageSize};
+    </select>
+
+    <select id="paginateCount" resultType="java.lang.Long">
+        SELECT count(1)
+        FROM `resources`
+        <choose>
+            <when test="categoryIds != null and categoryIds != ''">
+                <choose>
+                    <when test="categoryIds.indexOf('0') == 0">
+                        LEFT JOIN `resource_category` ON `resource_category`.`rid` = `resources`.`id`
+                        WHERE `resources`.`is_hidden` = 0
+                        AND `resource_category`.`cid` IS NULL
+                    </when>
+                    <otherwise>
+                        INNER JOIN `resource_category` ON `resource_category`.`rid` = `resources`.`id`
+                        WHERE `resources`.`is_hidden` = 0
+                        AND `resource_category`.`cid` IN (#{categoryIds})
+                    </otherwise>
+                </choose>
+            </when>
+            <otherwise>
+                WHERE `resources`.`is_hidden` = 0
+            </otherwise>
+        </choose>
+        <if test="name != null and name != ''">
+            AND `resources`.`name` LIKE concat('%',#{name},'%')
+        </if>
+        <if test="disk != null and disk != ''">
+            AND `resources`.`disk` = #{disk}
+        </if>
+        <if test="extension != null and extension != ''">
+            AND `resources`.`extension` = #{extension}
+        </if>
+        <if test="type != null and type != ''">
+            AND `resources`.`type` = #{type}
+        </if>
+        <if test="adminId != null and adminId != 0">
+            AND `resources`.`admin_id` = #{adminId}
+        </if>
     </select>
 
 </mapper>