feat：用户查询新增分页功能

hs-admin/pom.xml

@@ -77,6 +77,11 @@
             <version>1.18.10</version>
             <scope>provided</scope>
         </dependency>
+        <dependency>
+            <groupId>com.github.pagehelper</groupId>
+            <artifactId>pagehelper-spring-boot-starter</artifactId>
+            <version>1.2.5</version>
+        </dependency>
     </dependencies>
 
     <build>

hs-admin/src/main/java/com/hs/admin/common/base/PageRequest.java

+package com.hs.admin.common.base;
+/**
+ * 分页请求
+ */
+public class PageRequest {
+    /**
+     * 当前页码
+     */
+    private int pageNum;
+    /**
+     * 每页数量
+     */
+    private int pageSize;
+
+    public int getPageNum() {
+        return pageNum;
+    }
+    public void setPageNum(int pageNum) {
+        this.pageNum = pageNum;
+    }
+    public int getPageSize() {
+        return pageSize;
+    }
+    public void setPageSize(int pageSize) {
+        this.pageSize = pageSize;
+    }
+}

hs-admin/src/main/java/com/hs/admin/common/base/PageResult.java

+package com.hs.admin.common.base;
+
+import java.util.List;
+
+/**
+ * 分页返回结果
+ */
+public class PageResult {
+    /**
+     * 当前页码
+     */
+    private int pageNum;
+    /**
+     * 每页数量
+     */
+    private int pageSize;
+    /**
+     * 记录总数
+     */
+    private long totalSize;
+    /**
+     * 页码总数
+     */
+    private int totalPages;
+    /**
+     * 数据模型
+     */
+    private List<?> content;
+    public int getPageNum() {
+        return pageNum;
+    }
+    public void setPageNum(int pageNum) {
+        this.pageNum = pageNum;
+    }
+    public int getPageSize() {
+        return pageSize;
+    }
+    public void setPageSize(int pageSize) {
+        this.pageSize = pageSize;
+    }
+    public long getTotalSize() {
+        return totalSize;
+    }
+    public void setTotalSize(long totalSize) {
+        this.totalSize = totalSize;
+    }
+    public int getTotalPages() {
+        return totalPages;
+    }
+    public void setTotalPages(int totalPages) {
+        this.totalPages = totalPages;
+    }
+    public List<?> getContent() {
+        return content;
+    }
+    public void setContent(List<?> content) {
+        this.content = content;
+    }
+}

hs-admin/src/main/java/com/hs/admin/common/utils/PageUtil.java

+package com.hs.admin.common.utils;
+
+import com.github.pagehelper.PageInfo;
+import com.hs.admin.common.base.PageRequest;
+import com.hs.admin.common.base.PageResult;
+
+public class PageUtil {
+    /**
+     * 将分页信息封装到统一的接口
+     * @param pageRequest
+     * @param pageInfo
+     * @return
+     */
+    public static PageResult getPageResult(PageRequest pageRequest, PageInfo<?> pageInfo) {
+        PageResult pageResult = new PageResult();
+        pageResult.setPageNum(pageInfo.getPageNum());
+        pageResult.setPageSize(pageInfo.getPageSize());
+        pageResult.setTotalSize(pageInfo.getTotal());
+        pageResult.setTotalPages(pageInfo.getPages());
+        pageResult.setContent(pageInfo.getList());
+        return pageResult;
+    }
+}

hs-admin/src/main/java/com/hs/admin/controller/UserController.java

@@ -3,6 +3,8 @@ package com.hs.admin.controller;
 import com.hs.admin.common.Result;
 import com.hs.admin.common.annotations.CurrentUser;
 import com.hs.admin.common.annotations.Token;
+import com.hs.admin.common.base.PageRequest;
+import com.hs.admin.common.base.PageResult;
 import com.hs.admin.model.SysRole;
 import com.hs.admin.model.SysUser;
 import com.hs.admin.model.reqmodel.AddUserReq;
@@ -44,6 +46,14 @@ public class UserController {
         return Result.success(list);
     }
 
+    @PostMapping("allPage")
+    @Token
+    @ApiOperation("查询用户分页列表")
+    public Object getAllByPage(@RequestBody UserReq.GetUserReq user) throws Exception {
+        PageResult result = userService.getAllByPage(user);
+        return Result.success(result);
+    }
+
     @PostMapping("info")
     @Token
     @ApiOperation("查询用户详细信息")

hs-admin/src/main/java/com/hs/admin/mapper/SysUserMapper.java

@@ -21,5 +21,7 @@ public interface SysUserMapper {
 
     List<SysUserList> selectUserList();
 
+    List<SysUserList> selectUserListByPage();
+
     SysUserList selectUserById(@Param("id") Integer id);
 }
\ No newline at end of file

hs-admin/src/main/java/com/hs/admin/model/reqmodel/UserReq.java

 package com.hs.admin.model.reqmodel;
 
+import com.hs.admin.common.base.PageRequest;
 import io.swagger.annotations.ApiModelProperty;
 
 import javax.validation.constraints.NotBlank;
@@ -11,6 +12,9 @@ public class UserReq {
         @ApiModelProperty(value = "用户名称", required = true)
         private String userName;
 
+        @ApiModelProperty(value = "分页参数", required = true)
+        private PageRequest page;
+
         public String getUserName() {
             return userName;
         }
@@ -19,6 +23,10 @@ public class UserReq {
             this.userName = userName;
         }
 
+        public PageRequest getPage() {
+            return page;
+        }
+
         @Override
         public String toString() {
             return "GetReq{" +

hs-admin/src/main/java/com/hs/admin/service/UserService.java

 package com.hs.admin.service;
 
+import com.hs.admin.common.base.PageRequest;
+import com.hs.admin.common.base.PageResult;
 import com.hs.admin.model.SysUser;
 import com.hs.admin.model.reqmodel.AddUserReq;
 import com.hs.admin.model.reqmodel.UpdateUserReq;
@@ -19,5 +21,7 @@ public interface UserService {
 
     List<SysUserList> getAll(UserReq.GetUserReq user);
 
+    PageResult getAllByPage(UserReq.GetUserReq user);
+
     SysUserList info(Integer userId);
 }

hs-admin/src/main/java/com/hs/admin/service/impl/UserServiceImpl.java

 package com.hs.admin.service.impl;
 
+import com.github.pagehelper.Page;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import com.hs.admin.common.base.PageRequest;
+import com.hs.admin.common.base.PageResult;
 import com.hs.admin.common.enums.StateType;
+import com.hs.admin.common.utils.PageUtil;
 import com.hs.admin.mapper.SysUserMapper;
 import com.hs.admin.model.SysUser;
 import com.hs.admin.model.reqmodel.AddUserReq;
@@ -113,6 +119,15 @@ public class UserServiceImpl implements UserService {
     }
 
     @Override
+    public PageResult getAllByPage(UserReq.GetUserReq user) {
+        PageRequest page = user.getPage();
+        PageHelper.startPage(page.getPageNum(), page.getPageSize());
+        List<SysUserList> sysMenus = sysUserMapper.selectUserList();
+        PageResult pageResult = PageUtil.getPageResult(page, new PageInfo<SysUserList>(sysMenus));
+        return pageResult;
+    }
+
+    @Override
     public SysUserList info(Integer userId) {
         SysUserList sysUser = sysUserMapper.selectUserById(userId);
         return sysUser;