package com.linghu.controller;
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import com.alibaba.excel.EasyExcel;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.linghu.model.common.ResponseResult;
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import com.linghu.model.entity.Sectionalization;
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import com.linghu.model.entity.User;
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import com.linghu.model.excel.UserExcel;
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import com.linghu.model.vo.UserPageVO;
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import com.linghu.service.SectionalizationService;
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import com.linghu.service.UserService;
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import io.swagger.annotations.Api;
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import io.swagger.annotations.ApiOperation;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.http.HttpHeaders;
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import org.springframework.http.MediaType;
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import org.springframework.http.ResponseEntity;
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import org.springframework.util.StringUtils;
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import org.springframework.web.bind.annotation.*;
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import org.springframework.web.multipart.MultipartFile;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.stream.Collectors;
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@RestController
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@RequestMapping("/user")
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@Api(value = "账号相关接口", tags = "设置-账号管理")
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public class UserController {
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@Autowired
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private UserService userService;
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/**
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* 新增用户
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*/
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@PostMapping
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@ApiOperation(value = "添加")
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public ResponseResult add(@RequestBody User user) {
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List<User> list = userService.list(new LambdaQueryWrapper<User>().eq(User::getUser_email, user.getUser_email()));
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if (list != null && list.size() > 0) {
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return ResponseResult.error("该邮箱已存在");
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}
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user.setStatus("正常");
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userService.save(user);
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return ResponseResult.success();
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}
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/**
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* 修改用户
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*/
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@PutMapping
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@ApiOperation(value = "修改")
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public ResponseResult edit(@RequestBody User user) {
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User user1 = userService.getById(user.getUser_id());
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if (user1 == null) {
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return ResponseResult.error("该账户不存在");
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}
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List<User> list = userService.list(new LambdaQueryWrapper<User>()
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.ne(User::getUser_id, user.getUser_id())
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.eq(User::getUser_email, user.getUser_email()));
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if (list != null && list.size() > 0) {
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return ResponseResult.error("该邮箱已存在");
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}
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userService.updateById(user);
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return ResponseResult.success();
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}
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/**
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* 删除用户
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*/
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@DeleteMapping("/{user_id}")
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@ApiOperation(value = "删除")
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public ResponseResult delete(@PathVariable("user_id") Integer user_id) {
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userService.removeById(user_id);
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return ResponseResult.success();
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}
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/**
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* 分页查询
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*/
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@GetMapping
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@ApiOperation(value = "分页")
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public ResponseResult<Page<UserPageVO>> page(@RequestParam(value = "pageSize", required = false, defaultValue = "10")Integer pageSize,
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@RequestParam(value = "pageNum", required = false,defaultValue = "1")Integer pageNum,
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@RequestParam(value = "sectionalization_id",required = false)Integer sectionalization_id,
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@RequestParam(value = "status" ,required = false)String status) {
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Page<UserPageVO> page = new Page<>(pageNum, pageSize);
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return ResponseResult.success( userService.getPage(page,sectionalization_id,status));
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}
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/**
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* 下载模板
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*/
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@GetMapping("/downloadTemplate")
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@ApiOperation("下载模板")
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public ResponseEntity<byte[]> downloadTemplate() throws IOException {
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ByteArrayOutputStream out = new ByteArrayOutputStream();
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EasyExcel.write(out, UserExcel.class).sheet("账号模板").doWrite(new ArrayList<>());
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return ResponseEntity.ok()
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.header(HttpHeaders.CONTENT_DISPOSITION, "attachment;filename=keyword_template.xlsx")
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.contentType(MediaType.APPLICATION_OCTET_STREAM)
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.body(out.toByteArray());
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}
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/**
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* 导入文件
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*/
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// 导入文件
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@Autowired
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private SectionalizationService sectionalizationService;
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@PostMapping("/importUserExcel")
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@ApiOperation("导入用户数据")
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public ResponseResult importUserExcel(@RequestParam("file") MultipartFile file) {
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//查找出用户列表
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List<User> userList = userService.list();
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//名称
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Map<String, User> nameMap = userList.stream()
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.collect(Collectors.toMap(
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User::getUser_name, // Key映射
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excel -> excel, // Value映射
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(oldValue, newValue) -> oldValue // 键冲突处理（保留旧值）
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));
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//查找出分组列表
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List<Sectionalization> list = sectionalizationService.list();
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//分组
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Map<String, Sectionalization> sectionalizationMap = list.stream()
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.collect(Collectors.toMap(
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Sectionalization::getSectionalization_name, // Key映射
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excel -> excel, // Value映射
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(oldValue, newValue) -> oldValue // 键冲突处理（保留旧值）
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));
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try {
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// 检查文件是否为空
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if (file.isEmpty()) {
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return ResponseResult.error("上传文件不能为空");
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}
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// 读取Excel数据
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List<UserExcel> excelList = EasyExcel.read(file.getInputStream())
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.head(UserExcel.class)
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.sheet()
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.doReadSync();
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// 数据转换与验证
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List<String> errorMessages = new ArrayList<>();
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for (UserExcel excel : excelList) {
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// 检查必要字段
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if (!StringUtils.hasText(excel.getUser_name())) {
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errorMessages.add("账户名不能为空");
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continue;
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}
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if (!StringUtils.hasText(excel.getUser_email())) {
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errorMessages.add("邮箱不能为空");
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continue;
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}
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if (!StringUtils.hasText(String.valueOf(excel.getPassword()))) {
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errorMessages.add("密码不能为空");
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continue;
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}
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if (!StringUtils.hasText(excel.getSectionalization_name())) {
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errorMessages.add("分组不能为空");
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continue;
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}
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if (nameMap.containsKey(excel.getUser_name())){
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errorMessages.add("用户名称重复");
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continue;
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}
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}
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// 处理错误
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if (!errorMessages.isEmpty()) {
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return ResponseResult.error("数据验证失败: " + String.join("; ", errorMessages));
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}
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// 开始添加
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for (UserExcel excel : excelList) {
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User user = new User();
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if (sectionalizationMap.containsKey(excel.getSectionalization_name())) {
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user.setSectionalization_id(sectionalizationMap.get(excel.getSectionalization_name()).getSectionalization_id());
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}else {
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//新增
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Sectionalization sectionalization = new Sectionalization();
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sectionalization.setSectionalization_name(excel.getSectionalization_name());
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sectionalizationService.save(sectionalization);
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user.setSectionalization_id(sectionalization.getSectionalization_id());
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}
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user.setUser_email(excel.getUser_email());
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user.setUser_name(excel.getUser_name());
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user.setPassword(excel.getPassword());
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user.setStatus("正常");
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userService.save(user);
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}
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// 返回信息
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return ResponseResult.success();
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}
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catch (Exception e) {
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// 记录详细异常信息
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return ResponseResult.error("文件解析失败：" + e.getMessage());
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}
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}
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}
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