Tlias 案例-员工管理(前端)

分页查询

搜索栏

 基本布局

<script setup>
import { ref } from 'vue'

const searchEmp = ref({name: '', gender: '', date: [], begin: '', end: ''})

//查询员工列表
const search = () => {
  console.log(searchEmp.value); 
}

//清空
const clear = () => {
  searchEmp.value = {name: '', gender: '', date: []};
  search();   
}

</script>

<template>
  <h1>员工管理</h1>
  <!-- 搜索栏 -->
   <div class="container">
    <el-form :inline="true" :model="searchEmp" class="demo-form-inline">
    <el-form-item label="姓名">
      <el-input v-model="searchEmp.name" placeholder="请输入员工姓名" />
    </el-form-item>
    <el-form-item label="性别">
      <el-select v-model="searchEmp.gender" placeholder="请选择">
        <el-option label="男" value="1" />
        <el-option label="女" value="2" />
      </el-select>
    </el-form-item>
    <el-form-item label="入职时间">
      <el-date-picker
        v-model="searchEmp.date"
        type="daterange"
        range-separator="到"
        start-placeholder="开始日期"
        end-placeholder="结束日期"
        :size="size"
        value-format="YYYY-MM-DD"
      />
    </el-form-item>
    <el-form-item>
      <el-button type="primary" @click="search">查询</el-button>
      <el-button type="primary" @click="clear">清空</el-button>
    </el-form-item>
    </el-form>
  </div>
</template>

<style scoped>
.container {
  margin: 15px 10px;  
}
</style>

根据接口文档我们要把 data 数组里面的两个元素分别赋值给两个变量 begin 和 end,而且这里必须是实时变化的,这里我需要用到 Vue 里面的 Watch 侦听,接下来介绍一下这个东西。

watch:

作用:侦听一个或多个响应式数据源,并在数据源变化时调用传入的回调函数

用法:

1:导入 watch 函数。

2:执行 watch 函数,传入要侦听的响应式数据源(ref 对象)和回调函数;

我们如果要侦听对象的全部属性,需要用到深度侦听

我们还可以监听对象的单个属性

 我们这个项目中显然要监听这个 date 数组,所以我们用第三个监听方式

//侦听 searchEmp 的 date 属性
watch(()=>searchEmp.value.date, (newVal,oldVal)=>{
  if(newVal.length === 2){
    searchEmp.value.begin = newVal[0];
    searchEmp.value.end = newVal[1];
  }else{
    searchEmp.value.begin = '';
    searchEmp.value.end = '';
  }
})

表格

  <div class="container">
    <el-button type="primary" @click="">新增员工</el-button>
    <el-button type="danger" @click="">批量删除 </el-button>
  </div>

  <div class="container">
    <el-table :data="empList" border style="width: 100%">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column prop="name" label="姓名" width="120" align="center"/>
      <el-table-column prop="gender" label="性别" width="120" align="center">
        <template #default="scope">
          {{scope.row.gender === 1 ? '男' : '女'}}
        </template>
      </el-table-column>
      <el-table-column prop="img" label="头像" wideth="120" align="center">
        <template #default="scope">
          <el-image :src="scope.row.img" height="40px" width="40px" />
        </template>
      </el-table-column>
      <el-table-column prop="deptName" label="所属部门" wideth="120" align="center"/>
      <el-table-column prop="job" label="职位" wideth="120" align="center">
        <template #default="scope">
          <span v-if="scope.row.job === 1">班主任</span>
          <span v-else-if="scope.row.job === 2">讲师</span>
          <span v-else-if="scope.row.job === 3">学工主管</span>
          <span v-else-if="scope.row.job === 4">教研主管</span>
          <span v-else-if="scope.row.job === 5">咨询师</span>
          <span v-else>其他</span>
        </template>
      </el-table-column>
      <el-table-column prop="entryDate" label="入职日期" wideth="180" align="center"/>
      <el-table-column prop="updateTime" label="最后操作时间" wideth="200" align="center"/>    
    <el-table-column label="操作" align="center">    
      <template #default="scope">
        <el-button type="primary" size = "small" @click=""><el-icon><EditPen /></el-icon>编辑</el-button>
        <el-button type="danger" size = "small" @click=""><el-icon><Delete /></el-icon>删除</el-button>
      </template>
    </el-table-column>
    </el-table>
  </div>

分页条 

  <!-- 分页条 --> 
  <div class="container">
     <el-pagination
      v-model:current-page="currentPage"
      v-model:page-size="pageSize"
      :page-sizes="[5, 10, 20, 30, 40]"
      :background="background"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total"
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
    />
  </div>
//分页
const currentPage = ref(1)
const pageSize = ref(10)
const background = ref(true)
const total = ref(0);
//每页展示记录数变化
const handleSizeChange = (val) => {
  console.log(`每页${val}条记录`)
}
//页码变化时触发
const handleCurrentChange = (val) => {
  console.log(`current page: ${val}`)
}
</script>

页面交互

完成了页面的基本布局,接下来就要让前端和后端交互起来了,这里主要分为三步。

1:页面加载完毕后,查询员工信息列表。

2:点击查询按钮,查询员工信息列表。

3:当页码,每页展示记录数发生变化时,查询员工信息列表。

export const queryPageApi = (name,gender,begin,end,page,pageSize) => 
  request.get(`/emps?name=${name}&gender=${gender}&begin=${begin}&end=${end}&page=${page}&pageSize=${pageSize}`)
//查询员工列表
const search = async () => {
  const result = await queryPageApi(searchEmp.value.name, searchEmp.value.gender,
                         searchEmp.value.begin, searchEmp.value.end, currentPage.value, pageSize.value);
  if(result.code){
    empList.value = result.data.rows;
    total.value = result.data.total;
  }
}
//每页 展示记录数 变化
const handleSizeChange = (val) => {
  search();
}
//页码变化时触发
const handleCurrentChange = (val) => {
  search();
}

新增员工

对话框

首先肯定需要一个对话框,然后这里我们需要用到 Layout 布局,可以去 Element 官网查看,主要就是把一行分成 24 份,<span> 标签里面写的是那一列 <el-col> 占几份,<el-row>就代表每一行,

<gutter> 写的就是 每行的 每个对话框之间的间距

<!-- 新增员工/修改员工的对话框 -->
  <el-dialog v-model="dialogVisible" :title="dialogTitle">
    <el-form :model="employee" :rules="rules" ref="empFormRef" label-width="80px">
      <!-- 基本信息 -->
      <!-- 第一行 -->
      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="用户名" prop="username">
            <el-input v-model="employee.username" placeholder="请输入员工用户名,2-20个字"></el-input>
          </el-form-item>
        </el-col>
        
        <el-col :span="12">
          <el-form-item label="姓名" prop="name">
            <el-input v-model="employee.name" placeholder="请输入员工姓名,2-10个字"></el-input>
          </el-form-item>
        </el-col>
      </el-row>

      <!-- 第二行 -->
      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="性别"  prop="gender">
            <el-select v-model="employee.gender" placeholder="请选择性别" style="width: 100%;">
              <el-option v-for="g in genders" :key="g.value" :label="g.name" :value="g.value"></el-option>
            </el-select>
          </el-form-item>
        </el-col>

        <el-col :span="12">
          <el-form-item label="手机号" prop="phone">
            <el-input v-model="employee.phone" placeholder="请输入员工手机号"></el-input>
          </el-form-item>
        </el-col>
      </el-row>

      <!-- 第三行 -->
      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="职位">
            <el-select v-model="employee.job" placeholder="请选择职位" style="width: 100%;">
              <el-option v-for="j in jobs" :key="j.value" :label="j.name" :value="j.value"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="薪资">
            <el-input v-model="employee.salary" placeholder="请输入员工薪资"></el-input>
          </el-form-item>
        </el-col>
      </el-row>

      <!-- 第四行 -->
      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="所属部门">
            <el-select v-model="employee.deptId" placeholder="请选择部门" style="width: 100%;">
              <el-option v-for="d in depts" :key="d.id" :label="d.name" :value="d.id"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="入职日期">
            <el-date-picker v-model="employee.entryDate" type="date" style="width: 100%;" placeholder="选择日期" format="YYYY-MM-DD" value-format="YYYY-MM-DD"></el-date-picker>
          </el-form-item>
        </el-col>
      </el-row>

      <!-- 第五行 -->
      <el-row :gutter="20">
        <el-col :span="24">
          <el-form-item label="头像">
            <el-upload
              class="avatar-uploader"
              action="/api/upload"
              :show-file-list="false"
              :on-success="handleAvatarSuccess"
              :before-upload="beforeAvatarUpload"
              >
              <img v-if="employee.image" :src="employee.image" class="avatar" />
              <el-icon v-else class="avatar-uploader-icon"><Plus /></el-icon>
            </el-upload>
          </el-form-item>
        </el-col>
      </el-row>
      

      <!-- 工作经历 -->
      <!-- 第六行 -->
      <el-row :gutter="10">
        <el-col :span="24">
          <el-form-item label="工作经历">
            <el-button type="success" size="small" @click="addExprItem">+ 添加工作经历</el-button>
          </el-form-item>
        </el-col>
      </el-row>
      
      <!-- 第七行 ...  工作经历 -->
      <el-row :gutter="3" v-for="(expr,index) in employee.exprList">
        <el-col :span="10">
          <el-form-item size="small" label="时间" label-width="80px">
            <el-date-picker type="daterange" v-model="expr.exprDate" range-separator="至" start-placeholder="开始日期" end-placeholder="结束日期" format="YYYY-MM-DD" value-format="YYYY-MM-DD" ></el-date-picker>
          </el-form-item>
        </el-col>

        <el-col :span="6">
          <el-form-item size="small" label="公司" label-width="60px">
            <el-input placeholder="请输入公司名称" v-model="expr.company"></el-input>
          </el-form-item>
        </el-col>

        <el-col :span="6">
          <el-form-item size="small" label="职位" label-width="60px">
            <el-input placeholder="请输入职位" v-model="expr.job"></el-input>
          </el-form-item>
        </el-col>

        <el-col :span="2">
          <el-form-item size="small" label-width="0px">
            <el-button type="danger" @click="delExprItem(index)">- 删除</el-button>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
    
    <!-- 底部按钮 -->
    <template #footer>
      <span class="dialog-footer">
        <el-button @click="dialogVisible = false">取消</el-button>
        <el-button type="primary" @click="save">保存</el-button>
      </span>
    </template>
  </el-dialog>
//职位列表数据
const jobs = ref([{ name: '班主任', value: 1 },{ name: '讲师', value: 2 },{ name: '学工主管', value: 3 },{ name: '教研主管', value: 4 },{ name: '咨询师', value: 5 },{ name: '其他', value: 6 }])
//性别列表数据
const genders = ref([{ name: '男', value: 1 }, { name: '女', value: 2 }])
//部门列表数据
const depts = ref([])

//查询所有部门数据
const queryAllDepts = async () => {
  const result = await queryAllDeptApi();
  if(result.code){
    depts.value = result.data;
  }
}

文件(图片)上传

主要还是用的 Element 组件里的 Upload上传 组件

 <!-- 第五行 -->
      <el-row :gutter="20">
        <el-col :span="24">
          <el-form-item label="头像">
            <el-upload
              class="avatar-uploader"
              action="/api/upload"
              :show-file-list="false"
              :on-success="handleAvatarSuccess"
              :before-upload="beforeAvatarUpload"
              >
              <img v-if="employee.image" :src="employee.image" class="avatar" />
              <el-icon v-else class="avatar-uploader-icon"><Plus /></el-icon>
            </el-upload>
          </el-form-item>
        </el-col>
      </el-row>
// 文件上传
// 图片上传成功后触发
const handleAvatarSuccess = (response) => {
  employee.value.image = response.data;
}
// 文件上传之前触发
const beforeAvatarUpload = (rawFile) => {
  if (rawFile.type !== 'image/jpeg' && rawFile.type !== 'image/png') {
    ElMessage.error('只支持上传图片')
    return false
  } else if (rawFile.size / 1024 / 1024 > 10) {
    ElMessage.error('只能上传10M以内图片')
    return false
  }
  return true
}

 添加 / 删除工作经历

我们要明白:Vue 是基于数据驱动视图展示的

我们将要增加的员工信息封装到一个响应式数据里,工作经历和最后一个伪数组 expList 有关,当我们添加的时候,数组自然里面的元素自然多一个,删除的时候,数组里面的元素自然少一个。

const employee = ref({
  username: '',
  name: '',
  gender: '',
  phone: '',
  job: '',
  salary: '',
  deptId: '',
  entryDate: '',
  image: '',
  exprList: []
})

先看 添加工作经历,核心就是用这个 v-for 遍历这个 employ.exprList. 

//添加工作经历
const addExprItem = () => {
  employee.value.exprList.push({company: '', job: '', begin: '', end: '', exprDate: []});
}
      <!-- 工作经历 -->
      <!-- 第六行 -->
      <el-row :gutter="10">
        <el-col :span="24">
          <el-form-item label="工作经历">
            <el-button type="success" size="small" @click="addExprItem">+ 添加工作经历</el-button>
          </el-form-item>
        </el-col>
      </el-row>
      
      <!-- 第七行 ...  工作经历 -->
      <el-row :gutter="3" v-for="(expr,index) in employee.exprList">
        <el-col :span="10">
          <el-form-item size="small" label="时间" label-width="80px">
            <el-date-picker type="daterange" v-model="expr.exprDate" range-separator="至" start-placeholder="开始日期" end-placeholder="结束日期" format="YYYY-MM-DD" value-format="YYYY-MM-DD" ></el-date-picker>
          </el-form-item>
        </el-col>

        <el-col :span="6">
          <el-form-item size="small" label="公司" label-width="60px">
            <el-input placeholder="请输入公司名称" v-model="expr.company"></el-input>
          </el-form-item>
        </el-col>

        <el-col :span="6">
          <el-form-item size="small" label="职位" label-width="60px">
            <el-input placeholder="请输入职位" v-model="expr.job"></el-input>
          </el-form-item>
        </el-col>

        <el-col :span="2">
          <el-form-item size="small" label-width="0px">
            <el-button type="danger" @click="delExprItem(index)">- 删除</el-button>
          </el-form-item>
        </el-col>
      </el-row>

 再看 删除工作经历

const delExprItem = (index) => {
  employee.value.exprList.splice(index,1);
}

还有一个问题,通过接口文档可以发现,我前端给后端的数据里面的 exprList 里面封装的是 begin 和 end,但是此时我的日期封装在 exprDate 这个伪数组里面,exprDate[0] 就是 begin; 

exprDate[1] 就是 end,所以我们要用之前学的 watch 事件侦听来给 begin end 赋值。这里注意要用深度侦听

  

//侦听-employee员工对象中的工作经历信息
watch(() => employee.value.exprList, (newVal, oldVal) => {
  if(employee.value.exprList && employee.value.exprList.length > 0){
    employee.value.exprList.forEach((expr) => {
      expr.begin = expr.exprDate[0];
      expr.end = expr.exprDate[1];
    })
  }
}, {deep: true}) //深度侦听

保存

//新增
export const addApi = (emp) =>  request.post('/emps', emp);
//保存员工
const save = async () => {
  //表单校验
  if(!empFormRef.value) return;
  empFormRef.value.validate(async (valid) => { //valid 表示是否校验通过: true 通过 / false  不通过
    if(valid){ //通过
      const result = await addApi(employee.value);
      if(result.code) {//成功
        ElMessage.success('保存成功');
        dialogVisible.value = false;
        search();
      }else { //失败了
        ElMessage.error(result.msg);
      }
    }else { //不通过
      ElMessage.error('表单校验不通过');
    }
  })
}
//表单引用
const empFormRef = ref();
//表单校验规则
const rules = ref({
  username: [
    { required: true, message: '请输入用户名', trigger: 'blur' },
    { min: 2, max: 20, message: '用户名长度应在2到20个字符之间', trigger: 'blur' }
  ],
  name: [
    { required: true, message: '请输入姓名', trigger: 'blur' },
    { min: 2, max: 10, message: '姓名长度应在2到10个字符之间', trigger: 'blur' }
  ],
  gender: [
    { required: true, message: '请选择性别', trigger: 'change' }
  ],
  phone: [
    { required: true, message: '请输入手机号', trigger: 'blur' },
    /**
     * 正则表达式: / ..... / ;  ^ : 以...开始 ;  $ : 以 ... 结束
     * [3-9] : 范围 3-9 之间
     * \d : 数字, [0-9]
     * {9} : 量词
     */
    { pattern: /^1[3-9]\d{9}$/, message: '请输入有效的手机号', trigger: 'blur' }
  ]
});
//新增员工
const addEmp = () => {
  dialogVisible.value = true;
  dialogTitle.value = '新增员工';
  employee.value = {
    username: '',
    name: '',
    gender: '',
    phone: '',
    job: '',
    salary: '',
    deptId: '',
    entryDate: '',
    image: '',
    exprList: []
  }

  //重置表单的校验规则-提示信息
  if (empFormRef.value){
    empFormRef.value.resetFields();
  }
}

修改员工

两步操作:

1:点击“编辑”按钮,执行根据 ID 查询员工信息,页面回显。

2:点击“保存”按钮,执行修改操作

先来看查询回显

//根据ID查询
export const queryByIdApi = (id) =>  request.get(`/emps/${id}`);

 因为工作日期那里 v-model 绑定的是 exprList.exprDate,而我们根据 id 查询回来的是 exprList.begin 和 exprList.end,所以我们要对 exprList.exprDate 进行赋值

//修改员工
const edit = async (id) => {
  const result = await queryByIdApi(id);
  if(result.code){
    employee.value = result.data;
    dialogVisible.value = true;
    dialogTitle.value = '编辑员工';
    //给exprList中的日期格式转换成数组
    let exprList = employee.value.exprList;
    if(exprList && exprList.length > 0){
      exprList.forEach((expr) => {
        expr.exprDate = [expr.begin, expr.end];
      })
    }
  }
}

再来完成保存操作。

//修改
export const updateApi = (emp) =>  request.put('/emps', emp);

因为 修改 和 新增 都是同一个对话框,所以直接在同一个 save 方法上进行操作即可,和部门管理一样,根据 id 是否存在来判断是修改还是保存。

//保存员工
const save = async () => {
  //表单校验
  if(!empFormRef.value) return;
  empFormRef.value.validate(async (valid) => { //valid 表示是否校验通过: true 通过 / false  不通过
    if(valid){ //通过
      let result ;
      if(employee.value.id){ //修改
        result = await updateApi(employee.value);
      }else{ //新增
        result = await addApi(employee.value);
      }
      if(result.code){//成功
        ElMessage.success('保存成功');
        dialogVisible.value = false;
        search();
      }else{ //失败了
        ElMessage.error(result.msg);
      }
    }else { //不通过
      ElMessage.error('表单校验不通过');
    }
  })
}

 

删除员工

首先是删除单个员工

//删除
export const deleteApi = (ids) =>  request.delete(`/emps?ids=${ids}`);
//删除员工
const deleteEmp = async (id) => {
//弹出确认框
  ElMessageBox.confirm('您确认删除该员工吗?','提示',
    { confirmButtonText: '确认',cancelButtonText: '取消',type: 'warning'}
  ).then(async () => { //确认
    const result = await deleteApi(id);
    if(result.code){
      ElMessage.success('删除成功');
      search();
    }else{
      ElMessage.error(result.msg);
    }
  }).catch(() => { //取消
    ElMessage.info('您已取消删除');
  })
}

然后是批量删除,分为两步

1:为表格的复选框绑定事件,点击复选框之后,获取到目前选中的条件的 id(多个 id 可以封装到数组之中)。

2:为“批量”删除按钮绑定事件,发送异步请求到服务端,根据 id 批量删除员工信息。

我们要先为表格绑定一个多选事件,参照 “饿了么” 文档

<el-table :data="empList" border style="width: 100%" @selection-change="handleSelectionChange">
const selectIds = ref();
//选中时触发
const handleSelectionChange = (val) => {
  selectIds.value = val.map((item) => item.id);
}

然后为 “批量删除按钮” 绑定一个方法,和前面的删除单个员工的逻辑大差不差,只是多一个判断。

//批量删除
const deleteByIds = async() => {
  //弹出确认框
  ElMessageBox.confirm('您确认删除这些员工吗?','提示',
    { confirmButtonText: '确认',cancelButtonText: '取消',type: 'warning'}
  ).then(async () => { //确认
    if(selectIds.value.length > 0){
      const result = await deleteApi(selectIds.value);
      if(result.code){
        ElMessage.success('删除成功');
        search();
      }else{
        ElMessage.error(result.msg);
      }
    }else{
      ElMessage.info('您没有选择任何员工');
    }
  }).catch(() => { //取消
    ElMessage.info('您已取消删除');
  })
}

整体 

 最后是 员工管理部分的完整代码

<script setup>
import { ref, watch, onMounted } from 'vue';
import { queryPageApi, addApi, queryByIdApi,updateApi,deleteApi} from '@/api/emp';
import { queryAllApi as queryAllDeptApi } from '@/api/dept';
import { ElMessage } from 'element-plus'
import{ ElMessageBox} from 'element-plus';

//元数据
//职位列表数据
const jobs = ref([{ name: '班主任', value: 1 },{ name: '讲师', value: 2 },{ name: '学工主管', value: 3 },{ name: '教研主管', value: 4 },{ name: '咨询师', value: 5 },{ name: '其他', value: 6 }])
//性别列表数据
const genders = ref([{ name: '男', value: 1 }, { name: '女', value: 2 }])
//部门列表数据
const depts = ref([])


//搜索表单对象
const searchEmp = ref({name: '', gender: '', date: [], begin: '', end: ''})


//侦听searchEmp的date属性
watch(() => searchEmp.value.date, (newVal, oldVal) => {
  if(newVal.length == 2){
    searchEmp.value.begin = newVal[0];
    searchEmp.value.end = newVal[1];
  }else {
    searchEmp.value.begin = '';
    searchEmp.value.end = '';
  }
})

//钩子函数
onMounted(() => {
  search(); //查询员工列表数据
  queryAllDepts();//查询所有部门列表数据
})

//查询所有部门数据
const queryAllDepts = async () => {
  const result = await queryAllDeptApi();
  if(result.code){
    depts.value = result.data;
  }
}

//查询员工列表
const search = async () => {
  const result = await queryPageApi(searchEmp.value.name, searchEmp.value.gender,
                         searchEmp.value.begin, searchEmp.value.end, currentPage.value, pageSize.value);
  if(result.code){
    empList.value = result.data.rows;
    total.value = result.data.total;
  }
}

//清空
const clear = () => {
  searchEmp.value = {name: '', gender: '', date: [], begin: '', end: ''};
  search();
}

//员工列表数据
const empList = ref([])

//分页
const currentPage = ref(1); //页码
const pageSize = ref(10); //每页展示记录数
const background = ref(true); //背景色
const total = ref(0); //总记录数

//每页 展示记录数 变化
const handleSizeChange = (val) => {
  search();
}
//页码变化时触发
const handleCurrentChange = (val) => {
  search();
}


//新增员工
const addEmp = () => {
  dialogVisible.value = true;
  dialogTitle.value = '新增员工';
  employee.value = {
    username: '',
    name: '',
    gender: '',
    phone: '',
    job: '',
    salary: '',
    deptId: '',
    entryDate: '',
    image: '',
    exprList: []
  }

  //重置表单的校验规则-提示信息
  if (empFormRef.value){
    empFormRef.value.resetFields();
  }
}

//新增/修改表单
const employee = ref({
  username: '',
  name: '',
  gender: '',
  phone: '',
  job: '',
  salary: '',
  deptId: '',
  entryDate: '',
  image: '',
  exprList: []
})

// 控制弹窗
const dialogVisible = ref(false)
const dialogTitle = ref('新增员工')

// 文件上传
// 图片上传成功后触发
const handleAvatarSuccess = (response) => {
  employee.value.image = response.data;
}
// 文件上传之前触发
const beforeAvatarUpload = (rawFile) => {
  if (rawFile.type !== 'image/jpeg' && rawFile.type !== 'image/png') {
    ElMessage.error('只支持上传图片')
    return false
  } else if (rawFile.size / 1024 / 1024 > 10) {
    ElMessage.error('只能上传10M以内图片')
    return false
  }
  return true
}

//添加工作经历
const addExprItem = () => {
  employee.value.exprList.push({company: '', job: '', begin: '', end: '', exprDate: []});
}
//删除工作经历
const delExprItem = (index) => {
  employee.value.exprList.splice(index,1);
}
//侦听-employee员工对象中的工作经历信息
watch(() => employee.value.exprList, (newVal, oldVal) => {
  if(employee.value.exprList && employee.value.exprList.length > 0){
    employee.value.exprList.forEach((expr) => {
      expr.begin = expr.exprDate[0];
      expr.end = expr.exprDate[1];
    })
  }
}, {deep: true}) //深度侦听


//保存员工
const save = async () => {
  //表单校验
  if(!empFormRef.value) return;
  empFormRef.value.validate(async (valid) => { //valid 表示是否校验通过: true 通过 / false  不通过
    if(valid){ //通过
      let result ;
      if(employee.value.id){ //修改
        result = await updateApi(employee.value);
      }else{ //新增
        result = await addApi(employee.value);
      }
      if(result.code){//成功
        ElMessage.success('保存成功');
        dialogVisible.value = false;
        search();
      }else{ //失败了
        ElMessage.error(result.msg);
      }
    }else { //不通过
      ElMessage.error('表单校验不通过');
    }
  })
}
//表单引用
const empFormRef = ref();

//表单校验规则
const rules = ref({
  username: [
    { required: true, message: '请输入用户名', trigger: 'blur' },
    { min: 2, max: 20, message: '用户名长度应在2到20个字符之间', trigger: 'blur' }
  ],
  name: [
    { required: true, message: '请输入姓名', trigger: 'blur' },
    { min: 2, max: 10, message: '姓名长度应在2到10个字符之间', trigger: 'blur' }
  ],
  gender: [
    { required: true, message: '请选择性别', trigger: 'change' }
  ],
  phone: [
    { required: true, message: '请输入手机号', trigger: 'blur' },
    /**
     * 正则表达式: / ..... / ;  ^ : 以...开始 ;  $ : 以 ... 结束
     * [3-9] : 范围 3-9 之间
     * \d : 数字, [0-9]
     * {9} : 量词
     */
    { pattern: /^1[3-9]\d{9}$/, message: '请输入有效的手机号', trigger: 'blur' }
  ]
});

//修改员工
const edit = async (id) => {
  const result = await queryByIdApi(id);
  if(result.code){
    employee.value = result.data;
    dialogVisible.value = true;
    dialogTitle.value = '编辑员工';
    //给exprList中的日期格式转换成数组
    let exprList = employee.value.exprList;
    if(exprList && exprList.length > 0){
      exprList.forEach((expr) => {
        expr.exprDate = [expr.begin, expr.end];
      })
    }
  }
}

//删除员工
const deleteEmp = async (id) => {
  //弹出确认框
  ElMessageBox.confirm('您确认删除该员工吗?','提示',
    { confirmButtonText: '确认',cancelButtonText: '取消',type: 'warning'}
  ).then(async () => { //确认
    const result = await deleteApi(id);
    if(result.code){
      ElMessage.success('删除成功');
      search();
    }else{
      ElMessage.error(result.msg);
    }
  }).catch(() => { //取消
    ElMessage.info('您已取消删除');
  })
}

const selectIds = ref();
//选中时触发
const handleSelectionChange = (val) => {
  selectIds.value = val.map((item) => item.id);
}

//批量删除
const deleteByIds = async() => {
  //弹出确认框
  ElMessageBox.confirm('您确认删除这些员工吗?','提示',
    { confirmButtonText: '确认',cancelButtonText: '取消',type: 'warning'}
  ).then(async () => { //确认
    if(selectIds.value.length > 0){
      const result = await deleteApi(selectIds.value);
      if(result.code){
        ElMessage.success('删除成功');
        search();
      }else{
        ElMessage.error(result.msg);
      }
    }else{
      ElMessage.info('您没有选择任何员工');
    }
  }).catch(() => { //取消
    ElMessage.info('您已取消删除');
  })
}

</script>

<template>
  <h1>员工管理</h1>

  <!-- 搜索栏 -->
  <div class="container">
    <el-form :inline="true" :model="searchEmp" class="demo-form-inline">
      <el-form-item label="姓名">
        <el-input v-model="searchEmp.name" placeholder="请输入员工姓名" />
      </el-form-item>

      <el-form-item label="性别">
        <el-select v-model="searchEmp.gender" placeholder="请选择">
          <el-option label="男" value="1" />
          <el-option label="女" value="2" />
        </el-select>
      </el-form-item>

      <el-form-item label="入职时间">
        <el-date-picker
          v-model="searchEmp.date"
          type="daterange"
          range-separator="到"
          start-placeholder="开始日期"
          end-placeholder="结束日期"
          value-format="YYYY-MM-DD"
        />
      </el-form-item>

      <el-form-item>
        <el-button type="primary" @click="search">查询</el-button>
        <el-button type="info" @click="clear">清空</el-button>
      </el-form-item>
    </el-form>
  </div>
  
  <!-- 功能按钮 -->
  <div class="container">
    <el-button type="primary" @click="addEmp">+ 新增员工</el-button>
    <el-button type="danger" @click="deleteByIds">- 批量删除</el-button>
  </div>

  <!-- 数据展示表格 -->
  <div class="container">
    <el-table :data="empList" border style="width: 100%" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center"/>
      <el-table-column prop="name" label="姓名" width="120" align="center"/>
      <el-table-column label="性别" width="120"  align="center">
        <template #default="scope">
          {{ scope.row.gender == 1 ? '男' : '女' }}
        </template>
      </el-table-column>
      <el-table-column label="头像" width="120"  align="center">
        <template #default="scope">
          <img :src="scope.row.image" height="30px">
        </template>
      </el-table-column>
      <el-table-column prop="deptName" label="所属部门" width="120"  align="center"/>
      <el-table-column prop="job" label="职位" width="120"  align="center">
        <template #default="scope">
          <span v-if="scope.row.job == 1">班主任</span>
          <span v-else-if="scope.row.job == 2">讲师</span>
          <span v-else-if="scope.row.job == 3">学工主管</span>
          <span v-else-if="scope.row.job == 4">教研主管</span>
          <span v-else-if="scope.row.job == 5">咨询师</span>
          <span v-else>其他</span>
        </template>
      </el-table-column>
      <el-table-column prop="entryDate" label="入职日期" width="180"  align="center"/>
      <el-table-column prop="updateTime" label="最后操作时间" width="200"  align="center"/>
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button type="primary" size="small" @click="edit(scope.row.id)"><el-icon><EditPen /></el-icon> 编辑</el-button>
          <el-button type="danger" size="small" @click="deleteEmp(scope.row.id)"><el-icon><Delete /></el-icon> 删除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </div>

  <!-- 分页条 -->
  <div class="container">
    <el-pagination
      v-model:current-page="currentPage"
      v-model:page-size="pageSize"
      :page-sizes="[5, 10, 20, 30, 50, 75, 100]"
      :background="background"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total"
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
    />
  </div>
  

  <!-- 新增员工/修改员工的对话框 -->
  <el-dialog v-model="dialogVisible" :title="dialogTitle">
    <el-form :model="employee" :rules="rules" ref="empFormRef" label-width="80px">
      <!-- 基本信息 -->
      <!-- 第一行 -->
      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="用户名" prop="username">
            <el-input v-model="employee.username" placeholder="请输入员工用户名,2-20个字"></el-input>
          </el-form-item>
        </el-col>
        
        <el-col :span="12">
          <el-form-item label="姓名" prop="name">
            <el-input v-model="employee.name" placeholder="请输入员工姓名,2-10个字"></el-input>
          </el-form-item>
        </el-col>
      </el-row>

      <!-- 第二行 -->
      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="性别"  prop="gender">
            <el-select v-model="employee.gender" placeholder="请选择性别" style="width: 100%;">
              <el-option v-for="g in genders" :key="g.value" :label="g.name" :value="g.value"></el-option>
            </el-select>
          </el-form-item>
        </el-col>

        <el-col :span="12">
          <el-form-item label="手机号" prop="phone">
            <el-input v-model="employee.phone" placeholder="请输入员工手机号"></el-input>
          </el-form-item>
        </el-col>
      </el-row>

      <!-- 第三行 -->
      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="职位">
            <el-select v-model="employee.job" placeholder="请选择职位" style="width: 100%;">
              <el-option v-for="j in jobs" :key="j.value" :label="j.name" :value="j.value"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="薪资">
            <el-input v-model="employee.salary" placeholder="请输入员工薪资"></el-input>
          </el-form-item>
        </el-col>
      </el-row>

      <!-- 第四行 -->
      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="所属部门">
            <el-select v-model="employee.deptId" placeholder="请选择部门" style="width: 100%;">
              <el-option v-for="d in depts" :key="d.id" :label="d.name" :value="d.id"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="入职日期">
            <el-date-picker v-model="employee.entryDate" type="date" style="width: 100%;" placeholder="选择日期" format="YYYY-MM-DD" value-format="YYYY-MM-DD"></el-date-picker>
          </el-form-item>
        </el-col>
      </el-row>

      <!-- 第五行 -->
      <el-row :gutter="20">
        <el-col :span="24">
          <el-form-item label="头像">
            <el-upload
              class="avatar-uploader"
              action="/api/upload"
              :show-file-list="false"
              :on-success="handleAvatarSuccess"
              :before-upload="beforeAvatarUpload"
              >
              <img v-if="employee.image" :src="employee.image" class="avatar" />
              <el-icon v-else class="avatar-uploader-icon"><Plus /></el-icon>
            </el-upload>
          </el-form-item>
        </el-col>
      </el-row>
      

      <!-- 工作经历 -->
      <!-- 第六行 -->
      <el-row :gutter="10">
        <el-col :span="24">
          <el-form-item label="工作经历">
            <el-button type="success" size="small" @click="addExprItem">+ 添加工作经历</el-button>
          </el-form-item>
        </el-col>
      </el-row>
      
      <!-- 第七行 ...  工作经历 -->
      <el-row :gutter="3" v-for="(expr,index) in employee.exprList">
        <el-col :span="10">
          <el-form-item size="small" label="时间" label-width="80px">
            <el-date-picker type="daterange" v-model="expr.exprDate" range-separator="至" start-placeholder="开始日期" end-placeholder="结束日期" format="YYYY-MM-DD" value-format="YYYY-MM-DD" ></el-date-picker>
          </el-form-item>
        </el-col>

        <el-col :span="6">
          <el-form-item size="small" label="公司" label-width="60px">
            <el-input placeholder="请输入公司名称" v-model="expr.company"></el-input>
          </el-form-item>
        </el-col>

        <el-col :span="6">
          <el-form-item size="small" label="职位" label-width="60px">
            <el-input placeholder="请输入职位" v-model="expr.job"></el-input>
          </el-form-item>
        </el-col>

        <el-col :span="2">
          <el-form-item size="small" label-width="0px">
            <el-button type="danger" @click="delExprItem(index)">- 删除</el-button>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
    
    <!-- 底部按钮 -->
    <template #footer>
      <span class="dialog-footer">
        <el-button @click="dialogVisible = false">取消</el-button>
        <el-button type="primary" @click="save">保存</el-button>
      </span>
    </template>
  </el-dialog>

</template>

<style scoped>
.container {
  margin: 10px 0px;
}

.avatar {
  height: 40px;
}
.avatar-uploader .avatar {
  width: 78px;
  height: 78px;
  display: block;
}
.avatar-uploader .el-upload {
  border: 1px dashed var(--el-border-color);
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--el-transition-duration-fast);
}

.avatar-uploader .el-upload:hover {
  border-color: var(--el-color-primary);
}

.el-icon.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 78px;
  height: 78px;
  text-align: center;
  border-radius: 10px;
  /* 添加灰色的虚线边框 */
  border: 1px dashed var(--el-border-color);
}
</style>
import request from "@/utils/request";

//查询员工列表数据
export const queryPageApi = (name,gender,begin,end,page,pageSize) => 
  request.get(`/emps?name=${name}&gender=${gender}&begin=${begin}&end=${end}&page=${page}&pageSize=${pageSize}`)

//新增
export const addApi = (emp) =>  request.post('/emps', emp);

//根据ID查询
export const queryByIdApi = (id) =>  request.get(`/emps/${id}`);
//修改
export const updateApi = (emp) =>  request.put('/emps', emp);

//删除
export const deleteApi = (ids) =>  request.delete(`/emps?ids=${ids}`);

 

### 关于 Tlias 教学管理系统前端开发框架的选择 在选择适合 Tlias 教学管理系统的前端开发框架时,可以考虑以下几个方面: #### 1. **SAP UI5** SAP UI5 是一种专为企业级应用设计的前端开发框架。它被广泛应用于 SAP Fiori 应用程序的设计和实现中,并且起源于凤凰计划 (Phoenix)[^1]。如果 Tlias 系统是一个大型的企业级应用程序,则可以选择 SAP UI5 来满足复杂的业务需求。 对于教学管理系统而言,SAP UI5 提供了丰富的控件集以及良好的性能优化能力,能够支持多设备访问并提供一致性的用户体验。然而需要注意的是,学习曲线可能较陡峭,尤其是针对初学者来说。 #### 2. **Element UI** 作为全球最受欢迎的 Vue.js UI 组件库之一,Element UI 可以为开发者带来高效便捷的操作体验[^3]。假如团队成员已经熟悉 Vue 技术栈或者希望快速搭建界面原型的话,那么 Element 将会是非常不错的选择。 其特点包括但不限于简洁优雅的设计风格、灵活可定制的主题方案以及详尽完善的官方文档支持等功能特性。这些优势使得即使是没有太多经验的新手也能轻松上手使用该工具完成项目开发工作。 ```javascript // 使用 Element UI 创建表单验证功能示例代码 <template> <el-form :model="ruleForm" status-icon :rules="rules" ref="ruleForm"> <el-form-item label="用户名" prop="username"> <el-input v-model="ruleForm.username"></el-input> </el-form-item> <el-button type="primary" @click="submitForm('ruleForm')">提交</el-button> </el-form> </template> <script> export default { data() { var validateUsername = (rule, value, callback) => { if (!value) { return callback(new Error('请输入用户名')); } setTimeout(() => { if (value.length < 3 || value.length > 10){ callback(new Error('长度应在3到10之间')) }else{ callback(); } }, 100); }; return { ruleForm: { username: '' }, rules: { username: [{ validator: validateUsername, trigger: 'blur' }] } }; }, methods:{ submitForm(formName){ this.$refs[formName].validate((valid)=>{ console.log(valid ? "校验通过":"校验失败"); }); } } } </script> ``` #### 3. **WeUI 和 iView WebApp** 当目标平台主要是移动端时,可以优先考虑 WeUI 或者 iView WebApp 这样的轻量级解决方案[^4]。前者由腾讯推出专门用于微信小程序环境下的视觉样式指南;后者则提供了更加全面的功能覆盖范围,在跨平台兼容性和扩展性等方面表现优异。 特别是考虑到实际应用场景可能会涉及到大量表格数据展示的需求场景下,选用具备强大列表渲染能力和分页处理机制的产品尤为重要。 --- ### 总结建议 综上所述,具体采用哪种框架取决于项目的规模大小和技术背景等因素综合考量之后再做决定最为合适不过啦!
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