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student.html

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8" />
  <meta http-equiv="X-UA-Compatible" content="IE=edge" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>学生</title>
  <link rel="stylesheet" href="./bootstrap/bootstrap.min.css" />
  <link rel="stylesheet" href="./bootstrap/bootstrap-icons.css" />
  <link rel="stylesheet" href="./css/common.css" />
  <style>
    .text {
      font-size: 12px;
      margin: 0;
      padding: 5px 20px;
      color: #999;
    }

    .card i:hover {
      cursor: pointer;
    }

    .bt-1 {
      margin-top: 4px;
    }

    .card-fluid {
      border: none;
      padding: 15px;
    }

    .card .table th {
      border-color: transparent;
    }

    .form-group {
      display: flex;
      align-items: center;
      height: calc(1.5em + 1.5rem + 2px);
    }

    .form-group>label {
      width: 100px;
      text-align: right;
      padding-right: 10px;
      margin-bottom: 0;
    }

    .form-group>input {
      flex: 1;
    }

    .form-group .input {
      flex: 1;
      padding-left: 10px;
      display: flex;
    }

    .form-group .form-check {
      margin-bottom: 0;
      margin-right: 30px;
    }

    .form-group .input select {
      width: 140px;
      margin-right: 20px;
    }

    .custom-select {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23999999' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
      background-size: 12px 12px;
    }
  </style>
</head>

<body class="application application-offset">
  <div class="container-fluid container-application">
    <div class="sidenav show" id="sidenav-main">
      <!-- Sidenav header -->
      <div class="sidenav-header d-flex align-items-center">
        <a class="navbar-brand" href="./index.html">
          <span class="logo">·ITCAST·</span>
        </a>
      </div>
      <!-- User mini profile -->
      <div class="sidenav-user d-flex flex-column align-items-center justify-content-between text-center">
        <!-- Avatar -->
        <div>
          <a href="#" class="avatar rounded-circle avatar-xl">
            <img alt="Image placeholder" src="https://yanxuan-item.nosdn.127.net/8b27deb1670c53e67c42ca3e1ed6fd12.jpg"
              class="" />
          </a>
          <div class="mt-5">
            <h5 class="mb-0 text-white">黑马前端</h5>
            <span class="d-block text-sm text-white opacity-8 mb-3">数据可视化</span>
            <a href="javascript:;" class="btn btn-sm btn-white btn-icon rounded-pill shadow hover-translate-y-n3">
              <span class="btn-inner--text">学前端来黑马</span>
            </a>
          </div>
        </div>
      </div>
      <!-- Application nav -->
      <div class="nav-application clearfix">
        <a href="./index.html" class="btn btn-square text-sm">
          <span class="btn-inner--icon d-block"><i class="bi bi-house bi-2x"></i></span>
          <span class="btn-inner--icon d-block pt-2">首页</span>
        </a>
        <a href="./student.html" class="btn btn-square text-sm active">
          <span class="btn-inner--icon d-block"><i class="bi bi-people bi-2x"></i></span>
          <span class="btn-inner--icon d-block pt-2">学生</span>
        </a>
        <a href="javascript:;" class="btn btn-square text-sm">
          <span class="btn-inner--icon d-block"><i class="bi bi-columns bi-2x"></i></span>
          <span class="btn-inner--icon d-block pt-2">排版</span>
        </a>
        <a href="javascript:;" class="btn btn-square text-sm">
          <span class="btn-inner--icon d-block"><i class="bi bi-files bi-2x"></i></span>
          <span class="btn-inner--icon d-block pt-2">资料</span>
        </a>
        <a href="javascript:;" class="btn btn-square text-sm">
          <span class="btn-inner--icon d-block"><i class="bi bi-receipt bi-2x"></i></span>
          <span class="btn-inner--icon d-block pt-2">就业</span>
        </a>
        <a href="javascript:;" class="btn btn-square text-sm">
          <span class="btn-inner--icon d-block"><i class="bi bi-gear bi-2x"></i></span>
          <span class="btn-inner--icon d-block pt-2">设置</span>
        </a>
      </div>
      <!-- Misc area -->
      <div class="card bg-gradient-warning">
        <div class="card-body">
          <h5 class="text-white">哈喽, 朋友!</h5>
          <p class="text-white mb-4">为什么不现在开始学习前端，创造一些令人惊叹的东西呢？</p>
          <a href="http://itcast.cn" class="btn btn-sm btn-block btn-white rounded-pill" target="_blank">Get started</a>
        </div>
      </div>
    </div>
    <div class="main-content position-relative">
      <nav class="navbar navbar-main navbar-expand-lg navbar-dark navbar-border" id="navbar-main">
        <div class="container-fluid">
          <!-- Navbar nav -->
          <div class="collapse navbar-collapse navbar-collapse-fade" id="navbar-main-collapse">
            <ul class="navbar-nav align-items-lg-center">
              <!-- Home  -->
              <li class="nav-item">
                <a class="nav-link pl-lg-0" href="./index.html"> 首页 </a>
              </li>
              <li class="nav-item">
                <a class="nav-link pl-lg-0" href="./index.html"> 传智教育 </a>
              </li>
              <li class="nav-item">
                <a class="nav-link pl-lg-0" href="./index.html"> 黑马程序员 </a>
              </li>
              <li class="nav-item">
                <a class="nav-link pl-lg-0" href="./index.html"> 文档 </a>
              </li>
            </ul>
            <!-- Right menu -->
            <ul class="navbar-nav ml-lg-auto align-items-center d-none d-lg-flex">
              <li class="nav-item dropdown dropdown-animate">
                <a class="nav-link pr-lg-0" href=".dropdown-menu" role="button" data-toggle="dropdown"
                  aria-haspopup="true" aria-expanded="false">
                  <div class="media media-pill align-items-center">
                    <span class="avatar rounded-circle">
                      <img alt="Image placeholder"
                        src="https://yanxuan-item.nosdn.127.net/8b27deb1670c53e67c42ca3e1ed6fd12.jpg" />
                    </span>
                    <div class="ml-2 d-none d-lg-block">
                      <span class="username mb-0 text-sm font-weight-bold">Admin</span>
                    </div>
                  </div>
                </a>
              </li>
              <li class="nav-item">
                <a class="nav-link pl-lg-0" id="logout" href="javascript:;"> 退出 </a>
              </li>
            </ul>
          </div>
        </div>
      </nav>
      <div class="page-content">
        <div class="page-title mb-3">
          <div class="row justify-content-between align-items-center">
            <div class="col-md-6 mb-3 mb-md-0">
              <h5 class="h3 font-weight-400 mb-0 text-white">Students</h5>
              <span class="text-sm text-white opacity-8">一共有 <b class="total">0</b> 位学员</span>
            </div>
            <div class="col-md-6 d-flex align-items-center justify-content-between justify-content-md-end">
              <a id="openModal" href="javascript:;" class="btn btn-sm btn-white btn-icon-only rounded-circle ml-4">
                <span class="btn-inner--icon"><i class="bi bi-plus bi-2x"></i></span>
              </a>
            </div>
          </div>
        </div>
        <div class="row">
          <div class="col">
            <div class="card card-fluid">
              <div class="table-responsive" style="min-height: 1000px">
                <table class="table align-items-center">
                  <thead>
                    <tr>
                      <th>姓名</th>
                      <th>年龄</th>
                      <th>性别</th>
                      <th>组号</th>
                      <th>期望薪资</th>
                      <th>就业薪资</th>
                      <th>籍贯</th>
                      <th>操作</th>
                    </tr>
                  </thead>
                  <tbody class="list">
                    <!-- <tr>
                      <td>张杰</td>
                      <td>20</td>
                      <td>男</td>
                      <td>第2组</td>
                      <td>10000</td>
                      <td>13000</td>
                      <td>北京北京市东城区</td>
                      <td>
                        <a href="javascript:;" class="text-success mr-3"><i class="bi bi-pen"></i></a>
                        <a href="javascript:;" class="text-danger"><i class="bi bi-trash"></i></a>
                      </td>
                    </tr> -->
                  </tbody>
                </table>
              </div>
            </div>
          </div>
        </div>
        <!-- footer -->
        <div class="footer pt-5 pb-4 footer-light" id="footer-main">
          <div class="row text-center text-sm-left align-items-sm-center">
            <div class="col-sm-6">
              <p class="text-sm mb-0">© 2022 <a href="https://itcast.cn" class="h6 text-sm" target="_blank">前端学科</a>.
                All rights reserved.</p>
            </div>
            <div class="col-sm-6 mb-md-0">
              <ul class="nav justify-content-center justify-content-md-end">
                <li class="nav-item">
                  <a class="nav-link" href="#">Support</a>
                </li>
                <li class="nav-item">
                  <a class="nav-link" href="#">Terms</a>
                </li>
                <li class="nav-item">
                  <a class="nav-link pr-0" href="#">Privacy</a>
                </li>
              </ul>
            </div>
          </div>
        </div>
      </div>
    </div>
  </div>
  <!-- add Modal -->
  <div class="modal fade" id="modal">
    <div class="modal-dialog modal-lg">
      <div class="modal-content">
        <div class="modal-header">
          <h5 class="modal-title">添加学员</h5>
          <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
        </div>
        <div class="modal-body">
          <form id="form" class="g-3 row" autocomplete="off" novalidate>
            <div class="col-sm-6">
              <div class="form-group">
                <label class="input-group-label">姓名：</label>
                <input type="text" name="name" class="form-control" placeholder="请输入姓名" />
              </div>
            </div>
            <div class="col-sm-6">
              <div class="form-group">
                <label class="input-group-label">性别：</label>
                <div class="input">
                  <div class="form-check d-inline-block">
                    <input value="0" checked id="cb01" class="form-check-input" type="radio" name="gender" />
                    <label for="cb01" class="form-check-label">男</label>
                  </div>
                  <div class="form-check d-inline-block">
                    <input value="1" id="cb02" class="form-check-input" type="radio" name="gender" />
                    <label for="cb02" class="form-check-label">女</label>
                  </div>
                </div>
              </div>
            </div>
            <div class="col-sm-6">
              <div class="form-group">
                <label class="input-group-label">年龄：</label>
                <input type="text" name="age" class="form-control" placeholder="请输入年龄" />
              </div>
            </div>
            <div class="col-sm-6">
              <div class="form-group">
                <label class="input-group-label">组号：</label>
                <input type="text" name="group" class="form-control" placeholder="请输入1-8组号" />
              </div>
            </div>
            <div class="col-sm-6">
              <div class="form-group">
                <label class="input-group-label">期望薪资：</label>
                <input type="text" name="hope_salary" class="form-control" placeholder="请输入期望薪资" />
              </div>
            </div>
            <div class="col-sm-6">
              <div class="form-group">
                <label class="input-group-label">就业薪资：</label>
                <input type="text" name="salary" class="form-control" placeholder="请输入就业薪资" />
              </div>
            </div>
            <div class="col-sm-12">
              <div class="form-group">
                <label class="input-group-label">籍贯：</label>
                <div class="input pl-0">
                  <select class="form-select custom-select" name="province">
                    <option value="">--省份--</option>
                  </select>
                  <select class="form-select custom-select" name="city">
                    <option value="">--城市--</option>
                  </select>
                  <select class="form-select custom-select" name="area">
                    <option value="">--地区--</option>
                  </select>
                </div>
              </div>
            </div>
          </form>
        </div>
        <div class="modal-footer">
          <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
          <button type="button" class="btn btn-blue" id="submit">确认</button>
        </div>
      </div>
    </div>
  </div>
  <script src="./bootstrap/bootstrap.min.js"></script>
  <script src="./lib/axios.js"></script>
  <script src="./lib/form-serialize.js"></script>
  <script src="./js/common.js"></script>
  <script src="./js/student.js"></script>
  <script>
    axios.defaults.baseURL = 'http://ajax-api.itheima.net'
    // 判断是否有token, 如果无则强制回到登录页面
    student()
  </script>
  <script>
    // 1. 请求数据渲染
    async function getStudentFn() {
      const res = await axios({
        url: '/students'
      })

      document.querySelector('.total').innerHTML = res.data.data.length
      const ress = res.data.data.map(item => {
        return `<tr>
              <td>${item.name}</td>
              <td>${item.age}</td>
              <td>${item.gender === 0 ? '男' : '女'}</td>
              <td>第${item.group}组</td>
              <td>${item.hope_salary}</td>
              <td>${item.salary}</td>
              <td>${item.province}${item.city}${item.area}</td>
              <td>
                <a href="javascript:;" class="text-success mr-3"><i class="bi bi-pen" data-id="${item.id}"></i></a>
                <a href="javascript:;" class="text-danger" ><i class="bi bi-trash" data-id="${item.id}"></i></a>
              </td>
            </tr>`
      }).join('')
      document.querySelector('.list').innerHTML = ress
    }
    getStudentFn()


    //删除学生功能
    document.querySelector('.list').addEventListener('click', async e => {
      if (e.target.classList.contains('bi-trash')) {
        const id = e.target.dataset.id

        await axios({ url: `/students/${id}`, method: 'DELETE' })
        getStudentFn()
      }
    })

    //添加
    const modal = new bootstrap.Modal('#modal', {
      kerboard: false,
      backdrop: 'static'
    })
    const ps = document.querySelector('[name=province]')
    const cs = document.querySelector('[name=city]')
    const as = document.querySelector('[name=area]')
    const form = document.querySelector('#form')

    document.querySelector('#openModal').addEventListener('click', async () => {
      const id = ''
      modal.show()
      document.querySelector('.modal-title').innerHTML = '添加学员'
      form.reset()

      // 渲染省份
      const res = await axios({ url: 'http://ajax-api.itheima.net/api/province' })
      ps.innerHTML = `<option value="">--省份--</option>` + res.data.data.map(i => `<option value="${i}">${i}</option>`).join('')

    })


    // 监听省渲染城市
    ps.addEventListener('change', async () => {
      const res = await axios({ url: 'http://ajax-api.itheima.net/api/city', params: { pname: ps.value } })
      cs.innerHTML = `<option value="">--城市--</option>` + res.data.data.map(i => `<option value="${i}">${i}</option>`).join('')
      as.innerHTML = `<option value="">--地区--</option>`
    })

    // 监听城市渲染地区
    cs.addEventListener('change', async () => {
      const res = await axios({ url: 'http://ajax-api.itheima.net/api/area', params: { pname: ps.value, cname: cs.value } })
      as.innerHTML = `<option value="">--地区--</option>` + res.data.data.map(i => `<option value="${i}">${i}</option>`).join('')
    })


    document.querySelector('#submit').addEventListener('click', async () => {

      const data = serialize(form, { hash: true, empty: true })

      data.age = +data.age
      data.gender = +data.gender
      data.hope_salary = +data.hope_salary
      data.salary = +data.salary
      data.group = +data.group

      if (id) {
        // 3.10 添加逻辑不变, 如果是编辑就发送编辑请求
        // 编辑
        await axios({
          url: `/students/${id}`,
          method: 'put',
          data
        })
      } else {
        // 添加
        await axios({
          url: '/students',
          method: 'post',
          data
        })
      }

      modal.hide()
      getStudentFn()
    })


    let id
    document.querySelector('.list').addEventListener('click', async e => {
      if (e.target.classList.contains('bi-pen')) {
        id = e.target.dataset.id
        modal.show()
        document.querySelector('.modal-title').innerHTML = '编辑学员'
        form.reset()
        // 获取学员信息
        const res = await axios({ url: `/students/${id}` })

        const pRes = await axios({ url: 'http://ajax-api.itheima.net/api/province' })
        ps.innerHTML = `<option value="">--省份--</option>` + pRes.data.data.map(i => `<option value="${i}">${i}</option>`).join('')

        const cRes = await axios({ url: 'http://ajax-api.itheima.net/api/city', params: { pname: res.data.data.province } })
        cs.innerHTML = `<option value="">--城市--</option>` + cRes.data.data.map(i => `<option value="${i}">${i}</option>`).join('')

        const aRes = await axios({ url: 'http://ajax-api.itheima.net/api/area', params: { pname: res.data.data.province, cname: res.data.data.city } })
        as.innerHTML = `<option value="">--地区--</option>` + aRes.data.data.map(i => `<option value="${i}">${i}</option>`).join('')

        // 数据回显
        Object.keys(res.data.data).forEach(k => {
          if (k === 'gender') {
            const genders = document.querySelectorAll('[name=gender]')
            const index = res.data.data[k]
            genders[index].checked = true
          }
          const el = document.querySelector(`[name=${k}]`)
          if (el) { el.value = res.data.data[k] }
        })
      }
    })

    // 省市区三级联动函数
    // async function diQu(res) {

    //   const pRes = await axios({ url: 'http://ajax-api.itheima.net/api/province' })
    //   ps.innerHTML = `<option value="">--省份--</option>` + pRes.data.data.map(i => `<option value="${i}">${i}</option>`).join('')

    //   const cRes = await axios({ url: 'http://ajax-api.itheima.net/api/city', params: { pname: res.data.data.province } })
    //   cs.innerHTML = `<option value="">--城市--</option>` + cRes.data.data.map(i => `<option value="${i}">${i}</option>`).join('')

    //   const aRes = await axios({ url: 'http://ajax-api.itheima.net/api/area', params: { pname: res.data.data.province, cname: res.data.data.city } })
    //   as.innerHTML = `<option value="">--地区--</option>` + aRes.data.data.map(i => `<option value="${i}">${i}</option>`).join('')
    // }

 </script>
</body>

</html>