cms-extra-exercise
/
login.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>登录</title>
    <link rel="stylesheet" href="./bootstrap/bootstrap.min.css" />
    <link rel="stylesheet" href="./bootstrap/bootstrap-icons.css" />
    <link rel="stylesheet" href="./css/common.css" />
    <link rel="stylesheet" href="./css/login.css" />
  </head>
  <body class="application application-offset">
    <div class="container-fluid container-application">
      <div class="main-content position-relative">
        <!-- Page content -->
        <div class="page-content">
          <div class="min-vh-100 py-5 d-flex align-items-center">
            <div class="w-100">
              <div class="row justify-content-center">
                <div class="col-sm-8 col-lg-4">
                  <div class="card shadow zindex-100 mb-0">
                    <div class="card-body px-md-5 py-5">
                      <div class="mb-5">
                        <h6 class="h3">传智教育-登录</h6>
                      </div>
                      <span class="clearfix"></span>
                      <form role="form" autocomplete="off">
                        <div class="form-group">
                          <label class="form-control-label">账号</label>
                          <div class="input-group input-group-merge">
                            <div class="input-group-prepend">
                              <span class="input-group-text"><i class="bi bi-person"></i></span>
                            </div>
                            <input name="username" type="text" class="form-control" id="input-email" placeholder="请输入账号" />
                          </div>
                        </div>
                        <div class="form-group mb-4">
                          <div class="d-flex align-items-center justify-content-between">
                            <div>
                              <label class="form-control-label">密码</label>
                            </div>
                            <div class="mb-2">
                              <a href="javascript:;" class="small text-muted text-underline--dashed border-primary">忘记密码</a>
                            </div>
                          </div>
                          <div class="input-group input-group-merge">
                            <div class="input-group-prepend">
                              <span class="input-group-text"><i class="bi bi-key"></i></span>
                            </div>
                            <input name="password" type="password" class="form-control" id="input-password" placeholder="请输入密码" />
                            <div class="input-group-append">
                              <span class="input-group-text">
                                <a href="javascript:;" data-toggle="password-text" data-target="#input-password">
                                  <i class="bi bi-eye-fill text-blue"></i>
                                </a>
                              </span>
                            </div>
                          </div>
                        </div>
                        <div class="mt-4">
                          <button id="btn-login" type="button" class="btn btn-sm btn-info btn-icon btn-blue rounded-pill">
                            <span class="btn-inner--text">登录</span>
                            <span class="btn-inner--icon"><i class="bi bi-arrow-right"></i></span>
                          </button>
                        </div>
                      </form>
                    </div>
                    <div class="card-footer px-md-5"><small>没有注册？</small> <a href="./register.html" class="small font-weight-bold text-blue">创建账号</a></div>
                  </div>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
    <!-- toast -->
    <div class="position-fixed top-0 start-50 pt-4" style="z-index: 999; transform: translateX(-50%)">
      <div id="myToast" class="toast bg-rgba">
        <div class="toast-body">提示消息</div>
      </div>
    </div>
    <script src="./bootstrap/bootstrap.min.js"></script>
    <script src="./lib/form-serialize.js"></script>
    <script src="./lib/axios.js"></script>
    <script src="./js/common.js"></script>
    <script>
      // ---------- 1.点击登录 ----------
      document.querySelector('#btn-login').onclick = async function () {
        // 2.获取数据 +判断
        const data = serialize(document.querySelector('form'), { hash: true })
        // console.log('data:', data)
        if (data.username === undefined || data.password === undefined) {
          tip('用户名密码不能为空!')
          return // 阻断后续逻辑
        }
        // 密码长度判断
        if (data.password.length < 6) {
          tip('密码不能小于6位!')
          return // 阻断后续逻辑
        }
        // 提交数据
        try {
          const res = await axios({
            url: '/login',
            method: 'post',
            data, // data:data
          })
          // console.log('res:', res)
          // 保存 token
          localStorage.setItem('token', res.data.token)
          localStorage.setItem('username', res.data.username)

          // 成功
          tip(res.message)
          // 跳转
          window.location.assign('./index.html')
        } catch (error) {
          console.dir(error) // 如果来源不是请求的错误而是其他的语法错误
          // tip 无法通过response.data.message 获取数据
          tip(error.response.data.message)
        }
      }
    </script>
  </body>
</html>