02 登录

登录原理：

 

 

 

 

 

 

<template>
  <div id="login">
    <div class="main-box">
      <div :class="['container', 'container-register', { 'is-txl': isLogin }]">
        <!-- 登录 -->
        <el-form label-width="80px" ref="Sign" :rules="rules" :model="Signform">
          <h2 class="title">Sign in to Website</h2>
          <span class="text">Enter a user name and password to log in</span>
          <!-- 账号 -->
          <el-form-item prop="name">
            <el-input class="form__input" v-model="Signform.username" placeholder="User"></el-input>
          </el-form-item>
          <!-- 密码 -->
          <el-form-item prop="password">
            <el-input class="form__input" placeholder="Password" v-model="Signform.password"></el-input>
          </el-form-item>
          <el-button class="primary-btn" @click="onSubmit">登录</el-button>
        </el-form>
      </div>
      <div :class="['container', 'container-login', { 'is-txl is-z200': isLogin }]">
      <!-- 注册 -->
      <el-form label-width="80px" ref="login" :rules="rules" :model="loginform">
          <h2 class="title">Create Account</h2>
          <span class="text">or use email for registration</span>
          <!-- 账号 -->
          <el-form-item prop="name">
            <el-input class="form__input" v-model="loginform.name" placeholder="User"></el-input>
          </el-form-item>
          <!-- 密码 -->
          <el-form-item prop="password">
            <el-input class="form__input" placeholder="Password" v-model="loginform.pass"></el-input>
          </el-form-item>
          <el-button class="primary-btn" @click="onLogin">注册</el-button>
        </el-form>
      </div>
      <div :class="['switch', { login: isLogin }]">
        <div class="switch__circle"></div>
        <div class="switch__circle switch__circle_top"></div>
        <div class="switch__container">
          <h2>{{ isLogin ? 'Hello Friend !' : 'Welcome Back !' }}</h2>
          <p>
            {{
              isLogin
              ? 'Enter your personal details and start journey with us'
              : 'To keep connected with us please login with your personal info'
            }}
          </p>
          <div class="primary-btn" @click="isLogin = !isLogin">
            {{ isLogin ? '立即登录' : '立即注册' }}
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
export default {
  name: 'LoginBox',
  data() {
    return {
      isLogin: false,
      Signform: {
        username: 'admin',
        password: '123456'
      },
      rules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入正确的密码', trigger: 'blur' },
          { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ],
      },
      loginform: {
        name: '',
        pass: ''
      },
    }
  },
  methods: {
    onSubmit() {
      // 是validate
      this.$refs.Sign.validate(async valid => {
        // 判断用户是否做好数据验证
        if (!valid) return;
        const { data: res } = await this.$http.post('login', this.Signform);
        // 判断用户是否登录成功
        if (res.meta.status !== 200) return this.$message.error('失败')
        this.$message.success('成功')
        // 将token保存在本地
        window.sessionStorage.setItem('token',res.data.token)
        // 登录成功后跳转页面到主页
        this.$router.push('/home')
      })
    },
    onLogin(){
      this.$message({
          message: '请联系管理员添加账号！',
          type: 'warning'
        });
    }
  }
}
</script>

<style lang="less" scoped>
#login {
  background-image: url(../assets/bg.png);
  width:100%;
  height:100%;
  position:fixed;
  background-size:100% 100%;
}
/deep/ .el-form-item{
  margin-right: 75px;
}
/deep/ .el-input__inner {
  background-color: #ecf0f3;
  border: none;
  height: 35px;
  width: 99%;
  padding: 0;
}

/deep/ .el-button {
  padding: 0;
}

.main-box {
  position: relative;
  width: 1000px;
  min-width: 1000px;
  min-height: 600px;
  height: 600px;
  padding: 25px;
  background-color: #ecf0f3;
  box-shadow: 10px 10px 10px #d1d9e6, -10px -10px 10px #f9f9f9;
  border-radius: 12px;
  overflow: hidden;
  margin: auto;
  margin-top: 200px;

  .container {
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    width: 600px;
    height: 100%;
    padding: 25px;
    background-color: #ecf0f3;
    transition: all 1.25s;

    form {
      display: flex;
      justify-content: center;
      align-items: center;
      flex-direction: column;
      width: 100%;
      height: 100%;
      color: #a0a5a8;

      .title {
        font-size: 34px;
        font-weight: 700;
        line-height: 3;
        color: #181818;
      }

      .text {
        margin-top: 30px;
        margin-bottom: 12px;
      }

      .form__input {
        width: 350px;
        height: 40px;
        margin: 4px 0;
        padding-left: 25px;
        font-size: 13px;
        letter-spacing: 0.15px;
        border: none;
        outline: none;
        // font-family: 'Montserrat', sans-serif;
        background-color: #ecf0f3;
        transition: 0.25s ease;
        border-radius: 8px;
        box-shadow: inset 2px 2px 4px #d1d9e6, inset -2px -2px 4px #f9f9f9;

        &::placeholder {
          color: #a0a5a8;
        }
      }
    }
  }

  .container-register {
    z-index: 100;
    left: calc(100% - 600px);
  }

  .container-login {
    left: calc(100% - 600px);
    z-index: 0;
  }

  .is-txl {
    left: 0;
    transition: 1.25s;
    transform-origin: right;
  }

  .is-z200 {
    z-index: 200;
    transition: 1.25s;
  }

  .switch {
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 400px;
    padding: 50px;
    z-index: 200;
    transition: 1.25s;
    background-color: #ecf0f3;
    overflow: hidden;
    box-shadow: 4px 4px 10px #d1d9e6, -4px -4px 10px #f9f9f9;
    color: #a0a5a8;

    .switch__circle {
      position: absolute;
      width: 500px;
      height: 500px;
      border-radius: 50%;
      background-color: #ecf0f3;
      box-shadow: inset 8px 8px 12px #d1d9e6, inset -8px -8px 12px #f9f9f9;
      bottom: -60%;
      left: -60%;
      transition: 1.25s;
    }

    .switch__circle_top {
      top: -30%;
      left: 65%;
      width: 300px;
      height: 300px;
    }

    .switch__container {
      display: flex;
      justify-content: center;
      align-items: center;
      flex-direction: column;
      position: absolute;
      width: 400px;
      padding: 50px 55px;
      transition: 1.25s;

      h2 {
        font-size: 34px;
        font-weight: 700;
        line-height: 3;
        color: #181818;
      }

      p {
        font-size: 14px;
        letter-spacing: 0.25px;
        text-align: center;
        line-height: 1.6;
      }
    }
  }

  .login {
    left: calc(100% - 490px);

    .switch__circle {
      left: -25%;
    }
  }

  .primary-btn {
    width: 180px;
    height: 50px;
    border-radius: 25px;
    margin-top: 50px;
    text-align: center;
    line-height: 50px;
    font-size: 14px;
    letter-spacing: 2px;
    background-color: #4b70e2;
    color: #f9f9f9;
    cursor: pointer;
    box-shadow: 8px 8px 16px #d1d9e6, -8px -8px 16px #f9f9f9;

    &:hover {
      box-shadow: 4px 4px 6px 0 rgb(255 255 255 / 50%),
        -4px -4px 6px 0 rgb(116 125 136 / 50%),
        inset -4px -4px 6px 0 rgb(255 255 255 / 20%),
        inset 4px 4px 6px 0 rgb(0 0 0 / 40%);
    }
  }
}
</style>