<template>
  <div class="login">
    <svg-icon icon-class="login-logo" class="login-logo" />
    <div class="login-banner">
      <p>装备中国 走向世界</p>
      <span>EQUIPPING CHINA GOING TO THE WORLD</span>
      <i>EQUIPPING CHINA GOING TO THE WORLD</i>
    </div>
    <el-form ref="loginRef" :model="loginForm" :rules="loginRules" class="login-form">
      <h3 class="title">一重垂直铸机数字化平台</h3>
      <p class="title-tip">欢迎您登录系统</p>
      <el-form-item prop="username">
        <el-input
          v-model="loginForm.username"
          type="text"
          size="large"
          auto-complete="off"
          placeholder="请输入员工编号"
        >
          <!-- <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template> -->
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input
          v-model="loginForm.password"
          :type="is_pass ? 'password' : 'text'"
          size="large"
          auto-complete="off"
          placeholder="请输入密码"
          @keyup.enter="handleLogin"
        >
          <!-- <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template> --> 
          <template #suffix><svg-icon icon-class="pass-eye" @click="changeIsPass" style="cursor: pointer;" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="code" v-if="captchaEnabled">
        <el-input
          v-model="loginForm.code"
          size="large"
          auto-complete="off"
          placeholder="验证码"
          style="width: 63%"
          @keyup.enter="handleLogin"
        >
          <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
        </el-input>
        <div class="login-code">
          <img :src="codeUrl" @click="getCode" class="login-code-img"/>
        </div>
      </el-form-item>
      <el-checkbox v-model="loginForm.rememberMe" style="margin:0px 0px 25px 0px;">记住账号密码</el-checkbox>
      <el-form-item style="width:100%;">
        <el-button
          :loading="loading"
          size="large"
          type="primary"
          style="width:100%;height: 48px;"
          @click.prevent="handleLogin"
        >
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </el-button>
        <div style="float: right;" v-if="register">
          <router-link class="link-type" :to="'/register'">立即注册</router-link>
        </div>
      </el-form-item>
      <!-- <div class="form-footer">
        <p>如需使用此系统，请联系管理员注册账号</p>
        <p>联系邮箱：<span v-copyText="'xxxxxx@inossem.com'" v-copyText:callback="copyTextSuccess">xxxxxx@inossem.com</span></p>
      </div> -->
    </el-form>
    <!--  底部  -->
    <div class="el-login-footer">
      <!-- <span>Copyright © 2018-2023 疯狂的狮子Li All Rights Reserved.</span> -->
    </div>
  </div>
</template>

<script setup>
import { getCodeImg } from "@/api/login";
import Cookies from "js-cookie";
import { encrypt, decrypt } from "@/utils/jsencrypt";
import useUserStore from '@/store/modules/user'

const userStore = useUserStore()
const router = useRouter();
const { proxy } = getCurrentInstance();
// 是否展示密码
const is_pass = ref(true)

const loginForm = ref({
  username: "admin",
  password: "admin123",
  rememberMe: false,
  code: "",
  uuid: ""
});

const loginRules = {
  username: [{ required: true, trigger: "blur", message: "请输入您的账号" }],
  password: [{ required: true, trigger: "blur", message: "请输入您的密码" }],
  code: [{ required: true, trigger: "change", message: "请输入验证码" }]
};

const codeUrl = ref("");
const loading = ref(false);
// 验证码开关
const captchaEnabled = ref(false);
// 注册开关
const register = ref(false);
const redirect = ref(undefined);

function changeIsPass () {
  is_pass.value = !is_pass.value
}
/** 复制代码成功 */
function copyTextSuccess() {
  proxy.$modal.msgSuccess("复制成功");
}

function handleLogin() {
  proxy.$refs.loginRef.validate(valid => {
    if (valid) {
      loading.value = true;
      // 勾选了需要记住密码设置在 cookie 中设置记住用户名和密码
      if (loginForm.value.rememberMe) {
        Cookies.set("username", loginForm.value.username, { expires: 30 });
        Cookies.set("password", encrypt(loginForm.value.password), { expires: 30 });
        Cookies.set("rememberMe", loginForm.value.rememberMe, { expires: 30 });
      } else {
        // 否则移除
        Cookies.remove("username");
        Cookies.remove("password");
        Cookies.remove("rememberMe");
      }
      // 调用action的登录方法
      userStore.login(loginForm.value).then(() => {
        router.push({ path: redirect.value || "/" });
      }).catch(() => {
        loading.value = false;
        // 重新获取验证码
        if (captchaEnabled.value) {
          getCode();
        }
      });
    }
  });
}

function getCode() {
  getCodeImg().then(res => {
    captchaEnabled.value = res.data.captchaEnabled === undefined ? true : res.data.captchaEnabled;
    if (captchaEnabled.value) {
      codeUrl.value = "data:image/gif;base64," + res.data.img;
      loginForm.value.uuid = res.data.uuid;
    }
  });
}

function getCookie() {
  const username = Cookies.get("username");
  const password = Cookies.get("password");
  const rememberMe = Cookies.get("rememberMe");
  loginForm.value = {
    username: username === undefined ? loginForm.value.username : username,
    password: password === undefined ? loginForm.value.password : decrypt(password),
    rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
  };
}

// getCode();
getCookie();
</script>

<style lang='scss' scoped>
.login {
  display: flex;
  justify-content: right;
  align-items: center;
  height: 100%;
  background-image: url("../assets/images/login-background.png");
  background-size: cover;
  position: relative;
  .login-logo{
    position: absolute;
    top: 0px;
    left: 30px;
    color: #fff;
    font-size: 150px;
    height: 110px;
  }
  .login-banner{
    position: absolute;
    color: #fff;
    left: 13vw;
    top: 30vh;
    p{
      font-size: 42px;
      font-weight: 520;
      margin: 10px 0;
      z-index: 1012;
    }
    span{
      font-size: 18px;
      font-weight: 305;
      z-index: 1012;
    }
    i{
      font-size: 62px;
      font-weight: 630;
      font-style: normal;
      position: absolute;
      display: block;
      left: 0;
      top: -5vh;
      width: 750px;
      opacity: 0.04;
      z-index: 1011;
      cursor: default;
    }
  }
}
.title {
  margin: 0px auto 10px auto;
  text-align: center;
  color: #707070;
  font-size: 22px;
  color: #005AE0;
  font-family: '微软雅黑';
  font-weight: 600;
}
.title-tip{
  width: 100%;
  padding: 0;
  margin: 0 0 30px 0;
  height: 22px;
  color: #7B828E;
  font-size: 14px;
  text-align: center;
}
.login-form {
  border-radius: 6px;
  background: #ffffff;
  width: 400px;
  height: 400px;
  margin-right: 200px;
  padding: 40px 25px 35px 25px;
  z-index: 1012;
  position: relative;
  .el-input {
    height: 48px;
    border: none;
    :deep(.el-input__wrapper){
      background: #F5F7F9;
      box-shadow: 0 0 0 0px var(--el-input-border-color, var(--el-border-color)) inset;
      border: none;
      input {
        height: 48px;
      }
    }
  }
  .input-icon {
    height: 39px;
    width: 18px;
    margin-left: 0px;
    color: #B3B7BE;
  }
  .form-footer{
    width: calc(100% - 50px);
    font-size: 12px;
    position: absolute;
    bottom: 18px;
    text-align: center;
    color: #B3B7BE;
    p{
      margin: 6px 0;
      span{
        color: #434D5D;
        cursor: pointer;
      }
    }
  }
}
.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}
.login-code {
  width: 33%;
  height: 40px;
  float: right;
  img {
    cursor: pointer;
    vertical-align: middle;
  }
}
.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}
.login-code-img {
  height: 40px;
  padding-left: 12px;
}
</style>
