<template>
  <div class="login-page">
    <div class="login-left">
      <div class="login-logo">
        <img src="../assets/logo/logo.png" alt="logo" class="logo-img" />
        <div class="login-title">科伦普综合办公系统</div>
      </div>
      <div class="login-box">
        <div class="login-title-welcome">欢迎使用科伦普综合办公系统</div>
        <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form">
          <el-form-item prop="username">
            <el-input v-model="loginForm.username" type="text" auto-complete="off" placeholder="账号">
              <svg-icon slot="prefix" icon-class="user" class="el-input__icon input-icon" />
            </el-input>
          </el-form-item>
          <el-form-item prop="password">
            <el-input v-model="loginForm.password" type="password" auto-complete="off" placeholder="密码"
              @keyup.enter.native="handleLogin">
              <svg-icon slot="prefix" icon-class="password" class="el-input__icon input-icon" />
            </el-input>
          </el-form-item>
          <el-form-item prop="code" v-if="captchaEnabled">
            <el-input v-model="loginForm.code" auto-complete="off" placeholder="验证码" style="width: 63%"
              @keyup.enter.native="handleLogin">
              <svg-icon slot="prefix" icon-class="validCode" class="el-input__icon input-icon" />
            </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;">记住密码</el-checkbox>
          <el-form-item style="width:100%;">
            <el-button :loading="loading" size="medium" type="primary" style="width:100%;"
              @click.native.prevent="handleLogin">
              <span v-if="!loading">登 录</span>
              <span v-else>登 录 中...</span>
            </el-button>
          </el-form-item>
        </el-form>
      </div>
    </div>
    <div class="login-right">
      <div class="login-illustration">
        <img src="https://sf3-scmcdn-cn.feishucdn.com/goofy/ee/suite/passport/static/login/img/light.ba71f7a1.png"
          alt="illustration" class="illustration-img" />
        <div class="login-slogan">
          <div class="slogan-title">先进团队，先用科伦普</div>
          <div class="slogan-desc">人、事、信息，一处搞定</div>
        </div>
      </div>
    </div>
  </div>
</template>

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

export default {
  name: "Login",
  data() {
    return {
      codeUrl: "",
      loginForm: {
        username: "admin",
        password: "admin123",
        rememberMe: false,
        code: "",
        uuid: ""
      },
      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" }]
      },
      loading: false,
      // 验证码开关
      captchaEnabled: true,
      // 注册开关
      register: false,
      redirect: undefined
    };
  },
  watch: {
    $route: {
      handler: function (route) {
        this.redirect = route.query && route.query.redirect;
      },
      immediate: true
    }
  },
  created() {
    this.getCode();
    this.getCookie();
  },
  methods: {
    getCode() {
      getCodeImg().then(res => {
        this.captchaEnabled = res.data.captchaEnabled === undefined ? true : res.data.captchaEnabled;
        if (this.captchaEnabled) {
          this.codeUrl = "data:image/gif;base64," + res.data.img;
          this.loginForm.uuid = res.data.uuid;
        }
      });
    },
    getCookie() {
      const username = Cookies.get("username");
      const password = Cookies.get("password");
      const rememberMe = Cookies.get('rememberMe')
      this.loginForm = {
        username: username === undefined ? this.loginForm.username : username,
        password: password === undefined ? this.loginForm.password : decrypt(password),
        rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
      };
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true;
          if (this.loginForm.rememberMe) {
            Cookies.set("username", this.loginForm.username, { expires: 30 });
            Cookies.set("password", encrypt(this.loginForm.password), { expires: 30 });
            Cookies.set('rememberMe', this.loginForm.rememberMe, { expires: 30 });
          } else {
            Cookies.remove("username");
            Cookies.remove("password");
            Cookies.remove('rememberMe');
          }
          this.$store.dispatch("Login", this.loginForm).then(() => {
            this.$store.dispatch('category/getCategoryList');
            this.$store.dispatch('category/getProductMap');
            this.$store.dispatch('category/getRawMaterialMap');
            this.$store.dispatch('category/getBomMap');
            this.$store.dispatch('finance/getFinancialAccounts');
            this.$store.dispatch('craft/getProcessList');
            this.$router.push({ path: this.redirect || "/" }).catch(() => { });
          }).catch(() => {
            this.loading = false;
            if (this.captchaEnabled) {
              this.getCode();
            }
          });
        }
      });
    }
  }
};
</script>

<style rel="stylesheet/scss" lang="scss">
.login-page {
  display: flex;
  height: 100vh;
  background: #f7f8fa;
}

.login-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  position: absolute;
  top: 24px;
  left: 24px;

  .logo-img {
    width: 64px;
    height: 64px;
  }

  .login-title {
    font-size: 22px;
  }
}

.login-left {
  flex: 2;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #fff;
  position: relative;
}

.login-box {
  width: 500px;
  padding: 40px 32px 32px 32px;
  border-radius: 12px;
  box-shadow: 0 4px 32px 0 rgba(0, 0, 0, 0.08);
  background: #fff;
}

.login-title-welcome {
  font-size: 22px;
  font-weight: 600;
  color: #222;
  text-align: left;
  margin-bottom: 24px;
}

.login-form {
  .el-input {
    height: 40px;

    input {
      height: 40px;
    }
  }

  .input-icon {
    height: 40px;
    width: 16px;
    margin-left: 2px;
  }
}

.login-code {
  width: 33%;
  height: 40px;
  float: right;
  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.login-code-img {
  width: 100%;
  height: 40px;
}

.login-right {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(120deg, #e3eafc 0%, #f7f8fa 100%);
}

.login-illustration {
  text-align: center;
}

.illustration-img {
  width: 320px;
  margin-bottom: 32px;
}

.login-slogan {
  .slogan-title {
    font-size: 20px;
    font-weight: 600;
    color: #222;
    margin-bottom: 12px;
  }

  .slogan-desc {
    font-size: 15px;
    color: #888;
  }
}
</style>
