<template>
  <div class="login-box" id="login-box">
    <el-form
        :model="loginForm"
        ref="formInstance"
        :rules="rules"
        label-width="65px"
    >
      <h3>Tunnel Cloud</h3>
      <el-form-item prop="username" label="账号">
        <el-input v-model="loginForm.username" :prefix-icon="User"></el-input>
      </el-form-item>
      <el-form-item prop="password" label="密码">
        <el-input
            v-model="loginForm.password"
            type="password"
            :prefix-icon="Lock"
        ></el-input>
      </el-form-item>
      <el-form-item prop="code" label="验证码">
        <div class="code">
          <el-input
              v-model="loginForm.code"
              :prefix-icon="key"
              @keyup.enter.native="handleLogin(formInstance)"
          ></el-input>
          <img :src="codeImg" alt="" @click="getCode"/>
        </div>
      </el-form-item>
      <el-form-item>
        <el-button @click="handleLogin(formInstance)" type="primary">登录
        </el-button>
      </el-form-item>
    </el-form>
  </div>
</template>

<script setup>
import {useRouter} from "vue-router";
import {getCodeImg} from "../../api/login";
import {useAuthStore} from "@/store/userstore";
import {ElLoading} from "element-plus";
import {User, Lock, Key} from "@element-plus/icons-vue";

const router = useRouter();
const authStore = useAuthStore();
const loginForm = reactive({
  // username: "admin",
  password: "",
  username: "",
  // password: "",
  code: "",
  uuid: "",
});
const codeImg = ref("");
const formInstance = ref();
const rules = reactive({
  username: [{required: true, message: "请输入账户名", trigger: "blur"}],
  password: [{required: true, message: "请输入密码", trigger: "blur"}],
  code: [{required: true, message: "请输入验证码", trigger: "blur"}],
});

//获取二维码
const getCode = () => {
  getCodeImg().then((res) => {
    loginForm.uuid = res.data.uuid;
    codeImg.value = "data:image/gif;base64," + res.data.img;
  });
};

const handleLogin = (instance) => {
  if (!instance) return;
  instance.validate(async (valid, fields) => {
    if (!valid) return;
    // 发送请求
    await authStore.userLogin(loginForm).then((res) => {
      if (res) {
        ElLoading.service({
          text: "正在加载系统资源",
          background: "#409eff",
          lock: true,
        });
        router.push("/");
      } else {
        getCode();
      }
    });
  });
};

getCode();

onBeforeUnmount(() => {
  ElLoading.service({
    text: "正在加载系统资源",
    background: "#409eff",
    lock: true,
  }).close();
});
</script>

<style lang="scss" scoped>
:deep(.el-button){
  font-size:22px;
  height: 40px;
}
:deep(.el-form-item__label) {
  width: 80px!important;
  font-size: 18px;
}
:deep(.el-input__wrapper ) {
  padding: 5px 11px;
  font-size: 22px;
}

.login-box {
  height: 100%;
  background-color: #4158d0;
  background-image: linear-gradient(
          43deg,
          #4158d0 0%,
          #c850c0 46%,
          #ffcc70 100%
  );
  display: flex;
  justify-content: center;
  align-items: center;

  .el-form {
    padding: 12px 15px;
    border-radius: 12px;
    width: 25%;
    background-color: #fff;

    h3 {
      width: 100%;
      text-align: center;
      margin-bottom: 15px;
    }

    .el-button {
      width: 100%;
    }
  }
}

.code {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;

  .el-input {
    // width: ;
    flex: 2;
  }

  img {
    height: 45px;
    flex: 1;
  }
}
</style>
