<template>
  <a-layout class="admin-layout" style="min-height: 100%">
    <!-- 侧边菜单 side-menu -->
    <a-layout-sider class="side-menu" :width="sideMenuWidth" :collapsed="collapsed" :theme="theme">
      <!-- 左侧菜单 -->
      <SideMenu :collapsed="collapsed" />
    </a-layout-sider>

    <!--中间内容，一共三部分：1、顶部;2、中间内容区域;3、底部（一般是公司版权信息）;-->
    <a-layout id="smartAdminMain" :style="`height: ${windowHeight}px`" class="admin-layout-main">
      <!-- 顶部头部信息 -->
      <a-layout-header class="layout-header">
        <a-row class="layout-header-user" justify="space-between">
          <a-col class="layout-header-left">
            <span class="collapsed-button">
              <menu-unfold-outlined v-if="collapsed" class="trigger" @click="() => (collapsed = !collapsed)" />
              <menu-fold-outlined v-else class="trigger" @click="() => (collapsed = !collapsed)" />
            </span>
            <a-tooltip placement="bottom">
              <template #title>首页</template>
              <span class="home-button" @click="goHome">
                <home-outlined class="trigger" />
              </span>
            </a-tooltip>
            <span class="location-breadcrumb">
              <MenuLocationBreadcrumb />
            </span>
          </a-col>
          <!---用戶操作区域-->
          <a-col class="layout-header-right">
            <HeaderUserSpace />
          </a-col>
        </a-row>
        <PageTag />
      </a-layout-header>

      <!--中间内容-->
      <a-layout-content id="smartAdminLayoutContent" class="admin-layout-content">
        <!--不keepAlive的iframe使用单个iframe组件-->
        <IframeIndex v-if="iframeNotKeepAlivePageFlag" :key="route.name" :name="route.name" :url="route.meta.frameUrl" />
        <!--keepAlive的iframe 每个页面一个iframe组件-->
        <IframeIndex
          v-for="item in keepAliveIframePages"
          v-show="route.name == item.name"
          :key="item.name"
          :name="item.name"
          :url="item.meta.frameUrl"
        />
        <!--非iframe使用router-view-->
        <div v-show="!iframeNotKeepAlivePageFlag && keepAliveIframePages.every((e) => route.name != e.name)">
          <router-view v-slot="{ Component }">
            <keep-alive :include="keepAliveIncludes">
              <component :is="Component" :key="route.name" />
            </keep-alive>
          </router-view>
        </div>
      </a-layout-content>

      <!-- footer 版权公司信息 -->
      <a-layout-footer class="layout-footer" v-show="footerFlag">
        <smart-footer />
      </a-layout-footer>
      <!--- 回到顶部 -->
      <a-back-top :target="backTopTarget" :visibilityHeight="80" />
    </a-layout>
    <!-- 右侧帮助文档 help-doc -->
    <a-layout-sider v-show="helpDocFlag" theme="light" :width="180" class="help-doc-sider" :trigger="null" style="min-height: 100%">
      <SideHelpDoc />
    </a-layout-sider>
  </a-layout>
</template>

<script setup>
  import { computed, onMounted, ref } from 'vue';
  import { useAppConfigStore } from '../store/modules/system/app-config';
  import HeaderUserSpace from './components/header-user-space/index.vue';
  import MenuLocationBreadcrumb from './components/menu-location-breadcrumb/index.vue';
  import PageTag from './components/page-tag/index.vue';
  import SideMenu from './components/side-menu/index.vue';
  import SmartFooter from './components/smart-footer/index.vue';
  import { smartKeepAlive } from './smart-keep-alive';
  import IframeIndex from '/@/components/framework/iframe/iframe-index.vue';
  import watermark from '/@/lib/smart-wartermark';
  import { useUserStore } from '/@/store/modules/system/user';
  import SideHelpDoc from './components/side-help-doc/index.vue';
  import { useRouter } from 'vue-router';
  import { HOME_PAGE_NAME } from '/@/constants/system/home-const';

  const windowHeight = ref(window.innerHeight);
  //菜单宽度
  const sideMenuWidth = computed(() => useAppConfigStore().$state.sideMenuWidth);
  //主题颜色
  const theme = computed(() => useAppConfigStore().$state.sideMenuTheme);
  //是否显示标签页
  const pageTagFlag = computed(() => useAppConfigStore().$state.pageTagFlag);
  // 是否显示帮助文档
  const helpDocFlag = computed(() => useAppConfigStore().$state.helpDocFlag);
  // 是否显示页脚
  const footerFlag = computed(() => useAppConfigStore().$state.footerFlag);
  // 多余高度
  const dueHeight = computed(() => {
    let due = 40;
    if (useAppConfigStore().$state.pageTagFlag) {
      due = due + 40;
    }
    if (useAppConfigStore().$state.footerFlag) {
      due = due + 40;
    }
    return due;
  });
  //是否隐藏菜单
  const collapsed = ref(false);

  //页面初始化的时候加载水印
  onMounted(() => {
    watermark.set('smartAdminLayoutContent', useUserStore().actualName);
  });

  //回到顶部
  const backTopTarget = () => {
    return document.getElementById('smartAdminMain');
  };

  const router = useRouter();
  function goHome() {
    router.push({ name: HOME_PAGE_NAME });
  }

  window.addEventListener('resize', function () {
    windowHeight.value = window.innerHeight;
  });

  // ----------------------- keep-alive相关 -----------------------
  let { route, keepAliveIncludes, iframeNotKeepAlivePageFlag, keepAliveIframePages } = smartKeepAlive();
</script>

<style lang="less" scoped>
  :deep(.ant-layout-header) {
    height: auto;
  }
  :deep(.layout-header) {
    height: auto;
  }

  .layout-header {
    background: #fff;
    padding: 0;
    z-index: 999;
  }

  .layout-header-user {
    height: @header-user-height;
    border-bottom: 1px solid #f6f6f6;
  }

  .layout-header-left {
    display: flex;
    height: @header-user-height;

    .collapsed-button {
      margin-left: 10px;
      line-height: @header-user-height;
    }

    .home-button {
      margin-left: 15px;
      cursor: pointer;
      padding: 0 5px;
      line-height: @header-user-height;
    }

    .home-button:hover {
      background-color: #efefef;
    }

    .location-breadcrumb {
      margin-left: 15px;
      line-height: @header-user-height;
    }
  }

  .layout-header-right {
    display: flex;
    height: @header-user-height;
  }

  .layout-container {
    height: calc(100vh - @header-height);
    overflow-x: hidden;
  }

  .admin-layout {
    .side-menu {
      height: 100vh;
      overflow-x: hidden;

      &.fixed-side {
        position: fixed;
        height: 100vh;
        left: 0;
        top: 0;
      }
    }

    .help-doc-sider {
      flex: 0 !important;
      min-width: 100px;
      height: 100vh;
      max-width: 100px;
      width: auto !important;
      &.fixed-side {
        position: fixed;
        height: 100vh;
        right: 0;
        top: 0;
      }
    }
    .virtual-side {
      transition: all 0.2s;
    }

    .virtual-header {
      transition: all 0.2s;
      opacity: 0;

      &.fixed-tabs.multi-page:not(.fixed-header) {
        height: 0;
      }
    }

    .admin-layout-main {
      overflow-y: hidden;
      overflow-x: hidden;
    }

    .admin-layout-content {
      background-color: inherit;
      min-height: auto;
      position: relative;
      overflow-x: hidden;
      padding: 10px 10px 0px 10px;
      height: calc(100% - v-bind(dueHeight)px);
    }
  }

  .layout-footer {
    position: relative;
    padding: 7px 0px;
    display: flex;
    justify-content: center;
  }
</style>
