<template>
  <div
    :class="classObj"
    class="app-wrapper"
  >
    <!-- 侧边栏标题部分 -->
    <div
      v-if="device==='mobile'&&sidebar.opened"
      class="drawer-bg"
      @click="handleClickOutside"
    />
    <!-- 侧边栏路由部分 -->
    <sidebar class="sidebar-container" />

    <div class="main-container">
      <!-- 顶部面包屑部分 -->
      <div :class="{'fixed-header':fixedHeader}">
        <navbar />
      </div>
      <!-- 路由页面展示内容部分 -->
      <app-main />
    </div>
  </div>
</template>

<script>
// 引入组件
import { Navbar, Sidebar, AppMain } from "./components";
// 引入ResizeHandler.js文件
import ResizeMixin from "./mixin/ResizeHandler";

export default {
  name: "Layout",
  // 注册组件
  components: {
    Navbar,
    Sidebar,
    AppMain,
  },
  // 使用混入
  mixins: [ResizeMixin],
  // 计算属性
  computed: {
    sidebar() {
      return this.$store.state.app.sidebar;
    },
    device() {
      return this.$store.state.app.device;
    },
    fixedHeader() {
      return this.$store.state.settings.fixedHeader;
    },
    classObj() {
      return {
        hideSidebar: !this.sidebar.opened,
        openSidebar: this.sidebar.opened,
        withoutAnimation: this.sidebar.withoutAnimation,
        mobile: this.device === "mobile",
      };
    },
  },
  methods: {
    // 关闭侧边栏回调
    handleClickOutside() {
      this.$store.dispatch("app/closeSideBar", { withoutAnimation: false });
    },
  },
};
</script>

<style lang="scss" scoped>
@import "~@/styles/mixin.scss";
@import "~@/styles/variables.scss";

.app-wrapper {
  @include clearfix;
  position: relative;
  height: 100%;
  width: 100%;
  &.mobile.openSidebar {
    position: fixed;
    top: 0;
  }
}
.drawer-bg {
  background: #000;
  opacity: 0.3;
  width: 100%;
  top: 0;
  height: 100%;
  position: absolute;
  z-index: 999;
}

.fixed-header {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 9;
  width: calc(100% - #{$sideBarWidth});
  transition: width 0.28s;
}

.hideSidebar .fixed-header {
  width: calc(100% - 54px);
}

.mobile .fixed-header {
  width: 100%;
}
</style>
