PayrollManagementSystem/frontend/src/components/layout/BasicLayout.vue

<script setup lang="ts">
import { computed, ref, watch } from 'vue'
import { useRoute, useRouter } from 'vue-router'
import { ElMessage } from 'element-plus'

import AppMenu from '@/components/layout/AppMenu.vue'
import { useUserStore } from '@/store/user'

/** 基础布局：左侧品牌导航（窄屏收为抽屉）+ 顶栏（面包屑/用户/退出）+ 内容区。 */
const route = useRoute()
const router = useRouter()
const userStore = useUserStore()

const drawerVisible = ref(false)

/** 面包屑：首页 + 分组（如有）+ 当前页标题（首页自身不重复） */
const breadcrumbs = computed<string[]>(() => {
  const items: string[] = []
  if (route.meta.group) items.push(route.meta.group)
  if (route.meta.title && route.path !== '/dashboard') items.push(route.meta.title)
  return items
})

// 移动端在抽屉里点完菜单即收起（路由变化意味着导航已发生）
watch(
  () => route.path,
  () => {
    drawerVisible.value = false
  },
)

async function handleLogout(): Promise<void> {
  await userStore.logout()
  ElMessage.success('已退出登录')
  await router.replace('/login')
}
</script>

<template>
  <el-container class="app-layout">
    <el-aside class="app-aside" width="220px">
      <div class="app-brand">
        <span class="app-brand__name">衍水集团</span>
        <span class="app-brand__sub">营销人员工资管理系统</span>
        <span class="app-brand__line"></span>
      </div>
      <AppMenu class="app-aside__menu" />
    </el-aside>

    <el-container class="app-body">
      <el-header class="app-header">
        <div class="app-header__left">
          <button
            type="button"
            class="app-header__menu-toggle"
            aria-label="打开导航菜单"
            @click="drawerVisible = true"
          >
            <svg viewBox="0 0 20 20" width="18" height="18" aria-hidden="true">
              <path
                d="M3 5h14M3 10h14M3 15h14"
                stroke="currentColor"
                stroke-width="1.6"
                stroke-linecap="round"
              />
            </svg>
          </button>
          <el-breadcrumb separator="/">
            <el-breadcrumb-item :to="{ path: '/dashboard' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item v-for="item in breadcrumbs" :key="item">
              {{ item }}
            </el-breadcrumb-item>
          </el-breadcrumb>
        </div>

        <div class="app-header__user">
          <el-tag v-for="role in userStore.roles" :key="role" size="small" type="info">
            {{ role }}
          </el-tag>
          <span class="app-header__username">{{ userStore.displayName }}</span>
          <el-button link type="primary" @click="handleLogout">退出登录</el-button>
        </div>
      </el-header>

      <el-main class="app-main">
        <router-view />
      </el-main>
    </el-container>

    <el-drawer
      v-model="drawerVisible"
      class="app-drawer"
      direction="ltr"
      size="240px"
      :with-header="false"
    >
      <div class="app-brand">
        <span class="app-brand__name">衍水集团</span>
        <span class="app-brand__sub">营销人员工资管理系统</span>
        <span class="app-brand__line"></span>
      </div>
      <AppMenu />
    </el-drawer>
  </el-container>
</template>

<style scoped>
.app-layout {
  height: 100%;
}

.app-aside {
  display: flex;
  flex-direction: column;
  /* 中性灰侧栏：比页面底沉一档，与纸白卡片拉开层次 */
  background: linear-gradient(180deg, #f2f4f8 0%, #ecedf3 100%);
  border-right: 1px solid var(--ys-line);
}

.app-brand {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 18px 20px 12px;
}

.app-brand__name {
  font-family: var(--ys-font-brand);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 4px;
  color: var(--ys-ink);
}

.app-brand__sub {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ys-ink-3);
}

/* 品牌签名：logo 下的渐隐水线（全站唯一装饰元素，页面标题处同款） */
.app-brand__line {
  width: 24px;
  height: 2px;
  border-radius: 1px;
  margin-top: 8px;
  background: linear-gradient(90deg, var(--ys-indigo), rgba(46, 75, 168, 0));
}

.app-aside__menu {
  flex: 1;
  overflow-y: auto;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  background: linear-gradient(180deg, #ffffff, #fdfdfe);
  border-bottom: 1px solid var(--ys-line);
}

.app-header__left {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* 窄屏才出现的汉堡按钮；不引入图标库，用内联 SVG */
.app-header__menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  color: var(--ys-text);
  cursor: pointer;
  background: none;
  border: none;
  border-radius: 6px;
}

.app-header__menu-toggle:hover {
  background-color: #f2f3f5;
}

.app-header__menu-toggle:focus-visible {
  outline: 2px solid var(--ys-indigo);
  outline-offset: 2px;
}

.app-header__user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-header__username {
  font-size: 14px;
  color: var(--ys-text);
}

.app-main {
  padding: 20px;
  /* 雾灰底 + 点阵网格：内容区的秩序与密度 */
  background-color: var(--ys-mist);
  background-image: radial-gradient(rgba(28, 35, 51, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
}

@media (max-width: 768px) {
  .app-aside {
    display: none;
  }

  .app-header__menu-toggle {
    display: inline-flex;
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-header__menu-toggle {
    transition: none;
  }
}
</style>

<style>
/* 抽屉内容铺满侧栏同款灰（非 scoped：目标元素由 el-drawer 渲染在组件根之外） */
.app-drawer .el-drawer__body {
  padding: 0;
  background: linear-gradient(180deg, #f2f4f8 0%, #ecedf3 100%);
}
</style>