hjc-web/app/templates/template-09/components/Header.vue

<template>
  <header class="sticky top-0 z-50 bg-white border-b border-[var(--t9-border)]">
    <div class="t9-container flex items-center h-[80px]">
      <!-- Logo -->
      <SiteBrand
        link-class="flex-shrink-0 mr-6 lg:mr-10"
        :logo="siteLogo"
        :icon="siteIcon"
        :name="siteName"
        logo-class="h-[52px] w-auto max-w-[240px] object-contain"
        icon-class="h-8 w-auto object-contain"
        name-class="text-xl font-bold text-[var(--t9-primary)] truncate max-w-[220px]"
      />

      <!-- 桌面端导航（水平排列，居左紧贴 Logo） -->
      <nav class="hidden lg:flex items-center h-full flex-1 min-w-0">
        <template v-for="item in navItems" :key="item.navigationId || item.path">
          <!-- 有子菜单 -->
          <div v-if="item.children && item.children.length > 0" class="relative group h-full flex items-center">
            <button
              class="h-full px-4 text-base text-[var(--t9-text)] hover:text-[var(--t9-primary)] transition-colors flex items-center gap-1 whitespace-nowrap"
            >
              {{ item.title }}
              <svg class="w-3.5 h-3.5" fill="none" viewBox="0 0 24 24" stroke="currentColor">
                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7" />
              </svg>
            </button>
            <div class="absolute left-0 top-full opacity-0 invisible group-hover:opacity-100 group-hover:visible transition-all">
              <div class="bg-white shadow-lg border border-[var(--t9-border)] py-2 min-w-[164px]">
                <NuxtLink
                  v-for="child in item.children"
                  :key="child.navigationId"
                  :to="getChildPath(child)"
                  class="block px-4 py-2 text-[15px] text-[var(--t9-text)] hover:text-[var(--t9-primary)] hover:bg-[var(--t9-primary-soft)] transition-colors whitespace-nowrap"
                >
                  {{ child.title }}
                </NuxtLink>
              </div>
            </div>
          </div>
          <!-- 无子菜单 -->
          <NuxtLink
            v-else
            :to="getNavLink(item)"
            :target="item.target === '_blank' ? '_blank' : undefined"
            class="h-full px-4 flex items-center text-base text-[var(--t9-text)] hover:text-[var(--t9-primary)] transition-colors whitespace-nowrap relative"
            active-class="!text-[var(--t9-primary)] after:absolute after:left-4 after:right-4 after:bottom-0 after:h-[2px] after:bg-[var(--t9-primary)]"
          >
            {{ item.title }}
          </NuxtLink>
        </template>
      </nav>

      <!-- 搜索框（后台 setting.searchBtn 控制是否显示） -->
      <SiteSearchBox
        v-if="showHeaderSearch"
        variant="light"
        accent="var(--t9-primary)"
        placeholder="搜索"
        class="hidden lg:flex items-center flex-shrink-0 ml-4"
      />

      <!-- 移动端菜单按钮 -->
      <button
        class="lg:hidden ml-auto p-2 text-[var(--t9-text)]"
        aria-label="菜单"
        @click="mobileMenuOpen = !mobileMenuOpen"
      >
        <svg v-if="!mobileMenuOpen" class="w-6 h-6" fill="none" viewBox="0 0 24 24" stroke="currentColor">
          <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16M4 12h16M4 18h16" />
        </svg>
        <svg v-else class="w-6 h-6" fill="none" viewBox="0 0 24 24" stroke="currentColor">
          <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12" />
        </svg>
      </button>
    </div>

    <!-- 移动端菜单 -->
    <div v-if="mobileMenuOpen" class="lg:hidden bg-white border-t border-[var(--t9-border)]">
      <div class="t9-container py-4 space-y-1">
        <SiteSearchBox
          v-if="showHeaderSearch"
          variant="light"
          accent="var(--t9-primary)"
          placeholder="搜索"
          class="mb-3"
        />
        <template v-for="item in navItems" :key="item.navigationId || item.path">
          <div v-if="item.children && item.children.length > 0">
            <div class="px-4 py-3 text-base font-semibold text-[var(--t9-primary)]">
              {{ item.title }}
            </div>
            <NuxtLink
              v-for="child in item.children"
              :key="child.navigationId"
              :to="getChildPath(child)"
              class="block px-8 py-2 text-sm text-[var(--t9-text-secondary)] hover:text-[var(--t9-primary)] hover:bg-[var(--t9-primary-soft)] transition-colors"
              @click="mobileMenuOpen = false"
            >
              {{ child.title }}
            </NuxtLink>
          </div>
          <NuxtLink
            v-else
            :to="getNavLink(item)"
            :target="item.target === '_blank' ? '_blank' : undefined"
            class="block px-4 py-3 text-base text-[var(--t9-text)] hover:text-[var(--t9-primary)] hover:bg-[var(--t9-primary-soft)] transition-colors"
            active-class="text-[var(--t9-primary)] bg-[var(--t9-primary-soft)]"
            @click="mobileMenuOpen = false"
          >
            {{ item.title }}
          </NuxtLink>
        </template>
      </div>
    </div>
  </header>
</template>

<script setup lang="ts">
/**
 * 模板 9 - Header 组件（墨绿文化出版风，对齐漓江出版社官网）
 * 单层结构：白底 80px，左 Logo + 水平菜单 + 右侧圆角搜索框
 */
import type { CmsNavigation } from '~/types'

const { siteName, siteLogo, siteIcon, navigations, showHeaderSearch, fetchSiteInfo } = useSite()
const mobileMenuOpen = ref(false)

/** 子导航链接统一走 app/utils 的 getNavLink */
function getChildPath(child: CmsNavigation): string {
  return getNavLink(child)
}

// 获取站点信息（含导航数据）
await fetchSiteInfo()

/** 导航项（从 useSite 的 navigations 获取，已合并 topNavs + bottomNavs 并过滤 top===1） */
const navItems = computed<CmsNavigation[]>(() => {
  return navigations.value || []
})
</script>