feat: home welcome page

- 登录后首页改为欢迎页：问候语 + 用户名 + 实时时间 + 菜单驱动的快捷入口卡片

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/pages/index.vue

@@ -1,61 +1,174 @@
-<!--
- @name: index.vue
- @description: 首页
- @author: 程序员优雅哥 youyacoder
- @time: 2026/2/11 15:58
--->
 <template>
-  <div class="flex gap-2">
-    <button
-      v-for="lang in languages"
-      :key="lang.value"
-      :class="{ active: currentLocale === lang.value }"
-      @click="onChangeLanguage(lang.value)"
-    >
-      {{ lang.label }}
-    </button>
+  <div class="home">
+    <div class="home__banner">
+      <div class="home__banner-decor" aria-hidden="true">
+        <span class="home__banner-decor-1"></span>
+        <span class="home__banner-decor-2"></span>
+      </div>
+      <div class="home__banner-inner">
+        <h1 class="home__greeting">{{ greeting }}，{{ username }}</h1>
+        <p class="home__datetime">{{ datetime }}</p>
+        <p class="home__subtitle">欢迎使用 {{ title }}</p>
+      </div>
     </div>
-  <div>{{ $t('common.welcome', { name: '优雅哥' }) }}</div>
-  <div>{{ $t('home.title') }}</div>
-  <hr />
 
-  <h1 class="index">index page</h1>
-  <div>{{ appName }}</div>
-  <div>{{ msg }}</div>
-  <div>isDark: {{ isDark }}</div>
-  <button @click="toggleDark()">Toggle</button>
+    <div class="home__modules">
+      <el-card v-for="m in topMenus" :key="m.code" class="home__module" shadow="never">
+        <div class="home__module-head">
+          <icon type="iconify" :icon="m.icon ?? 'mdi:folder'" class="home__module-icon" />
+          <span class="home__module-title">{{ m.name }}</span>
+        </div>
+        <div class="home__module-links">
+          <el-link
+            v-for="c in m.children"
+            :key="c.code"
+            class="home__module-link"
+            :underline="false"
+            @click="router.push(c.path ?? c.code)"
+          >
+            {{ c.name }}
+          </el-link>
+        </div>
+      </el-card>
+    </div>
+  </div>
 </template>
 
 <script setup lang="ts">
-import { useI18n } from 'vue-i18n'
-import { loadLanguage } from '@/i18n'
+import { computed, onBeforeUnmount, ref } from 'vue'
+import { useRouter } from 'vue-router'
+import { useAuthStore } from '@/stores/modules/auth'
+import { useMenuStore } from '@/stores/modules/menu'
+import { defaultLoginConfig } from '@/config/login'
 
-const { t, locale } = useI18n()
-console.log(t('common.welcome', { name: '优雅哥' }))
-const currentLocale = locale
-// 支持的语言
-const languages = [
-  { label: '中文', value: 'zh-CN' },
-  { label: 'English', value: 'en-US' },
-]
-const onChangeLanguage = async (lang: string) => {
-  // 加载语言包
-  await loadLanguage(lang)
-  // 设置当前语言
-  locale.value = lang
-}
+const router = useRouter()
+const auth = useAuthStore()
+const menuStore = useMenuStore()
 
-const msg = ref('Hello world')
+const title = defaultLoginConfig.title
 
-const isDark = useDark({
-  selector: 'html',
-  attribute: 'data-theme',
-  valueDark: 'dark',
-  valueLight: 'light',
+const username = computed(() => decodeUsername(auth.accessToken))
+
+const greeting = computed(() => {
+  const h = new Date().getHours()
+  if (h < 6) return '凌晨好'
+  if (h < 12) return '早上好'
+  if (h < 18) return '下午好'
+  return '晚上好'
 })
 
-const toggleDark = useToggle(isDark)
+// 实时时间
+const now = ref(new Date())
+const timer = setInterval(() => {
+  now.value = new Date()
+}, 1000)
+onBeforeUnmount(() => clearInterval(timer))
 
-const appName = import.meta.env?.VITE_APP_NAME ?? ''
+const datetime = computed(() => {
+  const d = now.value
+  const pad = (n: number) => String(n).padStart(2, '0')
+  const week = ['日', '一', '二', '三', '四', '五', '六'][d.getDay()]
+  return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())} 星期${week} ${pad(d.getHours())}:${pad(d.getMinutes())}:${pad(d.getSeconds())}`
+})
+
+/** 顶级菜单（有子菜单的，作为快捷入口）。 */
+const topMenus = computed(() => menuStore.menus.filter((m) => m.children?.length))
+
+function decodeUsername(token: string | null): string {
+  if (!token) return ''
+  try {
+    const payload = token.split('.')[1]
+    const base64 = payload.replace(/-/g, '+').replace(/_/g, '/').padEnd(Math.ceil(payload.length / 4) * 4, '=')
+    const bytes = Uint8Array.from(atob(base64), (c) => c.charCodeAt(0))
+    const json = JSON.parse(new TextDecoder().decode(bytes))
+    return (json.username as string) ?? ''
+  } catch {
+    return ''
+  }
+}
 </script>
-<style scoped lang="scss"></style>
+
+<style scoped lang="scss">
+.home {
+  @apply flex flex-col gap-md;
+}
+
+.home__banner {
+  @apply relative overflow-hidden rounded-lg;
+  background: linear-gradient(135deg, var(--wm-color-primary), var(--wm-color-primary-dark-2));
+  color: #fff;
+}
+
+.home__banner-decor {
+  @apply absolute inset-0;
+}
+
+.home__banner-decor-1 {
+  @apply absolute rounded-full;
+  width: 260px;
+  height: 260px;
+  top: -100px;
+  right: -60px;
+  background: rgba(255, 255, 255, 0.08);
+}
+
+.home__banner-decor-2 {
+  @apply absolute rounded-full;
+  width: 160px;
+  height: 160px;
+  bottom: -60px;
+  right: 120px;
+  background: rgba(255, 255, 255, 0.05);
+}
+
+.home__banner-inner {
+  @apply relative px-xl py-2xl;
+}
+
+.home__greeting {
+  @apply text-2xl font-semibold;
+}
+
+.home__datetime {
+  @apply mt-sm text-base;
+  opacity: 0.9;
+}
+
+.home__subtitle {
+  @apply mt-md text-sm;
+  opacity: 0.75;
+}
+
+.home__modules {
+  @apply grid grid-cols-1 gap-md md:grid-cols-2 xl:grid-cols-3;
+}
+
+.home__module {
+  @apply transition-shadow hover:shadow-md;
+
+  :deep(.el-card__body) {
+    @apply p-lg;
+  }
+}
+
+.home__module-head {
+  @apply flex items-center gap-sm;
+}
+
+.home__module-icon {
+  @apply text-2xl;
+  color: var(--wm-color-primary);
+}
+
+.home__module-title {
+  @apply text-base font-medium text-text-primary;
+}
+
+.home__module-links {
+  @apply mt-md flex flex-wrap gap-x-lg gap-y-sm;
+}
+
+.home__module-link {
+  @apply text-sm text-text-regular;
+}
+</style>