初始版本

app/composables/useNotificationCenter.ts

@@ -0,0 +1,165 @@
+import { ref, computed } from 'vue'
+import {
+  getUnreadCount,
+  listRecentNotification,
+  markRead,
+  markAllRead,
+} from '@/api/app/notification'
+import type { Notification, UnreadCountResult, NotificationType } from '@/api/app/notification/model'
+import { message } from 'ant-design-vue'
+
+/** 轮询间隔：30 秒 */
+const POLL_INTERVAL = 30_000
+
+/** 全局未读数（跨组件共享） */
+const unreadTotal = ref(0)
+const unreadByType = ref<Partial<Record<NotificationType, number>>>({})
+const recentList = ref<Notification[]>([])
+const loading = ref(false)
+
+/** 轮询定时器 */
+let pollTimer: ReturnType<typeof setInterval> | null = null
+/** 防止重复轮询的计数器 */
+let pollRefCount = 0
+
+/** 通知类型 → 显示名称 & 图标 */
+export const notificationTypeMap: Record<NotificationType, { label: string; icon: string; color: string }> = {
+  ticket: { label: '工单通知', icon: '🎫', color: '#1890ff' },
+  review: { label: '审核通知', icon: '✅', color: '#52c41a' },
+  system: { label: '系统通知', icon: '📢', color: '#faad14' },
+  resource: { label: '资源通知', icon: '🖥️', color: '#722ed1' },
+  permission: { label: '权限通知', icon: '🔐', color: '#eb2f96' },
+  member: { label: '成员通知', icon: '👥', color: '#13c2c2' },
+  payment: { label: '账单通知', icon: '💳', color: '#fa8c16' },
+}
+
+/**
+ * 通知中心 composable（全局共享状态）
+ */
+export function useNotificationCenter() {
+  // ---------- 加载未读数 ----------
+  async function fetchUnreadCount() {
+    try {
+      const data = await getUnreadCount()
+      unreadTotal.value = data.total ?? 0
+      unreadByType.value = { ...data } as Partial<Record<NotificationType, number>>
+      ;(unreadByType.value as Record<string, unknown>).total = undefined // 去掉 total
+    } catch {
+      // 静默失败，不打扰用户
+    }
+  }
+
+  // ---------- 加载最近通知 ----------
+  async function fetchRecentNotifications(limit = 10) {
+    loading.value = true
+    try {
+      recentList.value = await listRecentNotification({ limit })
+    } catch {
+      // 静默失败
+    } finally {
+      loading.value = false
+    }
+  }
+
+  // ---------- 标记单条已读 ----------
+  async function markNotificationRead(id: number) {
+    try {
+      await markRead(id)
+      // 乐观更新
+      const item = recentList.value.find((n) => n.id === id)
+      if (item) item.isRead = 1
+      if (unreadTotal.value > 0) unreadTotal.value--
+    } catch {
+      message.error('标记失败，请重试')
+    }
+  }
+
+  // ---------- 全部已读 ----------
+  async function markAllAsRead(type?: string) {
+    try {
+      await markAllRead(type ? { type } : undefined)
+      recentList.value.forEach((n) => {
+        if (!type || n.type === type) n.isRead = 1
+      })
+      if (type) {
+        unreadTotal.value -= (unreadByType.value[type as NotificationType] ?? 0)
+        unreadByType.value[type as NotificationType] = 0
+      } else {
+        unreadTotal.value = 0
+        Object.keys(unreadByType.value).forEach((k) => {
+          unreadByType.value[k as NotificationType] = 0
+        })
+      }
+      if (unreadTotal.value < 0) unreadTotal.value = 0
+      message.success('已全部标记为已读')
+    } catch {
+      message.error('操作失败，请重试')
+    }
+  }
+
+  // ---------- 启动 / 停止轮询 ----------
+  function startPolling() {
+    pollRefCount++
+    if (pollTimer) return
+    // 立即拉取一次
+    fetchUnreadCount()
+    pollTimer = setInterval(fetchUnreadCount, POLL_INTERVAL)
+  }
+
+  function stopPolling() {
+    pollRefCount = Math.max(0, pollRefCount - 1)
+    if (pollRefCount === 0 && pollTimer) {
+      clearInterval(pollTimer)
+      pollTimer = null
+    }
+  }
+
+  // ---------- 时间格式化 ----------
+  function formatTime(time?: string): string {
+    if (!time) return ''
+    const date = new Date(time)
+    const now = new Date()
+    const diffMs = now.getTime() - date.getTime()
+    const diffSec = Math.floor(diffMs / 1000)
+    const diffMin = Math.floor(diffSec / 60)
+    const diffHour = Math.floor(diffMin / 60)
+    const diffDay = Math.floor(diffHour / 24)
+
+    if (diffSec < 60) return '刚刚'
+    if (diffMin < 60) return `${diffMin} 分钟前`
+    if (diffHour < 24) return `${diffHour} 小时前`
+    if (diffDay < 7) return `${diffDay} 天前`
+    return `${date.getMonth() + 1}/${date.getDate()} ${String(date.getHours()).padStart(2, '0')}:${String(date.getMinutes()).padStart(2, '0')}`
+  }
+
+  // ---------- 获取通知跳转链接 ----------
+  function getNotificationLink(n: Notification): string {
+    if (n.linkUrl) return n.linkUrl
+    switch (n.refType) {
+      case 'ticket':
+        return `/console/tickets`
+      case 'permission_request':
+        return `/developer/requests`
+      default:
+        return '/console/notifications'
+    }
+  }
+
+  return {
+    // 状态
+    unreadTotal,
+    unreadByType,
+    recentList,
+    loading,
+    // 方法
+    fetchUnreadCount,
+    fetchRecentNotifications,
+    markNotificationRead,
+    markAllAsRead,
+    startPolling,
+    stopPolling,
+    // 工具
+    formatTime,
+    getNotificationLink,
+  }
+}