231 lines
8.6 KiB
TypeScript
231 lines
8.6 KiB
TypeScript
'use client'
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/**
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* @file Notification center: bell icon with dropdown of recent notifications.
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*/
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import { useEffect, useState, useRef } from 'react'
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import Link from 'next/link'
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import { listNotifications, markNotificationRead, markAllNotificationsRead, type Notification } from '@/lib/api/notifications'
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import { getAuthErrorMessage } from '@/lib/utils/authErrors'
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import { AlertTriangleIcon, CheckCircleIcon } from '@ciphera-net/ui'
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// * Bell icon (simple SVG, no extra deps)
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function BellIcon({ className }: { className?: string }) {
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return (
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<svg
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className={className}
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xmlns="http://www.w3.org/2000/svg"
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width="20"
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height="20"
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viewBox="0 0 24 24"
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fill="none"
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stroke="currentColor"
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strokeWidth="1.5"
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strokeLinecap="round"
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strokeLinejoin="round"
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>
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<path d="M18 8A6 6 0 0 0 6 8c0 7-3 9-3 9h18s-3-2-3-9" />
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<path d="M13.73 21a2 2 0 0 1-3.46 0" />
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</svg>
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)
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}
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function formatTimeAgo(dateStr: string): string {
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const d = new Date(dateStr)
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const now = new Date()
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const diffMs = now.getTime() - d.getTime()
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const diffMins = Math.floor(diffMs / 60000)
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const diffHours = Math.floor(diffMs / 3600000)
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const diffDays = Math.floor(diffMs / 86400000)
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if (diffMins < 1) return 'Just now'
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if (diffMins < 60) return `${diffMins}m ago`
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if (diffHours < 24) return `${diffHours}h ago`
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if (diffDays < 7) return `${diffDays}d ago`
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return d.toLocaleDateString()
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}
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function getTypeIcon(type: string) {
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if (type.includes('down') || type.includes('degraded')) {
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return <AlertTriangleIcon className="w-4 h-4 shrink-0 text-amber-500" />
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}
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return <CheckCircleIcon className="w-4 h-4 shrink-0 text-emerald-500" />
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}
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export default function NotificationCenter() {
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const [open, setOpen] = useState(false)
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const [notifications, setNotifications] = useState<Notification[]>([])
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const [unreadCount, setUnreadCount] = useState(0)
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const [loading, setLoading] = useState(false)
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const [error, setError] = useState<string | null>(null)
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const dropdownRef = useRef<HTMLDivElement>(null)
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const fetchNotifications = async () => {
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setLoading(true)
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setError(null)
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try {
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const res = await listNotifications()
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setNotifications(Array.isArray(res?.notifications) ? res.notifications : [])
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setUnreadCount(typeof res?.unread_count === 'number' ? res.unread_count : 0)
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} catch (err) {
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setError(getAuthErrorMessage(err as Error) || 'Failed to load notifications')
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setNotifications([])
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setUnreadCount(0)
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} finally {
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setLoading(false)
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}
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}
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useEffect(() => {
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if (open) {
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fetchNotifications()
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}
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}, [open])
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// * Close dropdown when clicking outside
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useEffect(() => {
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function handleClickOutside(e: MouseEvent) {
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if (dropdownRef.current && !dropdownRef.current.contains(e.target as Node)) {
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setOpen(false)
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}
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}
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if (open) {
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document.addEventListener('mousedown', handleClickOutside)
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return () => document.removeEventListener('mousedown', handleClickOutside)
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}
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}, [open])
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const handleMarkRead = async (id: string) => {
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try {
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await markNotificationRead(id)
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setNotifications((prev) => prev.map((n) => (n.id === id ? { ...n, read: true } : n)))
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setUnreadCount((c) => Math.max(0, c - 1))
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} catch {
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// Ignore; user can retry
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}
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}
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const handleMarkAllRead = async () => {
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try {
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await markAllNotificationsRead()
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setNotifications((prev) => prev.map((n) => ({ ...n, read: true })))
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setUnreadCount(0)
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} catch {
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// Ignore
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}
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}
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const handleNotificationClick = (n: Notification) => {
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if (!n.read) {
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handleMarkRead(n.id)
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}
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setOpen(false)
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}
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return (
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<div className="relative" ref={dropdownRef}>
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<button
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type="button"
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onClick={() => setOpen(!open)}
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className="relative p-2 text-neutral-600 dark:text-neutral-400 hover:text-neutral-900 dark:hover:text-white rounded-lg hover:bg-neutral-100/50 dark:hover:bg-neutral-800/50 transition-colors"
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aria-label={unreadCount > 0 ? `${unreadCount} unread notifications` : 'Notifications'}
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>
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<BellIcon />
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{unreadCount > 0 && (
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<span className="absolute top-1 right-1 w-2 h-2 bg-brand-orange rounded-full" />
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)}
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</button>
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{open && (
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<div className="absolute right-0 top-full mt-2 w-80 sm:w-96 bg-white dark:bg-neutral-900 border border-neutral-200 dark:border-neutral-700 rounded-xl shadow-xl overflow-hidden z-[100]">
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<div className="flex items-center justify-between px-4 py-3 border-b border-neutral-200 dark:border-neutral-700">
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<h3 className="font-semibold text-neutral-900 dark:text-white">Notifications</h3>
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{unreadCount > 0 && (
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<button
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type="button"
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onClick={handleMarkAllRead}
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className="text-sm text-brand-orange hover:underline"
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>
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Mark all read
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</button>
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)}
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</div>
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<div className="max-h-80 overflow-y-auto">
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{loading && (
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<div className="p-6 text-center text-neutral-500 dark:text-neutral-400 text-sm">
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Loading…
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</div>
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)}
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{error && (
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<div className="p-6 text-center text-red-500 text-sm">{error}</div>
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)}
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{!loading && !error && (notifications?.length ?? 0) === 0 && (
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<div className="p-6 text-center text-neutral-500 dark:text-neutral-400 text-sm">
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No notifications yet
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</div>
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)}
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{!loading && !error && (notifications?.length ?? 0) > 0 && (
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<ul className="divide-y divide-neutral-200 dark:divide-neutral-700">
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{(notifications ?? []).map((n) => (
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<li key={n.id}>
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{n.link_url ? (
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<Link
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href={n.link_url}
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onClick={() => handleNotificationClick(n)}
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className={`block px-4 py-3 hover:bg-neutral-50 dark:hover:bg-neutral-800/50 transition-colors ${!n.read ? 'bg-brand-orange/5 dark:bg-brand-orange/10' : ''}`}
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>
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<div className="flex gap-3">
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{getTypeIcon(n.type)}
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<div className="min-w-0 flex-1">
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<p className={`text-sm ${!n.read ? 'font-medium' : ''} text-neutral-900 dark:text-white`}>
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{n.title}
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</p>
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{n.body && (
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<p className="text-xs text-neutral-500 dark:text-neutral-400 mt-0.5 line-clamp-2">
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{n.body}
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</p>
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)}
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<p className="text-xs text-neutral-400 dark:text-neutral-500 mt-1">
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{formatTimeAgo(n.created_at)}
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</p>
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</div>
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</div>
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</Link>
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) : (
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<div
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role="button"
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tabIndex={0}
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onClick={() => handleNotificationClick(n)}
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onKeyDown={(e) => e.key === 'Enter' && handleNotificationClick(n)}
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className={`block px-4 py-3 hover:bg-neutral-50 dark:hover:bg-neutral-800/50 cursor-pointer ${!n.read ? 'bg-brand-orange/5 dark:bg-brand-orange/10' : ''}`}
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>
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<div className="flex gap-3">
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{getTypeIcon(n.type)}
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<div className="min-w-0 flex-1">
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<p className={`text-sm ${!n.read ? 'font-medium' : ''} text-neutral-900 dark:text-white`}>
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{n.title}
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</p>
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{n.body && (
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<p className="text-xs text-neutral-500 dark:text-neutral-400 mt-0.5 line-clamp-2">
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{n.body}
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</p>
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)}
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<p className="text-xs text-neutral-400 dark:text-neutral-500 mt-1">
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{formatTimeAgo(n.created_at)}
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</p>
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</div>
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</div>
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</div>
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)}
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</li>
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))}
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</ul>
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)}
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</div>
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</div>
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)}
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</div>
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)
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}
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