feat: 接入皮肤站公告 API

apps/app-frontend/src/helpers/remote-announcements.ts

@@ -5,6 +5,7 @@ export type RemoteAnnouncement = {
 	content: string
 	type: 'modal' | 'notification'
 	priority: 'low' | 'normal' | 'high' | 'critical'
+	pinned?: boolean
 	starts_at: string
 	ends_at: string | null
 	published_at: string
@@ -32,18 +33,28 @@ export function parseAnnouncements(value: unknown): RemoteAnnouncement[] | null
 		if (!entry || typeof entry !== 'object') continue
 		const item = entry as Record<string, unknown>
 		if (
-			typeof item.id !== 'string' || item.id.length > 100 || ids.has(item.id) ||
-			typeof item.title !== 'string' || !item.title.trim() || item.title.length > 120 ||
-			typeof item.content !== 'string' || item.content.length > 20000 ||
+			typeof item.id !== 'string' ||
+			item.id.length > 100 ||
+			ids.has(item.id) ||
+			typeof item.title !== 'string' ||
+			!item.title.trim() ||
+			item.title.length > 120 ||
+			typeof item.content !== 'string' ||
+			item.content.length > 20000 ||
 			(item.summary != null && (typeof item.summary !== 'string' || item.summary.length > 300)) ||
 			!['modal', 'notification'].includes(String(item.type)) ||
 			!['low', 'normal', 'high', 'critical'].includes(String(item.priority)) ||
-			typeof item.starts_at !== 'string' || !Number.isFinite(Date.parse(item.starts_at)) ||
-			typeof item.published_at !== 'string' || !Number.isFinite(Date.parse(item.published_at)) ||
-			(item.ends_at != null && (typeof item.ends_at !== 'string' || !Number.isFinite(Date.parse(item.ends_at)))) ||
-			(item.action_label != null && (typeof item.action_label !== 'string' || item.action_label.length > 80)) ||
+			typeof item.starts_at !== 'string' ||
+			!Number.isFinite(Date.parse(item.starts_at)) ||
+			typeof item.published_at !== 'string' ||
+			!Number.isFinite(Date.parse(item.published_at)) ||
+			(item.ends_at != null &&
+				(typeof item.ends_at !== 'string' || !Number.isFinite(Date.parse(item.ends_at)))) ||
+			(item.action_label != null &&
+				(typeof item.action_label !== 'string' || item.action_label.length > 80)) ||
 			(item.action_url != null && !safeAnnouncementUrl(item.action_url))
-		) continue
+		)
+			continue
 		ids.add(item.id)
 		items.push({
 			...item,
@@ -54,7 +65,12 @@ export function parseAnnouncements(value: unknown): RemoteAnnouncement[] | null
 		} as RemoteAnnouncement)
 	}
 	const rank = { low: 0, normal: 1, high: 2, critical: 3 }
-	return items.sort((first, second) => rank[second.priority] - rank[first.priority] || Date.parse(second.published_at) - Date.parse(first.published_at))
+	return items.sort(
+		(first, second) =>
+			Number(second.pinned ?? false) - Number(first.pinned ?? false) ||
+			rank[second.priority] - rank[first.priority] ||
+			Date.parse(second.published_at) - Date.parse(first.published_at),
+	)
 }
 
 export function isAnnouncementActive(item: RemoteAnnouncement, now = Date.now()) {
@@ -67,3 +83,73 @@ export function announcementKey(item: RemoteAnnouncement) {
 
 export const REMOTE_ANNOUNCEMENTS_UPDATED_EVENT = 'starlight:remote-announcements-updated'
 export const OPEN_REMOTE_ANNOUNCEMENT_CENTER_EVENT = 'starlight:open-remote-announcement-center'
+type BroadcastAnnouncementEntry = {
+	title?: unknown
+	subtitle?: unknown
+	content?: unknown
+	updateAt?: unknown
+	star?: unknown
+	importantLevel?: unknown
+	id?: unknown
+}
+
+function broadcastPriority(level: number): RemoteAnnouncement['priority'] {
+	if (level >= 9) return 'critical'
+	if (level >= 6) return 'high'
+	if (level >= 3) return 'normal'
+	return 'low'
+}
+
+export function mapBroadcastAnnouncements(payload: unknown): RemoteAnnouncement[] | null {
+	if (!Array.isArray(payload) || payload.length > 200) return null
+	const items: RemoteAnnouncement[] = []
+	const seen = new Set<string>()
+	for (const entry of payload) {
+		if (!entry || typeof entry !== 'object') continue
+		const item = entry as BroadcastAnnouncementEntry
+		if (
+			typeof item.id !== 'number' ||
+			!Number.isFinite(item.id) ||
+			typeof item.title !== 'string' ||
+			!item.title.trim() ||
+			item.title.length > 120 ||
+			typeof item.content !== 'string' ||
+			item.content.length > 20000 ||
+			typeof item.updateAt !== 'number' ||
+			!Number.isFinite(item.updateAt) ||
+			(item.subtitle != null && typeof item.subtitle !== 'string')
+		)
+			continue
+		const id = String(item.id)
+		if (seen.has(id)) continue
+		seen.add(id)
+		const level =
+			typeof item.importantLevel === 'number' && Number.isFinite(item.importantLevel)
+				? Math.max(0, Math.min(10, Math.floor(item.importantLevel)))
+				: 0
+		const starred = item.star === true
+		const published = new Date(item.updateAt).toISOString()
+		const summary = typeof item.subtitle === 'string' && item.subtitle.trim() ? item.subtitle : null
+		items.push({
+			id,
+			title: item.title,
+			summary,
+			content: item.content,
+			type: starred || level >= 8 ? 'modal' : 'notification',
+			priority: broadcastPriority(level),
+			pinned: starred,
+			starts_at: published,
+			ends_at: null,
+			published_at: published,
+			action_url: null,
+			action_label: null,
+		})
+	}
+	const rank = { low: 0, normal: 1, high: 2, critical: 3 }
+	return items.sort(
+		(first, second) =>
+			Number(second.pinned ?? false) - Number(first.pinned ?? false) ||
+			rank[second.priority] - rank[first.priority] ||
+			Date.parse(second.published_at) - Date.parse(first.published_at),
+	)
+}