R63 A1-A6：通知中心体验增强

client/src/api/notifications.ts

@@ -24,6 +24,7 @@ export type NotificationListQuery = {
   page?: number;
   pageSize?: number;
   unreadOnly?: boolean;
+  type?: string;
 };
 
 function toQueryString(query: NotificationListQuery) {
@@ -31,6 +32,7 @@ function toQueryString(query: NotificationListQuery) {
   if (query.page != null) params.set("page", String(query.page));
   if (query.pageSize != null) params.set("pageSize", String(query.pageSize));
   if (query.unreadOnly != null) params.set("unreadOnly", query.unreadOnly ? "1" : "0");
+  if (query.type) params.set("type", query.type);
   const qs = params.toString();
   return qs ? `?${qs}` : "";
 }
@@ -49,3 +51,9 @@ export async function markNotificationRead(notificationId: string) {
   );
 }
 
+export async function markAllNotificationsRead() {
+  return apiRequestData<{ updatedCount: number }>("/api/notifications/mark-all-read", {
+    method: "POST",
+    body: JSON.stringify({}),
+  });
+}