import { ApolloClient } from '@apollo/client';
import { FilterTab, NotificationItem, TypeFilter } from './types';
interface UseNotificationCenterArgs {
    client: ApolloClient;
    isOpen: boolean;
    lazy: boolean;
    filterTab: FilterTab;
    typeFilter: TypeFilter;
    appFilter: string;
}
export declare function useNotificationCenter({ client, isOpen, lazy, filterTab, typeFilter, appFilter, }: UseNotificationCenterArgs): {
    notifications: NotificationItem[];
    unreadCount: number;
    countsByApp: Record<string, number>;
    totalCount: number;
    loading: boolean;
    error: string | null;
    fetchNotifications: () => Promise<void>;
    handleMarkAsRead: (id: string) => Promise<void>;
    handleMarkAllAsRead: () => Promise<void>;
    handleDelete: (id: string) => Promise<void>;
};
export {};
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