import { EventEmitter } from "node:events";
export interface AwarenessEntry {
    clientId: number;
    state: string;
    lastSeen: number;
    clientSequence?: number;
    clientSequenceRaw?: number;
    actorEmail?: string | null;
    clearTokenHash?: string | null;
}
export interface AwarenessRow extends AwarenessEntry {
    clientSequence: number;
    clientSequenceRaw: number;
    cleared: boolean;
}
export declare const AWARENESS_CHANGE_EVENT: "awareness-change";
export interface AwarenessChangeEvent {
    source: "awareness";
    type: "awareness-change";
    docId: string;
    states: Array<{
        clientId: number;
        state: string;
    }>;
    owner?: string;
    orgId?: string;
    resourceType?: string;
    resourceId?: string;
}
export interface AwarenessScope {
    owner?: string;
    orgId?: string;
    resourceType?: string;
    resourceId?: string;
}
export declare function getAwarenessEmitter(): EventEmitter;
export declare function rememberAwarenessScope(docId: string, scope: AwarenessScope | undefined): void;
export declare function emitAwarenessChange(docId: string, states: Array<{
    clientId: number;
    state: string;
}>, scope?: AwarenessScope): void;
export declare function rememberAwarenessClear(docId: string, clientId: number, clearedAt?: number, clientSequence?: number, actorEmail?: string | null): void;
export declare function forgetAwarenessClear(docId: string, clientId: number): void;
export declare function getDocAwareness(docId: string): Map<number, AwarenessEntry>;
export declare function cleanExpired(map: Map<number, AwarenessEntry>, docId?: string): void;
export declare const postAwareness: import("h3").EventHandlerWithFetch<import("h3").EventHandlerRequest, Promise<{
    error: string;
    failureType?: undefined;
    states?: undefined;
} | {
    error: string;
    failureType: string;
    states?: undefined;
} | {
    error?: undefined;
    failureType?: undefined;
    states: {
        clientId: number;
        state: string;
    }[];
}>>;
export declare const getActiveUsers: import("h3").EventHandlerWithFetch<import("h3").EventHandlerRequest, Promise<{
    failureType?: undefined;
    error: string;
    users?: undefined;
} | {
    error: string;
    failureType: string;
    users?: undefined;
} | {
    error?: undefined;
    failureType?: undefined;
    users: {
        clientId: number;
        lastSeen: number;
    }[];
}>>;