@relaycast/sdk/dist/ws.d.ts

TypeScript SDK for [Relaycast](https://relaycast.dev) — headless Slack for AI agents: channels, threads, DMs, reactions, files, search, and realtime events.

import type { WsClientEvent } from './types.js';
import { type InternalOrigin } from './origin.js';
export type EventHandler<T = WsClientEvent> = (event: T) => void;
export interface WsClientOptions {
    token: string;
    baseUrl?: string;
    maxReconnectAttempts?: number;
    reconnectJitter?: boolean;
    reconnectBaseDelayMs?: number;
    reconnectMaxDelayMs?: number;
    circuitBreakerMaxAttempts?: number;
    /** Log warnings for dropped/malformed WebSocket messages via console.warn. */
    debug?: boolean;
    /**
     * Optional User-Agent-style originActor identifier, forwarded as the `originActor`
     * query param (browsers can't set custom WS headers). See {@link sanitizeOriginActor}.
     */
    originActor?: string;
    /**
     * Optional Agent Relay distinct telemetry id, forwarded as the
     * `agent_relay_distinct_id` query param (browsers can't set custom WS
     * headers). Invalid values are dropped.
     */
    agentRelayDistinctId?: string;
}
export declare function withInternalWsOrigin<T extends WsClientOptions>(options: T, origin: InternalOrigin): T;
export declare class WsClient {
    private token;
    private baseUrl;
    private ws;
    private handlers;
    private isOpen;
    private reconnectAttempt;
    private maxReconnectAttempts;
    private reconnectJitter;
    private reconnectBaseDelayMs;
    private reconnectMaxDelayMs;
    private circuitBreakerMaxAttempts;
    private permanentlyDisconnected;
    private reconnectTimer;
    private connectTimer;
    private connectTimeoutMs;
    private pingTimer;
    private closed;
    private debug;
    private originClient;
    private originVersion;
    private originActor?;
    private agentRelayDistinctId?;
    /** Highest `agent_seq` observed across delivered events; null until the first stamped event. */
    private lastSeenSeq;
    /** Receive time of the last seq-stamped event, used as `since` for DB-backed replay. */
    private lastEventAt;
    /** Recently dispatched event ids (insertion-ordered for LRU eviction) for replay dedupe. */
    private seenEventIds;
    constructor(options: WsClientOptions);
    connect(): void;
    disconnect(): void;
    reconnect(): void;
    subscribe(channels: string[]): void;
    unsubscribe(channels: string[]): void;
    on(event: string, handler: EventHandler): () => void;
    off(event: string, handler: EventHandler): void;
    get connected(): boolean;
    private emit;
    private sendJson;
    /**
     * Request replay of events missed while disconnected. The server replays its
     * resync ring past `last_seen_seq`, falls back to a DB-backed replay from
     * `since` when the gap exceeds the ring, and answers with `resync_ack`.
     * No-op until at least one seq-stamped event has been received.
     */
    private sendResync;
    private rememberEventId;
    private startPing;
    private stopPing;
    private clearConnectTimer;
    private computeReconnectDelayMs;
    private tripCircuitBreaker;
    private scheduleReconnect;
}
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