import type { ExtensionAPI } from '@earendil-works/pi-coding-agent';
import type { ObservabilityConfig, ObservabilityEvent, ObservabilityEventType, SessionInfo } from './types.js';
export { redact_text, redact_value } from './redact.js';
export type { ObservabilityConfig, ObservabilityEvent, } from './types.js';
export declare const DEFAULT_OBSERVABILITY_URL = "http://127.0.0.1:43190";
export declare function parse_tags(value: unknown): string[];
export declare function resolve_observability_config(pi: Pick<ExtensionAPI, 'getFlag'>, env?: NodeJS.ProcessEnv): ObservabilityConfig | null;
export type DashboardCommand = 'web' | 'tui' | 'url';
export declare function resolve_dashboard_command(args: string): DashboardCommand;
export declare function summarize_payload(event: unknown, detail_level?: ObservabilityConfig['detail_level']): unknown;
export declare function create_event_envelope(type: ObservabilityEventType, payload: unknown, session: SessionInfo, seq: number, config: Pick<ObservabilityConfig, 'raw_payloads' | 'detail_level' | 'max_payload_bytes'>): ObservabilityEvent;
export declare function open_dashboard(url: string): void;
export declare class EventQueue {
    private readonly server_url;
    private readonly token;
    private readonly batch_size;
    private readonly max_queue_size;
    private queue;
    private timer;
    private backoff_ms;
    private flushing;
    constructor(server_url: string, token: string | undefined, batch_size?: number, max_queue_size?: number);
    push(event: ObservabilityEvent): void;
    private schedule;
    flush(): Promise<void>;
    stop(): Promise<void>;
}
export default function observability(pi: ExtensionAPI): void;