import type { ParsedSurface } from "./browserSurface.js";
import { type ActiveSurfaceTracker } from "./activeSurface.js";
export { normalizeEngine, createSessionRegistry, registerSession, findSession, resolveSessionForRef, openSession, activateSession, lookupSessionByName, closeSession, sweepSessions, activeDriver, };
export type { BrowserOpenOverrides };
declare function normalizeEngine(engine: string): string;
export interface BrowserSessionEntry {
    name: string;
    engine: string;
    driver: any;
    lastFocused: number;
}
interface BrowserOpenOverrides {
    headless?: boolean;
    size?: {
        width?: number;
        height?: number;
    };
    driverOptions?: Record<string, any>;
}
export interface BrowserSessionRegistry {
    sessions: Map<string, BrowserSessionEntry>;
    activeName: string | null;
    focusSeq: number;
    open?: (engine: string, overrides?: BrowserOpenOverrides) => Promise<any>;
    isNameTaken?: (name: string) => boolean;
    tracker?: ActiveSurfaceTracker;
}
declare function createSessionRegistry(opts?: {
    open?: (engine: string, overrides?: BrowserOpenOverrides) => Promise<any>;
    isNameTaken?: (name: string) => boolean;
    tracker?: ActiveSurfaceTracker;
}): BrowserSessionRegistry;
declare function registerSession(registry: BrowserSessionRegistry, { name, engine, driver }: {
    name: string;
    engine: string;
    driver: any;
}): BrowserSessionEntry;
declare function lookupSessionByName(registry: BrowserSessionRegistry, name: string): BrowserSessionEntry | undefined;
declare function activateSession(registry: BrowserSessionRegistry, name: string): boolean;
declare function activeDriver(registry: BrowserSessionRegistry | undefined): any | undefined;
type SessionResolution = {
    ok: true;
    driver: any;
    name: string;
} | {
    ok: false;
    message: string;
};
declare function findSession(registry: BrowserSessionRegistry, ref: ParsedSurface): {
    ok: true;
    entry: BrowserSessionEntry | undefined;
} | {
    ok: false;
    message: string;
};
declare function resolveSessionForRef(registry: BrowserSessionRegistry, ref: ParsedSurface, opts?: {
    allowOpen?: boolean;
}): Promise<SessionResolution>;
declare function openSession(registry: BrowserSessionRegistry, { engine: rawEngine, name, overrides, }: {
    engine: string;
    name?: string;
    overrides?: BrowserOpenOverrides;
}): Promise<{
    ok: true;
    driver: any;
    name: string;
} | {
    ok: false;
    message: string;
}>;
declare function closeSession(registry: BrowserSessionRegistry, name: string): Promise<{
    ok: true;
    closed: boolean;
}>;
declare function sweepSessions(registry: BrowserSessionRegistry): Promise<void>;
//# sourceMappingURL=browserSessions.d.ts.map