import { type ControlAuditSink } from './control-audit.js';
import type { TerminalDashboardActor } from './terminal-control.js';
/** Product contract: interaction always relocks after fifteen idle minutes. */
export declare const PREVIEW_INTERACTION_IDLE_MS: number;
export declare const PREVIEW_DEFAULT_MODE_LABEL = "\u9884\u89C8\u6A21\u5F0F\uFF08\u9ED8\u8BA4\uFF09";
export declare const PREVIEW_INTERACTIVE_MODE_LABEL = "\u4EA4\u4E92\u6A21\u5F0F";
export declare const PREVIEW_OVERLAY_SECURITY_NOTICE = "\u4EA4\u4E92\u8499\u5C42\u4EC5\u7528\u4E8E\u9632\u6B62\u8BEF\u89E6\uFF0C\u4E0D\u662F\u5E94\u7528\u7EA7\u5F3A\u53EA\u8BFB\u5B89\u5168\u8FB9\u754C\u3002";
export interface PreviewInteractionState {
    mode: 'preview' | 'interactive';
    label: string;
    securityNotice: string;
    idleExpiresAt?: number;
}
export interface PreviewInteractionManagerOptions {
    audit: ControlAuditSink;
    now?: () => number;
    setTimer?: typeof setTimeout;
    clearTimer?: typeof clearTimeout;
}
/**
 * Server-owned preview interaction state. Unlock and activity are explicit;
 * both the scheduled timer and lazy reads enforce the exact idle deadline.
 * This state drives a browser overlay only—it does not claim to neutralize
 * scripts or network side effects inside the proxied application.
 */
export declare class PreviewInteractionManager {
    private readonly leases;
    private readonly audit;
    private readonly now;
    private readonly schedule;
    private readonly cancel;
    private generation;
    constructor(opts: PreviewInteractionManagerOptions);
    state(actor: TerminalDashboardActor, sessionId: string): PreviewInteractionState;
    unlock(actor: TerminalDashboardActor, sessionId: string): PreviewInteractionState;
    activity(actor: TerminalDashboardActor, sessionId: string): PreviewInteractionState;
    lock(actor: TerminalDashboardActor, sessionId: string): PreviewInteractionState;
    /**
     * P1-13：把某个**业务会话**上的交互授权全部收回，不论持有者是谁。
     *
     * 交互解锁是「我确认要操作**这个**预览目标」的授权，绑定的是当时那一代 worker 起
     * 的那个 Web 服务。worker 换代、切 CLI、会话 close→resume、端口易主之后，目标已经
     * 是另一个进程，旧租约不能顺延：否则 resume 出来的新一代 CLI（或抢到同一端口的别的
     * 进程）一上来就落在「交互模式」里，用户从未对它点过解锁。收回后回到默认预览模式，
     * 需要重新显式解锁。
     */
    relockSession(sessionId: string): number;
    relockAuthSession(authSessionId: string): number;
    expireDue(): number;
    private liveLease;
    private arm;
    private expire;
    private remove;
    private previewState;
    private interactiveState;
}
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