/**
 * Noah — Internal Clock
 *
 * Tracks Noah's operational lifecycle state. Updated on every assessment
 * cycle and on significant events. Does NOT require a continuously running
 * timer — it computes temporal metrics from stored timestamps.
 *
 * MVP spec Section 5.1.
 */
import { LifecyclePhase, type PhaseContext, type PhaseTransitionRule } from '../types/lifecycle.js';
import type { TemporalState } from '../types/temporal-state.js';
import type { ClockUpdateEvent } from '../types/events.js';
export interface ClockConfig {
    agentId: string;
    commanderId?: string;
    phaseTransitions?: PhaseTransitionRule[];
    financialCriticalThresholdDays?: number;
}
export interface PhaseTransitionLog {
    timestamp: Date;
    fromPhase: LifecyclePhase;
    toPhase: LifecyclePhase;
    triggerType: string;
}
export declare class NoahInternalClock {
    private state;
    private readonly phaseMachine;
    private readonly financialCriticalThresholdDays;
    private assessmentsSincePhaseEntry;
    readonly transitionLog: PhaseTransitionLog[];
    constructor(config: ClockConfig, existingState?: TemporalState);
    /**
     * Update clock state. Called on every assessment cycle
     * and on significant events.
     */
    update(event: ClockUpdateEvent, now?: Date): TemporalState;
    /**
     * Get a snapshot of the current state (immutable copy).
     */
    getState(): TemporalState;
    /**
     * Get operational age in fractional days.
     */
    getOperationalAgeDays(now?: Date): number;
    /**
     * Get current lifecycle phase with context.
     */
    getPhaseContext(now?: Date): PhaseContext;
    private processEvent;
    private applyTransition;
    private computeHash;
}
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