import type { SupervisorCapability, SupervisorHistoryPoint } from "../supervisor/contract.js";
import { type DiagnosticAdvice, type PressureAssessment, type PressureDimension, type PressureHysteresisState, type PressureReasonCode, type PressureScope } from "./contract.js";
import type { PressureHistorySample } from "./pressure-contract.js";
/**
 * Advice is an envelope around one already-computed assessment. It maps
 * nothing: severity does not become pressure here, and no numeric threshold is
 * read. `assessPressure` owns the judgement, the observer publishes it, and
 * every surface renders this envelope so all of them agree.
 */
export interface BuildDiagnosticAdviceInput {
    assessment: PressureAssessment;
    /** The state the previous sample carried forward, so a replay can reproduce a transition. */
    priorHysteresis: PressureHysteresisState | null;
    /** Where the assessment came from, and why it is missing when it is. */
    sourceCapability: SupervisorCapability;
    activeFindingCount: number;
    evaluatedAt: string;
}
export declare function buildDiagnosticAdvice(input: BuildDiagnosticAdviceInput): DiagnosticAdvice;
export declare const PRESSURE_DIMENSIONS: readonly PressureDimension[];
export interface UnknownPressureAssessmentInput {
    observedAt: string;
    /** A stable code from the frozen union, normally `evidence_unavailable` or `snapshot_stale`. */
    reasonCode: PressureReasonCode;
    /** One plain sentence naming what is missing. Becomes the assessment summary. */
    summary: string;
    scope?: PressureScope;
    sampleAgeMs?: number | null;
    prior?: PressureHysteresisState | null;
    observerGeneration?: string | null;
}
/**
 * The assessment to publish when the source is absent, stale, or malformed.
 * Every dimension reads `unavailable` and no owner is named, because a gap in
 * the evidence is not a measurement of health.
 */
export declare function unknownPressureAssessment(input: UnknownPressureAssessmentInput): PressureAssessment;
/**
 * Project bounded supervisor history into the trend input the assessment reads.
 * The observer and a bundle replay both call this, so the trend they compute
 * from the same stored history is the same trend.
 */
export declare function pressureHistoryFromSupervisor(points: readonly SupervisorHistoryPoint[]): PressureHistorySample[];
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