import { type CompactionPolicy } from "../../sdk/coding-agent/core/compaction/policy.js";
import { type Config } from "../../memory/config.js";
import type { BridgeLike, SessionStream } from "../session-stream.js";
import type { SessionStore } from "../storage.js";
import type { ServerEvent, WireDcpLiteStatus } from "../wire.js";
export declare function persistObservationalMemorySnapshot(store: SessionStore, sessionId: string, bridge: BridgeLike): void;
export declare function loadCompactionPolicy(cwd: string): CompactionPolicy;
export type SessionDcpLiteThresholds = WireDcpLiteStatus["thresholds"];
export interface SessionDcpLiteStatus extends Omit<WireDcpLiteStatus, "thresholds"> {
    thresholds: SessionDcpLiteThresholds;
}
export interface SessionMemoryStatus {
    mode: "active" | "passive";
    phase: "idle" | "observing" | "compacting" | "reflecting" | "pruning";
    inFlight: {
        observer: boolean;
        compaction: boolean;
        reflection: boolean;
        pruner: boolean;
    };
    reflections: {
        count: number;
        tokens: number;
    };
    observations: {
        committedCount: number;
        committedTokens: number;
        pendingCount: number;
        pendingTokens: number;
    };
    thresholds: {
        observation: number;
        compaction: number;
        reflection: number;
    };
    progress: {
        sinceObservationBoundTokens: number;
        sinceLastCompactionTokens: number;
        observationPoolTokens: number;
    };
    dcpLite?: SessionDcpLiteStatus;
}
export declare function buildDcpLiteThresholds(config: Config, policy: CompactionPolicy): SessionDcpLiteThresholds;
export declare function contextPercent(usedTokens: number | null, maxTokens: number | null): number | null;
export declare function applyDcpLiteRuntimeStatus(status: SessionMemoryStatus, stream: SessionStream | undefined): void;
export declare function dcpLiteEventFromServerEvent(event: ServerEvent): WireDcpLiteStatus["lastEvent"] | null;
export declare function defaultMemoryStatus(cwd: string): SessionMemoryStatus;
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