import type { ExtensionAPI, ExtensionContext } from "@earendil-works/pi-coding-agent";
import type { CodeModeRegistration } from "../tools/code-mode/tools.ts";
import type { CodexExtensionRuntime } from "./runtime.ts";
import type { SessionBeforeCompactEvent, SessionCompactFailedEvent, SessionCompactEvent } from "@earendil-works/pi-coding-agent";
export declare function createCodexCompactionLifecycle(pi: ExtensionAPI, runtime: CodexExtensionRuntime, codeMode: CodeModeRegistration, startManualNotesWindow: (ctx: ExtensionContext) => Promise<boolean>, refreshNotebookStatus: (ctx: ExtensionContext) => Promise<boolean>): {
    beforeCompact: (event: SessionBeforeCompactEvent, ctx: ExtensionContext) => Promise<{
        cancel: true;
    } | {
        compaction: import("@earendil-works/pi-coding-agent").CompactionResult<import("../context-management/messages.ts").ContextWindowCompactionDetails>;
    } | {
        cancel: boolean;
        compaction?: never;
    } | {
        cancel?: never;
        compaction: import("@earendil-works/pi-coding-agent").CompactionResult<unknown>;
    } | undefined>;
    failed: (event: SessionCompactFailedEvent, ctx: ExtensionContext) => Promise<undefined>;
    compacted: (event: SessionCompactEvent, ctx: ExtensionContext) => Promise<undefined>;
};