import type { SessionEntry } from '@earendil-works/pi-coding-agent';
import type { WaggleConfig } from '@openwaggle/waggle-core';
import { type PiWaggleModeState } from './protocol.js';
export interface PiWaggleModeStateWriter {
    readonly appendCustomEntry: (customType: string, data?: unknown) => string | undefined;
}
export interface PiWaggleModeStateReader {
    readonly getBranch: () => readonly SessionEntry[];
}
export declare function enabledPiWaggleModeState(input: {
    readonly config: WaggleConfig;
    readonly presetId?: string;
    readonly updatedAt?: number;
}): PiWaggleModeState;
export declare function disabledPiWaggleModeState(input?: {
    readonly updatedAt?: number;
}): PiWaggleModeState;
export declare function appendPiWaggleModeState(writer: PiWaggleModeStateWriter, state: PiWaggleModeState): string | undefined;
export declare function latestPiWaggleModeStateFromEntries(entries: readonly SessionEntry[]): PiWaggleModeState | null;
export declare function latestPiWaggleModeStateFromBranch(sessionManager: PiWaggleModeStateReader): PiWaggleModeState | null;