import type { ConversationMessage, ConversationPage } from "../types";
import { type ConvReducerState } from "./conversation-reducer";
import type { Checkpoint } from "./repositories/checkpoints.repo";
export declare const CHECKPOINT_INTERVAL = 500;
export declare function streamMessages(filePath: string, startOffset: number, startLine: number, state: ConvReducerState, onMessage: (message: ConversationMessage, nextByteOffset: number, nextLine: number) => boolean, onEntry?: (entry: Record<string, unknown>) => boolean): Promise<{
    offset: number;
    line: number;
}>;
export declare function buildCheckpoints(filePath: string, interval?: number, from?: Checkpoint | null): Promise<Checkpoint[]>;
export declare function readPage(filePath: string, total: number, options: {
    beforeIndex?: number;
    limit: number;
}, floor: Checkpoint | null): Promise<ConversationPage>;
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