import type { ArchivedTask, ArchiveStore } from "../../types.js";
import { type StorageMode } from "./paths.js";
export interface ArchiveStorageOptions {
    /** Explicit storage path (overrides mode) */
    path?: string;
    /** Storage mode: "in-repo" (default) or "centralized" */
    mode?: StorageMode;
}
/**
 * Storage for archived (completed) tasks in JSONL format.
 * Archived tasks are compacted versions that drop context and relationship fields.
 */
export declare class ArchiveStorage {
    private storagePath;
    constructor(options?: string | ArchiveStorageOptions);
    private get archiveFile();
    private ensureDirectory;
    private sortTasksById;
    private formatAsJsonl;
    private cleanupTempFile;
    /**
     * Read all archived tasks from archive.jsonl
     */
    readArchive(): ArchiveStore;
    /**
     * Write the entire archive store (full replacement)
     */
    writeArchive(store: ArchiveStore): void;
    /**
     * Append tasks to the archive (efficient for archiving operations)
     */
    appendArchive(tasks: ArchivedTask[]): void;
    /**
     * List archived tasks with optional search filter.
     * @param query Optional search query to filter by name or result
     * @returns Filtered or all archived tasks
     */
    list(query?: string): ArchivedTask[];
    /**
     * Search archived tasks by name or result
     * @deprecated Use list(query) instead
     */
    searchArchive(query: string): ArchivedTask[];
    /**
     * Get a specific archived task by ID
     */
    getArchived(id: string): ArchivedTask | undefined;
    /**
     * Remove tasks from archive by ID
     */
    removeArchived(ids: string[]): void;
    /**
     * Get storage identifier
     */
    getIdentifier(): string;
}
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