/**
 * task command - Project backlog management
 *
 * Minimal task/backlog system stored in the project's AiDex database.
 * Supports CRUD operations, priority management, tags, and task history log.
 * Completed tasks are preserved as documentation.
 */
import type { AiDexDatabase } from '../db/index.js';
import type { TaskRow, TaskLogRow } from '../db/index.js';
export type TaskAction = 'create' | 'read' | 'update' | 'delete' | 'log';
export interface TaskParams {
    path: string;
    action: TaskAction;
    id?: number;
    title?: string;
    description?: string;
    summary?: string;
    priority?: 1 | 2 | 3;
    status?: 'backlog' | 'active' | 'done' | 'cancelled';
    tags?: string;
    source?: string;
    sort_order?: number;
    note?: string;
    due?: string;
    interval?: string;
    task_action?: string;
    auto_go?: boolean;
}
export interface TaskResult {
    success: boolean;
    action: TaskAction;
    task?: TaskRow;
    log?: TaskLogRow[];
    error?: string;
}
export interface TasksParams {
    path: string;
    status?: 'backlog' | 'active' | 'done' | 'cancelled';
    priority?: 1 | 2 | 3;
    tag?: string;
}
export interface TasksResult {
    success: boolean;
    tasks: TaskRow[];
    total: number;
    error?: string;
}
export declare function ensureTaskTables(db: AiDexDatabase): void;
export declare function task(params: TaskParams): TaskResult;
export declare function tasks(params: TasksParams): TasksResult;
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