/**
 * Workstream Types
 *
 * @description
 * ワークストリーム管理の型定義
 *
 * @see TSK-FR-043 - Workstream型定義
 * @see REQ-FR-041〜045 - WorkstreamManager
 * @trace DES-MUSUBIX-FR-001 DES-ORCH-001
 */
/**
 * ワークストリームのステータス
 */
export type WorkstreamStatus = 'pending' | 'running' | 'paused' | 'completed' | 'failed' | 'cancelled';
/**
 * ワークストリーム内タスクのステータス
 */
export type WorkstreamTaskStatus = 'queued' | 'assigned' | 'running' | 'completed' | 'failed' | 'skipped';
/**
 * ワークストリーム内のタスク
 */
export interface WorkstreamTask {
    readonly id: string;
    readonly name: string;
    readonly status: WorkstreamTaskStatus;
    readonly priority: number;
    readonly dependencies: readonly string[];
    readonly assignedTo?: string;
    readonly startedAt?: number;
    readonly completedAt?: number;
    readonly result?: unknown;
    readonly error?: string;
    readonly metadata?: Readonly<Record<string, unknown>>;
}
/**
 * ワークストリーム内タスクの入力
 */
export interface WorkstreamTaskInput {
    readonly name: string;
    readonly priority?: number;
    readonly dependencies?: readonly string[];
    readonly metadata?: Record<string, unknown>;
}
/**
 * ワークストリーム
 */
export interface Workstream {
    readonly id: string;
    readonly name: string;
    readonly status: WorkstreamStatus;
    readonly tasks: readonly WorkstreamTask[];
    readonly maxParallel: number;
    readonly createdAt: number;
    readonly updatedAt: number;
    readonly startedAt?: number;
    readonly completedAt?: number;
    readonly metadata?: Readonly<Record<string, unknown>>;
}
/**
 * ワークストリーム作成入力
 */
export interface WorkstreamInput {
    readonly name: string;
    readonly maxParallel?: number;
    readonly tasks?: readonly WorkstreamTaskInput[];
    readonly metadata?: Record<string, unknown>;
}
/**
 * ワークストリーム統計
 */
export interface WorkstreamStats {
    readonly totalTasks: number;
    readonly byStatus: Readonly<Record<WorkstreamTaskStatus, number>>;
    readonly completionRate: number;
    readonly avgTaskDuration: number;
    readonly parallelUtilization: number;
}
/**
 * ワークストリーム設定
 */
export interface WorkstreamConfig {
    readonly maxWorkstreams: number;
    readonly defaultMaxParallel: number;
    readonly taskTimeout: number;
    readonly enableAutoRetry: boolean;
    readonly maxRetries: number;
}
/**
 * デフォルト設定
 */
export declare const DEFAULT_WORKSTREAM_CONFIG: WorkstreamConfig;
/**
 * IDカウンターをリセット（テスト用）
 */
export declare function resetWorkstreamCounters(): void;
/**
 * WorkstreamTaskを作成
 */
export declare function createWorkstreamTask(input: WorkstreamTaskInput): WorkstreamTask;
/**
 * Workstreamを作成
 */
export declare function createWorkstream(input: WorkstreamInput, config?: WorkstreamConfig): Workstream;
/**
 * ワークストリーム統計を計算
 */
export declare function calculateWorkstreamStats(workstream: Workstream): WorkstreamStats;
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