/**
 * Task Entity
 *
 * Represents a task to be analyzed and potentially decomposed
 *
 * @see REQ-SDD-001 - Task Complexity Evaluation
 * @see DES-SDD-001 - ComplexityAnalyzer
 */
import type { TaskPriority } from '../value-objects/TaskPriority.js';
/**
 * Task entity
 */
export interface Task {
    /** Unique task identifier */
    readonly id: string;
    /** Task title */
    readonly title: string;
    /** Task description */
    readonly description: string;
    /** Priority */
    readonly priority: TaskPriority;
    /** Estimated scope (number of components affected) */
    readonly estimatedScope: number;
    /** Number of dependencies */
    readonly dependencyCount: number;
    /** Estimated file count to modify */
    readonly estimatedFileCount: number;
    /** Test coverage requirement */
    readonly testCoverageRequired: number;
    /** Uncertainty level (1-10) */
    readonly uncertaintyLevel: number;
    /** Parent task ID (if subtask) */
    readonly parentTaskId?: string;
    /** Related requirement IDs */
    readonly relatedRequirements: readonly string[];
    /** Related design IDs */
    readonly relatedDesigns: readonly string[];
    /** Created timestamp */
    readonly createdAt: Date;
}
/**
 * Task creation input
 */
export interface CreateTaskInput {
    id: string;
    title: string;
    description: string;
    priority: TaskPriority;
    estimatedScope?: number;
    dependencyCount?: number;
    estimatedFileCount?: number;
    testCoverageRequired?: number;
    uncertaintyLevel?: number;
    parentTaskId?: string;
    relatedRequirements?: string[];
    relatedDesigns?: string[];
}
/**
 * Create a Task entity
 *
 * @param input - Task creation input
 * @returns Task entity
 */
export declare function createTask(input: CreateTaskInput): Task;
/**
 * Check if task is a subtask
 *
 * @param task - Task to check
 * @returns true if task has parent
 */
export declare function isSubtask(task: Task): boolean;
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