import { EventEmitter } from 'events';
import { TaskStatus } from '../types/task.js';
import { EnhancedError } from '../utils/enhanced-errors.js';
export type WorkflowId = string & {
    readonly __brand: 'WorkflowId';
};
export type SessionId = string & {
    readonly __brand: 'SessionId';
};
export type TaskId = string & {
    readonly __brand: 'TaskId';
};
export type ProjectId = string & {
    readonly __brand: 'ProjectId';
};
export declare function createWorkflowId(id: string): WorkflowId;
export declare function createSessionId(id: string): SessionId;
export declare function createTaskId(id: string): TaskId;
export declare function createProjectId(id: string): ProjectId;
export type Result<T, E = Error> = {
    readonly success: true;
    readonly data: T;
} | {
    readonly success: false;
    readonly error: E;
};
export declare function createSuccess<T, E = Error>(data: T): Result<T, E>;
export declare function createFailure<E>(error: E): Result<never, E>;
export interface TaskTransition {
    taskId: string;
    fromStatus: TaskStatus;
    toStatus: TaskStatus;
    timestamp: Date;
    reason?: string;
    triggeredBy?: string;
    metadata?: Record<string, unknown>;
    isAutomated: boolean;
}
export interface ServiceInstance {
    name: string;
    instance: unknown;
    isStarted: boolean;
    isDisposed: boolean;
    startMethod?: string;
    stopMethod?: string;
    disposeMethod?: string;
    resetStaticMethod?: string;
}
export interface ServiceDependency {
    service: string;
    dependsOn: string[];
}
export interface WorkflowState {
    workflowId: WorkflowId;
    sessionId: SessionId;
    status: 'initializing' | 'running' | 'paused' | 'completed' | 'failed' | 'cancelled';
    phase: 'decomposition' | 'orchestration' | 'execution' | 'monitoring' | 'cleanup';
    startTime: Date;
    endTime?: Date;
    metadata: Record<string, unknown>;
    tasks: TaskId[];
    dependencies: Record<string, string[]>;
}
export type ExecutionStatus = 'queued' | 'running' | 'completed' | 'failed' | 'cancelled' | 'timeout';
export interface TaskExecution {
    taskId: TaskId;
    workflowId: WorkflowId;
    status: ExecutionStatus;
    startTime: Date;
    endTime?: Date;
    actualDuration?: number;
    result?: {
        success: boolean;
        output?: string;
        error?: string;
        exitCode?: number;
    };
    metadata: {
        retryCount: number;
        timeoutCount: number;
        lastRetryAt?: Date;
        executionId: string;
    };
}
export interface UnifiedLifecycleConfig {
    enableTaskAutomation: boolean;
    taskTransitionTimeout: number;
    maxTaskRetries: number;
    enableStateHistory: boolean;
    enableDependencyTracking: boolean;
    serviceStartupTimeout: number;
    serviceShutdownTimeout: number;
    enableServiceHealthChecks: boolean;
    enableWorkflowPersistence: boolean;
    workflowStateBackupInterval: number;
    maxWorkflowHistory: number;
    maxConcurrentExecutions: number;
    executionTimeout: number;
    enableExecutionMetrics: boolean;
}
export declare class UnifiedLifecycleManager extends EventEmitter {
    private static instance;
    private config;
    private taskTransitions;
    private taskAutomationInterval?;
    private services;
    private serviceDependencies;
    private startupInProgress;
    private shutdownInProgress;
    private workflows;
    private workflowBackupInterval?;
    private executions;
    private executionQueue;
    private runningExecutions;
    private constructor();
    static getInstance(config?: Partial<UnifiedLifecycleConfig>): UnifiedLifecycleManager;
    static resetInstance(): void;
    transitionTask(taskId: string, toStatus: TaskStatus, options?: {
        reason?: string;
        triggeredBy?: string;
        metadata?: Record<string, unknown>;
        isAutomated?: boolean;
    }): Promise<Result<TaskTransition, EnhancedError>>;
    getTaskTransitions(taskId: string): TaskTransition[];
    registerService(config: Omit<ServiceInstance, 'isStarted' | 'isDisposed'>): void;
    registerServiceDependency(service: string, dependsOn: string[]): void;
    startAllServices(): Promise<Result<void, EnhancedError>>;
    private startService;
    private calculateStartupOrder;
    createWorkflow(workflowId: WorkflowId, sessionId: SessionId, metadata?: Record<string, unknown>): Promise<Result<WorkflowState, EnhancedError>>;
    updateWorkflowState(workflowId: WorkflowId, updates: Partial<Omit<WorkflowState, 'workflowId'>>): Promise<Result<WorkflowState, EnhancedError>>;
    getWorkflowState(workflowId: WorkflowId): WorkflowState | null;
    private persistWorkflowState;
    queueTaskExecution(taskId: TaskId, workflowId: WorkflowId, _metadata?: Record<string, unknown>): Promise<Result<TaskExecution, EnhancedError>>;
    private processExecutionQueue;
    private executeTask;
    private setupAutomation;
    private processTaskAutomation;
    private backupWorkflowStates;
    dispose(): void;
}
export declare function getUnifiedLifecycleManager(config?: Partial<UnifiedLifecycleConfig>): UnifiedLifecycleManager;
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