import type { ActorRef, TaskCommand, TaskCreateRequest, TaskRunReceipt } from '@xopcai/gateway-contract';
import { type TaskReadModel } from './task-read-model-projector.js';
export type TaskApplicationResult = {
    ok: true;
    model: TaskReadModel;
    runId?: string;
} | {
    ok: false;
    reason: 'not_found' | 'conflict' | 'invalid_transition' | 'blocked';
    model?: TaskReadModel;
};
export declare class TaskApplicationService {
    #private;
    create(input: TaskCreateRequest, actor?: ActorRef): TaskApplicationResult;
    execute(input: {
        taskId: string;
        idempotencyKey: string;
        expectedVersion: number;
        command: TaskCommand;
        actor?: ActorRef;
    }): TaskApplicationResult;
    completeRun(input: {
        runId: string;
        expectedRunVersion: number;
        receipt: Omit<TaskRunReceipt, 'runId' | 'finalizedAt'>;
        actor?: ActorRef;
        terminalCode?: string;
        terminalMessage?: string;
    }): TaskApplicationResult;
    private start;
    private lifecycle;
    private recordCommand;
    private readCommand;
    private enqueueEvent;
}