import { UUID, TaskExecution } from 'ozone-type';
export interface TaskClient {
    waitForTask<T>(taskId: UUID, options?: TaskHandlerOption): TaskHandler<T>;
    submitTask(body: string): Promise<UUID>;
}
export interface TaskHandlerOption {
    /**
     * Skip waiting on sub-task.
     * Resolve as soon as the primary task is done.
     */
    skipWaitingOnSubTask?: boolean;
    /**
     * poll interval to refresh task status
     */
    pollInterval?: number;
}
export interface TaskHandler<T = any> {
    /**
     * on Finish callback
     */
    onFinish?: (taskExecution: TaskExecution) => void;
    /**
     * on Error callback
     */
    onError?: (taskExecution: TaskExecution) => void;
    /**
     * on Progress callback
     */
    onProgress?: (taskExecution: TaskExecution) => void;
    /**
     * cancel the waiting action on the task
     */
    stopWaiting(): void;
    /**
     * Promise that resolve on task completion the the primary task result.
     */
    readonly waitResult: Promise<T | undefined>;
}