import { type RoomCloseDeps } from './close.js';
import type { CoworkAdapter } from './cowork-adapter.js';
import type { TaskOutcome, TaskRecord, TaskTerminalIntent } from './types.js';
export declare const TASK_OPERATION_LOCK_STALE_MS: number;
/** Common per-task operation lock serializing terminal, deletion, and recovery acceptance. */
export declare function taskOperationLockPath(taskId: string): string;
export interface TaskTerminalInput {
    taskId: string;
    kind: TaskTerminalIntent['kind'];
    roomId?: string;
    outcome?: TaskOutcome;
}
/** Persist first-wins terminal intent before any acknowledgement or close effect. */
export declare function acceptTaskTerminalIntent(input: TaskTerminalInput): Promise<TaskRecord>;
export interface SettleTaskTerminalDeps {
    roomClose?: RoomCloseDeps;
    afterRoomClosed?(): void | Promise<void>;
}
/** Delete the recorded room, then atomically settle the persisted task intent. */
export declare function settleTaskTerminalIntent(input: {
    taskId: string;
    cowork: Pick<CoworkAdapter, 'closeRoom' | 'deleteRoom'>;
    deps?: SettleTaskTerminalDeps;
}): Promise<TaskRecord>;
/** Persist failure to launch an external settle worker under the same task lock. */
export declare function recordTaskTerminalIntentError(taskId: string, error: string, recoveryHint: string): Promise<TaskRecord>;