import type { ContextOperationRequest } from '../context.ts';
import type { StartOptions, TimerEntry } from '../types.ts';
import type { EngineInternals } from './internals.ts';
import { type TimeOperationCallbacks } from './time-operation-callbacks.ts';
type SleepOperation = Extract<ContextOperationRequest, {
    type: 'sleep';
}>;
export type { TimeOperationCallbacks };
export declare function createDelayedStartTimerEntry(_internals: EngineInternals, workflowId: string, scheduledStartAt: number, options: StartOptions | undefined, callbacks: Pick<TimeOperationCallbacks, 'parseStartOptionDuration'>): TimerEntry;
export declare function processSleepOperation(internals: EngineInternals, workflowId: string, operation: SleepOperation, callbacks: Pick<TimeOperationCallbacks, 'completeOperation' | 'loadWorkflowState'>): Promise<void>;
export declare function registerSleepResolver(internals: EngineInternals, workflowId: string, operationId: string, resolve: () => void, scheduledFireAt: number): void;
export declare function startDelayedWorkflow(internals: EngineInternals, entry: TimerEntry, callbacks: Pick<TimeOperationCallbacks, 'beginWorkflowExecution' | 'dispatchEvent' | 'failWorkflow' | 'handleCleanupError' | 'loadWorkflowStartHeaders' | 'loadWorkflowState' | 'resolveExecutableRegistrationForRevision' | 'runSerializedWorkflowStateWrite' | 'setWorkflowStartHeaders' | 'workflowVersionTupleFromState'>): Promise<void>;
export declare function handleTimerFired(internals: EngineInternals, entry: TimerEntry, callbacks: Pick<TimeOperationCallbacks, 'failWorkflow' | 'handleCleanupError' | 'loadWorkflowStartHeaders' | 'loadWorkflowState' | 'runDeferredTerminalCleanup' | 'runWorkflowFinalizer' | 'runSerializedWorkflowStateWrite' | 'handleScheduleTimer' | 'setWorkflowStartHeaders' | 'timeout' | 'beginWorkflowExecution' | 'dispatchEvent' | 'resolveExecutableRegistrationForRevision' | 'workflowVersionTupleFromState'>): Promise<void>;