import { BatchQueue } from './BatchedEventsQueue';
import { ErrorBoundary } from './ErrorBoundary';
import { NetworkCore } from './NetworkCore';
import { PendingEvents } from './PendingEvents';
import { StatsigClientEmitEventFunc } from './StatsigClientBase';
import { StatsigEventInternal } from './StatsigEvent';
import { LogEventCompressionMode, LoggingEnabledOption, NetworkConfigCommon, StatsigOptionsCommon } from './StatsigOptionsCommon';
import { UrlConfiguration } from './UrlConfiguration';
type PrepareFlushCallBack = () => void;
export declare class FlushCoordinator {
    private _flushInterval;
    private _batchQueue;
    private _pendingEvents;
    private _eventSender;
    private _onPrepareFlush;
    private _errorBoundary;
    private _cooldownTimer;
    private _maxIntervalTimer;
    private _hasRunQuickFlush;
    private _currentFlushPromise;
    private _creationTime;
    private _isShuttingDown;
    private _sdkKey;
    private _storageKey;
    constructor(batchQueue: BatchQueue, pendingEvents: PendingEvents, onPrepareFlush: PrepareFlushCallBack, sdkKey: string, network: NetworkCore, emitter: StatsigClientEmitEventFunc, logEventUrlConfig: UrlConfiguration, options: StatsigOptionsCommon<NetworkConfigCommon> | null, loggingEnabled: LoggingEnabledOption, errorBoundary: ErrorBoundary);
    setLoggingEnabled(loggingEnabled: LoggingEnabledOption): void;
    setLogEventCompressionMode(mode: LogEventCompressionMode): void;
    startScheduledFlushCycle(): void;
    stopScheduledFlushCycle(): void;
    addEvent(event: StatsigEventInternal): void;
    processManualFlush(): Promise<void>;
    processShutdown(): Promise<void>;
    private _executeFlush;
    checkQuickFlush(): void;
    private _attemptScheduledFlush;
    processLimitFlush(): void;
    private _processLimitFlushInternal;
    private _scheduleNextFlush;
    private _clearAllTimers;
    private _scheduleNoopPollTick;
    private _processNextBatch;
    private _processOneBatch;
    private _prepareQueueForFlush;
    containsAtLeastOneFullBatch(): boolean;
    convertPendingEventsToBatches(): number;
    private _handleFailure;
    loadAndRetryShutdownFailedEvents(): Promise<void>;
    private _getStorageKey;
    private _saveShutdownFailedEventsToStorage;
    private _getShutdownFailedEventsFromStorage;
}
export {};