import { BehaviorSubject, Observable } from "rxjs";
import { Tuple } from "../exports";
import { TupleSelector } from "../TupleSelector";
import { NgLifeCycleEvents } from "../../util/NgLifeCycleEvents";
import * as i0 from "@angular/core";
export declare class TupleDataObservableNameService {
    name: string;
    additionalFilt: any;
    constructor(name: string, additionalFilt?: any);
    equals(other: TupleDataObservableNameService): boolean;
    toString(): string;
}
export declare class CachedSubscribedData {
    tupleSelector: TupleSelector;
    subject$: BehaviorSubject<Tuple[]>;
    get observable(): Observable<Tuple[]>;
    /** Last Server Payload Date
     * If the server has responded with a payload, this is the date in the payload
     * @type {Date | null}
     */
    lastServerPayloadDate: Date | null;
    lastServerAskDate: Date | null;
    cacheEnabled: boolean;
    storageEnabled: boolean;
    askServerEnabled: boolean;
    constructor(tupleSelector: TupleSelector);
    private tearDownDate;
    private TEARDOWN_WAIT;
    markForTearDown(): void;
    resetTearDown(): void;
    isReadyForTearDown(): boolean;
    get tuples(): Tuple[] | null;
    set tuples(tuples: Tuple[]);
    /** Last Touched
     *
     * The last date that this cache was touched (subscribed or updated)
     * @type {Date | null}
     */
    private FLUSH_WAIT;
    private _lastTouched;
    touch(): void;
    isReadyForFlush(): boolean;
    flush(): void;
}
export declare class TupleDataOfflineObserverService extends NgLifeCycleEvents {
    private vortexService;
    private vortexStatusService;
    private tupleDataObservableName;
    private tupleOfflineStorageService;
    private endpoint;
    private filt;
    private cacheByTupleSelector;
    constructor(vortexService: any, vortexStatusService: any, tupleDataObservableName: any, tupleOfflineStorageService: any);
    _nameService(): TupleDataObservableNameService;
    pollForTuples(tupleSelector: TupleSelector, useCache?: boolean): Promise<Tuple[]>;
    /** Flush Cache
     *
     * The Data Offine Observer can be used to offline cache data by observing a large
     * amounts of data, more data then the user would normally look at.
     *
     * If it's being used like this then the cache should be flushed during the process
     * to ensure it's not all being kept in memory.
     *
     * @param {TupleSelector} tupleSelector The tuple selector to flush the cache for
     */
    flushCache(tupleSelector: TupleSelector): void;
    /** Promise from to Tuple Selector
     *
     * See the subscribeToTupleSelector method for more details.
     * The promise will fire on the first emit of data.
     *
     * Do not use this when there will be no data present,
     * or it may cause a memory leak.
     *
     * @param {TupleSelector} tupleSelector
     * @param {boolean} disableCache
     * @param {boolean} disableStorage
     * @param {boolean} disableAskServer Use this to store and observe data completely
     *      within the angular app.
     * @returns {Subject<Tuple[]>}
     */
    promiseFromTupleSelector(tupleSelector: TupleSelector, disableCache?: boolean, disableStorage?: boolean, disableAskServer?: boolean): Promise<Tuple[]>;
    /** Subscribe to Tuple Selector
     *
     * Get an observable that will be fired when any new data updates are available
     * Data is loaded from the local db cache, while it waits for the server to respond.
     * * either from the server, or if they are locally updated with updateOfflineState()
     *
     * @param {TupleSelector} tupleSelector
     * @param {boolean} disableCache
     * @param {boolean} disableStorage
     * @param {boolean} disableAskServer Use this to store and observe data completely
     *      within the angular app.
     * @returns {Subject<Tuple[]>}
     */
    subscribeToTupleSelector(tupleSelector: TupleSelector, disableCache?: boolean, disableStorage?: boolean, disableAskServer?: boolean): Observable<Tuple[]>;
    /** Update Offline State
     *
     * This method updates the offline stored data, which will be used until the next
     * update from the server comes along.
     * @param tupleSelector The tuple selector to update tuples for
     * @param tuples The new data to store
     */
    updateOfflineState(tupleSelector: TupleSelector, tuples: Tuple[]): Promise<void>;
    private cleanupDeadCaches;
    private vortexOnlineChanged;
    private receivePayload;
    private tellServerWeWantData;
    private notifyObservers;
    private notifyObserversAndStore;
    private storeDataLocally;
    static ɵfac: i0.ɵɵFactoryDeclaration<TupleDataOfflineObserverService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<TupleDataOfflineObserverService>;
}