import { Action, ClientSpecificActionKinds, IApplicationSpec, Reducer, ServerStoreAllowedActionKinds, ServerStoreState, SpecActions } from "../util";
import { IClient } from "./clients";
export declare abstract class ServerStore<TSpec extends IApplicationSpec> {
    private _store;
    private clients;
    private uniqueClients;
    protected readonly syncIntervalDurationMs: number;
    private syncInterval;
    /** Protocol version number. Used to check for mismatches between client & server versions. */
    abstract readonly version: string;
    constructor();
    dispose(): void;
    abstract getInitialServerState(): Pick<TSpec["state"], "L0" | "L1">;
    abstract getInitialClientState(clientId: string, state: ServerStoreState<TSpec>): Pick<TSpec["state"], "L2" | "L3">;
    abstract reduceL0: Reducer<TSpec["state"]["L0"], TSpec["actions"]["L0"]>;
    abstract reduceL1: Reducer<TSpec["state"]["L1"], TSpec["actions"]["L1"]>;
    abstract reduceL2: Reducer<TSpec["state"]["L2"], TSpec["actions"]["L2"]>;
    abstract reduceL3: Reducer<TSpec["state"]["L3"], TSpec["actions"]["L3"]>;
    handleL0(action: TSpec["actions"]["L0"]): void;
    handleL1(action: TSpec["actions"]["L1"]): void;
    handleL2(action: TSpec["actions"]["L2"], clientId: string): void;
    handleL3(action: TSpec["actions"]["L3"], clientId: string): void;
    handleReq(action: TSpec["actions"]["Req"], clientId: string): void;
    onClientConnected(client: IClient): void;
    onClientDisconnected(client: IClient): void;
    dispatchFromClient(action: Action, client: IClient): void;
    dispatch(action: SpecActions<TSpec, ClientSpecificActionKinds>, clientId: string): void;
    dispatch(action: SpecActions<TSpec, Exclude<ServerStoreAllowedActionKinds, ClientSpecificActionKinds>>): void;
    addClient(client: IClient): void;
    removeClient(client: IClient): void;
    getState(): ServerStoreState<TSpec>;
    getL0State(): TSpec["state"]["L0"];
    getL1State(): TSpec["state"]["L1"];
    getL2State(clientId: string): TSpec["state"]["L2"];
    getL3State(clientId: string): TSpec["state"]["L3"];
    getClients(): Iterable<IClient>;
    isEmpty(countNonHumans?: boolean): boolean;
}