import { BehaviorSubject, Observable, Subject } from "rxjs";
import { OnDestroy } from "./Lifecycle";
import { ObjectMap } from "../model";
export interface DictionaryStoreEventBase<NAME extends 'add' | 'remove' | 'update'> {
    name: NAME;
}
export interface DictionaryStoreEventAdd<T> extends DictionaryStoreEventBase<'add'> {
    item: T;
}
export interface DictionaryStoreEventUpdate<T> extends DictionaryStoreEventBase<'update'> {
    item: T;
}
export interface DictionaryStoreEventRemove<T> extends DictionaryStoreEventBase<'remove'> {
    item: T;
}
export declare type DictionaryStoreEvent<T> = DictionaryStoreEventAdd<T> | DictionaryStoreEventUpdate<T> | DictionaryStoreEventRemove<T>;
export declare class DictionaryStore<T> implements OnDestroy {
    getId: (item: T) => string;
    protected onDestroy$: Subject<boolean>;
    protected _state$: BehaviorSubject<ObjectMap<string, T>>;
    state$: Observable<ObjectMap<string, T>>;
    get state(): ObjectMap<string, T>;
    protected _asArray: Observable<T[]> | null;
    get asArray$(): Observable<T[]>;
    protected _events$: Subject<DictionaryStoreEvent<T>>;
    events$: Observable<DictionaryStoreEvent<T>>;
    constructor(getId: (item: T) => string);
    add(item: T): T;
    addOrUpdate(item: T): T;
    addOrUpdateMany(items: ObjectMap<string, T>): ObjectMap<string, T>;
    remove(id: string): T | undefined;
    removeMany(ids: string[]): T[];
    removeItem(item: T): T | undefined;
    hasId(id: string): boolean;
    getItem(id: string): T | undefined;
    select(id: string): Observable<T>;
    protected sendEvent(event: DictionaryStoreEvent<T>): void;
    protected updateState(state: ObjectMap<string, T>): void;
    onDestroy(): Promise<void>;
}