import { DocumentNode } from 'graphql';
import { BehaviorSubject, Observable } from 'rxjs';
import { StateSwitch } from 'state-switch';
import { _ModelMutationType } from '../generated-schemas/';
import { Apollo, Db, MutationUpdaterFn } from './db';
import { log } from './config';
export interface StoreSettings {
    dataKey: string;
    gqlQueryAll: DocumentNode;
    gqlSubscribe: DocumentNode;
}
export interface StoreAction {
    type: _ModelMutationType;
    node: any;
}
export declare abstract class Store<T extends {
    [idx: string]: any;
}, AllItemsQuery extends {
    [idx: string]: any;
}, SubscribeItemSubscription extends {
    [idx: string]: any;
}> {
    protected db: Db;
    protected settings: StoreSettings;
    protected state: StateSwitch;
    private itemListSubscription?;
    protected apollo?: Apollo;
    protected log: typeof log;
    protected itemList$: BehaviorSubject<T[]>;
    itemList: Observable<T[]>;
    constructor(db: Db, settings: StoreSettings);
    private open();
    private refresh(apollo);
    private close();
    private initSubscribeToMore(itemQuery);
    private initSubscription(itemQuery);
    private mutationReducer(state, action);
    protected mutationUpdateFnFactory(mutationType: _ModelMutationType, mutationDataKey: string): MutationUpdaterFn<T>;
    /**
     * CRUD:
     * 1. create()
     * 2. read()
     * 3. update()
     * 4. delete()
     */
    read(id: string): Promise<T>;
    /**
     * TO BE IMPLEMENT in the sub class
     */
    abstract delete(id: string): Promise<T>;
    abstract create(newItem: Partial<T>): Promise<T>;
    abstract update(id: string, props: T): Promise<T>;
}