import { SecuritiesStore } from "./SecuritiesStore";
export declare type CurrencyBalance = {
    type: 'currency';
    currencyTicker: string;
    amount: number;
};
export declare type SecurityBalance = {
    type: 'security';
    securityTicker: string;
    amount: number;
};
export declare type PortfolioPosition = CurrencyBalance | SecurityBalance;
export declare class PortfolioStore {
    private items;
    private securitiesStore;
    private findPosition;
    setSecuritiesStore(store: SecuritiesStore): void;
    get portfolio(): PortfolioPosition[];
    get currencies(): CurrencyBalance[];
    get securities(): SecurityBalance[];
    /**
     * Update amount of existing items, add new items.
     *
     * @param positions
     */
    updatePositions(...positions: PortfolioPosition[]): void;
    /**
     * Update amount of existing items, add new items.
     *
     * If some item does not exist in provided positions, it will be deleted from store.
     *
     * @param positions
     */
    updatePositionsAll(positions: PortfolioPosition[]): void;
}