import { IProvider } from './IProvider';
declare global {
    interface Window {
        msCrypto: any;
    }
}
export declare class TeamsProvider extends IProvider {
    private _idToken;
    private _clientId;
    private _loginPopupUrl;
    private _provider;
    readonly provider: any;
    readonly isLoggedIn: boolean;
    clientId: string;
    loginPopupUrl: string;
    static isAvailable(): Promise<boolean>;
    static auth(): void;
    scopes: string[];
    authority: string;
    constructor(clientId: string, loginPopupUrl: string);
    login(): Promise<void>;
    getAccessToken(): Promise<string>;
    updateScopes(scopes: string[]): void;
}