import { InitOptions, InitialUIValues, UI_LAYER, UI_VARIANT } from '../../interfaces';
import { CoreJsonResponse } from '../Api/interfaces';
export default class UIService {
    private static instance;
    initOptions: InitOptions | null;
    isFirstTimePageVisit: boolean;
    selectedLayer: UI_LAYER | null;
    shouldAcceptAllImplicitly: boolean | null;
    shouldShowFirstLayerOnVersionChange: boolean;
    variant: UI_VARIANT | null;
    private ampInstance;
    private settingsV2;
    private rulesetInstance;
    private apiInstance;
    private constructor();
    static getInstance(): UIService;
    static resetInstance(): void;
    init(options: InitOptions): Promise<void>;
    isFirstTimeVisit(): boolean;
    shouldShowNone(): Promise<boolean>;
    shouldManuallyResurface(): boolean;
    shouldShowFirstLayer(coreJson: Pick<CoreJsonResponse, 'ccpa'>): boolean;
    shouldForceReshowGDPRBanner(): boolean;
    shouldShowPrivacyButton(coreJson: Pick<CoreJsonResponse, 'privacyButtonIsVisible' | 'privacyButtonUrls'>): boolean;
    resolveUiVariant(tcf2Enabled?: boolean): Promise<UI_VARIANT>;
    resolveUiInitialLayer(coreJson: Pick<CoreJsonResponse, 'ccpa' | 'privacyButtonIsVisible' | 'privacyButtonUrls'>): Promise<UI_LAYER>;
    resolveUIOptions(coreJson: Pick<CoreJsonResponse, 'ccpa' | 'tcf2Enabled' | 'privacyButtonIsVisible' | 'privacyButtonUrls'>): Promise<InitialUIValues>;
    shouldShowFirstLayerForCcpa(reshowCMP?: boolean, reshowAfterDays?: number): boolean;
}