import EventEmitter from 'events';
import type VivochaInterface from './vivochaInterface';
/**
 * Vivocha React Native SDK class
 */
export default class Vivocha extends EventEmitter implements VivochaInterface {
    #private;
    private EVENTS;
    private actions;
    /**
     * Private constructor for singleton class
     */
    private constructor();
    private registerEvent;
    private unregisterEvent;
    get instance(): this;
    /**
     * Singleton instance getter
     */
    static get instance(): Vivocha;
    getDataCollection(): Object;
    setDataCollection(data: Array<Object>): void;
    getConversation(): Object;
    setCustomerToken(jwt: string): void;
    unsetCustomerToken(): void;
    createContact(data: Object, type: string, params?: Object): Promise<Object>;
    getContact(): Object;
    getUnreadMessageCount(): number;
    hideView(animated?: boolean): void;
    showView(animated?: boolean): void;
    storeSurvey(contactId: string, data: Object): Promise<boolean>;
    terminate(hideView?: boolean): void;
    stopScreenshotSession(): void;
    isScreenshotSessionAuthorized(): boolean;
    setPushToken(token: string): void;
    setPushRegistrationId(regId: string): void;
    start(accountId: string, serviceId: string, options?: Object): Promise<Object>;
    addLocalization(language: String, localization: Object): this;
    private addAction;
    onAction(code: string, callback: (name: string, id: string, data: Object) => void): this;
    createCallBackNow(phoneNumber: string, data?: Object): Promise<Object>;
    createChat(data?: Object): Promise<Object>;
    createVideoChat(data?: Object): Promise<Object>;
    get developerMode(): boolean;
    set developerMode(mode: boolean);
    get theme(): Object;
    set theme(theme: Object);
    get sideTab(): boolean;
    set sideTab(show: boolean);
    set language(language: string);
    get agent(): Object;
    get media(): Object;
    get vvcu(): string;
    get vvct(): string;
    onUrlTapped(callback: (url: string) => boolean): this;
    stop(): boolean;
    sendAction(name: string, id: string, data?: Array<any>): this;
    sendMessage(body: string, type?: string | null, payload?: string | null): this;
    sendAttachment(url: string, referenceId: string, title: string, mimetype: string, description: string, size: number): this;
    get SDK_VERSION(): string;
    get SDK_NAME(): string;
    get SDK_BASE_URL(): string;
}
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