import { OktaAuthOAuthInterface, Tokens } from '@okta/okta-auth-js';
import { RenderOptions, WidgetOptions } from './options';
import { EventCallback, EventCallbackWithError, } from './events';
import { RenderError, RenderResult } from './results'
export interface HooksAPI {
  before(eventName, hookFn): void;
  after(eventName, hookFn): void;
}

export interface RouterEventsAPI {
  on(event: 'ready', callback: EventCallback): void;
  on(event: 'afterError', callback: EventCallbackWithError): void;
  on(event: 'afterRender', callback: EventCallback): void;

  off(event?: 'ready', callback?: EventCallback): void;
  off(event?: 'afterError', callback?: EventCallbackWithError): void;
  off(event?: 'afterRender', callback?: EventCallback): void;
}

export type RenderSuccessCallback = (res: RenderResult) => void;
export type RenderErrorCallback = (err: RenderError) => void;
export interface OktaSignInAPI extends HooksAPI, RouterEventsAPI {
  authClient: OktaAuthOAuthInterface;
  show(): void;
  hide(): void;
  remove(): void;
  showSignIn(options): Promise<RenderResult>;
  showSignInToGetTokens(options: RenderOptions): Promise<Tokens>;
  showSignInAndRedirect(options: RenderOptions): Promise<void>;
  renderEl(
    options: RenderOptions,
    success?: RenderSuccessCallback,
    error?: RenderErrorCallback
  ): Promise<RenderResult>;

  getUser(): void
}
export interface OktaSignInConstructor {
  new(options: WidgetOptions): OktaSignInAPI;
}