import { InjectionToken } from '@angular/core';
import { PfeUserInputState } from '../../models/pfe-state/user-input-state.model';

/**
 * Injection token to configure the key in which the state will be stored in the session storage from each app
 */
export const NGX_PFE_STATE_SESSION_STORAGE_KEY_CONFIG: InjectionToken<PfeStateSessionStorageKeyConfig> =
  new InjectionToken<PfeStateSessionStorageKeyConfig>('NGX_PFE_STATE_KEY_CONFIG');

export interface PfeStateSessionStorageKeyConfig {
  keySuffix: string;
}

/**
 * Optional injection token that can be used to restore the state during startup
 */
export const NGX_PFE_INITIAL_STATE: InjectionToken<Promise<PfeUserInputState>> = new InjectionToken<Promise<PfeUserInputState>>(
  'NGX_PFE_INITIAL_STATE'
);