import { EntityManagerFactory } from './EntityManagerFactory';
import { EntityManager } from './EntityManager';
import { TokenStorage, TokenStorageFactory } from './intersection';

// eslint-disable-next-line @typescript-eslint/naming-convention
export interface baqend extends EntityManager {
  /**
   * Configures the DB with additional config options
   * @param options The additional configuration options
   * @param [options.tokenStorage] The tokenStorage which should be used by this emf
   * @param [options.tokenStorageFactory] The tokenStorage factory implementation which should
   * be used for token storage
   * @param [options.staleness=60] The maximum staleness of objects that are acceptable while reading cached
   * data, <code>0</code> to always bypass the browser cache
   */
  configure(options: { tokenStorage?: TokenStorage, tokenStorageFactory?: TokenStorageFactory, staleness?: number }):
  this;

  /**
   * Connects the DB with the server and calls the callback on success
   * @param hostOrApp The host or the app name to connect with
   * @param [secure=false] <code>true</code> To use a secure connection
   * @param doneCallback The callback, called when a connection is established and the
   * SDK is ready to use
   * @param failCallback When an error occurred while initializing the SDK
   * @return A initialized EntityManager
   */
  connect(hostOrApp: string, secure?: boolean, doneCallback?: any, failCallback?: any): Promise<EntityManager>;
}

export const db = (() => {
  const emf = new EntityManagerFactory();
  const bq = emf.createEntityManager(true);

  Object.assign(bq, {
    configure(this: baqend, options) {
      emf.configure(options);
      return this;
    },

    connect(this: baqend, hostOrApp: string, secure?: boolean | Function, doneCallback?: any, failCallback?: any) {
      if (secure instanceof Function) {
        return this.connect(hostOrApp, undefined, secure, doneCallback);
      }

      emf.connect(hostOrApp, secure);
      return this.ready(doneCallback, failCallback);
    },
  } as Partial<baqend>);

  return bq as baqend;
})();