import type { Auth0SDK } from '../types';

interface Config {
  sessionCookieName: string;
  cookieSecret: string;
  audience: string;
  connection: string;
  scope: string;
  clientSecret: string;
  clientID: string;
  domain: string;
  sdk: Auth0SDK;
  auth0SimulatorPort: number;
  auth0GraphqlPort: number;
}

export function getConfig(): Config {
  const auth0SimulatorPort = Cypress.env('AUTH0_SIMULATOR_PORT') ?? 4400;
  return {
    auth0SimulatorPort,
    auth0GraphqlPort: Cypress.env('AUTH0_GRAPHQL_PORT') ?? 4000,
    sdk: Cypress.env('AUTH0_SDK'),
    // Auth0 sdk configuration
    audience: Cypress.env('AUTH0_AUDIENCE'),
    scope: Cypress.env('AUTH0_SCOPE') ?? 'openid profile email offline_access',
    connection:
      Cypress.env('AUTH0_CONNECTION') ?? 'Username-Password-Authentication',
    clientID: Cypress.env('AUTH0_CLIENT_ID') ?? 'YOUR_AUTH0_CLIENT_ID',
    clientSecret: Cypress.env('AUTH0_CLIENT_SECRET'),
    sessionCookieName: Cypress.env('AUTH0_SESSION_COOKIE_NAME') ?? 'appSession',
    cookieSecret: Cypress.env('AUTH0_COOKIE_SECRET'),
    // TODO: this breaks non-localhost custom domains as the Auth0 domain, but that seems to not be possible anyway in @simulacrum/auth0-simulator
    domain: `localhost:${auth0SimulatorPort}`,
  };
}

export function configValidation(config: Config): void {
  function isConfigKeyValid(key: keyof Config): boolean {
    return (
      Object.prototype.hasOwnProperty.call(config, key) && config[key] !== ''
    );
  }

  assert.isOk(
    isConfigKeyValid('sdk'),
    'sdk is a required option in the config',
  );
  assert.isOk(
    isConfigKeyValid('clientID'),
    'clientID is a required option in the config',
  );
  assert.isOk(
    isConfigKeyValid('scope'),
    'scope is a required option in the config',
  );
}