Function loadAuthAdapter

src/Adapters/Auth/index.js:145–206

(provider, authOptions)

}

function loadAuthAdapter(provider, authOptions) {
  // providers are auth providers implemented by default
  let defaultAdapter = providers[provider];
  // authOptions can contain complete custom auth adapters or
  // a default auth adapter like Facebook
  const providerOptions = authOptions[provider];
  if (
    providerOptions &&
    Object.prototype.hasOwnProperty.call(providerOptions, 'oauth2') &&
    providerOptions['oauth2'] === true
  ) {
    defaultAdapter = oauth2;
  }

  // Default provider not found and a custom auth provider was not provided
  if (!defaultAdapter && !providerOptions) {
    return;
  }

  const adapter =
    defaultAdapter instanceof AuthAdapter ? new defaultAdapter.constructor() : Object.assign({}, defaultAdapter);
  const keys = [
    'validateAuthData',
    'validateAppId',
    'validateSetUp',
    'validateLogin',
    'validateUpdate',
    'challenge',
    'validateOptions',
    'policy',
    'afterFind',
  ];
  const defaultAuthAdapter = new AuthAdapter();
  keys.forEach(key => {
    const existing = adapter?.[key];
    if (
      existing &&
      typeof existing === 'function' &&
      existing.toString() === defaultAuthAdapter[key].toString()
    ) {
      adapter[key] = null;
    }
  });
  const appIds = providerOptions ? providerOptions.appIds : undefined;

  // Try the configuration methods
  if (providerOptions) {
    const optionalAdapter = loadAdapter(providerOptions, undefined, providerOptions);
    if (optionalAdapter) {
      keys.forEach(key => {
        if (optionalAdapter[key]) {
          adapter[key] = optionalAdapter[key];
        }
      });
    }
  }
  if (adapter.validateOptions) {
    adapter.validateOptions(providerOptions);