accounts-frontend/packages/app/services/authFlow/OAuthState.ts

import AbstractState from './AbstractState';
import CompleteState from './CompleteState';

export default class OAuthState extends AbstractState {
  enter(context) {
    const { query, params } = context.getRequest();

    return context
      .run('oAuthValidate', {
        clientId: query.get('client_id') || params.clientId,
        redirectUrl: query.get('redirect_uri'),
        responseType: query.get('response_type'),
        description: query.get('description'),
        scope: (query.get('scope') || '').replace(/,/g, ' '),
        prompt: query.get('prompt'),
        loginHint: query.get('login_hint'),
        state: query.get('state'),
      })
      .then(() => context.setState(new CompleteState()));
  }
}