Method handle

examples/passport-login/src/sequence.ts:46–96

(context: RequestContext)

  ) {}

  async handle(context: RequestContext) {
    try {
      const {request, response} = context;
      const finished = await this.invokeMiddleware(context);
      if (finished) return;

      const route = this.findRoute(request);

      // usually authentication is done before proceeding to parse params
      // but in our case we need the path params to know the provider name
      const args = await this.parseParams(request, route);

      // if provider name is available in the request path params, set it in the query
      if (route.pathParams?.provider) {
        request.query['oauth2-provider-name'] = route.pathParams.provider;
      }

      //call authentication action
      await this.authenticateRequest(request);

      // Authentication successful, proceed to invoke controller
      const result = await this.invoke(route, args);
      this.send(response, result);
    } catch (error) {
      /**
       * Authentication errors for login page are handled by the express app
       */
      if (
        context.request.path === '/login' &&
        (error.status === 401 || error.name === 'UnauthorizedError')
      ) {
        /**
         * The express app that routed the /signup call to LB App, will handle the error event.
         */
        context.response.emit(
          'UnauthorizedError',
          'User Authentication Failed',
        );
        return;
      }

      if (
        error.code === AUTHENTICATION_STRATEGY_NOT_FOUND ||
        error.code === USER_PROFILE_NOT_FOUND
      ) {
        Object.assign(error, {statusCode: 401 /* Unauthorized */});
      }
      this.reject(context, error);
      return;
    }
  }
}