jws-backend/src/middlewares/auth.ts

import Express from "express";
import HttpError from "../interfaces/http-error";
import HttpStatus from "../interfaces/http-status";
import { keycloakAuth } from "./auth-provider/keycloak";

export async function expressAuthentication(
  request: Express.Request,
  securityName: string,
  scopes?: string[],
) {
  switch (securityName) {
    case "keycloak":
      const authData = await keycloakAuth(request, scopes);
      request.app.locals.logData.sessionId = authData.session_state;
      return authData;
    default:
      throw new HttpError(
        HttpStatus.NOT_IMPLEMENTED,
        "Unknown how to verify identity.",
        "unknowHowToVerify",
      );
  }
}