export function handleFunctionRequest()

in src/msha/handlers/function.handler.ts [88:123]

31 lines of code
3 McCabe index (conditional complexity)


export function handleFunctionRequest(req: http.IncomingMessage, res: http.ServerResponse) {
  let cliApiUri = SWA_CLI_API_URI();
  const { protocol, hostname, port } = parseUrl(cliApiUri);
  const target = hostname === "localhost" ? `${protocol}//127.0.0.1:${port}` : cliApiUri;

  if (HAS_API) {
    logger.silly(`function request detected. Proxying to Azure Functions emulator`);
    logger.silly(` - target: ${chalk.yellow(target)}`);
  } else {
    logger.log(`***************************************************************************`);
    logger.log(`** Functions request detected but no endpoint configuration was found.   **`);
    logger.log(`** Please use the --api-location option to configure a function endpoint.**`);
    logger.log(`***************************************************************************`);
  }

  proxyApi.web(
    req,
    res,
    {
      target,
    },
    onConnectionLost(req, res, target, "↳"),
  );

  proxyApi.once("proxyReq", (proxyReq: http.ClientRequest) => {
    injectHeaders(proxyReq, target);
    injectClientPrincipalCookies(proxyReq);
  });

  proxyApi.once("proxyRes", (proxyRes: http.IncomingMessage) => {
    logger.silly(`getting response from remote host`);
    logRequest(req, "", proxyRes.statusCode);
  });

  logRequest(req, target);
}