@rzl-zone/utils-js/dist/next/server/index.js

A modern, lightweight set of JavaScript utility functions with TypeScript support for everyday development, crafted to enhance code readability and maintainability.

/*!
 * ====================================================
 * Rzl Utils-JS.
 * ----------------------------------------------------
 * Version: 3.11.0.
 * Author: Rizalvin Dwiky.
 * Repository: https://github.com/rzl-zone/utils-js.
 * ====================================================
 */
import { isFunction, assertIsBoolean } from '../../chunk-MSUW5VHZ.js';
import 'server-only';
import { NextRequest } from 'next/server';

var getClientIpOrUrl = (request, includeFullUrl = true) => {
  if (!isFunction(NextRequest)) {
    throw new Error(
      "Function `getClientIpOrUrl` is designed to be used in a `NextJS` environment."
    );
  }
  if (!(request instanceof NextRequest)) {
    throw new TypeError(
      "First parameter (`request`) must be an `instance of NextRequest` from `NextJS`."
    );
  }
  assertIsBoolean(includeFullUrl, {
    message: ({ currentType, validType }) => `Second parameter (\`includeFullUrl\`) must be of type \`${validType}\`, but received: \`${currentType}\`.`
  });
  const forwardedIps = (request.headers.get("x-forwarded-for") ?? "127.0.0.1").trim().split(",");
  if (forwardedIps[0] === "::ffff:127.0.0.1" || forwardedIps[0] === "::1") {
    forwardedIps[0] = "127.0.0.1";
  }
  const clientIp = forwardedIps.length > 1 ? forwardedIps[forwardedIps.length - 1].trim() : forwardedIps[0];
  if (!includeFullUrl) {
    return clientIp;
  }
  const protocol = request.headers.get("x-forwarded-proto") || "http";
  const port = request.headers.get("x-forwarded-port") || "3000";
  return `${process.env.NODE_ENV === "production" ? protocol : "http"}://${clientIp}:${port}`;
};

export { getClientIpOrUrl };