{

How to get FullURL and Domain with NestJS?


In this tutorial, We will look into how to get Full URL in NestJS controller with code examples.

How to get Full URL and hostname in NestJS Controller

To get Full Url in NestJS controller, Please follow below steps

  • First, Import Request into controller
import {Request} from 'express';
  • Next, Inject Request object into Controller method with type @Req decorator
  @Get("url")
  getUrl(@Req() req: Request): void {}
  • req object holds request header and body details
    • req.protocol : gives http or https protocol of calling URL
    • req.get(‘Host’): returns hostname of url
    • req.originalUrl: returns url excluding domain and protocal
    const protocol = req.protocol;
    const host = req.get('Host');
    const originUrl = req.originalUrl;
    const fullUrl = protocol + host + originUrl;

Here is an complete code example

import { Controller, Get, Req } from '@nestjs/common';
import { Request } from 'express';


@Controller("api")
export class AppController {
  constructor() { }

  @Get("url")
  getUrl(@Req() req: Request): void {
    const protocol = req.protocol;
    const host = req.get('Host');
    const originUrl = req.originalUrl;
    const fullUrl = protocol + host + originUrl;
    console.log(fullUrl)
  }

}

It prints to console

http://localhost:3000/api/url
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