access-logger.interceptor.ts

import {
  CallHandler,
  ExecutionContext,
  Injectable,
  Logger,
  NestInterceptor
} from '@nestjs/common';
import { Observable, tap } from 'rxjs';

@Injectable()
export class AccessLoggerInterceptor implements NestInterceptor {
  private readonly logger = new Logger(AccessLoggerInterceptor.name);

  intercept(context: ExecutionContext, next: CallHandler): Observable<any> {
    const now = Date.now();
    const path = context.getArgs()[0].url;
    const method = context.getArgs()[0].method;
    const statusCode = context.getArgs()[1].statusCode;

    this.logger.log(`Request:  ${method} | ${path}`);

    return next.handle().pipe(
      tap(() => {
        this.logger.log(
          `Response: ${method} | ${path} | Status:${statusCode} | Duration: ${Date.now() - now}ms`,
        );
      }),
    );
  }
}