feat: Basic setup with auth

common/exceptions/custom-exceptions.ts

@@ -0,0 +1,8 @@
+import { HttpException, HttpStatus } from '@nestjs/common';
+
+// Base exception
+export class BaseException extends HttpException {
+  protected constructor(code: string, message: string, status: HttpStatus) {
+    super({ code, message }, status);
+  }
+}

common/exceptions/exception-filter.ts

@@ -0,0 +1,32 @@
+import {
+  ExceptionFilter,
+  Catch,
+  ArgumentsHost,
+  HttpException,
+  Logger,
+} from '@nestjs/common';
+import { Request, Response } from 'express';
+
+@Catch(HttpException) // What exception to catch
+export class HttpExceptionFilter implements ExceptionFilter<HttpException> {
+  constructor(private readonly logger: Logger) {}
+  catch(exception: HttpException, host: ArgumentsHost) {
+    const ctx = host.switchToHttp();
+    const request: Request = ctx.getRequest();
+    const response: Response = ctx.getResponse();
+    const status = exception.getStatus();
+
+    if (status >= 500) {
+      this.logger.warn({
+        method: request.method,
+        url: request.url,
+        message: exception.message,
+      });
+    }
+
+    response.status(status).json({
+      message: exception.message,
+      statusCode: status,
+    });
+  }
+}

common/exceptions/index.ts

@@ -0,0 +1 @@
+export * from './custom-exceptions';