Nestjs Vercel deploy fix

.env.example

@@ -2,7 +2,6 @@ HOST=https://example.com
 PORT=3000
 LOCAL=true
 DRIVE_ROOT_DIR=Health-test
-GOOGLE_API_KEY=xxxxxxxxxxxxxxxxxxx
 SLACK_API_URL=https://slack.com/api
 SLACK_CLIENT_ID=1234567890123.1234567890123
 SLACK_CLIENT_SECRET=xxxxxxxxxxxxxxxxxxx

nest-cli.json

@@ -3,6 +3,7 @@
   "collection": "@nestjs/schematics",
   "sourceRoot": "src",
   "compilerOptions": {
-    "deleteOutDir": true
+    "deleteOutDir": true,
+    "assets": ["**/*.njk"]
   }
 }

package.json

@@ -24,9 +24,12 @@
     "@nestjs/common": "^9.0.0",
     "@nestjs/core": "^9.0.0",
     "@nestjs/platform-express": "^9.0.0",
+    "@types/express-fileupload": "^1.4.1",
+    "@types/moment": "^2.13.0",
     "axios": "^1.3.6",
     "dotenv": "^16.0.3",
     "express-fileupload": "^1.4.0",
+    "express-serve-static-core": "^0.1.1",
     "googleapis": "^118.0.0",
     "googleapis-common": "^6.0.4",
     "moment": "^2.29.4",

src/app.controller.ts

@@ -1,5 +1,5 @@
 import { Controller, Get, Req, Res } from '@nestjs/common';
-import { Request, Response } from 'express';
+import type { Request, Response } from 'express-serve-static-core';
 import { GoogleAuthService } from './modules/authentication/services/googleAuth.service';
 
 @Controller()
@@ -14,7 +14,7 @@ export class AppController {
     } catch (ex) {
       requiredAuth = true;
     }
-    res.render('views/pages/index.njk', {
+    res.render('pages/index.njk', {
       authUrl: this.googleAuthService.generateAuthUrl(
         await this.googleAuthService.getAuthClient(),
       ),

src/common/constants.ts

@@ -1,5 +1,4 @@
-/* eslint-disable @typescript-eslint/no-var-requires */
-import * as path from 'path';
+import path from 'path';
 
 // @NOTE: If modifying these scopes, delete token.json.
 export const SCOPES = [

src/main.ts

@@ -1,28 +1,31 @@
 /* eslint-disable @typescript-eslint/no-var-requires */
 import { NestFactory } from '@nestjs/core';
 import { NestExpressApplication } from '@nestjs/platform-express';
-import { join } from 'path';
+import path, { join } from 'path';
 import { AppModule } from './app.module';
 
-import * as dotenv from 'dotenv';
-import * as fs from 'fs';
-import * as os from 'os';
-import * as fileUpload from 'express-fileupload';
-import * as nunjucks from 'nunjucks';
+import dotenv from 'dotenv';
+import fs from 'fs';
+import os from 'os';
+import fileUpload from 'express-fileupload';
+import nunjucks from 'nunjucks';
 
 dotenv.config();
 
 const ROOT_DIR: string = join(__dirname, '..');
+// @TODO: pass proper production flag here
 const IS_PRODUCTION: boolean = process.env.LOCAL !== 'true';
+const IS_LOCAL: boolean = process.env.LOCAL === 'true';
 
 async function bootstrap() {
-  const options = {
-    key: fs.readFileSync(ROOT_DIR + '/localhost-key.pem'),
-    cert: fs.readFileSync(ROOT_DIR + '/localhost.pem'),
-  };
-  const app: NestExpressApplication = await NestFactory.create(AppModule, {
-    httpsOptions: options,
-  });
+  const app: NestExpressApplication = IS_LOCAL
+    ? await NestFactory.create(AppModule, {
+        httpsOptions: {
+          key: fs.readFileSync(ROOT_DIR + '/localhost-key.pem'),
+          cert: fs.readFileSync(ROOT_DIR + '/localhost.pem'),
+        },
+      })
+    : await NestFactory.create(AppModule);
 
   app.use(
     fileUpload({
@@ -41,7 +44,7 @@ async function bootstrap() {
     noCache: !IS_PRODUCTION,
   };
 
-  nunjucks.configure(join(ROOT_DIR, IS_PRODUCTION ? 'dist' : 'src'), opts);
+  nunjucks.configure(path.resolve(__dirname, 'views'), opts);
 
   app.enableCors();
   app.set('trust proxy', 1);
@@ -51,4 +54,5 @@ async function bootstrap() {
     console.log(`server running on ${port}`);
   });
 }
+
 bootstrap();

src/modules/authentication/controllers/auth.controller.ts

@@ -1,5 +1,5 @@
 import { Controller, Get, Req, Res } from '@nestjs/common';
-import { Request, Response } from 'express';
+import { Request, Response } from 'express-serve-static-core';
 import { GoogleAuthService } from '../services/googleAuth.service';
 import { deleteFile } from '../../../services/utils/files.service';
 
@@ -26,7 +26,7 @@ export class AuthController {
 
   @Get('/auth')
   async goToAuth(@Res() res: Response) {
-    res.render('views/pages/authenticate/index.njk', {
+    res.render('pages/authenticate/index.njk', {
       authUrl: this.googleAuthService.generateAuthUrl(
         await this.googleAuthService.getAuthClient(),
       ),

src/modules/authentication/services/googleAuth.service.ts

@@ -3,13 +3,13 @@ import { Inject, Injectable } from '@nestjs/common';
 import { google } from 'googleapis';
 import { OAuth2Client } from 'googleapis-common';
 import { deleteFile } from '../../../services/utils/files.service';
-import { Request, Response } from 'express';
+import { Request, Response } from 'express-serve-static-core';
 import { CREDENTIALS_PATH, SCOPES } from '../../../common/constants';
 
-import * as fs from 'fs';
-import * as url from 'url';
-import * as os from 'os';
-import * as path from 'path';
+import fs from 'fs';
+import url from 'url';
+import os from 'os';
+import path from 'path';
 
 @Injectable()
 export class GoogleAuthService {

src/modules/calendar/controllers/calendar.controller.ts

@@ -3,7 +3,7 @@ import { TriggersService } from '../services/triggers.service';
 import { GoogleAuthService } from '../../authentication/services/googleAuth.service';
 import { EventsService } from '../services/events.service';
 import { WatchService } from '../services/watch.service';
-import { Request, Response } from 'express';
+import { Request, Response } from 'express-serve-static-core';
 
 @Controller()
 export class CalendarController {
@@ -35,7 +35,7 @@ export class CalendarController {
 
       this.watchService.watchCalendarEvents(authClient);
 
-      res.render('views/pages/slack/integrate.njk');
+      res.render('pages/slack/integrate.njk');
     });
   }
 }

src/modules/calendar/services/events.service.ts

@@ -2,7 +2,7 @@
 import { Injectable } from '@nestjs/common';
 import { calendar_v3, google } from 'googleapis';
 
-import * as moment from 'moment';
+import moment from 'moment';
 
 @Injectable()
 export class EventsService {
@@ -14,9 +14,6 @@ export class EventsService {
     const calendar = google.calendar({
       version: 'v3',
       auth,
-      params: {
-        key: process.env.GOOGLE_API_KEY,
-      },
     });
     const res = await calendar.events.list({
       calendarId: 'primary',

src/modules/calendar/services/watch.service.ts

@@ -12,9 +12,6 @@ export class WatchService {
   async watchCalendarEvents(auth) {
     const calendar = google.calendar({
       version: 'v3',
-      params: {
-        key: process.env.GOOGLE_API_KEY,
-      },
       auth,
     });
     const channel = {
@@ -41,9 +38,6 @@ export class WatchService {
   stopWatchingCalendarEvents(auth) {
     const calendar = google.calendar({
       version: 'v3',
-      params: {
-        key: process.env.GOOGLE_API_KEY,
-      },
       auth,
     });
 

src/modules/drive/controllers/drive.controller.ts

@@ -1,6 +1,6 @@
 import { Controller, Get, Post, Req, Res } from '@nestjs/common';
 import { UploadService } from '../services/upload.service';
-import { Request, Response } from 'express';
+import { Request, Response } from 'express-serve-static-core';
 import { GoogleAuthService } from '../../authentication/services/googleAuth.service';
 
 @Controller()
@@ -19,7 +19,7 @@ export class DriveController {
       requiredAuth = true;
     }
 
-    res.render('views/pages/drive/upload.njk', {
+    res.render('pages/drive/upload.njk', {
       authUrl: this.googleAuthService.generateAuthUrl(
         await this.googleAuthService.getAuthClient(),
       ),

src/modules/drive/services/upload.service.ts

@@ -3,8 +3,8 @@ import { Injectable } from '@nestjs/common';
 import { google } from 'googleapis';
 import { commaSeparatedValues } from '../../../services/utils/strings.service';
 
-import * as fs from 'fs';
-import * as moment from 'moment';
+import fs from 'fs';
+import moment from 'moment';
 
 @Injectable()
 export class UploadService {
@@ -18,9 +18,6 @@ export class UploadService {
 
     const service = google.drive({
       version: 'v3',
-      params: {
-        key: process.env.GOOGLE_API_KEY,
-      },
       auth: oauth2Client,
     });
 

test/app.e2e-spec.ts

@@ -3,7 +3,7 @@ import { Test, TestingModule } from '@nestjs/testing';
 import { INestApplication } from '@nestjs/common';
 import { AppModule } from './../src/app.module';
 
-import * as request from 'supertest';
+import request from 'supertest';
 
 describe('AppController (e2e)', () => {
   let app: INestApplication;

tsconfig.json

@@ -4,6 +4,7 @@
     "declaration": true,
     "removeComments": true,
     "emitDecoratorMetadata": true,
+    "esModuleInterop": true,
     "experimentalDecorators": true,
     "allowSyntheticDefaultImports": true,
     "target": "es2017",