create upload path

src/game/game.controller.ts

@@ -10,12 +10,16 @@ import {
   UseInterceptors,
   ClassSerializerInterceptor,
   Delete,
+  UploadedFile,
 } from '@nestjs/common';
+import { FileInterceptor } from '@nestjs/platform-express';
+import { diskStorage } from 'multer';
+import { extname } from 'path';
 
 import { GameService } from './game.service';
 import { AuthGuard } from '../shared/auth.guard';
 import { User } from '../user/user.decorator';
-import { GameDTO, FlagboxEventDTO, GameStateDTO } from './game.dto';
+import { GameDTO, FlagboxEventDTO, GameStateDTO, newGameDTO } from './game.dto';
 import { ValidationPipe } from '../shared/validation.pipe';
 import { Roles, GameStates } from '../shared/guard.decorator';
 import { GameEntity } from './game.entity';
@@ -36,7 +40,7 @@ export class GameController {
   @Post('new')
   @UseGuards(new AuthGuard())
   @UsePipes(new ValidationPipe())
-  async newGame(@User('id') person, @Body() body: GameDTO) {
+  async newGame(@User('id') person, @Body() body: newGameDTO) {
     return this.gameservice.createNewGame(person, body);
   }
 
@@ -101,4 +105,25 @@ export class GameController {
   async flagboxEvent(@Param('id') id: string, @Body() data: FlagboxEventDTO) {
     return this.gameservice.flagboxEvent(id, data);
   }
+
+  @Post('upload')
+  @UseInterceptors(
+    FileInterceptor('image', {
+      storage: diskStorage({
+        destination: './images',
+        filename: (req, file, cb) => {
+          // Generating a 32 random chars long string
+          const randomName = Array(32)
+            .fill(null)
+            .map(() => Math.round(Math.random() * 16).toString(16))
+            .join('');
+          //Calling the callback passing the random name generated with the original extension name
+          cb(null, `${randomName}${extname(file.originalname)}`);
+        },
+      }),
+    }),
+  )
+  uploadImage(@UploadedFile() image) {
+    return image;
+  }
 }