building dist and environment paths rework

src/backend/.env.default

@@ -0,0 +1,4 @@
+DB_PATH=./config/db.sqlite
+FE_PATH=../frontend/browser
+DOWNLOADS_PATH=./downloads
+FORMAT=mp3

src/backend/.gitignore

@@ -45,6 +45,7 @@ lerna-debug.log*
 # temp directory
 .temp
 .tmp
+config
 
 # Runtime data
 pids

src/backend/package.json

@@ -11,7 +11,7 @@
     "start": "nest start",
     "start:dev": "nest start --watch",
     "start:debug": "nest start --debug --watch",
-    "start:prod": "node dist/main",
+    "start:prod": "node ../../dist/backend/main",
     "lint": "eslint \"{src,apps,libs,test}/**/*.ts\" --fix",
     "test": "jest",
     "test:watch": "jest --watch",

src/backend/src/app.module.ts

@@ -9,6 +9,7 @@ import {TrackModule} from "./track/track.module";
 import {PlaylistModule} from "./playlist/playlist.module";
 import {PlaylistEntity} from "./playlist/playlist.entity";
 import { resolve } from 'path';
+import {EnviromentEnum} from "./enviroment.enum";
 
 @Module({
   imports: [
@@ -18,7 +19,7 @@ import { resolve } from 'path';
       imports:[ConfigModule],
       useFactory: async (configService: ConfigService) => ({
         type: 'sqlite',
-        database: configService.get<string>('DB'),
+        database: resolve(__dirname, configService.get<string>(EnviromentEnum.DB_PATH)),
         entities: [TrackEntity, PlaylistEntity],
         synchronize: true,
       }),
@@ -27,7 +28,7 @@ import { resolve } from 'path';
     ServeStaticModule.forRootAsync({
       imports:[ConfigModule],
       useFactory: async (configService: ConfigService) => ([{
-        rootPath: resolve(__dirname, configService.get<string>('FE')),
+        rootPath: resolve(__dirname, configService.get<string>(EnviromentEnum.FE_PATH)),
         exclude: ['/api/(.*)'],
       }]),
       inject: [ConfigService]

src/backend/src/enviroment.enum.ts

@@ -0,0 +1,6 @@
+export enum EnviromentEnum {
+    DB_PATH = 'DB_PATH',
+    FE_PATH = 'FE_PATH',
+    DOWNLOADS_PATH = 'DOWNLOADS_PATH',
+    FORMAT = 'FORMAT',
+}

src/backend/src/main.ts

@@ -9,5 +9,5 @@ async function bootstrap() {
   await app.listen(3000);
 }
 bootstrap();
-const folderName = resolve(__dirname, process.env.DOWNLOADS);
+const folderName = resolve(__dirname, process.env.DOWNLOADS_PATH);
 !fs.existsSync(folderName) && fs.mkdirSync(folderName);

src/backend/src/track/track.controller.ts

@@ -5,6 +5,7 @@ import {createReadStream} from "fs";
 import { resolve } from 'path';
 import type { Response } from 'express';
 import {ConfigService} from "@nestjs/config";
+import {EnviromentEnum} from "../enviroment.enum";
 
 @Controller('track')
 export class TrackController {
@@ -26,8 +27,8 @@ export class TrackController {
     @Get('download/:id')
     async getFile(@Res({ passthrough: true }) res: Response, @Param('id') id: number): Promise<StreamableFile> {
         const track = await this.service.findOne(id);
-        const fileName = `${track.artist} - ${track.song}.${this.configService.get<string>('FORMAT')}`;
-        const filePath = createReadStream(resolve(__dirname, '..', this.configService.get<string>('DOWNLOADS'), fileName));
+        const fileName = `${track.artist} - ${track.song}.${this.configService.get<string>(EnviromentEnum.FORMAT)}`;
+        const filePath = createReadStream(resolve(__dirname, '..', this.configService.get<string>(EnviromentEnum.DOWNLOADS_PATH), fileName));
         res.set({'Content-Disposition': `attachment; filename="${fileName}`});
         return new StreamableFile(filePath);
     }

src/backend/src/track/track.service.ts

@@ -14,6 +14,7 @@ import {resolve} from "path";
 import {WebSocketGateway, WebSocketServer} from "@nestjs/websockets";
 import {Server} from "socket.io";
 import * as ffmpeg from 'fluent-ffmpeg';
+import {EnviromentEnum} from "../enviroment.enum";
 
 @WebSocketGateway()
 @Injectable()
@@ -108,13 +109,13 @@ export class TrackService {
                 .on('error', (err) => reject(err));
             ffmpeg(audio)
                 .outputOptions('-metadata', `title=${track.song}`, '-metadata', `artist=${track.artist}`)
-                .format(this.configService.get<string>('FORMAT'))
+                .format(this.configService.get<string>(EnviromentEnum.FORMAT))
                 .on('error', (err) => reject(err))
                 .pipe(
                     fs.createWriteStream(
                         resolve(
-                            __dirname, '..', this.configService.get<string>('DOWNLOADS'),
-                            `${track.artist} - ${track.song.replace('/', '')}.${this.configService.get<string>('FORMAT')}`
+                            __dirname, '..', this.configService.get<string>(EnviromentEnum.DOWNLOADS_PATH),
+                            `${track.artist} - ${track.song.replace('/', '')}.${this.configService.get<string>(EnviromentEnum.FORMAT)}`
                         )
                     ).on('finish', () => res()).on('error', (err) => reject(err))
                 );

src/backend/tsconfig.json

@@ -8,7 +8,7 @@
     "allowSyntheticDefaultImports": true,
     "target": "ES2021",
     "sourceMap": true,
-    "outDir": "./dist",
+    "outDir": "../../dist/backend",
     "baseUrl": "./",
     "incremental": true,
     "skipLibCheck": true,