create loggerService

package.json

@@ -21,7 +21,8 @@
   "homepage": "https://github.com/AveselsJS/dependency-ingection-practice#readme",
   "dependencies": {
     "express": "^4.17.2",
-    "nodemon": "^2.0.15"
+    "nodemon": "^2.0.15",
+    "tslog": "^3.3.2"
   },
   "devDependencies": {
     "@types/express": "^4.17.13"

src/app.ts

@@ -1,15 +1,18 @@
 import express, {Express} from 'express';
 import { userRouter } from './users/users';
 import { Server} from 'http';
+import { LoggerService } from './logger/logger.service';
 
 export class App {
     app: Express;
     server: Server;
     port: number;
+    logger: LoggerService;
 
-    constructor() {
-        this.app = express()
+    constructor(logger: LoggerService) {
+        this.app = express();
         this.port = 8000;
+        this.logger = logger;
     }
 
     useRoutes() {
@@ -19,6 +22,6 @@ export class App {
     public async init() {
         this.useRoutes();
         this.server = this.app.listen(this.port);
-        console.log(`Сервер запущен на http://localhost:${this.port}`);
+        this.logger.log(`Сервер запущен на http://localhost:${this.port}`);
     }
 }

src/logger/logger.service.ts

@@ -0,0 +1,26 @@
+import {Logger} from 'tslog'
+
+export class LoggerService {
+    private logger: Logger;
+
+    constructor() {
+        this.logger = new Logger({
+            displayInstanceName: false,
+            displayLoggerName: false,
+            displayFilePath: 'hidden',
+            displayFunctionName: false
+        })
+    }
+
+    log(...args: unknown[]) {
+        this.logger.info(...args);
+    }
+
+    error(...args: unknown[]) {
+        this.logger.error(...args);
+    }
+
+    warn(...args: unknown[]) {
+        this.logger.warn(...args);
+    }
+}

src/main.ts

@@ -1,7 +1,8 @@
 import { App } from "./app";
+import { LoggerService } from "./logger/logger.service";
 
 async function bootstrap() {
-    const app = new App();
+    const app = new App(new LoggerService);
     await app.init();
 }