完善化模板

.env.example

@@ -0,0 +1,5 @@
+DB_HOST=localhost
+DB_PORT=3306
+DB_USERNAME=root
+DB_PASSWORD=your_password
+DB_DATABASE=your_database

eslint.config.mjs

@@ -26,7 +26,7 @@ export default tseslint.config(
   },
   {
     rules: {
-      '@typescript-eslint/no-explicit-any': 'off',
+      '@typescript-eslint/no-explicit-any': 'warn',
       '@typescript-eslint/no-floating-promises': 'warn',
       '@typescript-eslint/no-unsafe-argument': 'warn',
       "prettier/prettier": ["error", { endOfLine: "auto" }],

src/app.controller.spec.ts

@@ -1,22 +0,0 @@
-import { Test, TestingModule } from '@nestjs/testing';
-import { AppController } from './app.controller';
-import { AppService } from './app.service';
-
-describe('AppController', () => {
-  let appController: AppController;
-
-  beforeEach(async () => {
-    const app: TestingModule = await Test.createTestingModule({
-      controllers: [AppController],
-      providers: [AppService],
-    }).compile();
-
-    appController = app.get<AppController>(AppController);
-  });
-
-  describe('root', () => {
-    it('should return "Hello World!"', () => {
-      expect(appController.getHello()).toBe('Hello World!');
-    });
-  });
-});

src/app.controller.ts

@@ -1,12 +0,0 @@
-import { Controller, Get } from '@nestjs/common';
-import { AppService } from './app.service';
-
-@Controller()
-export class AppController {
-  constructor(private readonly appService: AppService) {}
-
-  @Get()
-  getHello(): string {
-    return this.appService.getHello();
-  }
-}

src/app.module.ts

@@ -1,10 +1,15 @@
 import { Module } from '@nestjs/common';
-import { AppController } from './app.controller';
+import { ConfigModule, ConfigService } from '@nestjs/config';
-import { AppService } from './app.service';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import databaseConfig from '@/config/database.config';
 
 @Module({
-  imports: [],
+  imports: [
-  controllers: [AppController],
+    ConfigModule.forRoot({ isGlobal: true, load: [databaseConfig] }),
-  providers: [AppService],
+    TypeOrmModule.forRootAsync({
+      inject: [ConfigService],
+      useFactory: (config: ConfigService) => config.get('database')!,
+    }),
+  ],
 })
 export class AppModule {}

src/app.service.ts

@@ -1,8 +0,0 @@
-import { Injectable } from '@nestjs/common';
-
-@Injectable()
-export class AppService {
-  getHello(): string {
-    return 'Hello World!';
-  }
-}

src/config/database.config.ts

@@ -0,0 +1,18 @@
+import { registerAs } from '@nestjs/config';
+import { TypeOrmModuleOptions } from '@nestjs/typeorm';
+
+export default registerAs(
+  'database',
+  (): TypeOrmModuleOptions => ({
+    type: 'mysql',
+    host: process.env.DB_HOST || 'localhost',
+    port: parseInt(process.env.DB_PORT ?? '3306', 10),
+    username: process.env.DB_USERNAME || 'root',
+    password: process.env.DB_PASSWORD || '',
+    database: process.env.DB_DATABASE,
+    autoLoadEntities: true,
+    synchronize: process.env.NODE_ENV !== 'production',
+    logging:
+      process.env.NODE_ENV !== 'production' ? ['query', 'error'] : ['error'],
+  }),
+);

src/main.ts

@@ -1,8 +1,23 @@
-import { NestFactory } from '@nestjs/core';
+import { NestFactory, Reflector } from '@nestjs/core';
+import { ClassSerializerInterceptor, ValidationPipe } from '@nestjs/common';
+import 'reflect-metadata';
 import { AppModule } from './app.module';
 
 async function bootstrap() {
   const app = await NestFactory.create(AppModule);
-  await app.listen(process.env.PORT ?? 3000);
+
+  app.useGlobalPipes(
+    new ValidationPipe({
+      whitelist: true, // 自动剥离未声明的属性
+      forbidNonWhitelisted: true, // 收到未声明属性时报错
+      transform: true, // 自动类型转换
+    }),
+  );
+
+  app.useGlobalInterceptors(new ClassSerializerInterceptor(app.get(Reflector)));
+
+  await app.listen(3000);
+  console.log('Application is running on: http://localhost:3000');
 }
+
 bootstrap();

tsconfig.json

@@ -18,9 +18,9 @@
     "skipLibCheck": true,
     "strictNullChecks": true,
     "forceConsistentCasingInFileNames": true,
-    "noImplicitAny": false,
+    "noImplicitAny": true,
-    "strictBindCallApply": false,
+    "strictBindCallApply": true,
-    "noFallthroughCasesInSwitch": false,
+    "noFallthroughCasesInSwitch": true,
     "paths": {
       "@/*": ["src/*"]
     }