chore:使用 nest -h 生成不同的模块

package.json

@@ -24,6 +24,7 @@
     "@nestjs/common": "^9.0.0",
     "@nestjs/core": "^9.0.0",
     "@nestjs/platform-express": "^9.0.0",
+    "nanoid": "^4.0.0",
     "reflect-metadata": "^0.1.13",
     "rimraf": "^3.0.2",
     "rxjs": "^7.2.0"

src/app.controller.ts

@@ -1,16 +1,21 @@
-import { Controller, Get } from '@nestjs/common';
+import { Controller, Get, Param } from '@nestjs/common';
 import { AppService } from './app.service';
 
 @Controller()
 export class AppController {
-  constructor(private readonly appService: AppService) {}
+  constructor(private readonly appService: AppService) { }
 
   @Get()
   getHello(): string {
     return this.appService.getHello();
   }
   @Get('/list')
-  getSwipList():any[]{
+  getSwipList(): any[] {
     return this.appService.getSwipList();
   }
+  @Get(':id')
+  //  @Param('id') 有参数的话，返回的就是没有被序列化的值 --> 没有参数的话，会自动序列化
+  say(@Param('id') id: string): string {
+    return id
+  }
 }

src/app.module.ts

@@ -1,10 +1,15 @@
-import { Module } from '@nestjs/common';
+import { MiddlewareConsumer, Module } from '@nestjs/common';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
+import { CatModule } from './cat/cat.module';
 
 @Module({
-  imports: [],
+  imports: [CatModule],
   controllers: [AppController],
   providers: [AppService],
 })
-export class AppModule {}
+export class AppModule {
+  // configure(consumer:MiddlewareConsumer){
+  //   consumer.apply().forRoutes()
+  // }
+}

src/app.service.ts

@@ -1,26 +1,30 @@
 import { Injectable } from '@nestjs/common';
 interface Swipe {
-  name:string,
-  imgUrl:string
+  uuid: number,
+  imgUrl: string
 }
 @Injectable()
 export class AppService {
   getHello(): string {
     return 'Hello World!';
   }
-  getSwipList():Swipe[]{
+  getSwipList(): Swipe[] {
     const imgList = [
       {
-        name:"第一张数据11",
-        imgUrl:"test11"
+        uuid: Math.random() * 6,
+        imgUrl: "https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fimg.jj20.com%2Fup%2Fallimg%2Ftp09%2F210F2130512J47-0-lp.jpg&refer=http%3A%2F%2Fimg.jj20.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=auto?sec=1665481740&t=0bfa9f3d1f071e8381f14a1e858fa2d6"
       },
       {
-        name:"第一张",
-        imgUrl:"test"
+        uuid: Math.random() * 6,
+        imgUrl: "https://img1.baidu.com/it/u=1546227440,2897989905&fm=253&fmt=auto&app=138&f=JPEG?w=889&h=500"
       },
       {
-        name:"第一张",
-        imgUrl:"test"
+        uuid: Math.random() * 6,
+        imgUrl: "https://img0.baidu.com/it/u=747797291,1321739150&fm=253&fmt=auto&app=138&f=JPEG?w=889&h=500"
+      },
+      {
+        uuid: Math.random() * 6,
+        imgUrl: "https://img0.baidu.com/it/u=3643895624,2552772604&fm=253&fmt=auto&app=120&f=JPEG?w=1200&h=675"
       },
     ]
     return imgList

src/cat/cat.controller.spec.ts

@@ -0,0 +1,18 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { CatController } from './cat.controller';
+
+describe('CatController', () => {
+  let controller: CatController;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      controllers: [CatController],
+    }).compile();
+
+    controller = module.get<CatController>(CatController);
+  });
+
+  it('should be defined', () => {
+    expect(controller).toBeDefined();
+  });
+});

src/cat/cat.controller.ts

@@ -0,0 +1,5 @@
+import { Controller } from '@nestjs/common';
+
+@Controller('cat')
+export class CatController {
+}

src/cat/cat.module.ts

@@ -0,0 +1,7 @@
+import { Module } from '@nestjs/common';
+import { CatController } from './cat.controller';
+
+@Module({
+  controllers: [CatController]
+})
+export class CatModule {}

src/main.ts

@@ -3,6 +3,7 @@ import { AppModule } from './app.module';
 
 async function bootstrap() {
   const app = await NestFactory.create(AppModule);
-  await app.listen(3000);
+  app.enableCors();//node设置跨域
+  await app.listen(5000);
 }
 bootstrap();