add basic data

src/app.module.ts

@@ -2,7 +2,7 @@ import { Module } from '@nestjs/common';
 import { GraphQLModule } from '@nestjs/graphql';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
-import { CatsController } from './cats/cats.controller';
+// import { CatsController } from './cats/cats.controller';
 import { CatsService } from './cats/cats.service';
 import { CatsModule } from './cats/cats.module';
 
@@ -15,7 +15,8 @@ import { CatsModule } from './cats/cats.module';
     }),
     CatsModule,
   ],
-  controllers: [AppController, CatsController],
+  // controllers: [AppController, CatsController],
+  controllers: [AppController],
   providers: [AppService, CatsService],
 })
 export class AppModule {}

src/cats/cats.controller.ts

@@ -1,4 +1,61 @@
-import { Controller } from '@nestjs/common';
+import { Controller, Get } from '@nestjs/common';
+import { CatsService } from './cats.service';
+import Data from '../interfaces/data';
 
 @Controller('cats')
-export class CatsController {}
+export class CatsController {
+  constructor(private readonly catsService: CatsService) {}
+
+  @Get()
+  findAll(): string {
+    return this.catsService.findAll();
+  }
+
+  @Get('/data')
+  findDataSource(): Data[] {
+    return [
+      {
+        key: '1',
+        name: 'John Brown',
+        age: 32,
+        address: 'New York No. 1 Lake Park',
+        tags: ['nice', 'developer'],
+      },
+      {
+        key: '2',
+        name: 'Jim Green',
+        age: 42,
+        address: 'London No. 1 Lake Park',
+        tags: ['loser'],
+      },
+      {
+        key: '3',
+        name: 'Joe Black',
+        age: 32,
+        address: 'Sidney No. 1 Lake Park',
+        tags: ['cool', 'teacher'],
+      },
+      {
+        key: '4',
+        name: 'John Brown',
+        age: 32,
+        address: 'New York No. 1 Lake Park',
+        tags: ['nice', 'developer'],
+      },
+      {
+        key: '5',
+        name: 'Jim Green',
+        age: 42,
+        address: 'London No. 1 Lake Park',
+        tags: ['loser'],
+      },
+      {
+        key: '6',
+        name: 'Joe Black',
+        age: 32,
+        address: 'Sidney No. 1 Lake Park',
+        tags: ['cool', 'teacher'],
+      },
+    ];
+  }
+}

src/cats/cats.service.ts

@@ -1,4 +1,8 @@
 import { Injectable } from '@nestjs/common';
 
 @Injectable()
-export class CatsService {}
+export class CatsService {
+  findAll(): string {
+    return 'some cats';
+  }
+}

src/interfaces/data.ts

@@ -0,0 +1,9 @@
+interface Data {
+  key: string;
+  name: string;
+  age: number;
+  address: string;
+  tags: string[];
+}
+
+export default Data;

src/main.ts

@@ -10,6 +10,6 @@ async function bootstrap() {
     AppModule,
     new FastifyAdapter({ logger: true }),
   );
-  await app.listen(3000);
+  await app.listen(4000);
 }
 bootstrap();