#1 БЭК

package-lock.json

+{
+  "name": "homework83_m11",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {}
+}

service/.eslintrc.js

+module.exports = {
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    project: 'tsconfig.json',
+    tsconfigRootDir: __dirname,
+    sourceType: 'module',
+  },
+  plugins: ['@typescript-eslint/eslint-plugin'],
+  extends: [
+    'plugin:@typescript-eslint/recommended',
+    'plugin:prettier/recommended',
+  ],
+  root: true,
+  env: {
+    node: true,
+    jest: true,
+  },
+  ignorePatterns: ['.eslintrc.js'],
+  rules: {
+    '@typescript-eslint/interface-name-prefix': 'off',
+    '@typescript-eslint/explicit-function-return-type': 'off',
+    '@typescript-eslint/explicit-module-boundary-types': 'off',
+    '@typescript-eslint/no-explicit-any': 'off',
+    indent: 'off',
+    'prettier/prettier': [
+      'error',
+      {
+        endOfLine: 'auto',
+      },
+    ],
+  },
+};

service/.gitignore

+# compiled output
+/dist
+/node_modules
+/build
+
+# Logs
+logs
+*.log
+npm-debug.log*
+pnpm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# OS
+.DS_Store
+
+# Tests
+/coverage
+/.nyc_output
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+
+# dotenv environment variable files
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# temp directory
+.temp
+.tmp
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json

service/.prettierrc

+{
+  "singleQuote": true,
+  "trailingComma": "all"
+}
\ No newline at end of file

service/nest-cli.json

+{
+  "$schema": "https://json.schemastore.org/nest-cli",
+  "collection": "@nestjs/schematics",
+  "sourceRoot": "src",
+  "compilerOptions": {
+    "deleteOutDir": true
+  }
+}

service/package.json

+{
+  "name": "service",
+  "version": "0.0.1",
+  "description": "",
+  "author": "",
+  "private": true,
+  "license": "UNLICENSED",
+  "scripts": {
+    "build": "nest build",
+    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\"",
+    "start": "nest start",
+    "start:dev": "nest start --watch",
+    "start:debug": "nest start --debug --watch",
+    "start:prod": "node dist/main",
+    "lint": "eslint \"{src,apps,libs,test}/**/*.ts\" --fix",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:cov": "jest --coverage",
+    "test:debug": "node --inspect-brk -r tsconfig-paths/register -r ts-node/register node_modules/.bin/jest --runInBand",
+    "test:e2e": "jest --config ./test/jest-e2e.json"
+  },
+  "dependencies": {
+    "@nestjs/common": "^10.0.0",
+    "@nestjs/config": "^3.3.0",
+    "@nestjs/core": "^10.0.0",
+    "@nestjs/mapped-types": "*",
+    "@nestjs/platform-express": "^10.0.0",
+    "class-transformer": "^0.5.1",
+    "class-validator": "^0.14.1",
+    "reflect-metadata": "^0.2.0",
+    "rxjs": "^7.8.1"
+  },
+  "devDependencies": {
+    "@nestjs/cli": "^10.0.0",
+    "@nestjs/schematics": "^10.0.0",
+    "@nestjs/testing": "^10.0.0",
+    "@types/express": "^5.0.0",
+    "@types/jest": "^29.5.2",
+    "@types/node": "^20.3.1",
+    "@types/supertest": "^6.0.0",
+    "@typescript-eslint/eslint-plugin": "^8.0.0",
+    "@typescript-eslint/parser": "^8.0.0",
+    "eslint": "^8.0.0",
+    "eslint-config-prettier": "^9.0.0",
+    "eslint-plugin-prettier": "^5.0.0",
+    "jest": "^29.5.0",
+    "prettier": "^3.0.0",
+    "source-map-support": "^0.5.21",
+    "supertest": "^7.0.0",
+    "ts-jest": "^29.1.0",
+    "ts-loader": "^9.4.3",
+    "ts-node": "^10.9.1",
+    "tsconfig-paths": "^4.2.0",
+    "typescript": "^5.1.3"
+  },
+  "jest": {
+    "moduleFileExtensions": [
+      "js",
+      "json",
+      "ts"
+    ],
+    "rootDir": "src",
+    "testRegex": ".*\\.spec\\.ts$",
+    "transform": {
+      "^.+\\.(t|j)s$": "ts-jest"
+    },
+    "collectCoverageFrom": [
+      "**/*.(t|j)s"
+    ],
+    "coverageDirectory": "../coverage",
+    "testEnvironment": "node"
+  }
+}

service/src/app.controller.spec.ts

+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!');
+    });
+  });
+});

service/src/app.controller.ts

+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();
+  }
+}

service/src/app.module.ts

+import { Module } from '@nestjs/common';
+import { AppController } from './app.controller';
+import { AppService } from './app.service';
+import { MessageModule } from './message/message.module';
+
+@Module({
+  imports: [MessageModule],
+  controllers: [AppController],
+  providers: [AppService],
+})
+export class AppModule {}

service/src/app.service.ts

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

service/src/main.ts

+import { NestFactory } from '@nestjs/core';
+import { AppModule } from './app.module';
+import { ConfigModule } from '@nestjs/config';
+
+ConfigModule.forRoot();
+
+async function bootstrap() {
+  const app = await NestFactory.create(AppModule);
+  await app.listen(process.env.PORT ?? 3000);
+}
+bootstrap();

service/src/message/dto/create-message.dto.ts

+import { IsString } from 'class-validator';
+
+export class CreateMessageDto {
+  @IsString()
+  password: string;
+
+  @IsString()
+  message: string;
+}

service/src/message/dto/update-message.dto.ts

+import { PartialType } from '@nestjs/mapped-types';
+import { CreateMessageDto } from './create-message.dto';
+
+export class UpdateMessageDto extends PartialType(CreateMessageDto) {}

service/src/message/entities/message.entity.ts

+export class Message {}

service/src/message/message.controller.spec.ts

+import { Test, TestingModule } from '@nestjs/testing';
+import { MessageController } from './message.controller';
+import { MessageService } from './message.service';
+
+describe('MessageController', () => {
+  let controller: MessageController;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      controllers: [MessageController],
+      providers: [MessageService],
+    }).compile();
+
+    controller = module.get<MessageController>(MessageController);
+  });
+
+  it('should be defined', () => {
+    expect(controller).toBeDefined();
+  });
+});

service/src/message/message.controller.ts

+import { Controller, Post, Body } from '@nestjs/common';
+import { MessageService } from './message.service';
+import { CreateMessageDto } from './dto/create-message.dto';
+
+@Controller('message')
+export class MessageController {
+  constructor(private readonly messageService: MessageService) {}
+
+  @Post('encode')
+  encodeMessage(@Body() createMessageDto: CreateMessageDto): {
+    encoded: string;
+  } {
+    const { password, message } = createMessageDto;
+    const encoded = this.messageService.encodeMessage(password, message);
+    return { encoded };
+  }
+
+  @Post('decode')
+  decodeMessage(@Body() createMessageDto: CreateMessageDto): {
+    decoded: string;
+  } {
+    const { password, message } = createMessageDto;
+    const decoded = this.messageService.decodeMessage(password, message);
+    return { decoded };
+  }
+}

service/src/message/message.module.ts

+import { Module } from '@nestjs/common';
+import { MessageService } from './message.service';
+import { MessageController } from './message.controller';
+
+@Module({
+  controllers: [MessageController],
+  providers: [MessageService],
+})
+export class MessageModule {}

service/src/message/message.service.spec.ts

+import { Test, TestingModule } from '@nestjs/testing';
+import { MessageService } from './message.service';
+
+describe('MessageService', () => {
+  let service: MessageService;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      providers: [MessageService],
+    }).compile();
+
+    service = module.get<MessageService>(MessageService);
+  });
+
+  it('should be defined', () => {
+    expect(service).toBeDefined();
+  });
+});

service/src/message/message.service.ts

+import { Injectable } from '@nestjs/common';
+import { CreateMessageDto } from './dto/create-message.dto';
+import { UpdateMessageDto } from './dto/update-message.dto';
+
+@Injectable()
+export class MessageService {
+  [x: string]: any;
+  create(createMessageDto: CreateMessageDto) {
+    return 'This action adds a new message';
+  }
+
+  findAll() {
+    return `This action returns all message`;
+  }
+
+  findOne(id: number) {
+    return `This action returns a #${id} message`;
+  }
+
+  update(id: number, updateMessageDto: UpdateMessageDto) {
+    return `This action updates a #${id} message`;
+  }
+
+  remove(id: number) {
+    return `This action removes a #${id} message`;
+  }
+}

service/test/app.e2e-spec.ts

+import { Test, TestingModule } from '@nestjs/testing';
+import { INestApplication } from '@nestjs/common';
+import * as request from 'supertest';
+import { AppModule } from './../src/app.module';
+
+describe('AppController (e2e)', () => {
+  let app: INestApplication;
+
+  beforeEach(async () => {
+    const moduleFixture: TestingModule = await Test.createTestingModule({
+      imports: [AppModule],
+    }).compile();
+
+    app = moduleFixture.createNestApplication();
+    await app.init();
+  });
+
+  it('/ (GET)', () => {
+    return request(app.getHttpServer())
+      .get('/')
+      .expect(200)
+      .expect('Hello World!');
+  });
+});

service/test/jest-e2e.json

+{
+  "moduleFileExtensions": ["js", "json", "ts"],
+  "rootDir": ".",
+  "testEnvironment": "node",
+  "testRegex": ".e2e-spec.ts$",
+  "transform": {
+    "^.+\\.(t|j)s$": "ts-jest"
+  }
+}

service/tsconfig.build.json

+{
+  "extends": "./tsconfig.json",
+  "exclude": ["node_modules", "test", "dist", "**/*spec.ts"]
+}

service/tsconfig.json

+{
+  "compilerOptions": {
+    "module": "commonjs",
+    "declaration": true,
+    "removeComments": true,
+    "emitDecoratorMetadata": true,
+    "experimentalDecorators": true,
+    "allowSyntheticDefaultImports": true,
+    "target": "ES2021",
+    "sourceMap": true,
+    "outDir": "./dist",
+    "baseUrl": "./",
+    "incremental": true,
+    "skipLibCheck": true,
+    "strictNullChecks": false,
+    "noImplicitAny": false,
+    "strictBindCallApply": false,
+    "forceConsistentCasingInFileNames": false,
+    "noFallthroughCasesInSwitch": false
+  }
+}