diff --git a/.github/workflows/test.yml-template b/.github/workflows/test.yml-template new file mode 100644 index 0000000..bb13dfc --- /dev/null +++ b/.github/workflows/test.yml-template @@ -0,0 +1,23 @@ +name: Test + +on: + pull_request: + branches: [ master ] + +jobs: + build: + + runs-on: ubuntu-latest + + strategy: + matrix: + node-version: [20.x] + + steps: + - uses: actions/checkout@v2 + - name: Use Node.js ${{ matrix.node-version }} + uses: actions/setup-node@v1 + with: + node-version: ${{ matrix.node-version }} + - run: npm install + - run: npm test diff --git a/package-lock.json b/package-lock.json index d0b3b95..3650660 100644 --- a/package-lock.json +++ b/package-lock.json @@ -12,7 +12,7 @@ "devDependencies": { "@faker-js/faker": "^8.4.1", "@mate-academy/eslint-config": "latest", - "@mate-academy/scripts": "^1.8.6", + "@mate-academy/scripts": "^2.1.3", "axios": "^1.7.2", "eslint": "^8.57.0", "eslint-plugin-jest": "^28.6.0", @@ -1487,10 +1487,11 @@ } }, "node_modules/@mate-academy/scripts": { - "version": "1.8.6", - "resolved": "https://registry.npmjs.org/@mate-academy/scripts/-/scripts-1.8.6.tgz", - "integrity": "sha512-b4om/whj4G9emyi84ORE3FRZzCRwRIesr8tJHXa8EvJdOaAPDpzcJ8A0sFfMsWH9NUOVmOwkBtOXDu5eZZ00Ig==", + "version": "2.1.3", + "resolved": "https://registry.npmjs.org/@mate-academy/scripts/-/scripts-2.1.3.tgz", + "integrity": "sha512-a07wHTj/1QUK2Aac5zHad+sGw4rIvcNl5lJmJpAD7OxeSbnCdyI6RXUHwXhjF5MaVo9YHrJ0xVahyERS2IIyBQ==", "dev": true, + "license": "MIT", "dependencies": { "@octokit/rest": "^17.11.2", "@types/get-port": "^4.2.0", diff --git a/package.json b/package.json index 1d03d64..8e6392d 100644 --- a/package.json +++ b/package.json @@ -18,7 +18,7 @@ "devDependencies": { "@faker-js/faker": "^8.4.1", "@mate-academy/eslint-config": "latest", - "@mate-academy/scripts": "^1.8.6", + "@mate-academy/scripts": "^2.1.3", "axios": "^1.7.2", "eslint": "^8.57.0", "eslint-plugin-jest": "^28.6.0", diff --git a/src/createServer.js b/src/createServer.js index 1cf1dda..ebfb880 100644 --- a/src/createServer.js +++ b/src/createServer.js @@ -1,8 +1,131 @@ 'use strict'; +const http = require('http'); +const zlib = require('zlib'); +const { Readable } = require('stream'); + function createServer() { - /* Write your code here */ - // Return instance of http.Server class + return http.createServer((request, response) => { + if (request.url === '/' && request.method === 'GET') { + const htmlString = ` + + + + + Form Example + + +
+ + + +
+ + + `; + + response.setHeader('Content-Type', 'text/html'); + response.statusCode = 200; + response.end(htmlString); + } else if (request.url === '/compress') { + if (request.method === 'GET') { + response.statusCode = 400; + response.end('Bad Request'); + + return; + } + + if (request.method === 'POST') { + const contentType = request.headers['content-type']; + + if (!contentType || !contentType.includes('boundary=')) { + response.statusCode = 400; + response.end('Bad Request'); + + return; + } + + const boundary = contentType.split('boundary=')[1]; + + const chunks = []; + + request.on('data', (chunk) => { + chunks.push(chunk); + }); + + request.on('end', () => { + const fullBuffer = Buffer.concat(chunks); + const fileNameMatch = fullBuffer.toString().match(/filename="(.+?)"/); + const compressionMatch = fullBuffer + .toString() + .match(/name="compressionType"\r\n\r\n(.+?)\r\n/); + + if (!fileNameMatch || !compressionMatch) { + response.statusCode = 400; + response.end('Bad Request'); + + return; + } + + const fileName = fileNameMatch[1]; + const compressionType = compressionMatch[1]; + + if (!['gzip', 'deflate', 'br'].includes(compressionType)) { + response.statusCode = 400; + response.end('Invalid Compression Type'); + + return; + } + + const startFileName = fullBuffer.indexOf('filename="' + fileName); + const fileContentStart = + fullBuffer.indexOf('\r\n\r\n', startFileName) + 4; + const fileContendEnd = fullBuffer.indexOf( + '\r\n--' + boundary, + fileContentStart, + ); + const fileBuffer = fullBuffer.subarray( + fileContentStart, + fileContendEnd, + ); + + const fileStream = Readable.from(fileBuffer); + + let compressedStream; + let extension; + + if (compressionType === 'gzip') { + compressedStream = zlib.createGzip(); + extension = 'gz'; + } else if (compressionType === 'deflate') { + compressedStream = zlib.createDeflate(); + extension = 'dfl'; + } else if (compressionType === 'br') { + compressedStream = zlib.createBrotliCompress(); + extension = 'br'; + } + + const newFileName = `${fileName}.${extension}`; + + response.statusCode = 200; + + response.setHeader( + 'Content-Disposition', + `attachment; filename=${newFileName}`, + ); + + fileStream.pipe(compressedStream).pipe(response); + }); + } + } else { + response.statusCode = 404; + response.end('Not Found'); + } + }); } module.exports = { diff --git a/tests/createServer.test.js b/tests/createServer.test.js index b53ef15..27b2977 100644 --- a/tests/createServer.test.js +++ b/tests/createServer.test.js @@ -29,12 +29,15 @@ function stringToStream(str) { const compressionTypes = { gzip: { decompress: util.promisify(zlib.gunzip), + extension: 'gz', }, deflate: { decompress: util.promisify(zlib.inflate), + extension: 'dfl', }, br: { decompress: util.promisify(zlib.brotliDecompress), + extension: 'br', }, }; @@ -96,7 +99,7 @@ describe('createServer', () => { }); Object.entries(compressionTypes).forEach( - ([compressionType, { decompress }]) => { + ([compressionType, { decompress, extension }]) => { describe(`compression type "${compressionType}"`, () => { it('should respond with 200 status code', () => { expect.assertions(1); @@ -124,7 +127,7 @@ describe('createServer', () => { headers: formData.getHeaders(), }) .then((res) => { - const expectedHeader = `attachment; filename=${filename}.${compressionType}`; + const expectedHeader = `attachment; filename=${filename}.${extension}`; expect(res.headers['content-disposition']).toBe( expectedHeader,