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solution #119

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677a078
solution
Patryk-Buczkowski Aug 21, 2024
3862911
solution
Patryk-Buczkowski Aug 21, 2024
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remove file
Patryk-Buczkowski Aug 21, 2024
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add object with all err messages
Patryk-Buczkowski Aug 21, 2024
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6 changes: 3 additions & 3 deletions readme.md
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Original file line number Diff line number Diff line change
Expand Up @@ -13,10 +13,10 @@ To pass the task you also need to implement a server that:
- use Streams
- use `zlib` module
- write server code in `createServer.js` file (it is used to test your app)
- respond with 404 status code if trying access a non-existent endpoint
- respond with 404 status code if trying access a non-existent endpoint-
- respond with 400 status code if trying send a GET request to `/compress` endpoint
- respond with 400 status code if the form is invalid
- respond with 400 status code if trying to compress a file with an unsupported compression type
- respond with 400 status code if the form is invalid-
- respond with 400 status code if trying to compress a file with an unsupported compression type-
- respond with 200 status code and compressed file if the form is valid

**Read [the guideline](https://github.com/mate-academy/js_task-guideline/blob/master/README.md) before start**
69 changes: 67 additions & 2 deletions src/createServer.js
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@@ -1,8 +1,73 @@
/* eslint-disable no-console */
'use strict';

const http = require('http');
const zlib = require('zlib');
const fs = require('fs');
const path = require('path');
const formidable = require('formidable');
const { pipeline } = require('stream');

function createServer() {
/* Write your code here */
// Return instance of http.Server class
return http.createServer((req, res) => {
const urlNormalized = new URL(req.url, `http://${req.headers.host}`);
const form = new formidable.IncomingForm();
const compressors = {
gzip: zlib.createGzip(),
deflate: zlib.createDeflate(),
br: zlib.createBrotliCompress(),
};

if (urlNormalized.pathname === '/compress' && req.method === 'POST') {
form.parse(req, (error, { compressionType }, { file }) => {
if (error || !compressionType || !file) {
res.writeHead(400, { 'Content-type': 'text/plain' });

return res.end('Invalid form data');
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Great work 🚀 to improve readability and maintainability you should create variable to store all possible messages

}

if (!Object.keys(compressors).includes(compressionType[0])) {
res.writeHead(400, { 'Content-Type': 'text/plain' });

return res.end('Unsupported compression type');
}

const fStream = fs.createReadStream(file[0].filepath);

res.writeHead(200, {
'Content-Disposition': `attachment; filename=${file[0].originalFilename}.${compressionType}`,
});

pipeline(fStream, compressors[compressionType[0]], res, (err) => {
if (err) {
res.statusCode = 400;
res.end(error.message);
}
});
});

return;
}

if (urlNormalized.pathname === '/compress' && req.method === 'GET') {
res.writeHead(400, { 'Content-Type': 'text/plain' });

return res.end('only POST method is not allowed');
}

if (urlNormalized.pathname === '/') {
const html = fs.createReadStream(path.resolve('src', 'index.html'));

res.setHeader('Content-Type', 'text/html');
html.pipe(res);

return;
}

res.statusCode = 404;

res.end('Bad request');
});
}

module.exports = {
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22 changes: 22 additions & 0 deletions src/index.html
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@@ -0,0 +1,22 @@
<!DOCTYPE html>
<html lang="en">

<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>

<body>
<form action="/compress" method="post" enctype="multipart/form-data">
<input type="file" name="file">
<select name="compressionType">
<option value="gzip">gzip</option>
<option value="deflate">deflate</option>
<option value="br">br</option>
</select>
<button>Submit</button>
</form>
</body>

</html>
1 change: 0 additions & 1 deletion src/index.js
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@@ -1,5 +1,4 @@
/* eslint-disable no-console */
/* Don't change code below */

'use strict';

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