diff --git a/src/createServer.js b/src/createServer.js
index 1cf1dda..2d58f4a 100644
--- a/src/createServer.js
+++ b/src/createServer.js
@@ -1,8 +1,83 @@
'use strict';
+const fs = require('fs');
+const http = require('http');
+const path = require('path');
+const formidable = require('formidable');
+
function createServer() {
- /* Write your code here */
- // Return instance of http.Server class
+ const server = new http.Server();
+
+ server.on('request', (req, res) => {
+ if (req.url === '/' && req.method === 'GET') {
+ const filePath = path.resolve(__dirname, 'index.html');
+ const stream = fs.createReadStream(filePath);
+
+ stream.on('error', () => {
+ res.statusCode = 500;
+
+ return res.end('Cannot read index.html');
+ });
+
+ res.writeHead(200, { 'Content-Type': 'text/html' });
+
+ return stream.pipe(res);
+ }
+
+ if (req.method === 'POST' && req.url.startsWith('/add-expense')) {
+ const form = new formidable.IncomingForm({ multiples: false });
+
+ form.parse(req, (err, fields, files) => {
+ if (err) {
+ res.statusCode = 500;
+
+ return res.end('Error parsing the form');
+ }
+
+ const { date, title, amount } = fields || {};
+
+ if (!date || !title || !amount) {
+ res.statusCode = 400;
+
+ return res.end('Missing fields');
+ }
+
+ const filePath = path.resolve(__dirname, '../db/expense.json');
+ let expenses = [];
+
+ try {
+ const content = fs.readFileSync(filePath, 'utf-8').trim();
+
+ if (content) {
+ const parsed = JSON.parse(content);
+
+ if (Array.isArray(parsed)) {
+ expenses = parsed;
+ } else {
+ expenses = [];
+ }
+ }
+ } catch (e) {
+ expenses = [];
+ }
+
+ expenses.push({ date, title, amount });
+
+ fs.writeFileSync(filePath, JSON.stringify(expenses, null, 2));
+
+ res.writeHead(200, { 'Content-Type': 'text/html' });
+
+ return res.end(`${JSON.stringify(expenses)}`);
+ });
+
+ return;
+ }
+
+ res.statusCode = 404;
+ res.end('Not Found');
+ });
+
+ return server;
}
module.exports = {
diff --git a/src/index.html b/src/index.html
new file mode 100644
index 0000000..6f1dc88
--- /dev/null
+++ b/src/index.html
@@ -0,0 +1,19 @@
+
+
+
+
+
+ Document
+
+
+
+
+
\ No newline at end of file