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app.js
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import { fileURLToPath } from 'url';
import { dirname } from 'path';
import express from 'express';
import fs from 'fs';
import path from 'path';
import { filterByDifficulty } from './public/filterByDifficulty.js';
const app = express();
const port = 3000;
const projectsFile = 'projects.json';
// Get the current file's directory path
const __filename = fileURLToPath(import.meta.url);
const __dirname = dirname(__filename);
// Middleware to parse JSON request bodies
app.use(express.json());
app.use(express.urlencoded({ extended: true }));
// Serve static files
app.use(express.static('public'));
// Route to get a random project as HTML
app.get('/project', (req, res) => {
fs.readFile(projectsFile, 'utf8', (err, data) => {
if (err) {
console.error(err);
res.status(500).send('Internal Server Error');
} else {
let randomProject;
randomProject= filterByDifficulty(data);
// Convert the random project to an HTML string
const html = `
<head>
<meta charset="UTF-8">
<title>Random Idea</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<main>
<div class="content">
<button id="beginner">Beginner</button>
<h2>${randomProject.name}</h2>
<p>Description: ${randomProject.description}</p>
<p>Difficulty: ${randomProject.difficulty}</p>
<p>Tags: ${randomProject.tags}</p>
</div>
<div class="toggle-dark-mode">
<img src="moon.svg" onclick="toggleDarkMode()" alt="Darkmode toggle">
</div>
</main>
<footer>
<p>Created by <a href="https://github.com/arozx/ideas">arozx</a></p>
</footer>
<script src="script.js"></script>
</body>
`;
// Set the Content-Type header to indicate HTML response
res.setHeader('Content-Type', 'text/html');
// Send the HTML string as the response
res.send(html);
}
});
});
// Route to serve the projects as HTML
app.get('/projects', (req, res) => {
fs.readFile(projectsFile, (err, data) => {
if (err) {
console.error(err);
res.status(500).send('Internal Server Error');
} else {
const projects = JSON.parse(data);
const projectsHTML = projects
.map(
project => `
<div>
<h2>${project.name}</h2>
<p>${project.description}</p>
</div>
`
)
.join('');
const html = `
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Projects</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<header>
<nav>
<h1>Projects</h1>
</nav>
</header>
<main>
<div class="content">
<p>A list of projects</p>
${projectsHTML}
</div>
<div class="toggle-dark-mode">
<img src="moon.svg" onclick="toggleDarkMode()" alt="Darkmode toggle">
</div>
</main>
<footer>
<p>Created by <a href="https://github.com/arozx/ideas">arozx</a></p>
</footer>
<script src="script.js"></script>
</body>
</html>
`;
res.send(html);
}
});
});
// Route to handle adding a project
app.get('/add-project', (req, res) => {
const addProjectFilePath = path.join(__dirname, 'public', 'add-project.html');
fs.readFile(addProjectFilePath, 'utf8', (err, data) => {
if (err) {
console.error(err);
res.status(500).send('Internal Server Error');
} else {
res.setHeader('Content-Type', 'text/html');
res.send(data);
}
});
});
// Route to handle adding a project
app.post('/add-project', (req, res) => {
const { name, description, difficulty, tags } = req.body;
// Input validation
if (!name || !description || !difficulty || !tags) {
return res.status(400).send('All fields are required');
}
const maxNameLength = 50;
if (name.length > maxNameLength) {
return res.status(400).send(`Project name should be up to ${maxNameLength} characters long`);
}
const maxDescriptionLength = 200;
if (description.length > maxDescriptionLength) {
return res.status(400).send(`Project description should be up to ${maxDescriptionLength} characters long`);
}
const maxDifficultyLength = 12;
if (difficulty.length > maxDifficultyLength) {
return res.status(400).send(`Project difficulty should be up to ${maxDifficultyLength} characters long`);
}
const maxTagLength = 50;
if (tags.length > maxTagLength) {
return res.status(400).send(`Project tags should be up to ${maxTagLength} characters long`);
}
const newProject = {
name,
description,
difficulty,
tags,
};
fs.readFile(projectsFile, (err, data) => {
if (err) {
console.error(err);
res.status(500).send('Internal Server Error');
} else {
const projects = JSON.parse(data);
projects.push(newProject);
fs.writeFile(projectsFile, JSON.stringify(projects), (err) => {
if (err) {
console.error(err);
res.status(500).send('Internal Server Error');
} else {
// Instead of redirecting, return JSON response with the redirection URL
res.status(200).json({ redirectUrl: '/project' });
}
});
}
});
});
export default app;