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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Tool 31 - CSV to JSON Converter - Developer Toolbox</title>
<link rel="stylesheet" href="assets/core.css">
<style>
.split-view {
display: grid;
grid-template-columns: 1fr;
gap: 1.5rem;
margin-bottom: 2rem;
margin-top: 1rem;
}
@media (min-width: 900px) {
.split-view { grid-template-columns: 1fr 1fr; }
}
textarea {
width: 100%;
height: 400px;
background: var(--bg-main);
color: var(--text-primary);
border: 1px solid var(--border-color);
border-radius: var(--radius-sm);
padding: 1rem;
font-family: var(--font-mono);
font-size: 14px;
resize: vertical;
}
.controls {
display: flex;
gap: 1.5rem;
align-items: center;
background: rgba(255,255,255,0.05);
padding: 1rem;
border-radius: var(--radius-md);
margin-bottom: 1.5rem;
flex-wrap: wrap;
}
.control-group {
display: flex;
align-items: center;
gap: 0.5rem;
}
.control-group label {
font-weight: bold;
color: var(--text-secondary);
}
select, input[type="text"] {
background: var(--bg-main);
color: var(--text-primary);
border: 1px solid var(--border-color);
padding: 0.5rem;
border-radius: var(--radius-sm);
font-family: var(--font-main);
}
input[type="checkbox"] {
width: 1.2rem;
height: 1.2rem;
cursor: pointer;
}
.toolbar {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 0.5rem;
}
</style>
</head>
<body class="theme-dark">
<div class="tool-canvas-container" id="canvas-container"></div>
<main class="main-content">
<div class="container">
<div class="tool-header">
<div>
<a href="index.html" class="back-link">← Back to Toolbox</a>
<h1>31. CSV to JSON Converter</h1>
</div>
<div>
<select id="theme-select" aria-label="Select Theme">
<option value="dark">Dark Theme</option>
<option value="light">Light Theme</option>
<option value="solarized">Solarized</option>
<option value="neon">Neon Glow</option>
<option value="highcontrast">High Contrast</option>
</select>
</div>
</div>
<div class="glass-panel">
<div class="controls">
<div class="control-group">
<label for="delimiter">Delimiter:</label>
<select id="delimiter">
<option value="auto">Auto-Detect</option>
<option value=",">Comma (,)</option>
<option value=";">Semicolon (;)</option>
<option value="\t">Tab (\t)</option>
<option value="|">Pipe (|)</option>
</select>
</div>
<div class="control-group" style="cursor: pointer;" onclick="document.getElementById('has-header').click()">
<input type="checkbox" id="has-header" checked onclick="event.stopPropagation()">
<label style="cursor: pointer;">First row is header</label>
</div>
<div class="control-group" style="cursor: pointer;" onclick="document.getElementById('format-json').click()">
<input type="checkbox" id="format-json" checked onclick="event.stopPropagation()">
<label style="cursor: pointer;">Format Output</label>
</div>
</div>
<div class="split-view">
<div>
<div class="toolbar">
<label style="font-weight: bold; color: var(--text-secondary);">CSV Input</label>
<button class="btn btn-sm" id="clear-btn">Clear</button>
</div>
<textarea id="csv-input" placeholder="Paste your CSV data here...">id,name,age,email,"address, full"
1,John Doe,28,john@example.com,"123 Main St, New York, NY 10001"
2,Jane Smith,34,jane@example.com,"456 Market St, San Francisco, CA 94104"
3,Bob Johnson,42,bob@example.com,"789 Broadway, Seattle, WA 98101"
4,"Emily, Rose",25,emily@example.com,"321 Elm St, Chicago, IL 60601"</textarea>
</div>
<div>
<div class="toolbar">
<label style="font-weight: bold; color: var(--text-secondary);">JSON Output</label>
<button class="btn btn-sm btn-primary" id="copy-btn">Copy JSON</button>
</div>
<textarea id="json-output" readonly placeholder="JSON output will appear here..."></textarea>
</div>
</div>
</div>
</div>
</main>
<footer class="global-footer">
<div class="container">
Made with ❤️ by <a href="https://github.com/Aliriyaj007" target="_blank">Aliriyaj007</a>
</div>
</footer>
<script src="assets/core.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/PapaParse/5.4.1/papaparse.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r134/three.min.js"></script>
<script>
document.addEventListener('DOMContentLoaded', () => {
const csvInput = document.getElementById('csv-input');
const jsonOutput = document.getElementById('json-output');
const delimiterSelect = document.getElementById('delimiter');
const hasHeaderCheck = document.getElementById('has-header');
const formatJsonCheck = document.getElementById('format-json');
const copyBtn = document.getElementById('copy-btn');
const clearBtn = document.getElementById('clear-btn');
let parsedRows = 0;
const updateOutput = () => {
const csvStr = csvInput.value.trim();
if (!csvStr) {
jsonOutput.value = '';
parsedRows = 0;
if(window.update3DShape) window.update3DShape(0);
return;
}
let delimiter = delimiterSelect.value;
if(delimiter === 'auto') delimiter = ''; // PapaParse autodetects when empty or undefined
else if(delimiter === '\\t') delimiter = '\t';
Papa.parse(csvStr, {
delimiter: delimiter,
header: hasHeaderCheck.checked,
skipEmptyLines: true,
dynamicTyping: true, // auto-convert numbers and booleans
complete: function(results) {
if(results.errors && results.errors.length > 0 && results.data.length === 0) {
jsonOutput.value = "Error parsing CSV:\n" + results.errors.map(e => e.message).join('\n');
return;
}
const space = formatJsonCheck.checked ? 2 : 0;
jsonOutput.value = JSON.stringify(results.data, null, space);
parsedRows = results.data.length;
if(window.update3DShape) window.update3DShape(parsedRows);
}
});
};
[csvInput, delimiterSelect, hasHeaderCheck, formatJsonCheck].forEach(el => {
el.addEventListener('input', updateOutput);
});
copyBtn.addEventListener('click', () => {
if(!jsonOutput.value) return;
navigator.clipboard.writeText(jsonOutput.value);
const og = copyBtn.textContent;
copyBtn.textContent = "Copied!";
setTimeout(() => copyBtn.textContent = og, 1500);
});
clearBtn.addEventListener('click', () => {
csvInput.value = '';
updateOutput();
});
// Initial Parse
updateOutput();
});
// 3D Visualization: A spreadsheet transforming into a cube
let scene, camera, renderer, sheetGroup, cubeMesh;
let isCube = false; // toggle state
let cells = [];
function init3D() {
const container = document.getElementById('canvas-container');
if(!container || !window.THREE) return;
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 0.1, 100);
camera.position.set(-6, 4, 10);
camera.lookAt(0, 0, 0);
renderer = new THREE.WebGLRenderer({ alpha: true, antialias: true });
renderer.setSize(window.innerWidth, window.innerHeight);
container.appendChild(renderer.domElement);
const ambientLight = new THREE.AmbientLight(0xffffff, 0.6);
scene.add(ambientLight);
const dirLight = new THREE.DirectionalLight(0xffffff, 0.8);
dirLight.position.set(5, 5, 5);
scene.add(dirLight);
sheetGroup = new THREE.Group();
scene.add(sheetGroup);
// create a flat grid (spreadsheet)
const rows = 4;
const cols = 4;
const geo = new THREE.BoxGeometry(0.8, 0.1, 0.8);
for(let r=0; r<rows; r++) {
for(let c=0; c<cols; c++) {
const mat = new THREE.MeshPhongMaterial({
color: r === 0 ? 0x2288ff : 0xaaaaaa, // Header row
transparent: true,
opacity: 0.9
});
const cell = new THREE.Mesh(geo, mat);
// Center grid
const x = (c - cols/2 + 0.5) * 0.9;
const z = (r - rows/2 + 0.5) * 0.9;
cell.position.set(x, 0, z);
// store flat positions
cell.userData = {
flatX: x,
flatY: 0,
flatZ: z,
cubeX: (c - cols/2 + 0.5) * 0.9,
cubeY: (r - rows/2 + 0.5) * 0.9,
cubeZ: 0
};
sheetGroup.add(cell);
cells.push(cell);
}
}
sheetGroup.position.set(3, 0, 0);
window.addEventListener('resize', () => {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
});
// Start morphing interval
setInterval(() => {
isCube = !isCube;
}, 3000);
animate();
}
window.update3DShape = (rowCount) => {
if(!sheetGroup) return;
// modify colors or something based on data size if we want
// for now, morphing is the main unique feature.
};
function animate() {
requestAnimationFrame(animate);
if(sheetGroup) {
// Morph cells
cells.forEach(cell => {
const targetX = isCube ? cell.userData.cubeX : cell.userData.flatX;
const targetY = isCube ? cell.userData.cubeY : cell.userData.flatY;
const targetZ = isCube ? cell.userData.cubeZ : cell.userData.flatZ;
cell.position.x += (targetX - cell.position.x) * 0.05;
cell.position.y += (targetY - cell.position.y) * 0.05;
cell.position.z += (targetZ - cell.position.z) * 0.05;
// Rotation mapping
const targetRotX = isCube ? Math.PI/2 : 0;
cell.rotation.x += (targetRotX - cell.rotation.x) * 0.05;
});
sheetGroup.rotation.y += 0.005;
sheetGroup.position.y = Math.sin(Date.now() * 0.002) * 0.2;
}
renderer.render(scene, camera);
}
document.addEventListener('DOMContentLoaded', init3D);
</script>
</body>
</html>