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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 42 - JSON to CSV 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; }
}
.toolbar {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 0.5rem;
}
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: 13px;
resize: vertical;
white-space: pre;
overflow-wrap: normal;
overflow-x: auto;
}
.controls {
display: flex;
gap: 1.5rem;
align-items: center;
justify-content: center;
flex-wrap: wrap;
margin: 1rem 0;
padding: 1rem;
background: rgba(255,255,255,0.05);
border-radius: var(--radius-md);
}
.control-group {
display: flex;
align-items: center;
gap: 0.5rem;
}
.control-group label {
color: var(--text-secondary);
font-size: 0.9rem;
font-weight: bold;
}
.control-group select {
background: var(--bg-main);
color: var(--text-primary);
border: 1px solid var(--border-color);
border-radius: var(--radius-sm);
padding: 0.4rem;
}
.toast {
position: fixed;
bottom: 20px;
right: 20px;
background: var(--primary-color);
color: white;
padding: 10px 20px;
border-radius: var(--radius-sm);
opacity: 0;
transition: opacity 0.3s;
pointer-events: none;
z-index: 1000;
}
.error-message {
color: #ff5555;
text-align: center;
margin-top: 1rem;
display: none;
font-size: 0.9rem;
}
</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>42. JSON to CSV 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>Delimiter:</label>
<select id="delimiter-select">
<option value=",">Comma (,)</option>
<option value=";">Semicolon (;)</option>
<option value="\t">Tab</option>
<option value="|">Pipe (|)</option>
</select>
</div>
<div class="control-group">
<label>Quotes:</label>
<select id="quotes-select">
<option value="false">Minimal</option>
<option value="true">All Fields</option>
</select>
</div>
<div class="control-group">
<input type="checkbox" id="flatten-toggle" checked style="accent-color: var(--primary-color);">
<label for="flatten-toggle">Flatten Nested Objects</label>
</div>
</div>
<div id="error-msg" class="error-message"></div>
<div class="split-view">
<div>
<div class="toolbar">
<label style="font-weight: bold; color: var(--text-secondary);">JSON Array (Input)</label>
<button class="btn btn-sm" id="clear-btn">Clear</button>
</div>
<textarea id="json-input" placeholder='[
{
"name": "John Doe",
"email": "john@example.com",
"address": {
"city": "New York",
"zip": "10001"
}
}
]'></textarea>
</div>
<div>
<div class="toolbar">
<label style="font-weight: bold; color: var(--text-secondary);">CSV (Output)</label>
<div style="display: flex; gap: 0.5rem;">
<button class="btn btn-sm btn-primary" id="copy-btn">Copy Output</button>
</div>
</div>
<textarea id="csv-output" readonly placeholder="Result will appear here..."></textarea>
</div>
</div>
</div>
</div>
<div id="toast" class="toast">Copied to clipboard!</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>
const jsonInput = document.getElementById('json-input');
const csvOutput = document.getElementById('csv-output');
const clearBtn = document.getElementById('clear-btn');
const copyBtn = document.getElementById('copy-btn');
const delimiterSelect = document.getElementById('delimiter-select');
const quotesSelect = document.getElementById('quotes-select');
const flattenToggle = document.getElementById('flatten-toggle');
const errorMsg = document.getElementById('error-msg');
const toast = document.getElementById('toast');
// Helper to flatten nested JSON objects into dot notation
function flattenObject(ob) {
var toReturn = {};
for (var i in ob) {
if (!ob.hasOwnProperty(i)) continue;
if ((typeof ob[i]) === 'object' && ob[i] !== null && !Array.isArray(ob[i])) {
var flatObject = flattenObject(ob[i]);
for (var x in flatObject) {
if (!flatObject.hasOwnProperty(x)) continue;
toReturn[i + '.' + x] = flatObject[x];
}
} else {
// Convert arrays or non-objects to string
toReturn[i] = (typeof ob[i] === 'object' && ob[i] !== null) ? JSON.stringify(ob[i]) : ob[i];
}
}
return toReturn;
}
const processJSON = () => {
const val = jsonInput.value.trim();
errorMsg.style.display = 'none';
if(!val) {
csvOutput.value = '';
if(window.animateFold) window.animateFold(false);
return;
}
try {
let parsed = JSON.parse(val);
// Ensure it's an array
if(!Array.isArray(parsed)) {
if(typeof parsed === 'object' && parsed !== null) {
parsed = [parsed]; // wrap single object
} else {
throw new Error("Input must be a JSON array or object.");
}
}
// Flatten
if(flattenToggle.checked) {
parsed = parsed.map(item => flattenObject(item));
}
// Generate CSV
const csv = Papa.unparse(parsed, {
delimiter: delimiterSelect.value,
quotes: quotesSelect.value === 'true',
header: true
});
csvOutput.value = csv;
if(window.animateFold) window.animateFold(true);
} catch(e) {
errorMsg.textContent = "Invalid JSON: " + e.message;
errorMsg.style.display = 'block';
if(window.animateFold) window.animateFold(false);
}
};
jsonInput.addEventListener('input', () => {
clearTimeout(window.convertTimeout);
window.convertTimeout = setTimeout(processJSON, 500);
});
delimiterSelect.addEventListener('change', processJSON);
quotesSelect.addEventListener('change', processJSON);
flattenToggle.addEventListener('change', processJSON);
clearBtn.addEventListener('click', () => {
jsonInput.value = '';
csvOutput.value = '';
errorMsg.style.display = 'none';
if(window.animateFold) window.animateFold(false);
});
copyBtn.addEventListener('click', () => {
if(!csvOutput.value) return;
navigator.clipboard.writeText(csvOutput.value);
toast.style.opacity = '1';
setTimeout(() => toast.style.opacity = '0', 2000);
});
// 3D Visualization: A cube unfolding into a flat grid
let scene, camera, renderer, cubeGroup;
let faces = [];
let isUnfolded = false;
let animationProgress = 0;
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(0, 0, 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);
cubeGroup = new THREE.Group();
scene.add(cubeGroup);
// Create 6 faces of a cube as separate planes so they can unfold
const faceGeo = new THREE.PlaneGeometry(1.9, 1.9); // slight gap
// Array to hold face meshes and their folded/unfolded states
// Face definitions: front, back, top, bottom, right, left
const faceDefs = [
{ fPos: [0, 0, 1], fRot: [0, 0, 0], uPos: [0, 0, 0], uRot: [0, 0, 0], col: 0xee4444 }, // Front (Center tile)
{ fPos: [0, 0, -1], fRot: [Math.PI, 0, 0], uPos: [0, -4, 0], uRot: [0, 0, 0], col: 0x44ee44 }, // Back -> Far bottom
{ fPos: [0, 1, 0], fRot: [-Math.PI/2, 0, 0], uPos: [0, 2, 0], uRot: [0, 0, 0], col: 0x4444ee }, // Top -> Top
{ fPos: [0, -1, 0], fRot: [Math.PI/2, 0, 0], uPos: [0, -2, 0], uRot: [0, 0, 0], col: 0xeeee44 }, // Bottom -> Bottom
{ fPos: [1, 0, 0], fRot: [0, Math.PI/2, 0], uPos: [2, 0, 0], uRot: [0, 0, 0], col: 0xee44ee }, // Right -> Right
{ fPos: [-1, 0, 0], fRot: [0, -Math.PI/2, 0], uPos: [-2, 0, 0], uRot: [0, 0, 0], col: 0x44eeee } // Left -> Left
];
faceDefs.forEach(def => {
const mat = new THREE.MeshPhongMaterial({ color: def.col, side: THREE.DoubleSide });
const mesh = new THREE.Mesh(faceGeo, mat);
// Start folded
mesh.position.set(...def.fPos);
mesh.rotation.set(...def.fRot);
cubeGroup.add(mesh);
faces.push({ mesh, def });
});
cubeGroup.position.set(3, 0, 0);
window.addEventListener('resize', () => {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
});
animate();
}
window.animateFold = (unfold) => {
isUnfolded = unfold;
};
function animate() {
requestAnimationFrame(animate);
if(cubeGroup) {
// Bobbing & Rotating (only when folded)
if(!isUnfolded) {
cubeGroup.position.y = Math.sin(Date.now() * 0.002) * 0.2;
cubeGroup.rotation.y += 0.01;
cubeGroup.rotation.x += 0.005;
cubeGroup.scale.set(1.5, 1.5, 1.5);
} else {
// Straighten out when unfolded
cubeGroup.position.y += (0 - cubeGroup.position.y) * 0.05;
cubeGroup.rotation.x += (0 - cubeGroup.rotation.x) * 0.05;
cubeGroup.rotation.y += (0 - cubeGroup.rotation.y) * 0.05;
cubeGroup.scale.set(0.8, 0.8, 0.8); // Fit on screen
}
// Interpolate state
const targetProgress = isUnfolded ? 1 : 0;
animationProgress += (targetProgress - animationProgress) * 0.05;
faces.forEach(face => {
const { mesh, def } = face;
// LERP Position
mesh.position.x = def.fPos[0] + (def.uPos[0] - def.fPos[0]) * animationProgress;
mesh.position.y = def.fPos[1] + (def.uPos[1] - def.fPos[1]) * animationProgress;
mesh.position.z = def.fPos[2] + (def.uPos[2] - def.fPos[2]) * animationProgress;
// LERP Rotation
mesh.rotation.x = def.fRot[0] + (def.uRot[0] - def.fRot[0]) * animationProgress;
mesh.rotation.y = def.fRot[1] + (def.uRot[1] - def.fRot[1]) * animationProgress;
mesh.rotation.z = def.fRot[2] + (def.uRot[2] - def.fRot[2]) * animationProgress;
// Fade to CSV icon appearance (turn white-ish grid)
const baseColor = new THREE.Color(def.col);
const flatColor = new THREE.Color(0xffffff); // white tiles
mesh.material.color.lerpColors(baseColor, flatColor, animationProgress);
});
}
renderer.render(scene, camera);
}
document.addEventListener('DOMContentLoaded', () => {
init3D();
processJSON(); // handle demo data
});
</script>
</body>
</html>