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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>Business Invoice Generator</title>
<script src="https://cdn.tailwindcss.com"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jspdf/2.5.1/jspdf.umd.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/html2canvas/1.4.1/html2canvas.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
<style>
@keyframes fadeIn {
from { opacity: 0; transform: translateY(10px); }
to { opacity: 1; transform: translateY(0); }
}
.invoice-item:last-child {
border-bottom: none;
}
.modal {
animation: fadeIn 0.3s ease-out;
}
#invoice-preview {
background-color: white;
color: black;
box-shadow: 0 0 20px rgba(0,0,0,0.1);
}
</style>
</head>
<body class="bg-gray-100 min-h-screen">
<div class="container mx-auto px-4 py-8">
<div class="flex justify-between items-center mb-8">
<h1 class="text-3xl font-bold text-gray-800">
<i class="fas fa-file-invoice-dollar mr-2 text-blue-600"></i>
Invoice Generator
</h1>
<button id="preview-btn" class="bg-blue-600 hover:bg-blue-700 text-white font-medium py-2 px-4 rounded-lg transition flex items-center">
<i class="fas fa-eye mr-2"></i> Preview Invoice
</button>
</div>
<div class="grid grid-cols-1 lg:grid-cols-3 gap-6">
<!-- Invoice Form -->
<div class="lg:col-span-2 bg-white rounded-xl shadow-md p-6">
<h2 class="text-xl font-semibold mb-4 text-gray-800">Invoice Details</h2>
<div class="grid grid-cols-1 md:grid-cols-2 gap-4 mb-6">
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Invoice Number</label>
<input type="text" id="invoice-number" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500" value="INV-0001">
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Date</label>
<input type="date" id="invoice-date" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500">
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Due Date</label>
<input type="date" id="due-date" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500">
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Currency</label>
<select id="currency" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500">
<option value="$">USD ($)</option>
<option value="€">EUR (€)</option>
<option value="£">GBP (£)</option>
<option value="¥">JPY (¥)</option>
</select>
</div>
</div>
<div class="grid grid-cols-1 md:grid-cols-2 gap-6 mb-6">
<!-- From Section -->
<div>
<h3 class="text-lg font-medium mb-2 text-gray-800 flex items-center">
<i class="fas fa-building mr-2 text-blue-600"></i> From
</h3>
<div class="space-y-3">
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Business Name</label>
<input type="text" id="from-name" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500" value="Your Company Name">
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Email</label>
<input type="email" id="from-email" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500" value="contact@yourcompany.com">
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Phone</label>
<input type="text" id="from-phone" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500" value="+1 (555) 123-4567">
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Address</label>
<textarea id="from-address" rows="3" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500">123 Business St, Suite 100
City, State 12345
Country</textarea>
</div>
</div>
</div>
<!-- To Section -->
<div>
<h3 class="text-lg font-medium mb-2 text-gray-800 flex items-center">
<i class="fas fa-user-tie mr-2 text-blue-600"></i> To
</h3>
<div class="space-y-3">
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Client Name</label>
<input type="text" id="to-name" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500" value="Client Company Name">
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Email</label>
<input type="email" id="to-email" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500" value="contact@clientcompany.com">
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Phone</label>
<input type="text" id="to-phone" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500" value="+1 (555) 987-6543">
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Address</label>
<textarea id="to-address" rows="3" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500">456 Client Ave, Floor 5
City, State 67890
Country</textarea>
</div>
</div>
</div>
</div>
<!-- Items Section -->
<div>
<h3 class="text-lg font-medium mb-2 text-gray-800 flex items-center">
<i class="fas fa-list-ul mr-2 text-blue-600"></i> Items
</h3>
<div class="mb-4">
<div id="invoice-items" class="space-y-4">
<!-- Item rows will be added here -->
</div>
<button id="add-item-btn" class="mt-4 bg-blue-600 hover:bg-blue-700 text-white font-medium py-2 px-4 rounded-lg transition flex items-center">
<i class="fas fa-plus mr-2"></i> Add Item
</button>
</div>
</div>
<!-- Notes & Terms -->
<div class="grid grid-cols-1 md:grid-cols-2 gap-6 mt-6">
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Notes</label>
<textarea id="notes" rows="3" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500">Thank you for your business!</textarea>
</div>
<div>
<label class="block text-sm font-medium text-gray-700 mb-1">Terms & Conditions</label>
<textarea id="terms" rows="3" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500">Payment due within 30 days. Late payments subject to 1.5% monthly interest.</textarea>
</div>
</div>
</div>
<!-- Preview Section -->
<div class="lg:col-span-1">
<div class="bg-white rounded-xl shadow-md p-6 sticky top-6">
<h2 class="text-xl font-semibold mb-4 text-gray-800">Summary</h2>
<div class="space-y-4 mb-6">
<div class="flex justify-between">
<span class="text-gray-600">Subtotal:</span>
<span id="subtotal" class="font-medium">$0.00</span>
</div>
<div class="flex justify-between">
<span class="text-gray-600">Tax Rate:</span>
<div class="flex items-center">
<input type="number" id="tax-rate" min="0" max="100" step="0.1" value="10" class="w-16 px-2 py-1 border border-gray-300 rounded-md text-right">
<span class="ml-1">%</span>
</div>
</div>
<div class="flex justify-between">
<span class="text-gray-600">Tax Amount:</span>
<span id="tax-amount" class="font-medium">$0.00</span>
</div>
<div class="border-t border-gray-200 pt-2 flex justify-between">
<span class="text-gray-800 font-semibold">Total:</span>
<span id="total" class="text-lg font-bold text-blue-600">$0.00</span>
</div>
</div>
<button id="download-pdf-btn" class="w-full bg-green-600 hover:bg-green-700 text-white font-medium py-3 px-4 rounded-lg transition flex items-center justify-center">
<i class="fas fa-file-pdf mr-2"></i> Download PDF
</button>
<button id="clear-form-btn" class="w-full mt-3 bg-gray-200 hover:bg-gray-300 text-gray-800 font-medium py-3 px-4 rounded-lg transition flex items-center justify-center">
<i class="fas fa-trash-alt mr-2"></i> Clear Form
</button>
</div>
</div>
</div>
</div>
<!-- Invoice Preview Modal -->
<div id="preview-modal" class="fixed inset-0 bg-black bg-opacity-70 flex items-center justify-center p-4 hidden modal">
<div class="bg-white rounded-xl max-w-4xl w-full max-h-[90vh] overflow-auto">
<div class="flex justify-between items-center p-4 border-b">
<h2 class="text-xl font-bold">Invoice Preview</h2>
<button id="close-preview-btn" class="text-gray-500 hover:text-gray-700">
<i class="fas fa-times text-2xl"></i>
</button>
</div>
<div id="invoice-preview" class="p-8">
<!-- Preview content will be generated here -->
</div>
<div class="p-4 border-t flex justify-end">
<button id="download-from-preview-btn" class="bg-green-600 hover:bg-green-700 text-white font-medium py-2 px-6 rounded-lg transition flex items-center">
<i class="fas fa-file-pdf mr-2"></i> Download PDF
</button>
</div>
</div>
</div>
<script>
// Initialize jsPDF
const { jsPDF } = window.jspdf;
document.addEventListener('DOMContentLoaded', () => {
// Set today's date as default
const today = new Date();
const formattedDate = today.toISOString().split('T')[0];
document.getElementById('invoice-date').value = formattedDate;
// Set due date to 30 days from today
const dueDate = new Date();
dueDate.setDate(today.getDate() + 30);
const formattedDueDate = dueDate.toISOString().split('T')[0];
document.getElementById('due-date').value = formattedDueDate;
// Add first item row
addItemRow();
// Event listeners
document.getElementById('add-item-btn').addEventListener('click', addItemRow);
document.getElementById('download-pdf-btn').addEventListener('click', generatePDF);
document.getElementById('clear-form-btn').addEventListener('click', clearForm);
document.getElementById('preview-btn').addEventListener('click', showPreview);
document.getElementById('close-preview-btn').addEventListener('click', () => {
document.getElementById('preview-modal').classList.add('hidden');
});
document.getElementById('download-from-preview-btn').addEventListener('click', generatePDFFromPreview);
// Add input event listeners for calculations
document.getElementById('tax-rate').addEventListener('input', calculateTotals);
// Initialize calculations
calculateTotals();
});
// Add a new item row
function addItemRow() {
const itemsContainer = document.getElementById('invoice-items');
const itemId = Date.now(); // Unique ID for each item
const itemRow = document.createElement('div');
itemRow.className = 'invoice-item border-b border-gray-200 pb-4';
itemRow.dataset.id = itemId;
itemRow.innerHTML = `
<div class="grid grid-cols-12 gap-2 items-end">
<div class="col-span-5">
<label class="block text-sm font-medium text-gray-700 mb-1">Description</label>
<input type="text" class="item-description w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500" placeholder="Item description">
</div>
<div class="col-span-2">
<label class="block text-sm font-medium text-gray-700 mb-1">Quantity</label>
<input type="number" min="1" value="1" class="item-quantity w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500">
</div>
<div class="col-span-2">
<label class="block text-sm font-medium text-gray-700 mb-1">Rate</label>
<input type="number" min="0" step="0.01" value="0.00" class="item-rate w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500">
</div>
<div class="col-span-2">
<label class="block text-sm font-medium text-gray-700 mb-1">Amount</label>
<input type="text" class="item-amount w-full px-3 py-2 border border-gray-300 rounded-md bg-gray-50" readonly>
</div>
<div class="col-span-1 flex justify-end">
<button class="remove-item-btn text-red-500 hover:text-red-700 p-2">
<i class="fas fa-trash"></i>
</button>
</div>
</div>
`;
itemsContainer.appendChild(itemRow);
// Add event listeners for the new row
const quantityInput = itemRow.querySelector('.item-quantity');
const rateInput = itemRow.querySelector('.item-rate');
const amountInput = itemRow.querySelector('.item-amount');
const removeBtn = itemRow.querySelector('.remove-item-btn');
quantityInput.addEventListener('input', () => {
calculateItemAmount(itemRow);
calculateTotals();
});
rateInput.addEventListener('input', () => {
calculateItemAmount(itemRow);
calculateTotals();
});
removeBtn.addEventListener('click', () => {
itemRow.remove();
calculateTotals();
});
// Calculate initial amount for the new row
calculateItemAmount(itemRow);
}
// Calculate amount for a single item
function calculateItemAmount(itemRow) {
const quantity = parseFloat(itemRow.querySelector('.item-quantity').value) || 0;
const rate = parseFloat(itemRow.querySelector('.item-rate').value) || 0;
const amount = quantity * rate;
itemRow.querySelector('.item-amount').value = formatCurrency(amount);
}
// Calculate all totals
function calculateTotals() {
const items = document.querySelectorAll('.invoice-item');
let subtotal = 0;
items.forEach(item => {
const amount = parseFloat(item.querySelector('.item-amount').value.replace(/[^0-9.-]+/g,"")) || 0;
subtotal += amount;
});
const taxRate = parseFloat(document.getElementById('tax-rate').value) || 0;
const taxAmount = subtotal * (taxRate / 100);
const total = subtotal + taxAmount;
const currencySymbol = document.getElementById('currency').value;
document.getElementById('subtotal').textContent = `${currencySymbol}${formatCurrency(subtotal)}`;
document.getElementById('tax-amount').textContent = `${currencySymbol}${formatCurrency(taxAmount)}`;
document.getElementById('total').textContent = `${currencySymbol}${formatCurrency(total)}`;
}
// Format currency
function formatCurrency(amount) {
return amount.toFixed(2).replace(/\d(?=(\d{3})+\.)/g, '$&,');
}
// Generate PDF from form
function generatePDF() {
// First generate the preview HTML
generatePreview();
// Then use html2canvas to capture it
const invoicePreview = document.getElementById('invoice-preview');
html2canvas(invoicePreview).then(canvas => {
const imgData = canvas.toDataURL('image/png');
const pdf = new jsPDF({
orientation: 'portrait',
unit: 'mm'
});
// Calculate the PDF dimensions to maintain aspect ratio
const imgWidth = 210; // A4 width in mm
const imgHeight = canvas.height * imgWidth / canvas.width;
pdf.addImage(imgData, 'PNG', 0, 0, imgWidth, imgHeight);
// Get invoice number for filename
const invoiceNumber = document.getElementById('invoice-number').value || 'invoice';
// Save the PDF
pdf.save(`${invoiceNumber}.pdf`);
});
}
// Generate PDF from preview modal
function generatePDFFromPreview() {
generatePDF();
document.getElementById('preview-modal').classList.add('hidden');
}
// Show preview modal
function showPreview() {
generatePreview();
document.getElementById('preview-modal').classList.remove('hidden');
}
// Generate the preview HTML
function generatePreview() {
const previewContainer = document.getElementById('invoice-preview');
const currencySymbol = document.getElementById('currency').value;
// Get all form values
const invoiceNumber = document.getElementById('invoice-number').value;
const invoiceDate = formatDate(document.getElementById('invoice-date').value);
const dueDate = formatDate(document.getElementById('due-date').value);
const fromName = document.getElementById('from-name').value;
const fromEmail = document.getElementById('from-email').value;
const fromPhone = document.getElementById('from-phone').value;
const fromAddress = document.getElementById('from-address').value.replace(/\n/g, '<br>');
const toName = document.getElementById('to-name').value;
const toEmail = document.getElementById('to-email').value;
const toPhone = document.getElementById('to-phone').value;
const toAddress = document.getElementById('to-address').value.replace(/\n/g, '<br>');
const notes = document.getElementById('notes').value.replace(/\n/g, '<br>');
const terms = document.getElementById('terms').value.replace(/\n/g, '<br>');
const subtotal = document.getElementById('subtotal').textContent;
const taxAmount = document.getElementById('tax-amount').textContent;
const total = document.getElementById('total').textContent;
const taxRate = document.getElementById('tax-rate').value;
// Generate items HTML
let itemsHTML = '';
const items = document.querySelectorAll('.invoice-item');
items.forEach(item => {
const description = item.querySelector('.item-description').value || 'Item';
const quantity = item.querySelector('.item-quantity').value || '0';
const rate = `${currencySymbol}${parseFloat(item.querySelector('.item-rate').value || 0).toFixed(2)}`;
const amount = item.querySelector('.item-amount').value || '0.00';
itemsHTML += `
<tr class="border-b border-gray-200">
<td class="py-3">${description}</td>
<td class="text-center py-3">${quantity}</td>
<td class="text-right py-3">${rate}</td>
<td class="text-right py-3">${currencySymbol}${amount}</td>
</tr>
`;
});
// Build the preview HTML
previewContainer.innerHTML = `
<div class="max-w-4xl mx-auto">
<div class="flex justify-between items-start mb-8">
<div>
<h1 class="text-3xl font-bold text-blue-600 mb-1">${fromName}</h1>
<div class="text-gray-600">
${fromAddress}<br>
${fromEmail}<br>
${fromPhone}
</div>
</div>
<div class="text-right">
<h2 class="text-2xl font-bold mb-2">INVOICE</h2>
<div class="text-gray-600">
<div class="mb-1"><strong>Invoice #:</strong> ${invoiceNumber}</div>
<div class="mb-1"><strong>Date:</strong> ${invoiceDate}</div>
<div><strong>Due Date:</strong> ${dueDate}</div>
</div>
</div>
</div>
<div class="flex justify-between mb-8">
<div class="bg-gray-100 p-4 rounded-lg w-1/2">
<h3 class="font-bold text-gray-800 mb-2">From:</h3>
<div class="text-gray-600">
${fromName}<br>
${fromAddress}<br>
${fromEmail}<br>
${fromPhone}
</div>
</div>
<div class="bg-gray-100 p-4 rounded-lg w-1/2 ml-4">
<h3 class="font-bold text-gray-800 mb-2">To:</h3>
<div class="text-gray-600">
${toName}<br>
${toAddress}<br>
${toEmail}<br>
${toPhone}
</div>
</div>
</div>
<table class="w-full mb-8">
<thead>
<tr class="bg-gray-100 text-left border-b border-gray-200">
<th class="py-3 font-bold">Description</th>
<th class="py-3 font-bold text-center">Quantity</th>
<th class="py-3 font-bold text-right">Rate</th>
<th class="py-3 font-bold text-right">Amount</th>
</tr>
</thead>
<tbody>
${itemsHTML}
</tbody>
</table>
<div class="flex justify-end mb-8">
<div class="w-1/3">
<div class="flex justify-between py-2 border-b border-gray-200">
<span class="font-bold">Subtotal:</span>
<span>${subtotal}</span>
</div>
<div class="flex justify-between py-2 border-b border-gray-200">
<span class="font-bold">Tax (${taxRate}%):</span>
<span>${taxAmount}</span>
</div>
<div class="flex justify-between py-2">
<span class="font-bold text-lg">Total:</span>
<span class="font-bold text-lg">${total}</span>
</div>
</div>
</div>
<div class="grid grid-cols-1 md:grid-cols-2 gap-8">
<div>
<h3 class="font-bold text-gray-800 mb-2">Notes</h3>
<div class="text-gray-600">${notes}</div>
</div>
<div>
<h3 class="font-bold text-gray-800 mb-2">Terms & Conditions</h3>
<div class="text-gray-600">${terms}</div>
</div>
</div>
<div class="mt-12 pt-4 border-t border-gray-200 text-center text-gray-500 text-sm">
Thank you for your business!
</div>
</div>
`;
}
// Format date from YYYY-MM-DD to Month Day, Year
function formatDate(dateString) {
if (!dateString) return '';
const options = { year: 'numeric', month: 'long', day: 'numeric' };
const date = new Date(dateString);
return date.toLocaleDateString('en-US', options);
}
// Clear form
function clearForm() {
if (confirm('Are you sure you want to clear the entire form? All data will be lost.')) {
// Reset form fields
document.getElementById('invoice-number').value = 'INV-' + Math.floor(1000 + Math.random() * 9000);
const today = new Date();
document.getElementById('invoice-date').value = today.toISOString().split('T')[0];
const dueDate = new Date();
dueDate.setDate(today.getDate() + 30);
document.getElementById('due-date').value = dueDate.toISOString().split('T')[0];
document.getElementById('from-name').value = 'Your Company Name';
document.getElementById('from-email').value = 'contact@yourcompany.com';
document.getElementById('from-phone').value = '+1 (555) 123-4567';
document.getElementById('from-address').value = '123 Business St, Suite 100\nCity, State 12345\nCountry';
document.getElementById('to-name').value = 'Client Company Name';
document.getElementById('to-email').value = 'contact@clientcompany.com';
document.getElementById('to-phone').value = '+1 (555) 987-6543';
document.getElementById('to-address').value = '456 Client Ave, Floor 5\nCity, State 67890\nCountry';
document.getElementById('notes').value = 'Thank you for your business!';
document.getElementById('terms').value = 'Payment due within 30 days. Late payments subject to 1.5% monthly interest.';
document.getElementById('tax-rate').value = '10';
// Clear items and add one empty row
document.getElementById('invoice-items').innerHTML = '';
addItemRow();
// Recalculate totals
calculateTotals();
}
}
</script>
<p style="border-radius: 8px; text-align: center; font-size: 12px; color: #fff; margin-top: 16px;position: fixed; left: 8px; bottom: 8px; z-index: 10; background: rgba(0, 0, 0, 0.8); padding: 4px 8px;">Made with <img src="https://enzostvs-deepsite.hf.space/logo.svg" alt="DeepSite Logo" style="width: 16px; height: 16px; vertical-align: middle;display:inline-block;margin-right:3px;filter:brightness(0) invert(1);"><a href="https://enzostvs-deepsite.hf.space" style="color: #fff;text-decoration: underline;" target="_blank" >DeepSite</a> - <a href="https://enzostvs-deepsite.hf.space?remix=alfredtam/al-space" style="color: #fff;text-decoration: underline;" target="_blank" >🧬 Remix</a></p></body>
</html>