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invoice2.html
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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>Create Invoice</title>
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/tailwind.min.css" rel="stylesheet">
</head>
<body class="bg-gray-100">
<div class="container mx-auto p-8">
<h1 class="text-2xl font-bold mb-4">Create Invoice</h1>
<form id="invoice-form">
<div class="w-1/4 px-4 py-2 mb-4">
<label for="customer" class="block mb-1">Customer:</label>
<select id="customer" name="customer" required class="block w-full bg-white border border-gray-300 p-2 rounded">
<option value="" disabled selected>Select a customer</option>
<option value="Customer 1">Customer 1</option>
<option value="Customer 2">Customer 2</option>
<!-- Add more customers as needed -->
</select>
</div>
<h2 class="text-xl font-semibold mb-4">Invoice Items</h2>
<table id="items" class="w-full bg-grey rounded shadow overflow-hidden mb-4 border-collapse">
<thead>
<tr>
<th class="border-b-2 border-gray-300 px-4 py-2 border-r">Product</th>
<th class="border-b-2 border-gray-300 px-4 py-2 border-r">Description</th>
<th class="border-b-2 border-gray-300 px-4 py-2 border-r">Quantity</th>
<th class="border-b-2 border-gray-300 px-4 py-2 border-r">Unit Price</th>
<th class="border-b-2 border-gray-300 px-4 py-2 border-r">Tax Rate (%)</th>
<th class="border-b-2 border-gray-300 px-4 py-2 border-r">Amount</th>
<th class="border-b-2 border-gray-300 px-4 py-2">Actions</th>
</tr>
</thead>
<tbody></tbody>
<tfoot>
<tr>
<td colspan="4"></td>
<td class="border-b-2 border-gray-300 px-4 py-2 text-right">Subtotal:</td>
<td class="border-b-2 border-gray-300 px-4 py-2 text-right" id="subtotal">0</td>
</tr>
<tr>
<td colspan="4"></td>
<td class="border-b-2 border-gray-300 px-4 py-2 text-right">Total Tax:</td>
<td class="border-b-2 border-gray-300 px-4 py-2 text-right" id="total-tax">0</td>
</tr>
<tr>
<td colspan="4"></td>
<td class="border-b-2 border-gray-300 px-4 py-2 text-right">Overall Total:</td>
<td class="border-b-2 border-gray-300 px-4 py-2 text-right" id="overall-total">0</td>
</tr>
</tfoot>
</table>
<div class="mb-4">
<button type="button" id="add-item" class="bg-blue-500 text-white px-4 py-2 rounded hover:bg-blue-700">Add Item</button>
<button type="submit" class="bg-green-500 text-white px-4 py-2 rounded hover:bg-green-700">Create Invoice</button>
</div>
</form>
</div>
<script>
/*async function fetchCustomers() {
try {
const response = await fetch('https://api.example.com/customers');
const customers = await response.json();
const customerSelect = document.getElementById('customer');
customers.forEach(customer => {
const option = document.createElement('option');
option.value = customer.id;
option.textContent = customer.name;
customerSelect.appendChild(option);
});
} catch (error) {
console.error('Error fetching customers:', error);
}
}
fetchCustomers();*/
const itemsTbody = document.querySelector('#items tbody');
function recalculateTotals() {
let subtotal = 0;
let totalTax = 0;
document.querySelectorAll('#items tbody tr').forEach((item) => {
const qty = parseFloat(item.querySelector('.item-qty').value) || 0;
const unitPrice = parseFloat(item.querySelector('.item-unit-price').value) || 0;
const taxRate = parseFloat(item.querySelector('.item-tax-rate').value) || 0;
const rowAmount = qty * unitPrice;
const rowTax = rowAmount * (taxRate / 100);
item.querySelector('.item-amount').textContent = rowAmount.toFixed(2);
subtotal += rowAmount;
totalTax += rowTax;
});
document.querySelector('#items tfoot #subtotal').textContent = subtotal.toFixed(2);
document.querySelector('#items tfoot #total-tax').textContent = totalTax.toFixed(2);
document.querySelector('#items tfoot #overall-total').textContent = (subtotal + totalTax).toFixed(2);
}
document.getElementById('add-item').addEventListener('click', addItem);
function addItem() {
const row = document.createElement('tr');
row.classList.add('bg-gray-100');
const productCell = row.insertCell(0);
const productInput = document.createElement('input');
productInput.type = 'text';
productInput.classList.add('item-product');
productInput.required = true;
productCell.appendChild(productInput);
const descriptionCell = row.insertCell(1);
const descriptionInput = document.createElement('input');
descriptionInput.type = 'text';
descriptionInput.classList.add('item-description');
descriptionInput.required = true;
descriptionCell.appendChild(descriptionInput);
const qtyCell = row.insertCell(2);
const qtyInput = document.createElement('input');
qtyInput.type = 'number';
qtyInput.classList.add('item-qty');
qtyInput.required = true;
qtyCell.appendChild(qtyInput);
const unitPriceCell = row.insertCell(3);
const unitPriceInput = document.createElement('input');
unitPriceInput.type = 'number';
unitPriceInput.classList.add('item-unit-price');
unitPriceInput.required = true;
unitPriceInput.step = "0.01";
unitPriceCell.appendChild(unitPriceInput);
const taxRateCell = row.insertCell(4);
const taxRateInput = document.createElement('input');
taxRateInput.type = 'number';
taxRateInput.classList.add('item-tax-rate');
taxRateInput.required = true;
taxRateCell.appendChild(taxRateInput);
const amountCell = row.insertCell(5);
amountCell.classList.add('item-amount');
amountCell.textContent = '0.00';
const actionsCell = row.insertCell(6);
const removeButton = document.createElement('button');
removeButton.textContent = 'Remove';
removeButton.classList.add('remove-item', 'bg-red-500', 'text-white', 'px-4', 'py-2', 'rounded', 'hover:bg-red-700');
actionsCell.appendChild(removeButton);
productInput.addEventListener('input', recalculateTotals);
descriptionInput.addEventListener('input', recalculateTotals);
qtyInput.addEventListener('input', recalculateTotals);
unitPriceInput.addEventListener('input', recalculateTotals);
taxRateInput.addEventListener('input', recalculateTotals);
removeButton.addEventListener('click', () => {
row.remove();
recalculateTotals();
});
itemsTbody.appendChild(row);
}
document.getElementById('invoice-form').addEventListener('submit', function (event) {
event.preventDefault();
const customer = document.getElementById('customer').value;
const items = Array.from(document.querySelectorAll('#items tbody tr')).map(item => {
return {
product: item.querySelector('.item-product').value,
description: item.querySelector('.item-description').value,
quantity: parseInt(item.querySelector('.item-qty').value, 10),
unitPrice: parseFloat(item.querySelector('.item-unit-price').value),
taxRate: parseFloat(item.querySelector('.item-tax-rate').value),
amount: parseFloat(item.querySelector('.item-amount').textContent),
};
});
const invoice = {
customer,
items,
subtotal: parseFloat(document.getElementById('subtotal').textContent),
totalTax: parseFloat(document.getElementById('total-tax').textContent),
overallTotal: parseFloat(document.getElementById('overall-total').textContent),
};
console.log('Invoice:', invoice);
});
addItem();
</script>
</body>
</html>