38471-vm/pages/sales_purchases_invoice_form_helpers.php
2026-05-03 04:30:55 +00:00

156 lines
8.2 KiB
PHP

// Invoice Form Logic
const initInvoiceForm = (searchInputId, suggestionsId, tableBodyId, grandTotalId, subtotalId, totalVatId) => {
const searchInput = document.getElementById(searchInputId);
const suggestions = document.getElementById(suggestionsId);
const tableBody = document.getElementById(tableBodyId);
const grandTotalEl = document.getElementById(grandTotalId);
const subtotalEl = document.getElementById(subtotalId);
const totalVatEl = document.getElementById(totalVatId);
if (!searchInput || !tableBody) return;
let timeout = null;
searchInput.addEventListener('input', function() {
clearTimeout(timeout);
const q = this.value.trim();
if (q.length < 2) {
suggestions.style.display = 'none';
return;
}
timeout = setTimeout(() => {
fetch(`index.php?action=search_items&q=${encodeURIComponent(q)}`)
.then(res => res.ok ? res.json() : [])
.then(data => {
suggestions.innerHTML = '';
if (data.length > 0) {
data.forEach(item => {
const btn = document.createElement('button');
btn.type = 'button';
btn.className = 'list-group-item list-group-item-action';
btn.innerHTML = `
<div class="d-flex justify-content-between">
<span><strong>${item.sku}</strong> - ${item.name_en} / ${item.name_ar}</span>
<span class="text-muted small">Stock: ${item.stock_quantity}</span>
</div>
`;
btn.onclick = () => addItemToTable(item, tableBody, searchInput, suggestions, grandTotalEl, subtotalEl, totalVatEl);
suggestions.appendChild(btn);
});
suggestions.style.display = 'block';
} else {
suggestions.style.display = 'none';
}
});
}, 300);
});
// Close suggestions when clicking outside
document.addEventListener('click', function(e) {
if (!searchInput.contains(e.target) && !suggestions.contains(e.target)) {
suggestions.style.display = 'none';
}
});
};
function addItemToTable(item, tableBody, searchInput, suggestions, grandTotalEl, subtotalEl, totalVatEl, customData = null) {
if (suggestions) suggestions.style.display = 'none';
if (searchInput) searchInput.value = '';
const allowZeroStock = (typeof companySettings !== 'undefined' && String(companySettings.allow_zero_stock_sell) === '1');
const currentStock = parseFloat(item.stock_quantity) || 0;
if (invoiceType === 'sale' && !allowZeroStock && !customData) {
const existingInTable = Array.from(tableBody.querySelectorAll('.item-row')).find(row => row.querySelector('.item-id-input').value == item.id);
let currentQtyInTable = 0;
if (existingInTable) {
currentQtyInTable = parseFloat(existingInTable.querySelector('.item-qty').value) || 0;
}
if (currentQtyInTable + 1 > currentStock) {
alert('Insufficient stock! Available: ' + currentStock);
return;
}
}
const existingRow = Array.from(tableBody.querySelectorAll('.item-id-input')).find(input => input.value == item.id);
if (existingRow && !customData) {
const row = existingRow.closest('tr');
const qtyInput = row.querySelector('.item-qty');
qtyInput.value = parseFloat(qtyInput.value) + 1;
recalculate(tableBody, grandTotalEl, subtotalEl, totalVatEl);
return;
}
const row = document.createElement('tr');
row.className = 'item-row';
const price = customData ? customData.unit_price : (invoiceType === 'sale' ? item.sale_price : item.purchase_price);
const qty = customData ? customData.quantity : 1;
const vatRate = item.vat_rate || 0;
row.innerHTML = `
<td>
<input type="hidden" name="item_ids[]" class="item-id-input" value="${item.id}">
<input type="hidden" class="item-row-stock" value="${item.stock_quantity}">
<input type="hidden" class="item-vat-rate" value="${vatRate}">
<div><strong>${item.name_en}</strong></div>
<div class="small text-muted">${item.name_ar} (${item.sku})</div>
</td>
<td><input type="number" step="0.001" name="quantities[]" class="form-control item-qty" value="${qty}" required></td>
<td><input type="number" step="0.001" name="prices[]" class="form-control item-price" value="${price}" required></td>
<td><input type="text" class="form-control bg-light" value="${parseFloat(vatRate || 0).toFixed(2)}%" readonly></td>
<td><input type="number" step="0.001" class="form-control item-total" value="${(qty * price).toFixed(3)}" readonly></td>
<td><button type="button" class="btn btn-outline-danger btn-sm remove-row"><i class="bi bi-trash"></i></button></td>
`;
tableBody.appendChild(row);
attachRowListeners(row, tableBody, grandTotalEl, subtotalEl, totalVatEl);
recalculate(tableBody, grandTotalEl, subtotalEl, totalVatEl);
}
function recalculate(tableBody, grandTotalEl, subtotalEl, totalVatEl) {
let subtotal = 0;
let totalVat = 0;
tableBody.querySelectorAll('.item-row').forEach(row => {
const qty = parseFloat(row.querySelector('.item-qty').value) || 0;
const price = parseFloat(row.querySelector('.item-price').value) || 0;
const vatRate = parseFloat(row.querySelector('.item-vat-rate').value) || 0;
const total = qty * price;
const vatAmount = total * (vatRate / 100);
row.querySelector('.item-total').value = total.toFixed(3);
subtotal += total;
totalVat += vatAmount;
});
const grandTotal = subtotal + totalVat;
if (subtotalEl) subtotalEl.textContent = 'OMR ' + subtotal.toFixed(3);
if (totalVatEl) totalVatEl.textContent = 'OMR ' + totalVat.toFixed(2);
if (grandTotalEl) grandTotalEl.textContent = 'OMR ' + grandTotal.toFixed(3);
}
function attachRowListeners(row, tableBody, grandTotalEl, subtotalEl, totalVatEl) {
row.querySelector('.item-qty').addEventListener('input', function() {
const allowZeroStock = (typeof companySettings !== 'undefined' && String(companySettings.allow_zero_stock_sell) === '1');
if (invoiceType === 'sale' && !allowZeroStock) {
const stock = parseFloat(row.querySelector('.item-row-stock').value) || 0;
const qty = parseFloat(this.value) || 0;
if (qty > stock) {
alert('Insufficient stock! Available: ' + stock);
this.value = stock;
}
}
recalculate(tableBody, grandTotalEl, subtotalEl, totalVatEl);
});
row.querySelector('.item-price').addEventListener('input', () => recalculate(tableBody, grandTotalEl, subtotalEl, totalVatEl));
row.querySelector('.remove-row').addEventListener('click', function() {
row.remove();
recalculate(tableBody, grandTotalEl, subtotalEl, totalVatEl);
});
}
const invoiceType = '<?= in_array($page, ["sales", "quotations"]) ? "sale" : (in_array($page, ["purchases", "lpos"]) ? "purchase" : "") ?>';
initInvoiceForm('productSearchInput', 'searchSuggestions', 'invoiceItemsTableBody', 'grandTotal', 'subtotal', 'totalVat');
initInvoiceForm('editProductSearchInput', 'editSearchSuggestions', 'editInvoiceItemsTableBody', 'edit_grandTotal', 'edit_subtotal', 'edit_totalVat');