feat(pos): add inventory management UI — products, purchases, adjustments, alerts
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
298
pos/static/js/inventory.js
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298
pos/static/js/inventory.js
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// /home/Autopartes/pos/static/js/inventory.js
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// Inventory management UI: CRUD, purchases, adjustments, transfers, physical count, alerts
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(function () {
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'use strict';
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const API = '/pos/api/inventory';
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const token = localStorage.getItem('pos_token');
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if (!token) { window.location.href = '/pos/login'; return; }
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const headers = { 'Authorization': 'Bearer ' + token, 'Content-Type': 'application/json' };
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let currentPage = 1;
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let currentSearch = '';
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let draftCountId = null;
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// --- API helper ---
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async function apiFetch(url, opts) {
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const resp = await fetch(url, Object.assign({ headers: headers }, opts || {}));
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if (resp.status === 401) { localStorage.removeItem('pos_token'); window.location.href = '/pos/login'; return null; }
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return resp.json();
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}
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// --- Tab switching ---
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document.querySelectorAll('.tab').forEach(function (tab) {
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tab.addEventListener('click', function () {
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document.querySelectorAll('.tab').forEach(function (t) { t.classList.remove('active'); });
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document.querySelectorAll('.tab-content').forEach(function (c) { c.classList.remove('active'); });
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tab.classList.add('active');
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document.getElementById('tab-' + tab.dataset.tab).classList.add('active');
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if (tab.dataset.tab === 'alerts') loadAlerts();
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});
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});
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// --- Products ---
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async function loadItems(page, search) {
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currentPage = page || 1;
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currentSearch = search !== undefined ? search : currentSearch;
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var params = new URLSearchParams({ page: currentPage, per_page: 50 });
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if (currentSearch) params.set('q', currentSearch);
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var data = await apiFetch(API + '/items?' + params.toString());
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if (!data) return;
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var tbody = document.getElementById('productTableBody');
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var items = data.data || [];
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if (!items.length) { tbody.innerHTML = '<tr><td colspan="11" style="text-align:center;padding:30px;color:#999;">Sin productos</td></tr>'; return; }
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tbody.innerHTML = items.map(function (it) {
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return '<tr>' +
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'<td style="font-family:monospace;font-size:0.8rem;">' + esc(it.barcode) + '</td>' +
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'<td>' + esc(it.part_number) + '</td>' +
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'<td><strong>' + esc(it.name) + '</strong></td>' +
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'<td>' + esc(it.brand) + '</td>' +
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'<td style="font-weight:600;">' + it.stock + '</td>' +
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'<td>$' + fmt(it.cost) + '</td>' +
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'<td>$' + fmt(it.price_1) + '</td>' +
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'<td>$' + fmt(it.price_2) + '</td>' +
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'<td>$' + fmt(it.price_3) + '</td>' +
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'<td>' + esc(it.location) + '</td>' +
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'<td><button class="btn btn-secondary" onclick="viewHistory(' + it.id + ')" style="padding:4px 8px;font-size:0.75rem;">Historial</button> ' +
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'<button class="btn btn-secondary" onclick="printBarcode(\'' + esc(it.barcode) + '\',\'' + esc(it.part_number) + '\',\'' + esc(it.name) + '\')" style="padding:4px 8px;font-size:0.75rem;">Etiqueta</button></td>' +
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'</tr>';
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}).join('');
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// Pagination
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var pg = data.pagination || {};
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var pgEl = document.getElementById('productPagination');
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if (pg.total_pages > 1) {
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pgEl.innerHTML = '<button class="btn btn-secondary" ' + (pg.page <= 1 ? 'disabled' : 'onclick="window._loadItems(' + (pg.page - 1) + ')"') + '>«</button>' +
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'<span style="padding:6px 12px;font-size:0.85rem;">' + pg.page + ' / ' + pg.total_pages + ' (' + pg.total + ' items)</span>' +
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'<button class="btn btn-secondary" ' + (pg.page >= pg.total_pages ? 'disabled' : 'onclick="window._loadItems(' + (pg.page + 1) + ')"') + '>»</button>';
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} else {
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pgEl.innerHTML = '<span style="font-size:0.85rem;color:#999;">' + (pg.total || 0) + ' productos</span>';
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}
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}
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// Search
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var searchInput = document.getElementById('productSearch');
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var searchTimeout;
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searchInput.addEventListener('input', function () {
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clearTimeout(searchTimeout);
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searchTimeout = setTimeout(function () { loadItems(1, searchInput.value.trim()); }, 350);
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});
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// --- Create item ---
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async function createItem() {
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var data = {
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part_number: document.getElementById('newPartNumber').value.trim(),
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name: document.getElementById('newName').value.trim(),
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brand: document.getElementById('newBrand').value.trim(),
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barcode: document.getElementById('newBarcode').value.trim() || undefined,
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cost: parseFloat(document.getElementById('newCost').value) || 0,
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price_1: parseFloat(document.getElementById('newPrice1').value) || 0,
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price_2: parseFloat(document.getElementById('newPrice2').value) || 0,
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price_3: parseFloat(document.getElementById('newPrice3').value) || 0,
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min_stock: parseInt(document.getElementById('newMinStock').value) || 0,
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initial_stock: parseInt(document.getElementById('newInitialStock').value) || 0,
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location: document.getElementById('newLocation').value.trim()
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};
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if (!data.part_number || !data.name) { document.getElementById('createResult').innerHTML = '<span style="color:red;">Numero de parte y nombre son obligatorios</span>'; return; }
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var result = await apiFetch(API + '/items', { method: 'POST', body: JSON.stringify(data) });
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if (result && result.id) {
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document.getElementById('createResult').innerHTML = '<span style="color:green;">Creado ID ' + result.id + ' | Barcode: ' + result.barcode + '</span>';
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loadItems(currentPage);
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} else {
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document.getElementById('createResult').innerHTML = '<span style="color:red;">' + (result ? result.error || 'Error' : 'Error de red') + '</span>';
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}
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}
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// --- Purchase ---
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async function recordPurchase() {
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var data = {
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inventory_id: parseInt(document.getElementById('purchaseItemId').value),
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quantity: parseInt(document.getElementById('purchaseQty').value),
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unit_cost: parseFloat(document.getElementById('purchaseCost').value),
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supplier_invoice: document.getElementById('purchaseInvoice').value.trim(),
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notes: document.getElementById('purchaseNotes').value.trim()
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};
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if (!data.inventory_id || !data.quantity || !data.unit_cost) {
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document.getElementById('purchaseResult').innerHTML = '<span style="color:red;">Complete todos los campos</span>'; return;
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}
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var result = await apiFetch(API + '/purchase', { method: 'POST', body: JSON.stringify(data) });
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document.getElementById('purchaseResult').innerHTML = result && result.operation_id
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? '<span style="color:green;">Compra registrada (op #' + result.operation_id + ')</span>'
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: '<span style="color:red;">' + (result ? result.error || 'Error' : 'Error de red') + '</span>';
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}
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// --- Adjustment ---
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async function recordAdjustment() {
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var data = {
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inventory_id: parseInt(document.getElementById('adjustItemId').value),
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quantity: parseInt(document.getElementById('adjustQty').value),
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reason: document.getElementById('adjustReason').value.trim()
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};
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if (!data.inventory_id || data.quantity === undefined || !data.reason) {
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document.getElementById('adjustResult').innerHTML = '<span style="color:red;">Complete todos los campos (razon obligatoria)</span>'; return;
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}
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var result = await apiFetch(API + '/adjustment', { method: 'POST', body: JSON.stringify(data) });
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document.getElementById('adjustResult').innerHTML = result && result.operation_id
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? '<span style="color:green;">Ajuste registrado (op #' + result.operation_id + ')</span>'
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: '<span style="color:red;">' + (result ? result.error || 'Error' : 'Error de red') + '</span>';
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}
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// --- Transfer ---
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async function recordTransfer() {
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var data = {
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inventory_id: parseInt(document.getElementById('transferItemId').value),
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from_branch_id: parseInt(document.getElementById('transferFrom').value),
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to_branch_id: parseInt(document.getElementById('transferTo').value),
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quantity: parseInt(document.getElementById('transferQty').value),
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notes: document.getElementById('transferNotes').value.trim()
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};
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if (!data.inventory_id || !data.from_branch_id || !data.to_branch_id || !data.quantity) {
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document.getElementById('transferResult').innerHTML = '<span style="color:red;">Complete todos los campos</span>'; return;
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}
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var result = await apiFetch(API + '/transfer', { method: 'POST', body: JSON.stringify(data) });
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document.getElementById('transferResult').innerHTML = result && result.out_operation_id
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? '<span style="color:green;">Transferencia registrada</span>'
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: '<span style="color:red;">' + (result ? result.error || 'Error' : 'Error de red') + '</span>';
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}
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// --- Physical Count (two-phase) ---
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function addCountLine() {
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var container = document.getElementById('countLines');
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var row = document.createElement('div');
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row.className = 'count-row';
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row.innerHTML = '<input type="number" placeholder="ID producto" class="count-inv-id" style="width:120px;">' +
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'<input type="number" placeholder="Cantidad contada" class="count-qty" style="width:140px;">' +
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'<button class="btn btn-secondary" onclick="this.parentElement.remove()">Quitar</button>';
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container.appendChild(row);
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}
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async function startPhysicalCount() {
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var rows = document.querySelectorAll('.count-row');
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var items = [];
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rows.forEach(function (row) {
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var invId = parseInt(row.querySelector('.count-inv-id').value);
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var qty = parseInt(row.querySelector('.count-qty').value);
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if (invId && !isNaN(qty)) items.push({ inventory_id: invId, counted_quantity: qty });
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});
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if (!items.length) { alert('Agregue al menos una linea'); return; }
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var result = await apiFetch(API + '/physical-count/start', { method: 'POST', body: JSON.stringify({ items: items }) });
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if (!result || !result.count_id) {
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document.getElementById('countResults').innerHTML = '<span style="color:red;">' + (result ? result.error || 'Error' : 'Error de red') + '</span>';
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return;
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}
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draftCountId = result.count_id;
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var html = '<h4>Borrador #' + result.count_id + ' — ' + result.message + '</h4>';
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html += '<table class="inv-table"><thead><tr><th>ID</th><th>Esperado</th><th>Contado</th><th>Diferencia</th></tr></thead><tbody>';
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(result.results || []).forEach(function (r) {
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var color = r.difference === 0 ? '#16a34a' : (r.difference < 0 ? '#dc2626' : '#ca8a04');
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html += '<tr><td>' + r.inventory_id + '</td><td>' + r.expected + '</td><td>' + r.counted + '</td><td style="color:' + color + ';font-weight:600;">' + (r.difference > 0 ? '+' : '') + r.difference + '</td></tr>';
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});
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html += '</tbody></table>';
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html += '<button class="btn btn-primary" onclick="approvePhysicalCount()" style="margin-top:12px;">Aprobar y aplicar ajustes</button>';
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html += ' <button class="btn btn-secondary" onclick="cancelDraft()" style="margin-top:12px;">Cancelar</button>';
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document.getElementById('countResults').innerHTML = html;
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}
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async function approvePhysicalCount() {
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if (!draftCountId) { alert('No hay borrador activo'); return; }
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var result = await apiFetch(API + '/physical-count/approve', { method: 'POST', body: JSON.stringify({ count_id: draftCountId }) });
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if (result && result.status === 'approved') {
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document.getElementById('countResults').innerHTML = '<span style="color:green;">' + result.message + '</span>';
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draftCountId = null;
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} else {
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document.getElementById('countResults').innerHTML += '<br><span style="color:red;">' + (result ? result.error || 'Error' : 'Error de red') + '</span>';
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}
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}
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function cancelDraft() {
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draftCountId = null;
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document.getElementById('countResults').innerHTML = '<span style="color:#999;">Borrador cancelado</span>';
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}
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// --- Alerts ---
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async function loadAlerts() {
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var data = await apiFetch(API + '/alerts');
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if (!data) return;
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var el = document.getElementById('alertsList');
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var alerts = data.data || [];
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if (!alerts.length) { el.innerHTML = '<p style="color:#999;">Sin alertas activas</p>'; return; }
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el.innerHTML = alerts.map(function (a) {
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var cls = a.severity === 'critical' ? 'alert-critical' : (a.severity === 'warning' ? 'alert-warning' : 'alert-info');
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var icon = a.type === 'zero' ? 'AGOTADO' : (a.type === 'low' ? 'BAJO' : 'EXCESO');
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return '<div class="alert-card ' + cls + '">' +
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'<div><strong>[' + icon + ']</strong> ' + esc(a.part_number) + ' — ' + esc(a.name) + ' | Stock: ' + a.stock +
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(a.min_stock ? ' (min: ' + a.min_stock + ')' : '') + (a.max_stock ? ' (max: ' + a.max_stock + ')' : '') + '</div>' +
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'<span style="font-size:0.8rem;color:#888;">Sucursal ' + a.branch_id + '</span></div>';
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}).join('');
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}
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// --- History modal ---
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async function viewHistory(itemId) {
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var data = await apiFetch(API + '/items/' + itemId + '/history');
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if (!data) return;
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var history = data.data || [];
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var html = '';
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if (!history.length) { html = '<p style="color:#999;">Sin movimientos</p>'; }
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else {
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html = '<table class="inv-table"><thead><tr><th>Fecha</th><th>Tipo</th><th>Cantidad</th><th>Costo</th><th>Empleado</th><th>Notas</th></tr></thead><tbody>';
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history.forEach(function (h) {
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var qtyColor = h.quantity > 0 ? '#16a34a' : '#dc2626';
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html += '<tr><td style="font-size:0.8rem;">' + h.date + '</td><td>' + h.type + '</td><td style="color:' + qtyColor + ';font-weight:600;">' + (h.quantity > 0 ? '+' : '') + h.quantity + '</td><td>' + (h.cost ? '$' + fmt(h.cost) : '-') + '</td><td>' + esc(h.employee) + '</td><td style="font-size:0.8rem;">' + esc(h.notes) + '</td></tr>';
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});
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html += '</tbody></table>';
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}
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document.getElementById('historyContent').innerHTML = html;
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document.getElementById('historyModal').classList.add('show');
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}
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function closeHistoryModal() { document.getElementById('historyModal').classList.remove('show'); }
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// --- Create modal ---
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function showCreateModal() { document.getElementById('createModal').classList.add('show'); }
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function closeCreateModal() { document.getElementById('createModal').classList.remove('show'); }
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// --- Barcode label ---
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function printBarcode(barcode, partNumber, name) {
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var w = window.open('', '_blank', 'width=400,height=250');
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w.document.write('<html><head><title>Etiqueta</title><style>body{font-family:monospace;text-align:center;padding:20px;}h1{font-size:1.5rem;margin:8px 0;}p{margin:4px 0;}</style></head><body>');
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w.document.write('<h1>' + barcode + '</h1>');
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w.document.write('<p>' + partNumber + '</p>');
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w.document.write('<p style="font-size:0.85rem;">' + name + '</p>');
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w.document.write('</body></html>');
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w.document.close();
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w.print();
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}
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// --- Helpers ---
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function fmt(n) { return (parseFloat(n) || 0).toFixed(2); }
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function esc(s) { if (!s) return ''; var d = document.createElement('div'); d.textContent = s; return d.innerHTML; }
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// --- Expose globals ---
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window._loadItems = function (p) { loadItems(p); };
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window.viewHistory = viewHistory;
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window.closeHistoryModal = closeHistoryModal;
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window.showCreateModal = showCreateModal;
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window.closeCreateModal = closeCreateModal;
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window.createItem = createItem;
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window.recordPurchase = recordPurchase;
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window.recordAdjustment = recordAdjustment;
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window.recordTransfer = recordTransfer;
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window.addCountLine = addCountLine;
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window.startPhysicalCount = startPhysicalCount;
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window.approvePhysicalCount = approvePhysicalCount;
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window.cancelDraft = cancelDraft;
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window.loadAlerts = loadAlerts;
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window.printBarcode = printBarcode;
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// --- Init ---
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loadItems(1);
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})();
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