simpleLedger/app.js
chris bc8998d57e refactor: Move inline JavaScript to a separate file
- Move all JavaScript code from index.html to app.js.

- Update index.html to include a script tag for app.js.
2025-11-05 20:04:43 -05:00

1166 lines
50 KiB
JavaScript

// --- App State ---
let categories = [], rules = [], transactions = [], vendors = [];
let expensePieChart = null;
let jwtToken = localStorage.getItem('simpleLedgerToken');
let transactionSort = { column: 'date', direction: 'desc' };
let transactionDateFilter = 'lastMonth';
let customDateRange = { start: null, end: null };
// --- API Base ---
const API_URL = '/api';
// --- API Fetch Helper ---
async function apiFetch(endpoint, options = {}) {
const headers = {
'Authorization': `Bearer ${jwtToken}`,
...options.headers
};
if (!(options.body instanceof FormData)) {
headers['Content-Type'] = 'application/json';
}
const res = await fetch(`${API_URL}${endpoint}`, { ...options, headers });
if (res.status === 401 || res.status === 403) {
// Token is invalid or expired
logout();
throw new Error('Authentication error. Please log in again.');
}
if (!res.ok) {
const errorText = await res.text();
throw new Error(errorText || 'API request failed');
}
const contentType = res.headers.get("content-type");
if (contentType && contentType.indexOf("application/json") !== -1) {
return res.json();
} else {
return res.text();
}
}
// --- Auth Functions ---
function showAuthError(message) {
const el = document.getElementById('authError');
el.textContent = message;
el.classList.remove('hidden');
}
function hideAuthError() {
document.getElementById('authError').classList.add('hidden');
}
function toggleAuthForm(showLogin) {
hideAuthError();
if (showLogin) {
document.getElementById('authTitle').textContent = 'Login';
document.getElementById('loginForm').classList.remove('hidden');
document.getElementById('registerForm').classList.add('hidden');
document.getElementById('toggleAuth').textContent = 'Need an account? Register';
} else {
document.getElementById('authTitle').textContent = 'Register';
document.getElementById('loginForm').classList.add('hidden');
document.getElementById('registerForm').classList.remove('hidden');
document.getElementById('toggleAuth').textContent = 'Have an account? Login';
}
}
async function handleLogin(e) {
e.preventDefault();
const form = e.target;
const username = form.username.value;
const password = form.password.value;
try {
const data = await fetch('/api/login', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ username, password })
});
if (!data.ok) {
const errorText = await data.text();
throw new Error(errorText);
}
const { accessToken } = await data.json();
jwtToken = accessToken;
localStorage.setItem('simpleLedgerToken', jwtToken);
document.getElementById('authView').classList.add('hidden');
document.getElementById('appContainer').classList.remove('hidden');
showView('dashboard');
await loadAllData();
} catch (err) {
showAuthError(err.message);
}
}
async function handleRegister(e) {
e.preventDefault();
const form = e.target;
const username = form.username.value;
const password = form.password.value;
try {
const data = await fetch('/api/register', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ username, password })
});
if (!data.ok) {
const errorText = await data.text();
throw new Error(errorText);
}
swal('Success', 'Registration successful! Please log in.', 'success');
toggleAuthForm(true); // Show login form
} catch (err) {
showAuthError(err.message);
}
}
function logout() {
jwtToken = null;
localStorage.removeItem('simpleLedgerToken');
document.getElementById('authView').classList.remove('hidden');
document.getElementById('appContainer').classList.add('hidden');
}
// --- Data Loading ---
async function loadAllData() {
showLoadingModal(true, "Loading your data...");
try {
// Must load categories and vendors *first*
await loadCategories();
await loadVendors();
// Then load rules and transactions
await Promise.all([
loadRules(),
loadTransactions()
]);
updateDashboard(); // Update dashboard after all data is loaded
} catch (error) {
swal('Error loading data', error.message, 'error');
} finally {
showLoadingModal(false);
}
}
async function loadCategories() {
categories = await apiFetch('/categories');
renderCategories();
renderCategoryDropdowns(); // Renders for all existing selects
}
async function loadVendors() {
vendors = await apiFetch('/vendors');
renderVendors();
renderVendorDropdowns(); // Renders for all existing selects
}
async function loadRules() {
rules = await apiFetch('/rules');
renderRules();
}
async function loadTransactions() {
transactions = await apiFetch(`/transactions?v=${new Date().getTime()}`);
// Dates are already strings from server, convert to Date objects
transactions.forEach(tx => tx.date = new Date(tx.date));
renderTransactions(); // Will sort and render
}
// --- UI Rendering ---
function renderCategories() {
const list = document.getElementById('categoryList');
if (!list) return;
list.innerHTML = '';
categories.sort((a,b) => a.name.localeCompare(b.name)).forEach(cat => {
const el = document.createElement('div');
el.className = 'flex justify-between items-center p-2 bg-white rounded-lg shadow-sm';
el.innerHTML = `
<span>${cat.name} (${cat.type})</span>
<button data-id="${cat.id}" class="text-red-500 hover:text-red-700">&times;</button>
`;
el.querySelector('button').onclick = () => deleteCategory(cat.id);
list.appendChild(el);
});
}
function renderCategoryDropdowns(selector = '.category-select') {
const selects = document.querySelectorAll(selector);
const options = categories
.sort((a,b) => a.name.localeCompare(b.name))
.map(c => `<option value="${c.name}">${c.name}</option>`)
.join('');
selects.forEach(sel => {
const currentVal = sel.value;
sel.innerHTML = options;
if (currentVal) sel.value = currentVal;
});
}
function renderVendors() {
const list = document.getElementById('vendorList');
if (!list) return;
list.innerHTML = '';
vendors.forEach(v => {
const el = document.createElement('div');
el.className = 'flex justify-between items-center p-2 bg-white rounded-lg shadow-sm';
el.innerHTML = `
<span>${v.name}</span>
<button data-id="${v.id}" class="text-red-500 hover:text-red-700">&times;</button>
`;
el.querySelector('button').onclick = () => deleteVendor(v.id);
list.appendChild(el);
});
}
function renderVendorDropdowns(selector = '.vendor-select') {
const selects = document.querySelectorAll(selector);
const options = vendors
.sort((a,b) => a.name.localeCompare(b.name))
.map(c => `<option value="${c.id}">${c.name}</option></span>`)
.join('');
selects.forEach(sel => {
const currentVal = sel.value;
sel.innerHTML = '<option value="">-- None --</option>' + options;
sel.value = currentVal || "";
});
}
function renderRules() {
const list = document.getElementById('rulesList');
if (!list) return;
list.innerHTML = '';
rules.forEach(rule => {
const el = document.createElement('div');
el.className = 'flex justify-between items-center p-2 bg-white rounded-lg shadow-sm';
el.innerHTML = `
<span>If description contains "<strong>${rule.keyword}</strong>", set category to <strong>${rule.category}</strong></span>
<button data-id="${rule.id}" class="text-red-500 hover:text-red-700">&times;</button>
`;
el.querySelector('button').onclick = () => deleteRule(rule.id);
list.appendChild(el);
});
}
function renderTransactions() {
const tbody = document.getElementById('transactionsTableBody');
const filter = document.getElementById('transactionFilter').value;
const search = document.getElementById('transactionSearch').value.toLowerCase();
if (!tbody) return;
let txsToRender = [...transactions];
// 1. Filter by Date
if (transactionDateFilter === 'lastMonth') {
const oneMonthAgo = new Date();
oneMonthAgo.setMonth(oneMonthAgo.getMonth() - 1);
txsToRender = txsToRender.filter(tx => new Date(tx.date) >= oneMonthAgo);
} else if (transactionDateFilter === 'custom' && customDateRange.start && customDateRange.end) {
// Adjust end date to include the whole day
const endDate = new Date(customDateRange.end);
endDate.setHours(23, 59, 59, 999);
txsToRender = txsToRender.filter(tx => {
const txDate = new Date(tx.date);
return txDate >= customDateRange.start && txDate <= endDate;
});
}
// 2. Sort
txsToRender.sort((a, b) => {
let valA = a[transactionSort.column];
let valB = b[transactionSort.column];
if (transactionSort.column === 'date') {
valA = valA.getTime();
valB = valB.getTime();
} else if (transactionSort.column === 'amount') {
valA = valA;
valB = valB;
} else {
valA = (valA || '').toLowerCase();
valB = (valB || '').toLowerCase();
}
if (valA < valB) return transactionSort.direction === 'asc' ? -1 : 1;
if (valA > valB) return transactionSort.direction === 'asc' ? 1 : -1;
return 0;
});
// 2. Filter by Category Status
if (filter === 'uncategorized') {
txsToRender = txsToRender.filter(tx => tx.reconciliation_status === 'uncategorized');
}
// 3. Filter by Search
if (search) {
txsToRender = txsToRender.filter(tx => tx.description.toLowerCase().includes(search));
}
// 4. Update Header styles
document.querySelectorAll('.sortable-header').forEach(th => {
th.classList.remove('sort-asc', 'sort-desc');
if (th.dataset.sort === transactionSort.column) {
th.classList.add(transactionSort.direction === 'asc' ? 'sort-asc' : 'sort-desc');
}
});
// 5. Render
tbody.innerHTML = '';
if (txsToRender.length === 0) {
tbody.innerHTML = '<tr><td colspan="6" class="text-center p-4">No transactions found.</td></tr>';
return;
}
txsToRender.forEach(tx => {
const txDate = new Date(tx.date);
const tr = document.createElement('tr');
tr.className = 'border-b hover:bg-gray-50';
// Determine Category/Vendor display
let categoryDisplay = '';
let vendorDisplay = '';
if (tx.reconciliation_status === 'uncategorized') {
categoryDisplay = '<span class="text-red-500">Uncategorized</span>';
vendorDisplay = 'N/A';
} else if (tx.split_count === 1) {
categoryDisplay = tx.category || 'N/A';
vendorDisplay = tx.vendorName || 'N/A';
} else if (tx.split_count > 1) {
categoryDisplay = '— Split —';
vendorDisplay = '— Split —';
} else { // split_count is 0 or null
categoryDisplay = '<span class="text-orange-500">Needs Attention</span>';
vendorDisplay = 'N/A';
}
tr.innerHTML = `
<td class="p-3">${txDate.toLocaleDateString()}</td>
<td class="p-3 truncate max-w-xs">${tx.description}</td>
<td class="p-3">${categoryDisplay}</td>
<td class="p-3">${vendorDisplay}</td>
<td class="p-3 text-right font-medium ${tx.amount >= 0 ? 'text-green-600' : 'text-red-600'}">
${tx.amount.toLocaleString('en-US', { style: 'currency', currency: 'USD' })}
</td>
<td class="p-3 text-center">
<button data-id="${tx.id}" class="edit-tx-btn text-blue-600 hover:underline text-sm">Edit</button>
<button data-id="${tx.id}" class="delete-tx-btn text-red-600 hover:underline text-sm ml-2">Del</button>
</td>
`;
tbody.appendChild(tr);
});
tbody.querySelectorAll('.edit-tx-btn').forEach(btn => {
btn.onclick = (e) => showSplitTransactionModal(e.target.dataset.id);
});
tbody.querySelectorAll('.delete-tx-btn').forEach(btn => {
btn.onclick = (e) => deleteTransaction(e.target.dataset.id);
});
}
function handleSort(e) {
const column = e.target.dataset.sort;
if (!column) return;
if (transactionSort.column === column) {
transactionSort.direction = transactionSort.direction === 'asc' ? 'desc' : 'asc';
} else {
transactionSort.column = column;
transactionSort.direction = 'desc'; // Default to desc for new columns
}
renderTransactions();
}
async function updateDashboard() {
try {
const summary = await apiFetch('/dashboard-summary');
const { totalIncome, totalReturns, totalExpenses } = summary.stats;
const netIncome = totalIncome + totalReturns; // Returns are negative
const netProfit = netIncome + totalExpenses; // Expenses are negative
document.getElementById('statGrossIncome').textContent = totalIncome.toLocaleString('en-US', { style: 'currency', currency: 'USD' });
document.getElementById('statReturns').textContent = totalReturns.toLocaleString('en-US', { style: 'currency', currency: 'USD' });
document.getElementById('statNetIncome').textContent = netIncome.toLocaleString('en-US', { style: 'currency', currency: 'USD' });
document.getElementById('statTotalExpenses').textContent = totalExpenses.toLocaleString('en-US', { style: 'currency', currency: 'USD' });
document.getElementById('statNetProfit').textContent = netProfit.toLocaleString('en-US', { style: 'currency', currency: 'USD' });
if (netProfit >= 0) {
document.getElementById('statNetProfit').classList.remove('text-red-600');
document.getElementById('statNetProfit').classList.add('text-green-600');
} else {
document.getElementById('statNetProfit').classList.remove('green-red-600');
document.getElementById('statNetProfit').classList.add('text-red-600');
}
// Render Pie Chart
const ctx = document.getElementById('expensePieChart').getContext('2d');
if (expensePieChart) {
expensePieChart.destroy();
}
expensePieChart = new Chart(ctx, {
type: 'pie',
data: {
labels: summary.pieData.labels,
datasets: [{
label: 'Expenses',
data: summary.pieData.data,
backgroundColor: [
'rgba(239, 68, 68, 0.7)', 'rgba(59, 130, 246, 0.7)', 'rgba(234, 179, 8, 0.7)',
'rgba(34, 197, 94, 0.7)', 'rgba(168, 85, 247, 0.7)', 'rgba(236, 72, 153, 0.7)',
'rgba(249, 115, 22, 0.7)', 'rgba(13, 148, 136, 0.7)', 'rgba(107, 114, 128, 0.7)',
'rgba(217, 119, 6, 0.7)'
],
borderColor: '#fff',
borderWidth: 1
}]
},
options: {
responsive: true,
maintainAspectRatio: false,
plugins: {
legend: { position: 'right' }
}
}
});
} catch (error) {
console.error("Error updating dashboard:", error);
swal('Error', "Could not load dashboard summary.", 'error');
}
}
function generateReport() {
// This function is still flawed and needs a server-side endpoint for 100% accuracy.
// For now, it will only report on transactions with a single, categorized split.
const startVal = document.getElementById('reportStartDate').value;
const endVal = document.getElementById('reportEndDate').value;
const start = new Date(startVal + 'T00:00:00');
const end = new Date(endVal + 'T23:59:59');
if (!startVal || !endVal) {
swal('Error', "Please select valid start and end dates.", 'error');
return;
}
let incomeByCat = {};
let expensesByCat = {};
let totalIncome = 0;
let totalExpenses = 0;
const txs = transactions.filter(tx => {
const txDate = new Date(tx.date);
return txDate >= start && txDate <= end;
});
txs.forEach(tx => {
if (tx.split_count === 1 && tx.reconciliation_status === 'categorized') {
const category = categories.find(c => c.name === tx.category);
if (!category) return; // Skip if category not found
const type = category.type;
if (type === 'income') {
totalIncome += tx.amount;
incomeByCat[tx.category] = (incomeByCat[tx.category] || 0) + tx.amount;
} else if (type === 'expense') {
totalExpenses += tx.amount;
expensesByCat[tx.category] = (expensesByCat[tx.category] || 0) + tx.amount;
}
}
// We are intentionally skipping uncategorized and multi-split txs
// because we don't have their split data on the client.
});
if (txs.length > 0 && (totalIncome === 0 && totalExpenses === 0)) {
swal('Warning', "This report is a client-side estimate and may be incomplete. It does not include multi-split or uncategorized transactions. A server-side report is needed for full accuracy.", 'warning');
}
const netProfit = totalIncome + totalExpenses;
const reportBody = document.getElementById('plReportBody');
reportBody.innerHTML = '';
let incomeHtml = '<tr class="font-bold bg-gray-100"><td class="p-2" colspan="2">Income</td></tr>';
const incomeCategories = Object.keys(incomeByCat).sort();
for (const cat of incomeCategories) {
const amt = incomeByCat[cat];
incomeHtml += `<tr><td class="p-2 pl-6">${cat}</td><td class="p-2 text-right">${amt.toLocaleString('en-US', { style: 'currency', currency: 'USD' })}</td></tr>`;
}
incomeHtml += `<tr class="font-semibold border-t"><td class="p-2">Total Income (Net Sales)</td><td class="p-2 text-right">${totalIncome.toLocaleString('en-US', { style: 'currency', currency: 'USD' })}</td></tr>`;
let expensesHtml = '<tr class="font-bold bg-gray-100 mt-4"><td class="p-2" colspan="2">Expenses</td></tr>';
const expenseCategories = Object.keys(expensesByCat).sort();
for (const cat of expenseCategories) {
const amt = expensesByCat[cat];
expensesHtml += `<tr><td class="p-2 pl-6">${cat}</td><td class="p-2 text-right">${amt.toLocaleString('en-US', { style: 'currency', currency: 'USD' })}</td></tr>`;
}
expensesHtml += `<tr class="font-semibold border-t"><td class="p-2">Total Expenses</td><td class="p-2 text-right">${totalExpenses.toLocaleString('en-US', { style: 'currency', currency: 'USD' })}</td></tr>`;
let netHtml = `<tr class="font-bold text-lg border-t-2 ${netProfit >= 0 ? 'text-green-700' : 'text-red-700'}">
<td class="p-2">Net Profit / (Loss)</td>
<td class="p-2 text-right">${netProfit.toLocaleString('en-US', { style: 'currency', currency: 'USD' })}</td>
</tr>`;
reportBody.innerHTML = incomeHtml + expensesHtml + netHtml;
document.getElementById('exportReportBtn').classList.remove('hidden');
}
function exportReport() {
let csvContent = "data:text/csv;charset=utf-8,";
csvContent += "Item,Category,Amount\n";
const reportBody = document.getElementById('plReportBody');
reportBody.querySelectorAll('tr').forEach(tr => {
const cells = tr.querySelectorAll('td');
if (cells.length === 2) {
let col1 = cells[0].textContent.replace(/,/g, '');
let col2 = cells[1].textContent.replace(/[$(),]/g, '');
if (cells[0].classList.contains('pl-6')) {
csvContent += ` ,${col1},${col2}\n`;
} else {
csvContent += `${col1}, ,${col2}\n`;
}
}
});
const encodedUri = encodeURI(csvContent);
const link = document.createElement("a");
link.setAttribute("href", encodedUri);
link.setAttribute("download", "profit_loss_report.csv");
document.body.appendChild(link);
link.click();
document.body.removeChild(link);
}
// --- Data Actions ---
async function addCategory(e) {
e.preventDefault();
const form = e.target;
const name = form.categoryName.value;
const type = form.categoryType.value;
if (!name) return;
try {
await apiFetch('/categories', {
method: 'POST',
body: JSON.stringify({ name, type })
});
form.reset();
await loadCategories(); // Refresh
} catch (error) {
console.error("Error adding category: ", error);
swal('Error', error.message, 'error');
}
}
async function deleteCategory(id) {
swal({
title: "Are you sure?",
text: "Are you sure you want to delete this category?",
icon: "warning",
buttons: true,
dangerMode: true,
})
.then(async (willDelete) => {
if (willDelete) {
try {
await apiFetch(`/categories/${id}`, { method: 'DELETE' });
await loadCategories(); // Refresh
swal("Poof! The category has been deleted!", {
icon: "success",
});
} catch (error) {
console.error("Error deleting category: ", error);
swal('Error', error.message, 'error');
}
}
});
}
async function addVendor(e) {
e.preventDefault();
const form = e.target;
const name = form.vendorName.value;
if (!name) return;
try {
await apiFetch('/vendors', {
method: 'POST',
body: JSON.stringify({ name })
});
form.reset();
await loadVendors(); // Refresh
} catch (error) {
console.error("Error adding vendor: ", error);
swal('Error', error.message, 'error');
}
}
async function deleteVendor(id) {
swal({
title: "Are you sure?",
text: "Are you sure you want to delete this vendor?",
icon: "warning",
buttons: true,
dangerMode: true,
})
.then(async (willDelete) => {
if (willDelete) {
try {
await apiFetch(`/vendors/${id}`, { method: 'DELETE' });
await loadVendors(); // Refresh
swal("Poof! The vendor has been deleted!", {
icon: "success",
});
} catch (error) {
console.error("Error deleting vendor: ", error);
swal('Error', error.message, 'error');
}
}
});
}
async function addRule(e) {
e.preventDefault();
const form = e.target;
const keyword = form.ruleKeyword.value;
const category = form.ruleCategory.value;
if (!keyword || !category) return;
try {
await apiFetch('/rules', {
method: 'POST',
body: JSON.stringify({ keyword, category })
});
form.reset();
await loadRules(); // Refresh
swal({
title: "Rule added!",
text: "Apply all rules to uncategorized transactions now?",
icon: "success",
buttons: true,
})
.then((willApply) => {
if (willApply) {
applyAllRules();
}
});
} catch (error) {
console.error("Error adding rule: ", error);
swal('Error', error.message, 'error');
}
}
async function deleteRule(id) {
swal({
title: "Are you sure?",
text: "Are you sure you want to delete this rule?",
icon: "warning",
buttons: true,
dangerMode: true,
})
.then(async (willDelete) => {
if (willDelete) {
try {
await apiFetch(`/rules/${id}`, { method: 'DELETE' });
await loadRules(); // Refresh
swal("Poof! The rule has been deleted!", {
icon: "success",
});
} catch (error) {
console.error("Error deleting rule: ", error);
swal('Error', error.message, 'error');
}
}
});
}
async function applyAllRules() {
showLoadingModal(true, "Applying rules...");
try {
const message = await apiFetch('/rules/apply-all', { method: 'POST' });
swal('Success', message, 'success');
await loadTransactions(); // Refresh transactions
} catch (error) {
console.error("Error applying rules:", error);
alert(error.message);
} finally {
showLoadingModal(false);
}
}
// --- NEW: Split Modal Functions ---
/**
* Creates a new 'split' row element for the modal.
* This is the FIXED function.
*/
function createSplitRow(split = {}) {
const row = document.createElement('div');
row.className = 'split-row grid grid-cols-12 gap-2 items-center';
// 1. Build Category Options
const categoryOptions = categories
.sort((a,b) => a.name.localeCompare(b.name))
.map(c => `<option value="${c.name}">${c.name}</option>`)
.join('');
// 2. Build Vendor Options
const vendorOptions = vendors
.sort((a,b) => a.name.localeCompare(b.name))
.map(c => `<option value="${c.id}">${c.name}</option>`)
.join('');
// 3. Set innerHTML
row.innerHTML = `
<div class="col-span-5">
<label class="text-xs text-gray-500">Category</label>
<select class="split-category w-full p-2 border rounded-md shadow-sm">${categoryOptions}</select>
</div>
<div class="col-span-3">
<label class="text-xs text-gray-500">Vendor</label>
<select class="split-vendor w-full p-2 border rounded-md shadow-sm">
<option value="">-- None --</option>
${vendorOptions}
</select>
</div>
<div class="col-span-3">
<label class="text-xs text-gray-500">Amount</label>
<input type="number" step="0.01" class="split-amount w-full p-2 border rounded-md shadow-sm" value="0.00">
</div>
<div class="col-span-1 flex items-end">
<button type="button" class="delete-split-btn text-red-500 hover:text-red-700 p-2">&times;</button>
</div>
<div class="col-span-12">
<label class="text-xs text-gray-500">Description</label>
<input type="text" class="split-description w-full p-2 border rounded-md shadow-sm">
</div>
`;
// 4. Set values from the split object
const categorySelect = row.querySelector('.split-category');
const vendorSelect = row.querySelector('.split-vendor');
const amountInput = row.querySelector('.split-amount');
const descriptionInput = row.querySelector('.split-description');
if (split.category) categorySelect.value = split.category;
if (split.vendorId) vendorSelect.value = split.vendorId;
if (split.amount) amountInput.value = split.amount.toFixed(2);
if (split.description) descriptionInput.value = split.description;
// Add listeners
amountInput.addEventListener('input', validateSplitAmounts);
row.querySelector('.delete-split-btn').addEventListener('click', () => {
row.remove();
validateSplitAmounts();
});
return row;
}
function validateSplitAmounts() {
const total = parseFloat(document.getElementById('splitTxTotal').value);
const allSplitRows = document.querySelectorAll('#splitsContainer .split-row');
let currentSplitSum = 0;
allSplitRows.forEach(row => {
currentSplitSum += parseFloat(row.querySelector('.split-amount').value) || 0;
});
const remaining = total - currentSplitSum;
const remainingEl = document.getElementById('splitModalRemaining');
const saveBtn = document.getElementById('saveSplitsBtn');
remainingEl.textContent = `Remaining: ${remaining.toLocaleString('en-US', { style: 'currency', currency: 'USD' })}`;
// Use a small tolerance for floating point errors
if (Math.abs(remaining) < 0.001) {
remainingEl.classList.remove('text-red-600');
remainingEl.classList.add('text-green-600');
saveBtn.disabled = false;
} else {
remainingEl.classList.remove('text-green-600');
remainingEl.classList.add('text-red-600');
saveBtn.disabled = true;
}
}
async function showSplitTransactionModal(txId) {
const tx = transactions.find(t => t.id == txId);
if (!tx) return;
// Store transaction data
document.getElementById('splitTxId').value = tx.id;
document.getElementById('splitTxTotal').value = tx.amount;
// Set modal header
document.getElementById('splitModalTitle').textContent = `Edit / Split Transaction`;
document.getElementById('splitModalDescription').textContent = `${new Date(tx.date).toLocaleDateString()} - ${tx.description}`;
document.getElementById('splitModalTotal').textContent = `Total: ${tx.amount.toLocaleString('en-US', { style: 'currency', currency: 'USD' })}`;
// Fetch and render splits
const splitsContainer = document.getElementById('splitsContainer');
splitsContainer.innerHTML = '<div class="spinner"></div>'; // Show loading
try {
// --- FIX: Ensure categories and vendors are loaded before opening modal ---
if (categories.length === 0 || vendors.length === 0) {
console.log("Categories or vendors empty, re-fetching...");
await loadCategories();
await loadVendors();
}
const splits = await apiFetch(`/transactions/${tx.id}/splits`);
splitsContainer.innerHTML = ''; // Clear spinner
if (splits.length === 0) {
// This shouldn't happen, but as a fallback, create one default split
splitsContainer.appendChild(createSplitRow({
description: tx.description,
amount: tx.amount,
category: 'Expense - Uncategorized'
}));
} else {
splits.forEach(split => {
splitsContainer.appendChild(createSplitRow(split));
});
}
validateSplitAmounts();
document.getElementById('editTxModal').classList.remove('hidden');
} catch (error) {
// This catch block will now *correctly* catch API errors
console.error("Error fetching splits:", error);
swal('Error', "Could not load transaction splits. API error: " + error.message, 'error');
}
}
function closeEditTransactionModal() {
document.getElementById('editTxModal').classList.add('hidden');
}
async function handleSaveSplits(e) {
e.preventDefault();
const transactionId = parseInt(document.getElementById('splitTxId').value, 10);
const allSplitRows = document.querySelectorAll('#splitsContainer .split-row');
if (isNaN(transactionId)) {
alert('Error: Invalid transaction ID.');
return;
}
let splitsPayload = [];
allSplitRows.forEach(row => {
const vendorIdValue = row.querySelector('.split-vendor').value;
splitsPayload.push({
category: row.querySelector('.split-category').value,
vendorId: vendorIdValue ? parseInt(vendorIdValue, 10) : null,
description: row.querySelector('.split-description').value,
amount: parseFloat(row.querySelector('.split-amount').value)
});
});
try {
await apiFetch(`/transactions/${transactionId}/splits`, {
method: 'PUT',
body: JSON.stringify(splitsPayload)
});
closeEditTransactionModal();
swal("Success", "Transaction saved!", "success");
await loadTransactions(); // Refresh transactions
await updateDashboard();
} catch (error) {
swal('Error', error.message, 'error');
}
}
async function handleCreateRuleFromSplit() {
// Use the first split row to create a rule
const firstSplitRow = document.querySelector('#splitsContainer .split-row');
if (!firstSplitRow) {
swal('Error', "No split to create rule from.", 'error');
return;
}
// --- FIX 2: Get description robustly ---
const txId = document.getElementById('splitTxId').value;
const tx = transactions.find(t => t.id == txId);
if (!tx) {
swal('Error', "Error: Could not find parent transaction.", 'error');
return;
}
const description = tx.description;
const category = firstSplitRow.querySelector('.split-category').value;
swal({
title: "Create a new rule",
text: `Create rule for "${description}"?\n\nEnter the part of the description to use as a keyword:`,
content: {
element: "input",
attributes: {
placeholder: "Type your keyword here",
value: description,
},
},
})
.then(async (keyword) => {
if (keyword) {
try {
await apiFetch('/rules', {
method: 'POST',
body: JSON.stringify({ keyword, category })
});
await loadRules();
swal('Success', `Rule created: If description contains "${keyword}", set to "${category}".`, 'success');
} catch (error) {
console.error("Error creating rule:", error);
swal('Error', error.message, 'error');
}
}
});
}
async function deleteTransaction(txId) {
swal({
title: "Are you sure?",
text: "Are you sure you want to delete this transaction (and all its splits) permanently?",
icon: "warning",
buttons: true,
dangerMode: true,
})
.then(async (willDelete) => {
if (willDelete) {
try {
await apiFetch(`/transactions/${txId}`, { method: 'DELETE' });
await loadTransactions(); // Full refresh
await updateDashboard();
swal("Poof! The transaction has been deleted!", {
icon: "success",
});
} catch (error) {
console.error("Error deleting transaction: ", error);
swal('Error', error.message, 'error');
}
}
});
}
// --- File Processing ---
async function handleFiles(e) {
e.preventDefault();
const bankFile = document.getElementById('bankFile').files[0];
const salesFile = document.getElementById('salesFile').files[0];
if (!bankFile && !salesFile) {
swal('Error', "Please select at least one file to upload.", 'error');
return;
}
const formData = new FormData();
if (bankFile) formData.append('bankFile', bankFile);
if (salesFile) formData.append('salesFile', salesFile);
showLoadingModal(true, "Uploading and processing files...");
try {
const result = await apiFetch('/upload', {
method: 'POST',
body: formData
});
swal('Success', result, 'success');
document.getElementById('uploadForm').reset();
await loadTransactions(); // Refresh data
await updateDashboard(); // Refresh dashboard
showView('transactions');
} catch (error) {
console.error("Error uploading files:", error);
alert(error.message);
} finally {
showLoadingModal(false);
}
}
// --- UI Navigation ---
function showView(viewId) {
document.querySelectorAll('main > section').forEach(section => {
section.classList.add('hidden');
});
document.querySelectorAll('nav a').forEach(a => {
a.classList.remove('bg-blue-700', 'text-white');
a.classList.add('text-blue-100', 'hover:bg-blue-600');
});
const activeView = document.getElementById(viewId);
const activeLink = document.querySelector(`nav a[data-view="${viewId}"]`);
if (activeView) activeView.classList.remove('hidden');
if (activeLink) {
activeLink.classList.add('bg-blue-700', 'text-white');
activeLink.classList.remove('text-blue-100', 'hover:bg-blue-600');
}
// Refresh dashboard data only when switching to it
if (viewId === 'dashboard') {
updateDashboard();
}
}
function showLoadingModal(show, text = 'Loading...') {
const modal = document.getElementById('loadingModal');
const textEl = document.getElementById('loadingModalText');
if (show) {
textEl.textContent = text;
modal.classList.remove('hidden');
} else {
modal.classList.add('hidden');
}
}
// --- Initial App Load ---
document.addEventListener('DOMContentLoaded', () => {
// Auth form toggling
document.getElementById('toggleAuth').onclick = (e) => {
e.preventDefault();
const isLogin = document.getElementById('loginForm').classList.contains('hidden');
toggleAuthForm(isLogin);
};
// Auth form submission
document.getElementById('loginForm').onsubmit = handleLogin;
document.getElementById('registerForm').onsubmit = handleRegister;
// App Navigation
document.querySelectorAll('nav a').forEach(a => {
a.onclick = (e) => {
e.preventDefault();
if(e.target.id === 'logoutButton') return logout();
showView(e.target.dataset.view);
}
});
// --- Event Listeners ---
document.getElementById('uploadForm').onsubmit = handleFiles;
document.getElementById('categoryForm').onsubmit = addCategory;
document.getElementById('vendorForm').onsubmit = addVendor;
document.getElementById('ruleForm').onsubmit = addRule;
document.getElementById('transactionFilter').onchange = renderTransactions;
document.getElementById('transactionSearch').oninput = renderTransactions;
document.getElementById('generateReportBtn').onclick = generateReport;
document.getElementById('exportReportBtn').onclick = exportReport;
document.getElementById('applyAllRulesBtn').onclick = applyAllRules;
document.getElementById('dateFilterSelect').onchange = (e) => {
const customPicker = document.getElementById('customDateRangePicker');
if (e.target.value === 'custom') {
customPicker.classList.remove('hidden');
customPicker.classList.add('flex');
} else {
customPicker.classList.add('hidden');
customPicker.classList.remove('flex');
}
};
document.getElementById('filterByDateBtn').onclick = () => {
const filterType = document.getElementById('dateFilterSelect').value;
transactionDateFilter = filterType;
if (filterType === 'custom') {
const startDate = document.getElementById('startDate').value;
const endDate = document.getElementById('endDate').value;
if (startDate && endDate) {
customDateRange = { start: new Date(startDate), end: new Date(endDate) };
} else {
swal('Error', 'Please select a start and end date for the custom range.', 'error');
return;
}
}
renderTransactions();
};
// Mobile menu
const sidebar = document.getElementById('sidebar');
const mobileMenuBtn = document.getElementById('mobileMenuBtn');
if (mobileMenuBtn) {
mobileMenuBtn.onclick = () => {
sidebar.classList.toggle('-translate-x-full');
sidebar.classList.toggle('hidden');
};
}
// Close sidebar when a nav link is clicked on mobile
sidebar.querySelectorAll('a').forEach(link => {
link.addEventListener('click', () => {
if (window.innerWidth < 768) { // md breakpoint
sidebar.classList.add('-translate-x-full');
sidebar.classList.add('hidden');
}
});
});
// Transaction table sorting
document.querySelectorAll('.sortable-header').forEach(th => {
th.onclick = handleSort;
});
// Edit/Split Tx Modal
document.getElementById('closeTxModalBtn').onclick = closeEditTransactionModal;
document.getElementById('saveSplitsBtn').onclick = handleSaveSplits;
document.getElementById('createRuleFromSplit').onclick = handleCreateRuleFromSplit;
document.getElementById('addSplitBtn').onclick = () => {
document.getElementById('splitsContainer').appendChild(createSplitRow());
};
// Check if already logged in
if (jwtToken) {
document.getElementById('authView').classList.add('hidden');
document.getElementById('appContainer').classList.remove('hidden');
showView('dashboard');
loadAllData();
} else {
document.getElementById('authView').classList.remove('hidden');
document.getElementById('appContainer').classList.add('hidden');
}
});