Total Outstanding
${formatCurrency(totalOutstanding)}
Customer Credit Balances
| Customer | Balance |
${customerRows}
`;
renderBalanceChart({ totalStoreCredit, totalGiftCardValue });
document.getElementById('download-pdf-btn').addEventListener('click', generatePdf);
};
const renderBalanceChart = ({ totalStoreCredit, totalGiftCardValue }) => {
const ctx = document.getElementById('balance-chart').getContext('2d');
if (charts.balance) charts.balance.destroy();
charts.balance = new Chart(ctx, {
type: 'doughnut',
data: {
labels: ['Store Credit', 'Gift Cards'],
datasets: [{ data: [totalStoreCredit, totalGiftCardValue], backgroundColor: ['#3b82f6', '#16a34a'] }]
},
options: { responsive: true, maintainAspectRatio: false, plugins: { title: { display: true, text: 'Outstanding Balance Types' }, legend: { position: 'bottom' } } }
});
};
const renderDataConfig = () => {
const configContent = document.getElementById('content-data-configuration');
if (!configContent) return;
const customerRows = appData.customers.map(c => `
| | |
`).join('');
const giftCardRows = appData.giftCards.map(gc => `
| | | |
`).join('');
configContent.innerHTML = `
Manage Customer Store Credit
| Customer Name | Credit ($) | |
${customerRows}
Manage Gift Cards
| Code | Initial ($) | Current ($) | |
${giftCardRows}
`;
lucide.createIcons();
attachConfigListeners();
};
// --- EVENT HANDLERS & LOGIC ---
const attachConfigListeners = () => {
const handler = () => {
document.querySelectorAll('.config-input').forEach(input => {
const id = parseInt(input.dataset.id);
const field = input.dataset.field;
const value = input.type === 'number' ? parseFloat(input.value) || 0 : input.value;
const customer = appData.customers.find(c => c.id === id);
if (customer) customer[field] = value;
});
document.querySelectorAll('.config-input-gc').forEach(input => {
const id = parseInt(input.dataset.id);
const field = input.dataset.field;
const value = input.type === 'number' ? parseFloat(input.value) || 0 : input.value;
const giftCard = appData.giftCards.find(gc => gc.id === id);
if (giftCard) giftCard[field] = value;
});
appData.analysisResults = null;
renderDashboard();
};
document.querySelectorAll('.config-input, .config-input-gc').forEach(input => input.addEventListener('change', handler));
document.querySelectorAll('.remove-customer-btn, .remove-gc-btn').forEach(btn => btn.addEventListener('click', e => {
const id = parseInt(e.currentTarget.dataset.id);
if(e.currentTarget.classList.contains('remove-customer-btn')) {
appData.customers = appData.customers.filter(c => c.id !== id);
} else {
appData.giftCards = appData.giftCards.filter(gc => gc.id !== id);
}
appData.analysisResults = null;
renderDataConfig();
renderDashboard();
}));
document.getElementById('add-customer-btn').addEventListener('click', () => {
const newId = appData.customers.length > 0 ? Math.max(...appData.customers.map(c => c.id)) + 1 : 1;
appData.customers.push({ id: newId, name: 'New Customer', credit: 0 });
renderDataConfig();
});
document.getElementById('add-gc-btn').addEventListener('click', () => {
const newId = appData.giftCards.length > 0 ? Math.max(...appData.giftCards.map(gc => gc.id)) + 1 : 1;
appData.giftCards.push({ id: newId, code: `GIFT-${Math.random().toString(36).substr(2, 8).toUpperCase()}`, initialValue: 50, currentValue: 50, status: 'Active' });
renderDataConfig();
});
};
const generatePdf = () => {
loadingOverlay.style.display = 'flex';
const { jsPDF } = window.jspdf;
document.getElementById('pdf-generated-date').textContent = new Date().toLocaleString();
const pdfHeader = document.getElementById('pdf-header');
pdfHeader.classList.remove('hidden');
const fullContent = document.getElementById('pdf-content-area');
html2canvas(fullContent, { scale: 2, useCORS: true, logging: false, windowWidth: 1200 })
.then(canvas => {
pdfHeader.classList.add('hidden');
const imgData = canvas.toDataURL('image/jpeg', 0.9);
const pdf = new jsPDF({ orientation: 'landscape', unit: 'px', format: 'a4' });
const pdfWidth = pdf.internal.pageSize.getWidth();
const imgProps = pdf.getImageProperties(imgData);
const imgHeight = (imgProps.height * pdfWidth) / imgProps.width;
pdf.addImage(imgData, 'JPEG', 0, 0, pdfWidth, imgHeight);
pdf.save('Balance-Report.pdf');
loadingOverlay.style.display = 'none';
}).catch(err => {
console.error("PDF generation failed:", err);
pdfHeader.classList.add('hidden');
loadingOverlay.style.display = 'none';
alert('An error occurred generating the PDF.');
});
};
// --- TAB NAVIGATION & INITIALIZATION ---
const switchTab = (tabIndex) => {
activeTabIndex = tabIndex;
document.querySelectorAll('.tab-btn').forEach((btn, i) => btn.classList.toggle('active', i === tabIndex));
document.querySelectorAll('.tab-content').forEach((content, i) => content.classList.toggle('hidden', i !== tabIndex));
updateNavButtons();
};
const updateNavButtons = () => {
prevTabBtn.disabled = activeTabIndex === 0;
nextTabBtn.disabled = activeTabIndex === tabIdentifiers.length - 1;
};
const initializeUI = () => {
const tabs = [
{ name: 'Dashboard', id: 'dashboard' },
{ name: 'Data Configuration', id: 'data-configuration' }
];
tabIdentifiers = tabs.map(t => t.id);
tabsContainer.innerHTML = tabs.map(tab => `
`).join('');
mainContent.innerHTML = tabs.map(tab => `
`).join('');
tabs.forEach((tab, index) => {
document.getElementById(`tab-${tab.id}`).addEventListener('click', () => switchTab(index));
});
renderDashboard();
renderDataConfig();
switchTab(0);
};
initializeUI();
prevTabBtn.addEventListener('click', () => { if (activeTabIndex > 0) switchTab(activeTabIndex - 1); });
nextTabBtn.addEventListener('click', () => { if (activeTabIndex < tabIdentifiers.length - 1) switchTab(activeTabIndex + 1); });
});