`;
// Performance Table
document.getElementById('performance-table-body').innerHTML = results.map(r => `
| ${r.name} |
${r.successRate.toFixed(2)}% |
${r.failureRate.toFixed(2)}% |
$${r.volume.toLocaleString('en-US', {minimumFractionDigits:2})} |
`).join('');
// Charts
if(volumeChart) volumeChart.destroy();
volumeChart = new Chart(document.getElementById('volume-chart').getContext('2d'), {
type: 'bar',
data: { labels: results.map(r => r.name), datasets: [{ label: 'Transaction Volume ($)', data: results.map(r => r.volume), backgroundColor: '#60a5fa' }] },
options: { plugins: { legend: { display: false } } }
});
if(distributionChart) distributionChart.destroy();
distributionChart = new Chart(document.getElementById('distribution-chart').getContext('2d'), {
type: 'doughnut',
data: { labels: results.map(r => r.name), datasets: [{ data: results.map(r => r.successful), backgroundColor: ['#60a5fa', '#a78bfa', '#34d399', '#fbbf24'] }] },
options: { responsive: true, plugins: { legend: { position: 'top' } } }
});
};
// --- EVENT HANDLERS ---
const handleConfigChange = (e) => {
const input = e.target;
if (input.tagName !== 'INPUT') return;
const id = parseInt(input.closest('tr').dataset.id);
const field = input.dataset.field;
const value = input.type === 'number' ? parseFloat(input.value) || 0 : input.value;
const method = paymentMethods.find(p => p.id === id);
if(method) method[field] = value;
};
const handleAddMethod = () => {
const newId = paymentMethods.length > 0 ? Math.max(...paymentMethods.map(p => p.id)) + 1 : 1;
paymentMethods.push({ id: newId, name: "New Method", successful: 0, failed: 0, avgValue: 0 });
renderConfigTable();
};
const handleDeleteMethod = (e) => {
const btn = e.target.closest('.delete-method-btn');
if (btn) {
const id = parseInt(btn.closest('tr').dataset.id);
paymentMethods = paymentMethods.filter(p => p.id !== id);
renderConfigTable();
}
};
const generatePDF = () => {
const pdfContent = document.getElementById('pdf-content');
const pdfBtnContainer = document.getElementById('pdf-button-container');
if (!pdfContent || !pdfBtnContainer) return;
pdfBtnContainer.style.display = 'none';
html2canvas(pdfContent, { scale: 2, useCORS: true }).then(canvas => {
const imgData = canvas.toDataURL('image/png');
const pdf = new jsPDF({ orientation: 'l', unit: 'mm', format: 'a4' });
const pdfWidth = pdf.internal.pageSize.getWidth();
const imgWidth = pdfWidth - 20;
const imgHeight = (canvas.height * imgWidth) / canvas.width;
pdf.setFontSize(22);
pdf.setFont('helvetica', 'bold');
pdf.text('Digital Payment Performance Report', pdfWidth / 2, 15, { align: 'center' });
pdf.addImage(imgData, 'PNG', 10, 25, imgWidth, imgHeight);
pdf.save('payment-performance-report.pdf');
pdfBtnContainer.style.display = 'block';
});
};
// --- ATTACH LISTENERS ---
prevBtn.addEventListener('click', () => showTab('dashboard'));
nextBtn.addEventListener('click', () => showTab('config'));
tabButtons.dashboard.addEventListener('click', () => showTab('dashboard'));
tabButtons.config.addEventListener('click', () => showTab('config'));
addMethodBtn.addEventListener('click', handleAddMethod);
configTableBody.addEventListener('change', handleConfigChange);
configTableBody.addEventListener('click', handleDeleteMethod);
downloadPdfBtn.addEventListener('click', generatePDF);
// --- INITIAL SETUP ---
showTab('dashboard');
});
