Trade Balance
$${tradeBalance.toFixed(1)}B
Imports / Exports
$${totalImports.toFixed(1)}B / $${totalExports.toFixed(1)}B
`;
renderMap();
const ctx = document.getElementById('partners-chart').getContext('2d');
if (partnersChart) partnersChart.destroy();
partnersChart = new Chart(ctx, { type: 'bar', data: {
labels: partnerDetails.map(p => p.partner),
datasets: [
{ label: 'Imports ($B)', data: partnerDetails.map(p => p.imports), backgroundColor: '#ef4444' },
{ label: 'Exports ($B)', data: partnerDetails.map(p => p.exports), backgroundColor: '#22c55e' }
]
}, options: { responsive: true, maintainAspectRatio: false, scales: { x: { stacked: true }, y: { stacked: true } } } });
}
function renderMap() {
const baseCountry = MOCK_TRADE_DATA[analysisResults.country];
const lines = analysisResults.partnerDetails.map(p => {
const partnerCountry = MOCK_TRADE_DATA[p.partner];
return `
`;
}).join('');
const points = Object.entries(MOCK_TRADE_DATA).map(([code, data]) =>
`
${code}`
).join('');
document.getElementById('map-container').innerHTML = `
`;
}
// --- PDF GENERATION ---
async function generatePdfReport() {
downloadPdfBtn.disabled = true;
downloadPdfBtn.textContent = 'Generating...';
const { country, periodLabel, totalTrade, tradeBalance, partnerDetails } = analysisResults;
const tableRows = partnerDetails.map(p => `
| ${p.partner} | $${p.imports.toFixed(1)}B | $${p.exports.toFixed(1)}B | $${p.total.toFixed(1)}B |
`).join('');
const reportHtml = `
TOTAL TRADE VOLUME
$${totalTrade.toFixed(1)}B
TRADE BALANCE
$${tradeBalance.toFixed(1)}B
IMPORTS/EXPORTS
$${analysisResults.totalImports.toFixed(1)}B / $${analysisResults.totalExports.toFixed(1)}B
Top Trading Partners
Trade Data Breakdown
| Partner | Imports From | Exports To | Total Volume |
|---|
${tableRows}
`;
const pdfTemplate = document.getElementById('pdf-template');
pdfTemplate.innerHTML = reportHtml;
pdfTemplate.classList.remove('invisible');
new Chart(document.getElementById('pdf-partners-chart'), { type: 'bar', data: partnersChart.data, options: { ...partnersChart.options, animation: { duration: 0 }, maintainAspectRatio: false } });
setTimeout(async () => {
try {
const { jsPDF } = window.jspdf;
const canvas = await html2canvas(pdfTemplate.querySelector('.pdf-page'), { scale: 2 });
const imgData = canvas.toDataURL('image/png');
const pdf = new jsPDF({ orientation: 'p', unit: 'pt', format: 'a4' });
const pdfWidth = pdf.internal.pageSize.getWidth(), pdfHeight = (canvas.height * pdfWidth) / canvas.width;
pdf.addImage(imgData, 'PNG', 0, 0, pdfWidth, pdfHeight);
pdf.save(`Trade_Analysis_${country}.pdf`);
} catch (e) { console.error('PDF Generation Error:', e); } finally {
downloadPdfBtn.disabled = false;
downloadPdfBtn.textContent = 'Download PDF Briefing';
pdfTemplate.classList.add('invisible');
pdfTemplate.innerHTML = '';
}
}, 500);
}
// --- EVENT LISTENERS ---
analyzeBtn.addEventListener('click', analyzeData);
downloadPdfBtn.addEventListener('click', generatePdfReport);
// --- INITIALIZATION ---
countrySelect.innerHTML = Object.keys(MOCK_TRADE_DATA).filter(k => MOCK_TRADE_DATA[k].partners).map(c => `
`).join('');
switchTab(0);
});
