Signal Confidence
${currentData.confidence}%
Signal Rationale
${rationaleCards}
`;
downloadSection.classList.remove('hidden');
showTab(1);
};
generateBtn.addEventListener('click', generateSignal);
// --- PDF DOWNLOAD ---
const downloadPDF = () => {
if (!currentData) return;
const { jsPDF } = window.jspdf;
const pdf = new jsPDF({ orientation: 'portrait', unit: 'pt', format: 'a4' });
const btnText = getElem('pdf-btn-text');
const btnSpinner = getElem('pdf-btn-spinner');
btnText.classList.add('hidden');
btnSpinner.classList.remove('hidden');
downloadPdfBtn.disabled = true;
try {
const pageWidth = pdf.internal.pageSize.getWidth();
const margin = 40;
let y = margin;
pdf.setFont('helvetica', 'bold');
pdf.setFontSize(20);
pdf.text("Market Signal Memorandum", pageWidth / 2, y, { align: 'center' });
y += 20;
pdf.setFont('helvetica', 'normal');
pdf.setFontSize(10);
pdf.text(`CONFIDENTIAL | FOR INTERNAL USE ONLY | ${today.toISOString()}`, pageWidth / 2, y, { align: 'center' });
y += 30;
pdf.autoTable({
startY: y,
theme: 'grid',
head: [['Parameter', 'Selection']],
body: [
['Asset:', userInputs.assetName],
['Risk Tolerance:', userInputs.risk],
['Analysis Models:', userInputs.models.join(', ')],
],
didDrawPage: (data) => { y = data.cursor.y; }
});
y += 20;
pdf.autoTable({
startY: y,
theme: 'plain',
body: [
[{ content: 'Generated Signal:', styles: { fontStyle: 'bold', fontSize: 14 } }, { content: currentData.finalSignal, styles: { fontStyle: 'bold', fontSize: 18 } }],
[{ content: 'Signal Confidence:', styles: { fontStyle: 'bold', fontSize: 14 } }, { content: `${currentData.confidence}%`, styles: { fontStyle: 'bold', fontSize: 18 } }],
],
didDrawPage: (data) => { y = data.cursor.y; }
});
y += 30;
pdf.setFont('helvetica', 'bold');
pdf.setFontSize(16);
pdf.text("Signal Rationale", margin, y);
y += 20;
currentData.rationales.forEach(r => {
const splitText = pdf.splitTextToSize(r.text, pageWidth - margin * 2 - 10);
if (y + 20 + splitText.length * 12 > pdf.internal.pageSize.getHeight() - margin) {
pdf.addPage(); y = margin;
}
pdf.setFont('helvetica', 'bold');
pdf.setFontSize(11);
pdf.text(r.source, margin, y);
y += 15;
pdf.setFont('helvetica', 'normal');
pdf.setFontSize(10);
pdf.text(splitText, margin + 10, y);
y += splitText.length * 12 + 15;
});
pdf.save(`Market-Signal-${userInputs.asset.toUpperCase()}.pdf`);
} catch(e) { console.error("PDF Generation failed:", e); }
finally {
btnText.classList.remove('hidden');
btnSpinner.classList.add('hidden');
downloadPdfBtn.disabled = false;
}
};
downloadPdfBtn.addEventListener('click', downloadPDF);
});
