NFT Specifics: Rarity ('${nft_rarity}') and Community/Hype ('${nft_community}') are key drivers in the NFT space. Strong factors here can significantly impact short-term value, but long-term value depends on sustained relevance and utility.

`; qualitativeHtml += `

Traditional Art Specifics: Artist Reputation/Provenance ('${art_artistReputation}') is paramount for value and liquidity. Physical Maintenance ('${art_maintenanceNeeds}') and associated holding costs are also key considerations for art.

`; if(generalObservations.length > 0){ qualitativeHtml += "

Key Considerations for Your Profile:

"; generalObservations.forEach(obs => qualitativeHtml += `
• ${obs}
`); qualitativeHtml += "

"; } nta_pdfDataStore.qualitative = qualitativeHtml; // Store cleaned HTML for PDF document.getElementById('nta_qualitativeSummaryContainer').innerHTML = qualitativeHtml; document.getElementById('nta_resultsSection').style.display = 'block'; document.getElementById('nta_downloadPdfButton').style.display = 'block'; } function nta_downloadPDF() { if (typeof jspdf === 'undefined' || typeof jspdf.jsPDF === 'undefined' || typeof html2canvas === 'undefined') { alert('PDF generation libraries not loaded.'); return; } if (!nta_pdfDataStore || !nta_pdfDataStore.results || !nta_pdfDataStore.results.nft) { alert('Please generate the comparison first to download a report.'); return; } console.log("nta_downloadPDF called, data:", nta_pdfDataStore); const { jsPDF } = jspdf; const pdf = new jsPDF('p', 'pt', 'a4'); const pdfCreationTimestamp = new Date().toLocaleString(); const pdfContentEl = document.createElement('div'); pdfContentEl.style.position = 'absolute'; pdfContentEl.style.left = '-9999px'; pdfContentEl.style.width = '550pt'; pdfContentEl.style.fontFamily = 'Arial, sans-serif'; // A4 width const { inputs, results, qualitative } = nta_pdfDataStore; let inputsHtml = ``; inputsHtml += ``; inputsHtml += ``; const comparisonTableHtml = `MetricNFT InvestmentTraditional Art Initial Investment${nta_formatCurrency(inputs.initialInvestment)}${nta_formatCurrency(inputs.initialInvestment)} Est. Net Future Value${nta_formatCurrency(results.nft.netFutureValue)}${nta_formatCurrency(results.art.netFutureValue)} Est. Net Profit${nta_formatCurrency(results.nft.netProfit)}${nta_formatCurrency(results.art.netProfit)} Est. Total Costs${nta_formatCurrency(results.nft.totalTxCosts)}${nta_formatCurrency(results.art.totalTxCosts + results.art.totalHoldingCosts)} Est. Simple ROI${nta_formatPercentage(results.nft.roi)}${nta_formatPercentage(results.art.roi)} Est. Annualized ROI (CAGR)${nta_formatPercentage(results.nft.cagr)}${nta_formatPercentage(results.art.cagr)} `; // Basic cleaning of qualitative HTML for PDF (remove classes not defined in PDF style) let cleanedQualitativeHtml = qualitative.replace(/

/g, '

').replace(/<\/h4>/g, '

'); cleanedQualitativeHtml = cleanedQualitativeHtml.replace(/

/g, '

').replace(//g, ''); cleanedQualitativeHtml = cleanedQualitativeHtml.replace(/

/g, '
').replace(/
• /g, '
• '); const disclaimer_pdf = `Projections based on user estimates (highly speculative). Actual outcomes can vary significantly. Both asset classes have unique, substantial risks. This is NOT financial advice. DYOR.`; pdfContentEl.innerHTML = `
  NFT vs. Traditional Art Investment Comparison
  I. User Profile & Common Inputs
  ${inputsHtml}
  II. Projected Financial Comparison (Over ${inputs.timeHorizon} Years)
  ${comparisonTableHtml}
  III. Qualitative Alignment & Considerations
  ${cleanedQualitativeHtml}
  Disclaimer: ${disclaimer_pdf}
  Generated on: ${pdfCreationTimestamp}.
  `; document.body.appendChild(pdfContentEl); html2canvas(pdfContentEl, { scale: 2, useCORS: true, logging:true, windowWidth: pdfContentEl.scrollWidth, windowHeight: pdfContentEl.scrollHeight }).then(canvas => { const imgData = canvas.toDataURL('image/png'); const pdfWidth = pdf.internal.pageSize.getWidth(); const pdfHeight = pdf.internal.pageSize.getHeight(); const imgProps = pdf.getImageProperties(imgData); let position = 0; const pageMargin = 40; const effectivePageHeight = pdfHeight - 2 * pageMargin; const contentWidth = pdfWidth - 2 * pageMargin; // Calculate how much of the canvas height corresponds to one PDF page height const singlePageCanvasHeightEquivalent = effectivePageHeight * (imgProps.width / contentWidth); let numPages = Math.ceil(imgProps.height / singlePageCanvasHeightEquivalent); for (let i = 0; i < numPages; i++) { if (i > 0) pdf.addPage(); // Calculate source y and source height on the large canvas for the current page let sourceY = i * singlePageCanvasHeightEquivalent; let sourceHeight = Math.min(singlePageCanvasHeightEquivalent, imgProps.height - sourceY); // Create a temporary canvas for the current page's slice const pageCanvas = document.createElement('canvas'); pageCanvas.width = imgProps.width; pageCanvas.height = sourceHeight; const ctx = pageCanvas.getContext('2d'); ctx.drawImage(canvas, 0, sourceY, imgProps.width, sourceHeight, 0, 0, imgProps.width, sourceHeight); const pageImgData = pageCanvas.toDataURL('image/png'); const pageImgHeight = (sourceHeight * contentWidth) / imgProps.width; pdf.addImage(pageImgData, 'PNG', pageMargin, pageMargin, contentWidth, pageImgHeight, undefined, 'FAST'); } pdf.save('NFT_vs_Art_Comparison.pdf'); if(document.body.contains(pdfContentEl)) document.body.removeChild(pdfContentEl); }).catch(err => { console.error("NTA PDF Error:", err); alert("Error generating Comparison PDF. See console."); if(document.body.contains(pdfContentEl)) document.body.removeChild(pdfContentEl); }); } document.addEventListener('DOMContentLoaded', function() { nta_openTab({}, 'nta_tab_overview'); // Initialize conditional fields const artHoldingCostTypeEl = document.getElementById('nta_art_holdingCostType'); if (artHoldingCostTypeEl) { // Set a default to trigger label update if needed // It will use the HTML default 'fixed' } if (!document.getElementById('nta_investmentAmount')) { console.error("Critical input 'nta_investmentAmount' not found."); } });