Land Valuation Tool

Land Valuation Tool

  • 1. Property Details
  • 2. Adjustment Factors
  • 3. Valuation Summary

Property Details

Enter value in USD ($) per the selected unit of measurement.

Adjustment Factors

Valuation Summary

Please complete the previous tabs to see the valuation summary.

Error: Tool configuration is incomplete. Please contact support.

'; return; } const landArea = parseFloat(landAreaInput.value) || 0; const selectedUnit = landUnitSelect.value; const landType = landTypeSelect.value; const baseValuePerUnit = parseFloat(baseValuePerUnitInput.value) || 0; const valuationDate = valuationDateInput.value || 'Not specified'; let areaInSelectedUnit = landArea; // No conversion needed for base calculation as base value is per selected unit. // For display or other purposes, conversion factors can be used: // const conversionFactorsToSqM = { // 'sq_ft': 0.092903, 'sq_m': 1, 'acres': 4046.86, 'hectares': 10000 // }; // const areaInSqM = landArea * (conversionFactorsToSqM[selectedUnit] || 1); const initialValue = areaInSelectedUnit * baseValuePerUnit; const adjustments = [ { name: 'Location Desirability', value: parseFloat(locationDesirabilitySelect.value), text: getSelectedText('lvt-locationDesirabilitySelect') }, { name: 'Accessibility', value: parseFloat(accessibilitySelect.value), text: getSelectedText('lvt-accessibilitySelect') }, { name: 'Infrastructure Quality', value: parseFloat(infrastructureQualitySelect.value), text: getSelectedText('lvt-infrastructureQualitySelect') }, { name: 'Economic Outlook', value: parseFloat(economicOutlookSelect.value), text: getSelectedText('lvt-economicOutlookSelect') }, { name: 'Zoning Regulations', value: parseFloat(zoningRegulationsSelect.value), text: getSelectedText('lvt-zoningRegulationsSelect') }, { name: 'Environmental Considerations', value: parseFloat(environmentalConsiderationsSelect.value), text: getSelectedText('lvt-environmentalConsiderationsSelect') }, { name: 'Topography', value: parseFloat(topographySelect.value), text: getSelectedText('lvt-topographySelect') } ]; let finalValue = initialValue; adjustments.forEach(adj => { finalValue *= adj.value; }); let summaryHTML = `

Property Details:

Land Area: ${landArea.toLocaleString()} ${getSelectedText('lvt-landUnitSelect')}

Land Type: ${landType}

Base Value per Unit Area: $${baseValuePerUnit.toLocaleString(undefined, { minimumFractionDigits: 2, maximumFractionDigits: 2 })} per ${getSelectedText('lvt-landUnitSelect')}

Valuation Date: ${valuationDate}

Calculated Initial Value: $${initialValue.toLocaleString(undefined, { minimumFractionDigits: 2, maximumFractionDigits: 2 })}

`; summaryHTML += `

Adjustment Factors Applied:

`; adjustments.forEach(adj => { summaryHTML += ``; }); summaryHTML += `
FactorSelectionMultiplier
${adj.name}${adj.text}${adj.value.toFixed(2)}x
`; summaryHTML += `
Estimated Total Land Value: $${finalValue.toLocaleString(undefined, { minimumFractionDigits: 2, maximumFractionDigits: 2 })}
`; valuationSummaryOutput.innerHTML = summaryHTML; } if (downloadPdfButton) { downloadPdfButton.addEventListener('click', function() { if (!window.jspdf || !window.html2canvas) { alert("PDF generation libraries are not loaded. Please check your internet connection or contact support."); return; } const { jsPDF } = window.jspdf; const pdfContent = pdfExportContent; // The div containing the summary if (!pdfContent) { alert("Error: PDF content area not found."); return; } // Temporarily ensure full visibility for capture if any issues arise from hidden elements // const originalDisplay = pdfContent.style.display; // pdfContent.style.display = 'block'; // Ensure it's block for rendering html2canvas(pdfContent, { scale: 2, // Increase scale for better quality useCORS: true, // If images from other domains are ever used onclone: (document) => { // Ensure styles are applied if they are complex // This can be used to re-apply styles in the cloned document if needed // For instance, if styles are very dynamic or depend on classes outside the captured element. } }).then(canvas => { // pdfContent.style.display = originalDisplay; // Restore original display if changed const imgData = canvas.toDataURL('image/png'); const pdf = new jsPDF({ orientation: 'p', // portrait unit: 'pt', // points format: 'a4' // A4 page size }); const pdfWidth = pdf.internal.pageSize.getWidth(); const pdfHeight = pdf.internal.pageSize.getHeight(); const canvasWidth = canvas.width; const canvasHeight = canvas.height; // Calculate the aspect ratio const ratio = canvasWidth / canvasHeight; let imgWidth = pdfWidth - 40; // A4 width in points minus margins let imgHeight = imgWidth / ratio; // If the image height is still too large for the page, scale by height if (imgHeight > pdfHeight - 40) { imgHeight = pdfHeight - 40; // A4 height minus margins imgWidth = imgHeight * ratio; } const x = (pdfWidth - imgWidth) / 2; // Center the image const y = 20; // Margin from top pdf.addImage(imgData, 'PNG', x, y, imgWidth, imgHeight); const valuationDateForFile = valuationDateInput.value ? valuationDateInput.value : new Date().toISOString().split('T')[0]; pdf.save(`Land_Valuation_Summary_${valuationDateForFile}.pdf`); }).catch(err => { // pdfContent.style.display = originalDisplay; // Restore display in case of error console.error("Error generating PDF:", err); alert("An error occurred while generating the PDF. Please try again."); }); }); } // Initialize with the first tab active switchTab(0); });
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