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"; } }); function formatCurrencyFVLA(value) { const num = Number(value); if (isNaN(num)) return "0.00"; return num.toLocaleString('en-US', { minimumFractionDigits: 2, maximumFractionDigits: 2 }); } function analyzeFleetCostsFVLA() { const numVehicles = parseInt(numVehiclesIn.value); const avgCostPerVehicle = parseFloat(avgCostPerVehicleIn.value); const totalDownPayment = parseFloat(totalDownPaymentIn.value) || 0; // Default to 0 if empty const annualRate = parseFloat(annualInterestRateIn.value); const tenureMonths = parseInt(loanTenureMonthsIn.value); if (isNaN(numVehicles) || numVehicles <= 0) { alert("Please enter a valid Number of Vehicles (greater than 0)."); return; } if (isNaN(avgCostPerVehicle) || avgCostPerVehicle <= 0) { alert("Please enter a valid Average Cost per Vehicle (greater than 0)."); return; } if (isNaN(totalDownPayment) || totalDownPayment < 0) { alert("Total Down Payment cannot be negative."); return; } if (isNaN(annualRate) || annualRate < 0) { alert("Please enter a valid Annual Interest Rate (0 or positive)."); return; } if (isNaN(tenureMonths) || tenureMonths <= 0) { alert("Please select a valid Loan Tenure (greater than 0)."); return; } const totalFleetPurchaseCost = numVehicles * avgCostPerVehicle; let totalLoanAmount = totalFleetPurchaseCost - totalDownPayment; if (totalLoanAmount < 0) totalLoanAmount = 0; let fleetMonthlyPayment = 0; let fleetTotalInterest = 0; let fleetTotalRepayment = 0; if (totalLoanAmount > 0) { if (annualRate === 0) { fleetMonthlyPayment = totalLoanAmount / tenureMonths; fleetTotalInterest = 0; } else { const monthlyRate = annualRate / 12 / 100; const powerTerm = Math.pow(1 + monthlyRate, tenureMonths); if (powerTerm - 1 === 0) { fleetMonthlyPayment = totalLoanAmount / tenureMonths; // Effectively 0 interest } else { fleetMonthlyPayment = totalLoanAmount * monthlyRate * powerTerm / (powerTerm - 1); } if (isNaN(fleetMonthlyPayment) || !isFinite(fleetMonthlyPayment)) fleetMonthlyPayment = 0; } fleetTotalRepayment = fleetMonthlyPayment * tenureMonths; fleetTotalInterest = fleetTotalRepayment - totalLoanAmount; if (fleetTotalInterest < 0) fleetTotalInterest = 0; // Safety for rounding } else { // No loan taken fleetTotalRepayment = 0; // Total repayment for the loan part is 0 fleetTotalInterest = 0; fleetMonthlyPayment = 0; } totalFleetCostOut.textContent = `$${formatCurrencyFVLA(totalFleetPurchaseCost)}`; totalLoanAmountOut.textContent = `$${formatCurrencyFVLA(totalLoanAmount)}`; fleetMonthlyPaymentOut.textContent = `$${formatCurrencyFVLA(fleetMonthlyPayment)}`; fleetTotalInterestOut.textContent = `$${formatCurrencyFVLA(fleetTotalInterest)}`; fleetTotalRepaymentOut.textContent = `$${formatCurrencyFVLA(fleetTotalRepayment)}`; // Per-vehicle calculations let avgLoanPV = 0, avgMonthlyPV = 0, avgInterestPV = 0, avgTotalCostPV = 0; if (numVehicles > 0) { avgLoanPV = totalLoanAmount / numVehicles; avgMonthlyPV = fleetMonthlyPayment / numVehicles; avgInterestPV = fleetTotalInterest / numVehicles; avgTotalCostPV = fleetTotalRepayment / numVehicles; // This is total financed cost (loan + interest) per vehicle avgLoanPerVehicleOut.textContent = `$${formatCurrencyFVLA(avgLoanPV)}`; avgMonthlyPerVehicleOut.textContent = `$${formatCurrencyFVLA(avgMonthlyPV)}`; avgInterestPerVehicleOut.textContent = `$${formatCurrencyFVLA(avgInterestPV)}`; avgTotalCostPerVehicleOut.textContent = `$${formatCurrencyFVLA(avgTotalCostPV)}`; perVehicleResultsSectionFVLA.style.display = "block"; } else { perVehicleResultsSectionFVLA.style.display = "none"; } calculatedValuesFVLA = { inputs: { numVehicles, avgCostPerVehicle, totalDownPayment, annualRate, tenureMonths }, fleetSummary: { totalFleetPurchaseCost, totalLoanAmount, fleetMonthlyPayment, fleetTotalInterest, fleetTotalRepayment }, perVehicleSummary: numVehicles > 0 ? { avgLoanPV, avgMonthlyPV, avgInterestPV, avgTotalCostPV } : null }; resultsSectionFVLA.style.display = "block"; } function generatePdfFVLA() { if (Object.keys(calculatedValuesFVLA).length === 0 || !resultsSectionFVLA || resultsSectionFVLA.style.display === 'none') { alert('Please analyze the fleet costs first to generate a PDF summary.'); return; } if (typeof window.jspdf === 'undefined' || typeof window.jspdf.jsPDF === 'undefined') { alert('PDF generation library (jsPDF) is not loaded.'); return; } const { jsPDF } = window.jspdf; const doc = new jsPDF(); if (typeof doc.autoTable !== 'function') { alert('PDF generation plugin (jsPDF-AutoTable) is not loaded.'); return; } const data = calculatedValuesFVLA; try { doc.setFontSize(18); doc.setTextColor(0, 77, 77); // #004d4d Dark Teal doc.text("Fleet Vehicle Loan Cost Analysis", 14, 22); doc.setFontSize(10); doc.setTextColor(100); doc.text(`Report Generated: ${new Date().toLocaleDateString()}`, 14, 28); let startY = 38; const tableTheme = 'grid'; const headFillColor = [0, 128, 128]; // Teal #008080 const headTextColor = [255, 255, 255]; // Inputs doc.setFontSize(12); doc.setTextColor(0, 102, 102); // #006666 Medium-Dark Teal doc.text("Fleet & Loan Inputs", 14, startY); startY += 7; doc.autoTable({ head: [['Parameter', 'Value']], body: [ ['Number of Vehicles', `${data.inputs.numVehicles}`], ['Average Cost per Vehicle', `$${formatCurrencyFVLA(data.inputs.avgCostPerVehicle)}`], ['Total Down Payment for Fleet', `$${formatCurrencyFVLA(data.inputs.totalDownPayment)}`], ['Annual Interest Rate (APR)', `${(data.inputs.annualRate || 0).toFixed(2)}%`], ['Loan Tenure', `${data.inputs.tenureMonths} months`] ], startY: startY, theme: tableTheme, headStyles: { fillColor: headFillColor, textColor: headTextColor }, styles: { fontSize: 10 } }); startY = doc.lastAutoTable.finalY + 12; // Overall Fleet Summary doc.setFontSize(12); doc.setTextColor(0, 102, 102); doc.text("Overall Fleet Loan Summary", 14, startY); startY += 7; doc.autoTable({ head: [['Description', 'Amount']], body: [ ['Total Fleet Purchase Cost', `$${formatCurrencyFVLA(data.fleetSummary.totalFleetPurchaseCost)}`], ['Total Loan Amount for Fleet', `$${formatCurrencyFVLA(data.fleetSummary.totalLoanAmount)}`], ['Total Monthly Payment (Fleet)', `$${formatCurrencyFVLA(data.fleetSummary.fleetMonthlyPayment)}`], ['Total Interest Paid (Fleet)', `$${formatCurrencyFVLA(data.fleetSummary.fleetTotalInterest)}`], ['Total Fleet Loan Repayment (P+I)', `$${formatCurrencyFVLA(data.fleetSummary.fleetTotalRepayment)}`] ], startY: startY, theme: tableTheme, headStyles: { fillColor: headFillColor, textColor: headTextColor }, styles: { fontSize: 10 }, columnStyles: { 1: { fontStyle: 'bold' } } }); startY = doc.lastAutoTable.finalY + 12; // Per-Vehicle Summary (if applicable) if (data.perVehicleSummary) { doc.setFontSize(12); doc.setTextColor(0, 102, 102); doc.text("Per-Vehicle Cost Summary", 14, startY); startY += 7; doc.autoTable({ head: [['Description', 'Amount']], body: [ ['Average Loan Amount per Vehicle', `$${formatCurrencyFVLA(data.perVehicleSummary.avgLoanPV)}`], ['Average Monthly Payment per Vehicle', `$${formatCurrencyFVLA(data.perVehicleSummary.avgMonthlyPV)}`], ['Average Interest Paid per Vehicle', `$${formatCurrencyFVLA(data.perVehicleSummary.avgInterestPV)}`], ['Average Total Financed Cost per Vehicle', `$${formatCurrencyFVLA(data.perVehicleSummary.avgTotalCostPV)}`] ], startY: startY, theme: tableTheme, headStyles: { fillColor: headFillColor, textColor: headTextColor }, styles: { fontSize: 10 }, columnStyles: { 1: { fontStyle: 'bold' } } }); } doc.save("Fleet_Vehicle_Loan_Analysis.pdf"); } catch (error) { console.error("FVLA PDF Error:", error); alert("An error occurred while generating the PDF: " + error.message); } }