remove npv in roi calculator

hub/services/static/js/roi-calculator.js

@@ -51,7 +51,6 @@ class ROICalculator {
         return {
             investmentAmount: parseFloat(document.getElementById('investment-amount').getAttribute('data-value')),
             timeframe: parseInt(document.getElementById('timeframe').value),
-            discountRate: parseFloat(document.getElementById('discount-rate').value) / 100,
             revenuePerInstance: parseFloat(document.getElementById('revenue-per-instance').value),
             servalaShare: parseFloat(document.getElementById('servala-share').value) / 100,
             gracePeriod: parseInt(document.getElementById('grace-period').value)
@@ -81,11 +80,6 @@ class ROICalculator {
         let cumulativeCSPRevenue = 0;
         let cumulativeServalaRevenue = 0;
         let breakEvenMonth = null;
-        let npvBreakEvenMonth = null;
-        let totalDiscountedCashFlow = -inputs.investmentAmount;
-
-        // Calculate monthly discount rate
-        const monthlyDiscountRate = Math.pow(1 + inputs.discountRate, 1 / 12) - 1;
 
         // Track phase progression
         let currentPhase = 0;
@@ -130,15 +124,6 @@ class ROICalculator {
                 breakEvenMonth = month;
             }
 
-            // Calculate NPV break-even
-            const discountFactor = Math.pow(1 + monthlyDiscountRate, month);
-            const discountedCashFlow = cspRevenue / discountFactor;
-            totalDiscountedCashFlow += discountedCashFlow;
-
-            if (npvBreakEvenMonth === null && totalDiscountedCashFlow >= 0) {
-                npvBreakEvenMonth = month;
-            }
-
             monthlyData.push({
                 month,
                 scenario: scenario.name,
@@ -150,8 +135,6 @@ class ROICalculator {
                 servalaRevenue,
                 cumulativeCSPRevenue,
                 cumulativeServalaRevenue,
-                discountedCashFlow,
-                totalDiscountedCashFlow: totalDiscountedCashFlow + inputs.investmentAmount,
                 investmentScaleFactor: investmentScaleFactor,
                 adjustedChurnRate: adjustedChurnRate
             });
@@ -162,7 +145,6 @@ class ROICalculator {
         // Calculate final metrics
         const totalRevenue = cumulativeCSPRevenue + cumulativeServalaRevenue;
         const roi = ((cumulativeCSPRevenue - inputs.investmentAmount) / inputs.investmentAmount) * 100;
-        const npv = totalDiscountedCashFlow;
 
         return {
             scenario: scenario.name,
@@ -171,9 +153,7 @@ class ROICalculator {
             cspRevenue: cumulativeCSPRevenue,
             servalaRevenue: cumulativeServalaRevenue,
             roi,
-            npv,
             breakEvenMonth,
-            npvBreakEvenMonth,
             monthlyData,
             investmentScaleFactor: investmentScaleFactor,
             adjustedChurnRate: adjustedChurnRate * 100
@@ -370,7 +350,6 @@ class ROICalculator {
                 <td>${this.formatCurrencyDetailed(result.servalaRevenue)}</td>
                 <td class="${result.roi >= 0 ? 'text-success' : 'text-danger'}">${this.formatPercentage(result.roi)}</td>
                 <td>${result.breakEvenMonth ? result.breakEvenMonth + ' months' : 'N/A'}</td>
-                <td>${result.npvBreakEvenMonth ? result.npvBreakEvenMonth + ' months' : 'N/A'}</td>
             `;
         });
     }
@@ -552,11 +531,6 @@ function updateInvestmentAmount(value) {
     updateCalculations();
 }
 
-function updateDiscountRate(value) {
-    document.getElementById('discount-rate').value = value;
-    updateCalculations();
-}
-
 function updateRevenuePerInstance(value) {
     document.getElementById('revenue-per-instance').value = value;
     updateCalculations();
@@ -716,7 +690,6 @@ function exportToPDF() {
         const params = [
             ['Investment Amount:', calculator.formatCurrencyDetailed(inputs.investmentAmount)],
             ['Investment Timeframe:', `${inputs.timeframe} years`],
-            ['Discount Rate:', `${(inputs.discountRate * 100).toFixed(1)}%`],
             ['Revenue per Instance:', calculator.formatCurrencyDetailed(inputs.revenuePerInstance)],
             ['Servala Revenue Share:', `${(inputs.servalaShare * 100).toFixed(0)}%`],
             ['Grace Period:', `${inputs.gracePeriod} months`]
@@ -756,8 +729,7 @@ function exportToPDF() {
                 ['CSP Revenue:', calculator.formatCurrencyDetailed(result.cspRevenue)],
                 ['Servala Revenue:', calculator.formatCurrencyDetailed(result.servalaRevenue)],
                 ['ROI:', calculator.formatPercentage(result.roi)],
-                ['Break-even:', result.breakEvenMonth ? `${result.breakEvenMonth} months` : 'Not achieved'],
+                ['Break-even:', result.breakEvenMonth ? `${result.breakEvenMonth} months` : 'Not achieved']
-                ['NPV Break-even:', result.npvBreakEvenMonth ? `${result.npvBreakEvenMonth} months` : 'Not achieved']
             ];
 
             resultData.forEach(([label, value]) => {
@@ -803,8 +775,6 @@ function exportToPDF() {
             doc.text('• Churn rates reflect typical SaaS industry standards', 30, yPos);
             yPos += 6;
             doc.text('• Revenue calculations include grace period provisions', 30, yPos);
-            yPos += 6;
-            doc.text('• NPV calculations use specified discount rate', 30, yPos);
         }
 
         // Add footer
@@ -838,17 +808,16 @@ function exportToCSV() {
         const inputs = calculator.getInputValues();
         csvContent += `Investment Amount,${inputs.investmentAmount}\n`;
         csvContent += `Timeframe (years),${inputs.timeframe}\n`;
-        csvContent += `Discount Rate (%),${(inputs.discountRate * 100).toFixed(1)}\n`;
         csvContent += `Revenue per Instance,${inputs.revenuePerInstance}\n`;
         csvContent += `Servala Share (%),${(inputs.servalaShare * 100).toFixed(0)}\n`;
         csvContent += `Grace Period (months),${inputs.gracePeriod}\n\n`;
 
         // Add scenario summary
         csvContent += 'SCENARIO SUMMARY\n';
-        csvContent += 'Scenario,Final Instances,Total Revenue,CSP Revenue,Servala Revenue,ROI (%),Break-even (months),NPV Break-even (months)\n';
+        csvContent += 'Scenario,Final Instances,Total Revenue,CSP Revenue,Servala Revenue,ROI (%),Break-even (months)\n';
 
         Object.values(calculator.results).forEach(result => {
-            csvContent += `${result.scenario},${result.finalInstances},${result.totalRevenue.toFixed(2)},${result.cspRevenue.toFixed(2)},${result.servalaRevenue.toFixed(2)},${result.roi.toFixed(2)},${result.breakEvenMonth || 'N/A'},${result.npvBreakEvenMonth || 'N/A'}\n`;
+            csvContent += `${result.scenario},${result.finalInstances},${result.totalRevenue.toFixed(2)},${result.cspRevenue.toFixed(2)},${result.servalaRevenue.toFixed(2)},${result.roi.toFixed(2)},${result.breakEvenMonth || 'N/A'}\n`;
         });
 
         csvContent += '\n';
@@ -903,8 +872,6 @@ function resetCalculator() {
         investmentInput.value = '500,000';
         document.getElementById('investment-slider').value = 500000;
         document.getElementById('timeframe').value = 3;
-        document.getElementById('discount-rate').value = 10;
-        document.getElementById('discount-slider').value = 10;
         document.getElementById('revenue-per-instance').value = 50;
         document.getElementById('revenue-slider').value = 50;
         document.getElementById('servala-share').value = 25;

hub/services/templates/calculator/csp_roi_calculator.html

@@ -57,7 +57,6 @@
                             <p><strong>Monthly Revenue per Instance:</strong> The recurring revenue generated from each managed service instance (excl. compute).</p>
                             <p><strong>Servala Revenue Share:</strong> Percentage of revenue shared with Servala after the grace period. This is Servala's platform fee.</p>
                             <p><strong>Grace Period:</strong> Initial months where you keep 100% of revenue before sharing begins with Servala.</p>
-                            <p><strong>Discount Rate:</strong> Used for NPV calculations - represents your required rate of return or cost of capital.</p>
                         </div>
                         
                         <h6 class="text-primary mb-2 mt-3"><i class="bi bi-graph-up"></i> Growth Scenarios</h6>
@@ -68,14 +67,10 @@
                             <p>Each scenario has 4 growth phases with customizable instance acquisition rates in Advanced Parameters.</p>
                         </div>
                         
-                        <h6 class="text-primary mb-2 mt-3"><i class="bi bi-calculator"></i> What is NPV?</h6>
-                        <p class="small"><strong>Net Present Value (NPV)</strong> represents the current worth of future cash flows, discounted back to today's value using your discount rate. A positive NPV indicates the investment is profitable. NPV accounts for the time value of money - money received today is worth more than the same amount received in the future.</p>
-                        
                         <h6 class="text-primary mb-2 mt-3"><i class="bi bi-bullseye"></i> Understanding Results</h6>
                         <div class="small">
                             <p><strong>ROI:</strong> Return on Investment as a percentage of your initial investment.</p>
                             <p><strong>Break-even:</strong> Month when cumulative revenue equals your initial investment.</p>
-                            <p><strong>NPV Break-even:</strong> Month when discounted cash flows become positive (more accurate timing).</p>
                             <p><strong>Churn:</strong> Monthly percentage of instances that stop generating revenue (customer loss).</p>
                         </div>
                     </div>
@@ -158,31 +153,6 @@
                     </select>
                 </div>
 
-                <div class="input-group-custom">
-                    <label for="discount-rate">
-                        Discount Rate for NPV (%)
-                        <i class="bi bi-question-circle-fill text-muted ms-1" 
-                           data-bs-toggle="tooltip" 
-                           data-bs-placement="top" 
-                           title="The discount rate represents your required rate of return or cost of capital. It's used to calculate the present value of future cash flows. A higher rate means you need higher returns to justify the investment. For example: 8-10% for conservative investors, 12-15% for moderate risk tolerance, 15-20% for high-risk/high-return expectations. This rate accounts for inflation, risk, and opportunity cost of your capital."
-                           style="cursor: help; font-size: 0.8rem;"></i>
-                    </label>
-                    <input type="number" class="form-control" id="discount-rate" 
-                           min="5" max="20" step="0.5" value="10"
-                           onchange="updateCalculations()">
-                    <div class="slider-container">
-                        <input type="range" class="slider" id="discount-slider" 
-                               min="5" max="20" step="0.5" value="10"
-                               onchange="updateDiscountRate(this.value)">
-                    </div>
-                    <small class="text-muted">5% - 20% (your required annual return rate)</small>
-                </div>
-            </div>
-
-            <!-- Revenue Model -->
-            <div class="calculator-section">
-                <h4><i class="bi bi-graph-up"></i> Revenue Model</h4>
-                
                 <div class="input-group-custom">
                     <label for="revenue-per-instance">Monthly Revenue per Instance</label>
                     <div class="input-group">
@@ -534,7 +504,6 @@
                                         <th>Servala Revenue</th>
                                         <th>ROI</th>
                                         <th>Break-even</th>
-                                        <th>NPV Break-even</th>
                                     </tr>
                                 </thead>
                                 <tbody id="comparison-tbody">