Bugfix/improve portfolio calculation for activity with no market data (#5130)

* Improve portfolio calculation for activity with no market data

* Update changelog

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Improved the portfolio calculations for activities without historical market data
 - Improved the asset profile dialog’s data gathering checkbox of the admin control panel to reflect the global settings
 - Improved the language localization for Catalan (`ca`)
 - Improved the language localization for Portuguese (`pt`)

apps/api/src/app/portfolio/calculator/roai/portfolio-calculator-valuable.spec.ts

@@ -114,14 +114,8 @@ describe('PortfolioCalculator', () => {
 
       expect(portfolioSnapshot).toMatchObject({
         currentValueInBaseCurrency: new Big('500000'),
-        // TODO: []
-        errors: [
-          {
-            dataSource: 'MANUAL',
-            symbol: 'dac95060-d4f2-4653-a253-2c45e6fb5cde'
-          }
-        ],
-        hasErrors: true, // TODO: false
+        errors: [],
+        hasErrors: false,
         positions: [
           {
             averagePrice: new Big('500000'),
@@ -132,31 +126,35 @@ describe('PortfolioCalculator', () => {
             fee: new Big('0'),
             feeInBaseCurrency: new Big('0'),
             firstBuyDate: '2022-01-01',
-            grossPerformance: null,
-            grossPerformancePercentage: null,
-            grossPerformancePercentageWithCurrencyEffect: null,
-            grossPerformanceWithCurrencyEffect: null,
-            investment: new Big('0'), // TODO: new Big('500000')
-            investmentWithCurrencyEffect: new Big('0'), // TODO: new Big('500000')
+            grossPerformance: new Big('0'),
+            grossPerformancePercentage: new Big('0'),
+            grossPerformancePercentageWithCurrencyEffect: new Big('0'),
+            grossPerformanceWithCurrencyEffect: new Big('0'),
+            investment: new Big('500000'),
+            investmentWithCurrencyEffect: new Big('500000'),
             marketPrice: null,
             marketPriceInBaseCurrency: 500000,
-            netPerformance: null,
-            netPerformancePercentage: null,
-            netPerformancePercentageWithCurrencyEffectMap: null,
-            netPerformanceWithCurrencyEffectMap: null,
+            netPerformance: new Big('0'),
+            netPerformancePercentage: new Big('0'),
+            netPerformancePercentageWithCurrencyEffectMap: {
+              max: new Big('0')
+            },
+            netPerformanceWithCurrencyEffectMap: {
+              max: new Big('0')
+            },
             quantity: new Big('1'),
             symbol: 'dac95060-d4f2-4653-a253-2c45e6fb5cde',
             tags: [],
-            timeWeightedInvestment: new Big('0'),
-            timeWeightedInvestmentWithCurrencyEffect: new Big('0'),
+            timeWeightedInvestment: new Big('500000'),
+            timeWeightedInvestmentWithCurrencyEffect: new Big('500000'),
             transactionCount: 1,
             valueInBaseCurrency: new Big('500000')
           }
         ],
         totalFeesWithCurrencyEffect: new Big('0'),
         totalInterestWithCurrencyEffect: new Big('0'),
-        totalInvestment: new Big('0'), // TODO: new Big('500000')
-        totalInvestmentWithCurrencyEffect: new Big('0'), // TODO: new Big('500000')
+        totalInvestment: new Big('500000'),
+        totalInvestmentWithCurrencyEffect: new Big('500000'),
         totalLiabilitiesWithCurrencyEffect: new Big('0')
       });
 
@@ -166,7 +164,7 @@ describe('PortfolioCalculator', () => {
           netPerformanceInPercentage: 0,
           netPerformanceInPercentageWithCurrencyEffect: 0,
           netPerformanceWithCurrencyEffect: 0,
-          totalInvestmentValueWithCurrencyEffect: 0 // TODO: 500000
+          totalInvestmentValueWithCurrencyEffect: 500000
         })
       );
     });

apps/api/src/app/portfolio/calculator/roai/portfolio-calculator.ts

@@ -231,7 +231,20 @@ export class RoaiPortfolioCalculator extends PortfolioCalculator {
     const startDateString = format(start, DATE_FORMAT);
 
     const unitPriceAtStartDate = marketSymbolMap[startDateString]?.[symbol];
-    const unitPriceAtEndDate = marketSymbolMap[endDateString]?.[symbol];
+    let unitPriceAtEndDate = marketSymbolMap[endDateString]?.[symbol];
+
+    let latestActivity = orders.at(-1);
+
+    if (
+      dataSource === 'MANUAL' &&
+      ['BUY', 'SELL'].includes(latestActivity?.type) &&
+      latestActivity?.unitPrice &&
+      !unitPriceAtEndDate
+    ) {
+      // For BUY / SELL activities with a MANUAL data source where no historical market price is available,
+      // the calculation should fall back to using the activity’s unit price.
+      unitPriceAtEndDate = latestActivity.unitPrice;
+    }
 
     if (
       !unitPriceAtEndDate ||
@@ -344,9 +357,10 @@ export class RoaiPortfolioCalculator extends PortfolioCalculator {
         });
       }
 
-      const lastOrder = orders.at(-1);
+      latestActivity = orders.at(-1);
 
-      lastUnitPrice = lastOrder.unitPriceFromMarketData ?? lastOrder.unitPrice;
+      lastUnitPrice =
+        latestActivity.unitPriceFromMarketData ?? latestActivity.unitPrice;
     }
 
     // Sort orders so that the start and end placeholder order are at the correct