Feature/set up caching in portfolio calculator (#3335)

* Set up caching

* Update changelog

CHANGELOG.md

@@ -10,7 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 - Extended the content of the _Self-Hosting_ section by the custom asset instructions on the Frequently Asked Questions (FAQ) page
-- Set up an event system to follow portfolio changes
+- Added the caching to the portfolio calculator (experimental)
 
 ### Changed
 

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

@@ -1,10 +1,6 @@
 import { PortfolioCalculator } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator';
-import { PortfolioSnapshot } from '@ghostfolio/api/app/portfolio/interfaces/portfolio-snapshot.interface';
-import {
-  SymbolMetrics,
-  TimelinePosition,
-  UniqueAsset
-} from '@ghostfolio/common/interfaces';
+import { SymbolMetrics, UniqueAsset } from '@ghostfolio/common/interfaces';
+import { PortfolioSnapshot, TimelinePosition } from '@ghostfolio/common/models';
 
 export class MWRPortfolioCalculator extends PortfolioCalculator {
   protected calculateOverallPerformance(

apps/api/src/app/portfolio/calculator/portfolio-calculator-test-utils.ts

@@ -24,3 +24,7 @@ export const symbolProfileDummyData = {
   sectors: [],
   updatedAt: undefined
 };
+
+export const userDummyData = {
+  id: 'xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx'
+};

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

@@ -1,8 +1,10 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { HistoricalDataItem } from '@ghostfolio/common/interfaces';
-import { DateRange } from '@ghostfolio/common/types';
+import { DateRange, UserWithSettings } from '@ghostfolio/common/types';
 
 import { Injectable } from '@nestjs/common';
 
@@ -18,8 +20,10 @@ export enum PerformanceCalculationType {
 @Injectable()
 export class PortfolioCalculatorFactory {
   public constructor(
+    private readonly configurationService: ConfigurationService,
     private readonly currentRateService: CurrentRateService,
-    private readonly exchangeRateDataService: ExchangeRateDataService
+    private readonly exchangeRateDataService: ExchangeRateDataService,
+    private readonly redisCacheService: RedisCacheService
   ) {}
 
   public createCalculator({
@@ -27,13 +31,17 @@ export class PortfolioCalculatorFactory {
     activities,
     calculationType,
     currency,
-    dateRange = 'max'
+    dateRange = 'max',
+    isExperimentalFeatures = false,
+    userId
   }: {
     accountBalanceItems?: HistoricalDataItem[];
     activities: Activity[];
     calculationType: PerformanceCalculationType;
     currency: string;
     dateRange?: DateRange;
+    isExperimentalFeatures?: boolean;
+    userId: string;
   }): PortfolioCalculator {
     switch (calculationType) {
       case PerformanceCalculationType.MWR:
@@ -42,8 +50,12 @@ export class PortfolioCalculatorFactory {
           activities,
           currency,
           dateRange,
+          isExperimentalFeatures,
+          userId,
+          configurationService: this.configurationService,
           currentRateService: this.currentRateService,
-          exchangeRateDataService: this.exchangeRateDataService
+          exchangeRateDataService: this.exchangeRateDataService,
+          redisCacheService: this.redisCacheService
         });
       case PerformanceCalculationType.TWR:
         return new TWRPortfolioCalculator({
@@ -52,7 +64,11 @@ export class PortfolioCalculatorFactory {
           currency,
           currentRateService: this.currentRateService,
           dateRange,
-          exchangeRateDataService: this.exchangeRateDataService
+          isExperimentalFeatures,
+          userId,
+          configurationService: this.configurationService,
+          exchangeRateDataService: this.exchangeRateDataService,
+          redisCacheService: this.redisCacheService
         });
       default:
         throw new Error('Invalid calculation type');

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

@@ -1,13 +1,14 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { PortfolioOrder } from '@ghostfolio/api/app/portfolio/interfaces/portfolio-order.interface';
-import { PortfolioSnapshot } from '@ghostfolio/api/app/portfolio/interfaces/portfolio-snapshot.interface';
 import { TransactionPointSymbol } from '@ghostfolio/api/app/portfolio/interfaces/transaction-point-symbol.interface';
 import { TransactionPoint } from '@ghostfolio/api/app/portfolio/interfaces/transaction-point.interface';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
 import {
   getFactor,
   getInterval
 } from '@ghostfolio/api/helper/portfolio.helper';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { IDataGatheringItem } from '@ghostfolio/api/services/interfaces/interfaces';
 import { MAX_CHART_ITEMS } from '@ghostfolio/common/config';
@@ -23,12 +24,14 @@ import {
   InvestmentItem,
   ResponseError,
   SymbolMetrics,
-  TimelinePosition,
   UniqueAsset
 } from '@ghostfolio/common/interfaces';
+import { PortfolioSnapshot, TimelinePosition } from '@ghostfolio/common/models';
 import { DateRange, GroupBy } from '@ghostfolio/common/types';
 
+import { Logger } from '@nestjs/common';
 import { Big } from 'big.js';
+import { plainToClass } from 'class-transformer';
 import {
   differenceInDays,
   eachDayOfInterval,
@@ -41,6 +44,7 @@ import {
   subDays
 } from 'date-fns';
 import { first, last, uniq, uniqBy } from 'lodash';
+import ms from 'ms';
 
 export abstract class PortfolioCalculator {
   protected static readonly ENABLE_LOGGING = false;
@@ -48,37 +52,61 @@ export abstract class PortfolioCalculator {
   protected accountBalanceItems: HistoricalDataItem[];
   protected orders: PortfolioOrder[];
 
+  private configurationService: ConfigurationService;
   private currency: string;
   private currentRateService: CurrentRateService;
   private dataProviderInfos: DataProviderInfo[];
   private endDate: Date;
   private exchangeRateDataService: ExchangeRateDataService;
+  private isExperimentalFeatures: boolean;
+  private redisCacheService: RedisCacheService;
   private snapshot: PortfolioSnapshot;
   private snapshotPromise: Promise<void>;
   private startDate: Date;
   private transactionPoints: TransactionPoint[];
+  private userId: string;
 
   public constructor({
     accountBalanceItems,
     activities,
+    configurationService,
     currency,
     currentRateService,
     dateRange,
-    exchangeRateDataService
+    exchangeRateDataService,
+    isExperimentalFeatures,
+    redisCacheService,
+    userId
   }: {
     accountBalanceItems: HistoricalDataItem[];
     activities: Activity[];
+    configurationService: ConfigurationService;
     currency: string;
     currentRateService: CurrentRateService;
     dateRange: DateRange;
     exchangeRateDataService: ExchangeRateDataService;
+    isExperimentalFeatures: boolean;
+    redisCacheService: RedisCacheService;
+    userId: string;
   }) {
     this.accountBalanceItems = accountBalanceItems;
+    this.configurationService = configurationService;
     this.currency = currency;
     this.currentRateService = currentRateService;
     this.exchangeRateDataService = exchangeRateDataService;
-    this.orders = activities.map(
-      ({ date, fee, quantity, SymbolProfile, tags = [], type, unitPrice }) => {
+    this.isExperimentalFeatures = isExperimentalFeatures;
+
+    this.orders = activities
+      .map(
+        ({
+          date,
+          fee,
+          quantity,
+          SymbolProfile,
+          tags = [],
+          type,
+          unitPrice
+        }) => {
           return {
             SymbolProfile,
             tags,
@@ -89,12 +117,14 @@ export abstract class PortfolioCalculator {
             unitPrice: new Big(unitPrice)
           };
         }
-    );
-
-    this.orders.sort((a, b) => {
+      )
+      .sort((a, b) => {
         return a.date?.localeCompare(b.date);
       });
 
+    this.redisCacheService = redisCacheService;
+    this.userId = userId;
+
     const { endDate, startDate } = getInterval(dateRange);
 
     this.endDate = endDate;
@@ -1011,6 +1041,48 @@ export abstract class PortfolioCalculator {
   }
 
   private async initialize() {
+    if (this.isExperimentalFeatures) {
+      const startTimeTotal = performance.now();
+
+      const cachedSnapshot = await this.redisCacheService.get(
+        this.redisCacheService.getPortfolioSnapshotKey(this.userId)
+      );
+
+      if (cachedSnapshot) {
+        this.snapshot = plainToClass(
+          PortfolioSnapshot,
+          JSON.parse(cachedSnapshot)
+        );
+
+        Logger.debug(
+          `Fetched portfolio snapshot from cache in ${(
+            (performance.now() - startTimeTotal) /
+            1000
+          ).toFixed(3)} seconds`,
+          'PortfolioCalculator'
+        );
+      } else {
+        this.snapshot = await this.computeSnapshot(
+          this.startDate,
+          this.endDate
+        );
+
+        this.redisCacheService.set(
+          this.redisCacheService.getPortfolioSnapshotKey(this.userId),
+          JSON.stringify(this.snapshot),
+          this.configurationService.get('CACHE_QUOTES_TTL')
+        );
+
+        Logger.debug(
+          `Computed portfolio snapshot in ${(
+            (performance.now() - startTimeTotal) /
+            1000
+          ).toFixed(3)} seconds`,
+          'PortfolioCalculator'
+        );
+      }
+    } else {
       this.snapshot = await this.computeSnapshot(this.startDate, this.endDate);
     }
+  }
 }

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-baln-buy-and-sell-in-two-activities.spec.ts

@@ -1,7 +1,8 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import {
   activityDummyData,
-  symbolProfileDummyData
+  symbolProfileDummyData,
+  userDummyData
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PortfolioCalculatorFactory,
@@ -9,6 +10,9 @@ import {
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { parseDate } from '@ghostfolio/common/helper';
 
@@ -23,12 +27,25 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -38,9 +55,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -101,7 +122,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities,
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'CHF'
+        currency: 'CHF',
+        userId: userDummyData.id
       });
 
       const chartData = await portfolioCalculator.getChartData({

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-baln-buy-and-sell.spec.ts

@@ -1,7 +1,8 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import {
   activityDummyData,
-  symbolProfileDummyData
+  symbolProfileDummyData,
+  userDummyData
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PerformanceCalculationType,
@@ -9,6 +10,9 @@ import {
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { parseDate } from '@ghostfolio/common/helper';
 
@@ -23,12 +27,25 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -38,9 +55,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -86,7 +107,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities,
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'CHF'
+        currency: 'CHF',
+        userId: userDummyData.id
       });
 
       const chartData = await portfolioCalculator.getChartData({

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-baln-buy.spec.ts

@@ -1,7 +1,8 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import {
   activityDummyData,
-  symbolProfileDummyData
+  symbolProfileDummyData,
+  userDummyData
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PortfolioCalculatorFactory,
@@ -9,6 +10,9 @@ import {
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { parseDate } from '@ghostfolio/common/helper';
 
@@ -23,12 +27,25 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -38,9 +55,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -71,7 +92,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities,
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'CHF'
+        currency: 'CHF',
+        userId: userDummyData.id
       });
 
       const chartData = await portfolioCalculator.getChartData({

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-btcusd-buy-and-sell-partially.spec.ts

@@ -1,7 +1,8 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import {
   activityDummyData,
-  symbolProfileDummyData
+  symbolProfileDummyData,
+  userDummyData
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PortfolioCalculatorFactory,
@@ -9,6 +10,9 @@ import {
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { ExchangeRateDataServiceMock } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service.mock';
 import { parseDate } from '@ghostfolio/common/helper';
@@ -24,6 +28,15 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 jest.mock(
   '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service',
   () => {
@@ -37,11 +50,15 @@ jest.mock(
 );
 
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -51,9 +68,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -99,7 +120,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities,
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'CHF'
+        currency: 'CHF',
+        userId: userDummyData.id
       });
 
       const chartData = await portfolioCalculator.getChartData({

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-fee.spec.ts

@@ -1,7 +1,8 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import {
   activityDummyData,
-  symbolProfileDummyData
+  symbolProfileDummyData,
+  userDummyData
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PortfolioCalculatorFactory,
@@ -9,6 +10,9 @@ import {
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { parseDate } from '@ghostfolio/common/helper';
 
@@ -23,12 +27,25 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -38,9 +55,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -71,7 +92,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities,
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'USD'
+        currency: 'USD',
+        userId: userDummyData.id
       });
 
       const portfolioSnapshot = await portfolioCalculator.computeSnapshot(

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-googl-buy.spec.ts

@@ -1,7 +1,8 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import {
   activityDummyData,
-  symbolProfileDummyData
+  symbolProfileDummyData,
+  userDummyData
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PortfolioCalculatorFactory,
@@ -9,6 +10,9 @@ import {
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { ExchangeRateDataServiceMock } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service.mock';
 import { parseDate } from '@ghostfolio/common/helper';
@@ -24,6 +28,15 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 jest.mock(
   '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service',
   () => {
@@ -37,11 +50,15 @@ jest.mock(
 );
 
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -51,9 +68,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -84,7 +105,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities,
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'CHF'
+        currency: 'CHF',
+        userId: userDummyData.id
       });
 
       const chartData = await portfolioCalculator.getChartData({

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-item.spec.ts

@@ -1,7 +1,8 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import {
   activityDummyData,
-  symbolProfileDummyData
+  symbolProfileDummyData,
+  userDummyData
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PortfolioCalculatorFactory,
@@ -9,6 +10,9 @@ import {
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { parseDate } from '@ghostfolio/common/helper';
 
@@ -23,12 +27,25 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -38,9 +55,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -71,7 +92,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities,
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'USD'
+        currency: 'USD',
+        userId: userDummyData.id
       });
 
       const portfolioSnapshot = await portfolioCalculator.computeSnapshot(

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-liability.spec.ts

@@ -1,7 +1,8 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import {
   activityDummyData,
-  symbolProfileDummyData
+  symbolProfileDummyData,
+  userDummyData
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PortfolioCalculatorFactory,
@@ -9,6 +10,9 @@ import {
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { parseDate } from '@ghostfolio/common/helper';
 
@@ -23,12 +27,25 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -38,9 +55,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -71,7 +92,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities,
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'USD'
+        currency: 'USD',
+        userId: userDummyData.id
       });
 
       const portfolioSnapshot = await portfolioCalculator.computeSnapshot(

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-msft-buy-with-dividend.spec.ts

@@ -1,7 +1,8 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import {
   activityDummyData,
-  symbolProfileDummyData
+  symbolProfileDummyData,
+  userDummyData
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PerformanceCalculationType,
@@ -9,6 +10,9 @@ import {
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { ExchangeRateDataServiceMock } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service.mock';
 import { parseDate } from '@ghostfolio/common/helper';
@@ -24,6 +28,15 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 jest.mock(
   '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service',
   () => {
@@ -37,11 +50,15 @@ jest.mock(
 );
 
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -51,9 +68,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -99,7 +120,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities,
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'USD'
+        currency: 'USD',
+        userId: userDummyData.id
       });
 
       const portfolioSnapshot = await portfolioCalculator.computeSnapshot(

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-no-orders.spec.ts

@@ -1,9 +1,13 @@
+import { userDummyData } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PerformanceCalculationType,
   PortfolioCalculatorFactory
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { parseDate } from '@ghostfolio/common/helper';
 
@@ -19,12 +23,25 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -34,9 +51,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -49,7 +70,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities: [],
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'CHF'
+        currency: 'CHF',
+        userId: userDummyData.id
       });
 
       const start = subDays(new Date(Date.now()), 10);

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-novn-buy-and-sell-partially.spec.ts

@@ -1,7 +1,8 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import {
   activityDummyData,
-  symbolProfileDummyData
+  symbolProfileDummyData,
+  userDummyData
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PerformanceCalculationType,
@@ -9,6 +10,9 @@ import {
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { parseDate } from '@ghostfolio/common/helper';
 
@@ -23,12 +27,25 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -38,9 +55,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -86,7 +107,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities,
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'CHF'
+        currency: 'CHF',
+        userId: userDummyData.id
       });
 
       const chartData = await portfolioCalculator.getChartData({

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator-novn-buy-and-sell.spec.ts

@@ -1,7 +1,8 @@
 import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
 import {
   activityDummyData,
-  symbolProfileDummyData
+  symbolProfileDummyData,
+  userDummyData
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator-test-utils';
 import {
   PerformanceCalculationType,
@@ -9,6 +10,9 @@ import {
 } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
 import { CurrentRateServiceMock } from '@ghostfolio/api/app/portfolio/current-rate.service.mock';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { RedisCacheServiceMock } from '@ghostfolio/api/app/redis-cache/redis-cache.service.mock';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { parseDate } from '@ghostfolio/common/helper';
 
@@ -23,12 +27,25 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
+jest.mock('@ghostfolio/api/app/redis-cache/redis-cache.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    RedisCacheService: jest.fn().mockImplementation(() => {
+      return RedisCacheServiceMock;
+    })
+  };
+});
+
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -38,9 +55,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 
@@ -86,7 +107,8 @@ describe('PortfolioCalculator', () => {
       const portfolioCalculator = factory.createCalculator({
         activities,
         calculationType: PerformanceCalculationType.TWR,
-        currency: 'CHF'
+        currency: 'CHF',
+        userId: userDummyData.id
       });
 
       const chartData = await portfolioCalculator.getChartData({

apps/api/src/app/portfolio/calculator/twr/portfolio-calculator.spec.ts

@@ -1,13 +1,19 @@
 import { PortfolioCalculatorFactory } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator.factory';
 import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 
 describe('PortfolioCalculator', () => {
+  let configurationService: ConfigurationService;
   let currentRateService: CurrentRateService;
   let exchangeRateDataService: ExchangeRateDataService;
   let factory: PortfolioCalculatorFactory;
+  let redisCacheService: RedisCacheService;
 
   beforeEach(() => {
+    configurationService = new ConfigurationService();
+
     currentRateService = new CurrentRateService(null, null, null, null);
 
     exchangeRateDataService = new ExchangeRateDataService(
@@ -17,9 +23,13 @@ describe('PortfolioCalculator', () => {
       null
     );
 
+    redisCacheService = new RedisCacheService(null, null);
+
     factory = new PortfolioCalculatorFactory(
+      configurationService,
       currentRateService,
-      exchangeRateDataService
+      exchangeRateDataService,
+      redisCacheService
     );
   });
 

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

@@ -1,13 +1,9 @@
 import { PortfolioCalculator } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator';
 import { PortfolioOrderItem } from '@ghostfolio/api/app/portfolio/interfaces/portfolio-order-item.interface';
-import { PortfolioSnapshot } from '@ghostfolio/api/app/portfolio/interfaces/portfolio-snapshot.interface';
 import { getFactor } from '@ghostfolio/api/helper/portfolio.helper';
 import { DATE_FORMAT } from '@ghostfolio/common/helper';
-import {
-  SymbolMetrics,
-  TimelinePosition,
-  UniqueAsset
-} from '@ghostfolio/common/interfaces';
+import { SymbolMetrics, UniqueAsset } from '@ghostfolio/common/interfaces';
+import { PortfolioSnapshot, TimelinePosition } from '@ghostfolio/common/models';
 
 import { Logger } from '@nestjs/common';
 import { Big } from 'big.js';

apps/api/src/app/portfolio/interfaces/portfolio-snapshot.interface.ts

@@ -1,24 +0,0 @@
-import { ResponseError, TimelinePosition } from '@ghostfolio/common/interfaces';
-
-import { Big } from 'big.js';
-
-export interface PortfolioSnapshot extends ResponseError {
-  currentValueInBaseCurrency: Big;
-  grossPerformance: Big;
-  grossPerformanceWithCurrencyEffect: Big;
-  grossPerformancePercentage: Big;
-  grossPerformancePercentageWithCurrencyEffect: Big;
-  netAnnualizedPerformance?: Big;
-  netAnnualizedPerformanceWithCurrencyEffect?: Big;
-  netPerformance: Big;
-  netPerformanceWithCurrencyEffect: Big;
-  netPerformancePercentage: Big;
-  netPerformancePercentageWithCurrencyEffect: Big;
-  positions: TimelinePosition[];
-  totalFeesWithCurrencyEffect: Big;
-  totalInterestWithCurrencyEffect: Big;
-  totalInvestment: Big;
-  totalInvestmentWithCurrencyEffect: Big;
-  totalLiabilitiesWithCurrencyEffect: Big;
-  totalValuablesWithCurrencyEffect: Big;
-}

apps/api/src/app/portfolio/portfolio.module.ts

@@ -2,6 +2,7 @@ import { AccessModule } from '@ghostfolio/api/app/access/access.module';
 import { AccountBalanceService } from '@ghostfolio/api/app/account-balance/account-balance.service';
 import { AccountService } from '@ghostfolio/api/app/account/account.service';
 import { OrderModule } from '@ghostfolio/api/app/order/order.module';
+import { RedisCacheModule } from '@ghostfolio/api/app/redis-cache/redis-cache.module';
 import { UserModule } from '@ghostfolio/api/app/user/user.module';
 import { ApiModule } from '@ghostfolio/api/services/api/api.module';
 import { ConfigurationModule } from '@ghostfolio/api/services/configuration/configuration.module';
@@ -35,6 +36,7 @@ import { RulesService } from './rules.service';
     MarketDataModule,
     OrderModule,
     PrismaModule,
+    RedisCacheModule,
     SymbolProfileModule,
     UserModule
   ],

apps/api/src/app/portfolio/portfolio.service.ts

@@ -29,6 +29,7 @@ import {
   EnhancedSymbolProfile,
   Filter,
   HistoricalDataItem,
+  InvestmentItem,
   PortfolioDetails,
   PortfolioInvestments,
   PortfolioPerformanceResponse,
@@ -36,10 +37,9 @@ import {
   PortfolioReport,
   PortfolioSummary,
   Position,
-  TimelinePosition,
   UserSettings
 } from '@ghostfolio/common/interfaces';
-import { InvestmentItem } from '@ghostfolio/common/interfaces/investment-item.interface';
+import { TimelinePosition } from '@ghostfolio/common/models';
 import type {
   AccountWithValue,
   DateRange,
@@ -277,8 +277,11 @@ export class PortfolioService {
 
     const portfolioCalculator = this.calculatorFactory.createCalculator({
       activities,
+      userId,
       calculationType: PerformanceCalculationType.TWR,
-      currency: this.request.user.Settings.settings.baseCurrency
+      currency: this.request.user.Settings.settings.baseCurrency,
+      isExperimentalFeatures:
+        this.request.user.Settings.settings.isExperimentalFeatures
     });
 
     const items = await portfolioCalculator.getChart({
@@ -352,8 +355,11 @@ export class PortfolioService {
     const portfolioCalculator = this.calculatorFactory.createCalculator({
       activities,
       dateRange,
+      userId,
       calculationType: PerformanceCalculationType.TWR,
-      currency: userCurrency
+      currency: userCurrency,
+      isExperimentalFeatures:
+        this.request.user.Settings.settings.isExperimentalFeatures
     });
 
     const { currentValueInBaseCurrency, hasErrors, positions } =
@@ -648,11 +654,14 @@ export class PortfolioService {
     ]);
 
     const portfolioCalculator = this.calculatorFactory.createCalculator({
+      userId,
       activities: orders.filter((order) => {
         return ['BUY', 'DIVIDEND', 'ITEM', 'SELL'].includes(order.type);
       }),
       calculationType: PerformanceCalculationType.TWR,
-      currency: userCurrency
+      currency: userCurrency,
+      isExperimentalFeatures:
+        this.request.user.Settings.settings.isExperimentalFeatures
     });
 
     const portfolioStart = portfolioCalculator.getStartDate();
@@ -919,8 +928,11 @@ export class PortfolioService {
     const portfolioCalculator = this.calculatorFactory.createCalculator({
       activities,
       dateRange,
+      userId,
       calculationType: PerformanceCalculationType.TWR,
-      currency: this.request.user.Settings.settings.baseCurrency
+      currency: this.request.user.Settings.settings.baseCurrency,
+      isExperimentalFeatures:
+        this.request.user.Settings.settings.isExperimentalFeatures
     });
 
     let { hasErrors, positions } = await portfolioCalculator.getSnapshot();
@@ -1108,8 +1120,11 @@ export class PortfolioService {
       accountBalanceItems,
       activities,
       dateRange,
+      userId,
       calculationType: PerformanceCalculationType.TWR,
-      currency: userCurrency
+      currency: userCurrency,
+      isExperimentalFeatures:
+        this.request.user.Settings.settings.isExperimentalFeatures
     });
 
     const {
@@ -1202,8 +1217,11 @@ export class PortfolioService {
 
     const portfolioCalculator = this.calculatorFactory.createCalculator({
       activities,
+      userId,
       calculationType: PerformanceCalculationType.TWR,
-      currency: this.request.user.Settings.settings.baseCurrency
+      currency: this.request.user.Settings.settings.baseCurrency,
+      isExperimentalFeatures:
+        this.request.user.Settings.settings.isExperimentalFeatures
     });
 
     let { totalFeesWithCurrencyEffect, positions, totalInvestment } =

apps/api/src/app/redis-cache/redis-cache.service.mock.ts

@@ -0,0 +1,13 @@
+import { RedisCacheService } from './redis-cache.service';
+
+export const RedisCacheServiceMock = {
+  get: (key: string): Promise<string> => {
+    return Promise.resolve(null);
+  },
+  getPortfolioSnapshotKey: (userId: string): string => {
+    return `portfolio-snapshot-${userId}`;
+  },
+  set: (key: string, value: string, ttlInSeconds?: number): Promise<string> => {
+    return Promise.resolve(value);
+  }
+};

apps/api/src/app/redis-cache/redis-cache.service.ts

@@ -24,6 +24,10 @@ export class RedisCacheService {
     return this.cache.get(key);
   }
 
+  public getPortfolioSnapshotKey(userId: string) {
+    return `portfolio-snapshot-${userId}`;
+  }
+
   public getQuoteKey({ dataSource, symbol }: UniqueAsset) {
     return `quote-${getAssetProfileIdentifier({ dataSource, symbol })}`;
   }

apps/api/src/events/events.module.ts

@@ -1,8 +1,11 @@
+import { RedisCacheModule } from '@ghostfolio/api/app/redis-cache/redis-cache.module';
+
 import { Module } from '@nestjs/common';
 
 import { PortfolioChangedListener } from './portfolio-changed.listener';
 
 @Module({
+  imports: [RedisCacheModule],
   providers: [PortfolioChangedListener]
 })
 export class EventsModule {}

apps/api/src/events/portfolio-changed.listener.ts

@@ -1,3 +1,5 @@
+import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
+
 import { Injectable, Logger } from '@nestjs/common';
 import { OnEvent } from '@nestjs/event-emitter';
 
@@ -5,11 +7,17 @@ import { PortfolioChangedEvent } from './portfolio-changed.event';
 
 @Injectable()
 export class PortfolioChangedListener {
+  public constructor(private readonly redisCacheService: RedisCacheService) {}
+
   @OnEvent(PortfolioChangedEvent.getName())
   handlePortfolioChangedEvent(event: PortfolioChangedEvent) {
     Logger.log(
       `Portfolio of user with id ${event.getUserId()} has changed`,
       'PortfolioChangedListener'
     );
+
+    this.redisCacheService.remove(
+      this.redisCacheService.getPortfolioSnapshotKey(event.getUserId())
+    );
   }
 }

apps/api/src/models/rule.ts

@@ -1,7 +1,8 @@
 import { RuleSettings } from '@ghostfolio/api/models/interfaces/rule-settings.interface';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
 import { groupBy } from '@ghostfolio/common/helper';
-import { TimelinePosition, UserSettings } from '@ghostfolio/common/interfaces';
+import { UserSettings } from '@ghostfolio/common/interfaces';
+import { TimelinePosition } from '@ghostfolio/common/models';
 
 import { EvaluationResult } from './interfaces/evaluation-result.interface';
 import { RuleInterface } from './interfaces/rule.interface';

apps/api/src/models/rules/currency-cluster-risk/base-currency-current-investment.ts

@@ -1,7 +1,8 @@
 import { RuleSettings } from '@ghostfolio/api/models/interfaces/rule-settings.interface';
 import { Rule } from '@ghostfolio/api/models/rule';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
-import { TimelinePosition, UserSettings } from '@ghostfolio/common/interfaces';
+import { UserSettings } from '@ghostfolio/common/interfaces';
+import { TimelinePosition } from '@ghostfolio/common/models';
 
 export class CurrencyClusterRiskBaseCurrencyCurrentInvestment extends Rule<Settings> {
   private positions: TimelinePosition[];

apps/api/src/models/rules/currency-cluster-risk/current-investment.ts

@@ -1,7 +1,8 @@
 import { RuleSettings } from '@ghostfolio/api/models/interfaces/rule-settings.interface';
 import { Rule } from '@ghostfolio/api/models/rule';
 import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
-import { TimelinePosition, UserSettings } from '@ghostfolio/common/interfaces';
+import { UserSettings } from '@ghostfolio/common/interfaces';
+import { TimelinePosition } from '@ghostfolio/common/models';
 
 export class CurrencyClusterRiskCurrentInvestment extends Rule<Settings> {
   private positions: TimelinePosition[];

apps/api/src/services/data-provider/data-provider.service.ts

@@ -399,7 +399,8 @@ export class DataProviderService {
           numberOfItemsInCache > 1 ? 's' : ''
         } from cache in ${((performance.now() - startTimeTotal) / 1000).toFixed(
           3
-        )} seconds`
+        )} seconds`,
+        'DataProviderService'
       );
     }
 
@@ -505,7 +506,8 @@ export class DataProviderService {
               } from ${dataSource} in ${(
                 (performance.now() - startTimeDataSource) /
                 1000
-              ).toFixed(3)} seconds`
+              ).toFixed(3)} seconds`,
+              'DataProviderService'
             );
 
             try {
@@ -535,14 +537,15 @@ export class DataProviderService {
 
     await Promise.all(promises);
 
-    Logger.debug('------------------------------------------------');
+    Logger.debug('--------------------------------------------------------');
     Logger.debug(
       `Fetched ${items.length} quote${items.length > 1 ? 's' : ''} in ${(
         (performance.now() - startTimeTotal) /
         1000
-      ).toFixed(3)} seconds`
+      ).toFixed(3)} seconds`,
+      'DataProviderService'
     );
-    Logger.debug('================================================');
+    Logger.debug('========================================================');
 
     return response;
   }

libs/common/src/lib/class-transformer.ts

@@ -0,0 +1,9 @@
+import { Big } from 'big.js';
+
+export function transformToBig({ value }: { value: string }): Big {
+  if (value === null) {
+    return null;
+  }
+
+  return new Big(value);
+}

libs/common/src/lib/interfaces/index.ts

@@ -48,7 +48,6 @@ import type { Subscription } from './subscription.interface';
 import type { SymbolMetrics } from './symbol-metrics.interface';
 import type { SystemMessage } from './system-message.interface';
 import type { TabConfiguration } from './tab-configuration.interface';
-import type { TimelinePosition } from './timeline-position.interface';
 import type { UniqueAsset } from './unique-asset.interface';
 import type { UserSettings } from './user-settings.interface';
 import type { User } from './user.interface';
@@ -102,7 +101,6 @@ export {
   Subscription,
   SymbolMetrics,
   TabConfiguration,
-  TimelinePosition,
   UniqueAsset,
   User,
   UserSettings

libs/common/src/lib/interfaces/timeline-position.interface.ts

@@ -1,31 +0,0 @@
-import { DataSource, Tag } from '@prisma/client';
-import { Big } from 'big.js';
-
-export interface TimelinePosition {
-  averagePrice: Big;
-  currency: string;
-  dataSource: DataSource;
-  dividend: Big;
-  dividendInBaseCurrency: Big;
-  fee: Big;
-  firstBuyDate: string;
-  grossPerformance: Big;
-  grossPerformancePercentage: Big;
-  grossPerformancePercentageWithCurrencyEffect: Big;
-  grossPerformanceWithCurrencyEffect: Big;
-  investment: Big;
-  investmentWithCurrencyEffect: Big;
-  marketPrice: number;
-  marketPriceInBaseCurrency: number;
-  netPerformance: Big;
-  netPerformancePercentage: Big;
-  netPerformancePercentageWithCurrencyEffect: Big;
-  netPerformanceWithCurrencyEffect: Big;
-  quantity: Big;
-  symbol: string;
-  tags?: Tag[];
-  timeWeightedInvestment: Big;
-  timeWeightedInvestmentWithCurrencyEffect: Big;
-  transactionCount: number;
-  valueInBaseCurrency: Big;
-}

libs/common/src/lib/models/index.ts

@@ -0,0 +1,4 @@
+import { PortfolioSnapshot } from './portfolio-snapshot';
+import { TimelinePosition } from './timeline-position';
+
+export { PortfolioSnapshot, TimelinePosition };

libs/common/src/lib/models/portfolio-snapshot.ts

@@ -0,0 +1,82 @@
+import { transformToBig } from '@ghostfolio/common/class-transformer';
+import { UniqueAsset } from '@ghostfolio/common/interfaces';
+import { TimelinePosition } from '@ghostfolio/common/models';
+
+import { Big } from 'big.js';
+import { Transform, Type } from 'class-transformer';
+
+export class PortfolioSnapshot {
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  currentValueInBaseCurrency: Big;
+  errors?: UniqueAsset[];
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  grossPerformance: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  grossPerformanceWithCurrencyEffect: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  grossPerformancePercentage: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  grossPerformancePercentageWithCurrencyEffect: Big;
+
+  hasErrors: boolean;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  netAnnualizedPerformance?: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  netAnnualizedPerformanceWithCurrencyEffect?: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  netPerformance: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  netPerformanceWithCurrencyEffect: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  netPerformancePercentage: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  netPerformancePercentageWithCurrencyEffect: Big;
+
+  @Type(() => TimelinePosition)
+  positions: TimelinePosition[];
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  totalFeesWithCurrencyEffect: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  totalInterestWithCurrencyEffect: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  totalInvestment: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  totalInvestmentWithCurrencyEffect: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  totalLiabilitiesWithCurrencyEffect: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  totalValuablesWithCurrencyEffect: Big;
+}

libs/common/src/lib/models/timeline-position.ts

@@ -0,0 +1,92 @@
+import { transformToBig } from '@ghostfolio/common/class-transformer';
+
+import { DataSource, Tag } from '@prisma/client';
+import { Big } from 'big.js';
+import { Transform, Type } from 'class-transformer';
+
+export class TimelinePosition {
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  averagePrice: Big;
+
+  currency: string;
+  dataSource: DataSource;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  dividend: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  dividendInBaseCurrency: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  fee: Big;
+
+  firstBuyDate: string;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  grossPerformance: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  grossPerformancePercentage: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  grossPerformancePercentageWithCurrencyEffect: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  grossPerformanceWithCurrencyEffect: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  investment: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  investmentWithCurrencyEffect: Big;
+
+  marketPrice: number;
+  marketPriceInBaseCurrency: number;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  netPerformance: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  netPerformancePercentage: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  netPerformancePercentageWithCurrencyEffect: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  netPerformanceWithCurrencyEffect: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  quantity: Big;
+
+  symbol: string;
+  tags?: Tag[];
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  timeWeightedInvestment: Big;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  timeWeightedInvestmentWithCurrencyEffect: Big;
+
+  transactionCount: number;
+
+  @Transform(transformToBig, { toClassOnly: true })
+  @Type(() => Big)
+  valueInBaseCurrency: Big;
+}