Release 1.137.0 (#831)

* Add test case for BUY and SELL (partially)

* Fix investment calculation for sell activities

* Do not show total value if sell activity

* Update changelog

CHANGELOG.md

@@ -5,6 +5,57 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 1.137.0 - 15.04.2022
+
+### Added
+
+- Added support to export future activities (drafts) as `.ics` files
+
+### Changed
+
+- Migrated the search functionality to `yahoo-finance2`
+
+### Fixed
+
+- Fixed an issue in the average price / investment calculation for sell activities
+
+## 1.136.0 - 13.04.2022
+
+### Changed
+
+- Changed the _Total_ label to _Total Assets_ in the portfolio summary tab on the home page
+
+### Fixed
+
+- Fixed an issue with the calculation of the projected total amount in the _FIRE_ calculator
+- Fixed an issue with the loading state of the _FIRE_ calculator
+
+## 1.135.0 - 10.04.2022
+
+### Added
+
+- Added a calculator to the _FIRE_ section
+- Added support for the cryptocurrency _Terra_ (`LUNA1-USD`)
+- Added support for the cryptocurrency _THORChain_ (`RUNE-USD`)
+
+## 1.134.0 - 09.04.2022
+
+### Changed
+
+- Switched to the new calculation engine
+- Improved the 4% rule in the _FIRE_ section
+- Changed the background of the header to a solid color
+
+## 1.133.0 - 07.04.2022
+
+### Changed
+
+- Improved the empty state of the portfolio proportion chart component
+
+### Fixed
+
+- Fixed an issue with dates in the value component
+
 ## 1.132.1 - 06.04.2022
 
 ### Fixed

apps/api/src/app/account/account.controller.ts

@@ -1,4 +1,4 @@
-import { PortfolioServiceStrategy } from '@ghostfolio/api/app/portfolio/portfolio-service.strategy';
+import { PortfolioService } from '@ghostfolio/api/app/portfolio/portfolio.service';
 import { UserService } from '@ghostfolio/api/app/user/user.service';
 import {
   nullifyValuesInObject,
@@ -35,7 +35,7 @@ export class AccountController {
   public constructor(
     private readonly accountService: AccountService,
     private readonly impersonationService: ImpersonationService,
-    private readonly portfolioServiceStrategy: PortfolioServiceStrategy,
+    private readonly portfolioService: PortfolioService,
     @Inject(REQUEST) private readonly request: RequestWithUser,
     private readonly userService: UserService
   ) {}
@@ -91,9 +91,10 @@ export class AccountController {
         this.request.user.id
       );
 
-    let accountsWithAggregations = await this.portfolioServiceStrategy
-      .get()
-      .getAccountsWithAggregations(impersonationUserId || this.request.user.id);
+    let accountsWithAggregations =
+      await this.portfolioService.getAccountsWithAggregations(
+        impersonationUserId || this.request.user.id
+      );
 
     if (
       impersonationUserId ||

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

@@ -42,6 +42,7 @@ export class ExportService {
           accountId,
           date,
           fee,
+          id,
           quantity,
           SymbolProfile,
           type,
@@ -49,13 +50,14 @@ export class ExportService {
         }) => {
           return {
             accountId,
-            date,
             fee,
+            id,
             quantity,
             type,
             unitPrice,
             currency: SymbolProfile.currency,
             dataSource: SymbolProfile.dataSource,
+            date: date.toISOString(),
             symbol: type === 'ITEM' ? SymbolProfile.name : SymbolProfile.symbol
           };
         }

apps/api/src/app/portfolio/current-rate.service.mock.ts

@@ -20,6 +20,13 @@ function mockGetValue(symbol: string, date: Date) {
 
       return { marketPrice: 0 };
 
+    case 'NOVN.SW':
+      if (isSameDay(parseDate('2022-04-11'), date)) {
+        return { marketPrice: 87.8 };
+      }
+
+      return { marketPrice: 0 };
+
     default:
       return { marketPrice: 0 };
   }

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

@@ -3,7 +3,7 @@ import { parseDate } from '@ghostfolio/common/helper';
 import Big from 'big.js';
 
 import { CurrentRateServiceMock } from './current-rate.service.mock';
-import { PortfolioCalculatorNew } from './portfolio-calculator-new';
+import { PortfolioCalculator } from './portfolio-calculator';
 
 jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   return {
@@ -14,7 +14,7 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
-describe('PortfolioCalculatorNew', () => {
+describe('PortfolioCalculator', () => {
   let currentRateService: CurrentRateService;
 
   beforeEach(() => {
@@ -23,7 +23,7 @@ describe('PortfolioCalculatorNew', () => {
 
   describe('get current positions', () => {
     it.only('with BALN.SW buy and sell', async () => {
-      const portfolioCalculatorNew = new PortfolioCalculatorNew({
+      const portfolioCalculator = new PortfolioCalculator({
         currentRateService,
         currency: 'CHF',
         orders: [
@@ -52,13 +52,13 @@ describe('PortfolioCalculatorNew', () => {
         ]
       });
 
-      portfolioCalculatorNew.computeTransactionPoints();
+      portfolioCalculator.computeTransactionPoints();
 
       const spy = jest
         .spyOn(Date, 'now')
         .mockImplementation(() => parseDate('2021-12-18').getTime());
 
-      const currentPositions = await portfolioCalculatorNew.getCurrentPositions(
+      const currentPositions = await portfolioCalculator.getCurrentPositions(
         parseDate('2021-11-22')
       );
 

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

@@ -3,7 +3,7 @@ import { parseDate } from '@ghostfolio/common/helper';
 import Big from 'big.js';
 
 import { CurrentRateServiceMock } from './current-rate.service.mock';
-import { PortfolioCalculatorNew } from './portfolio-calculator-new';
+import { PortfolioCalculator } from './portfolio-calculator';
 
 jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   return {
@@ -14,7 +14,7 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
-describe('PortfolioCalculatorNew', () => {
+describe('PortfolioCalculator', () => {
   let currentRateService: CurrentRateService;
 
   beforeEach(() => {
@@ -23,7 +23,7 @@ describe('PortfolioCalculatorNew', () => {
 
   describe('get current positions', () => {
     it.only('with BALN.SW buy', async () => {
-      const portfolioCalculatorNew = new PortfolioCalculatorNew({
+      const portfolioCalculator = new PortfolioCalculator({
         currentRateService,
         currency: 'CHF',
         orders: [
@@ -41,13 +41,13 @@ describe('PortfolioCalculatorNew', () => {
         ]
       });
 
-      portfolioCalculatorNew.computeTransactionPoints();
+      portfolioCalculator.computeTransactionPoints();
 
       const spy = jest
         .spyOn(Date, 'now')
         .mockImplementation(() => parseDate('2021-12-18').getTime());
 
-      const currentPositions = await portfolioCalculatorNew.getCurrentPositions(
+      const currentPositions = await portfolioCalculator.getCurrentPositions(
         parseDate('2021-11-30')
       );
 

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

@@ -1,73 +0,0 @@
-import Big from 'big.js';
-
-import { CurrentRateService } from './current-rate.service';
-import { PortfolioCalculatorNew } from './portfolio-calculator-new';
-
-describe('PortfolioCalculatorNew', () => {
-  let currentRateService: CurrentRateService;
-
-  beforeEach(() => {
-    currentRateService = new CurrentRateService(null, null, null);
-  });
-
-  describe('annualized performance percentage', () => {
-    const portfolioCalculatorNew = new PortfolioCalculatorNew({
-      currentRateService,
-      currency: 'USD',
-      orders: []
-    });
-
-    it('Get annualized performance', async () => {
-      expect(
-        portfolioCalculatorNew
-          .getAnnualizedPerformancePercent({
-            daysInMarket: NaN, // differenceInDays of date-fns returns NaN for the same day
-            netPerformancePercent: new Big(0)
-          })
-          .toNumber()
-      ).toEqual(0);
-
-      expect(
-        portfolioCalculatorNew
-          .getAnnualizedPerformancePercent({
-            daysInMarket: 0,
-            netPerformancePercent: new Big(0)
-          })
-          .toNumber()
-      ).toEqual(0);
-
-      /**
-       * Source: https://www.readyratios.com/reference/analysis/annualized_rate.html
-       */
-      expect(
-        portfolioCalculatorNew
-          .getAnnualizedPerformancePercent({
-            daysInMarket: 65, // < 1 year
-            netPerformancePercent: new Big(0.1025)
-          })
-          .toNumber()
-      ).toBeCloseTo(0.729705);
-
-      expect(
-        portfolioCalculatorNew
-          .getAnnualizedPerformancePercent({
-            daysInMarket: 365, // 1 year
-            netPerformancePercent: new Big(0.05)
-          })
-          .toNumber()
-      ).toBeCloseTo(0.05);
-
-      /**
-       * Source: https://www.investopedia.com/terms/a/annualized-total-return.asp#annualized-return-formula-and-calculation
-       */
-      expect(
-        portfolioCalculatorNew
-          .getAnnualizedPerformancePercent({
-            daysInMarket: 575, // > 1 year
-            netPerformancePercent: new Big(0.2374)
-          })
-          .toNumber()
-      ).toBeCloseTo(0.145);
-    });
-  });
-});

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

@@ -1,997 +0,0 @@
-import { TimelineInfoInterface } from '@ghostfolio/api/app/portfolio/interfaces/timeline-info.interface';
-import { IDataGatheringItem } from '@ghostfolio/api/services/interfaces/interfaces';
-import { DATE_FORMAT, parseDate, resetHours } from '@ghostfolio/common/helper';
-import {
-  ResponseError,
-  TimelinePosition,
-  UniqueAsset
-} from '@ghostfolio/common/interfaces';
-import { Logger } from '@nestjs/common';
-import { Type as TypeOfOrder } from '@prisma/client';
-import Big from 'big.js';
-import {
-  addDays,
-  addMilliseconds,
-  addMonths,
-  addYears,
-  endOfDay,
-  format,
-  isAfter,
-  isBefore,
-  max,
-  min
-} from 'date-fns';
-import { first, flatten, isNumber, sortBy } from 'lodash';
-
-import { CurrentRateService } from './current-rate.service';
-import { CurrentPositions } from './interfaces/current-positions.interface';
-import { GetValueObject } from './interfaces/get-value-object.interface';
-import { PortfolioOrderItem } from './interfaces/portfolio-calculator.interface';
-import { PortfolioOrder } from './interfaces/portfolio-order.interface';
-import { TimelinePeriod } from './interfaces/timeline-period.interface';
-import {
-  Accuracy,
-  TimelineSpecification
-} from './interfaces/timeline-specification.interface';
-import { TransactionPointSymbol } from './interfaces/transaction-point-symbol.interface';
-import { TransactionPoint } from './interfaces/transaction-point.interface';
-
-export class PortfolioCalculatorNew {
-  private static readonly CALCULATE_PERCENTAGE_PERFORMANCE_WITH_MAX_INVESTMENT =
-    true;
-
-  private static readonly ENABLE_LOGGING = false;
-
-  private currency: string;
-  private currentRateService: CurrentRateService;
-  private orders: PortfolioOrder[];
-  private transactionPoints: TransactionPoint[];
-
-  public constructor({
-    currency,
-    currentRateService,
-    orders
-  }: {
-    currency: string;
-    currentRateService: CurrentRateService;
-    orders: PortfolioOrder[];
-  }) {
-    this.currency = currency;
-    this.currentRateService = currentRateService;
-    this.orders = orders;
-
-    this.orders.sort((a, b) => a.date.localeCompare(b.date));
-  }
-
-  public computeTransactionPoints() {
-    this.transactionPoints = [];
-    const symbols: { [symbol: string]: TransactionPointSymbol } = {};
-
-    let lastDate: string = null;
-    let lastTransactionPoint: TransactionPoint = null;
-    for (const order of this.orders) {
-      const currentDate = order.date;
-
-      let currentTransactionPointItem: TransactionPointSymbol;
-      const oldAccumulatedSymbol = symbols[order.symbol];
-
-      const factor = this.getFactor(order.type);
-      const unitPrice = new Big(order.unitPrice);
-      if (oldAccumulatedSymbol) {
-        const newQuantity = order.quantity
-          .mul(factor)
-          .plus(oldAccumulatedSymbol.quantity);
-        currentTransactionPointItem = {
-          currency: order.currency,
-          dataSource: order.dataSource,
-          fee: order.fee.plus(oldAccumulatedSymbol.fee),
-          firstBuyDate: oldAccumulatedSymbol.firstBuyDate,
-          investment: newQuantity.eq(0)
-            ? new Big(0)
-            : unitPrice
-                .mul(order.quantity)
-                .mul(factor)
-                .plus(oldAccumulatedSymbol.investment),
-          quantity: newQuantity,
-          symbol: order.symbol,
-          transactionCount: oldAccumulatedSymbol.transactionCount + 1
-        };
-      } else {
-        currentTransactionPointItem = {
-          currency: order.currency,
-          dataSource: order.dataSource,
-          fee: order.fee,
-          firstBuyDate: order.date,
-          investment: unitPrice.mul(order.quantity).mul(factor),
-          quantity: order.quantity.mul(factor),
-          symbol: order.symbol,
-          transactionCount: 1
-        };
-      }
-
-      symbols[order.symbol] = currentTransactionPointItem;
-
-      const items = lastTransactionPoint?.items ?? [];
-      const newItems = items.filter(
-        (transactionPointItem) => transactionPointItem.symbol !== order.symbol
-      );
-      newItems.push(currentTransactionPointItem);
-      newItems.sort((a, b) => a.symbol.localeCompare(b.symbol));
-      if (lastDate !== currentDate || lastTransactionPoint === null) {
-        lastTransactionPoint = {
-          date: currentDate,
-          items: newItems
-        };
-        this.transactionPoints.push(lastTransactionPoint);
-      } else {
-        lastTransactionPoint.items = newItems;
-      }
-      lastDate = currentDate;
-    }
-  }
-
-  public getAnnualizedPerformancePercent({
-    daysInMarket,
-    netPerformancePercent
-  }: {
-    daysInMarket: number;
-    netPerformancePercent: Big;
-  }): Big {
-    if (isNumber(daysInMarket) && daysInMarket > 0) {
-      const exponent = new Big(365).div(daysInMarket).toNumber();
-      return new Big(
-        Math.pow(netPerformancePercent.plus(1).toNumber(), exponent)
-      ).minus(1);
-    }
-
-    return new Big(0);
-  }
-
-  public getTransactionPoints(): TransactionPoint[] {
-    return this.transactionPoints;
-  }
-
-  public setTransactionPoints(transactionPoints: TransactionPoint[]) {
-    this.transactionPoints = transactionPoints;
-  }
-
-  public async getCurrentPositions(start: Date): Promise<CurrentPositions> {
-    if (!this.transactionPoints?.length) {
-      return {
-        currentValue: new Big(0),
-        hasErrors: false,
-        grossPerformance: new Big(0),
-        grossPerformancePercentage: new Big(0),
-        netPerformance: new Big(0),
-        netPerformancePercentage: new Big(0),
-        positions: [],
-        totalInvestment: new Big(0)
-      };
-    }
-
-    const lastTransactionPoint =
-      this.transactionPoints[this.transactionPoints.length - 1];
-
-    // use Date.now() to use the mock for today
-    const today = new Date(Date.now());
-
-    let firstTransactionPoint: TransactionPoint = null;
-    let firstIndex = this.transactionPoints.length;
-    const dates = [];
-    const dataGatheringItems: IDataGatheringItem[] = [];
-    const currencies: { [symbol: string]: string } = {};
-
-    dates.push(resetHours(start));
-    for (const item of this.transactionPoints[firstIndex - 1].items) {
-      dataGatheringItems.push({
-        dataSource: item.dataSource,
-        symbol: item.symbol
-      });
-      currencies[item.symbol] = item.currency;
-    }
-    for (let i = 0; i < this.transactionPoints.length; i++) {
-      if (
-        !isBefore(parseDate(this.transactionPoints[i].date), start) &&
-        firstTransactionPoint === null
-      ) {
-        firstTransactionPoint = this.transactionPoints[i];
-        firstIndex = i;
-      }
-      if (firstTransactionPoint !== null) {
-        dates.push(resetHours(parseDate(this.transactionPoints[i].date)));
-      }
-    }
-
-    dates.push(resetHours(today));
-
-    const marketSymbols = await this.currentRateService.getValues({
-      currencies,
-      dataGatheringItems,
-      dateQuery: {
-        in: dates
-      },
-      userCurrency: this.currency
-    });
-
-    const marketSymbolMap: {
-      [date: string]: { [symbol: string]: Big };
-    } = {};
-
-    for (const marketSymbol of marketSymbols) {
-      const date = format(marketSymbol.date, DATE_FORMAT);
-      if (!marketSymbolMap[date]) {
-        marketSymbolMap[date] = {};
-      }
-      if (marketSymbol.marketPrice) {
-        marketSymbolMap[date][marketSymbol.symbol] = new Big(
-          marketSymbol.marketPrice
-        );
-      }
-    }
-
-    const todayString = format(today, DATE_FORMAT);
-
-    if (firstIndex > 0) {
-      firstIndex--;
-    }
-    const initialValues: { [symbol: string]: Big } = {};
-
-    const positions: TimelinePosition[] = [];
-    let hasAnySymbolMetricsErrors = false;
-
-    const errors: ResponseError['errors'] = [];
-
-    for (const item of lastTransactionPoint.items) {
-      const marketValue = marketSymbolMap[todayString]?.[item.symbol];
-
-      const {
-        grossPerformance,
-        grossPerformancePercentage,
-        hasErrors,
-        initialValue,
-        netPerformance,
-        netPerformancePercentage
-      } = this.getSymbolMetrics({
-        marketSymbolMap,
-        start,
-        symbol: item.symbol
-      });
-
-      hasAnySymbolMetricsErrors = hasAnySymbolMetricsErrors || hasErrors;
-      initialValues[item.symbol] = initialValue;
-
-      positions.push({
-        averagePrice: item.quantity.eq(0)
-          ? new Big(0)
-          : item.investment.div(item.quantity),
-        currency: item.currency,
-        dataSource: item.dataSource,
-        firstBuyDate: item.firstBuyDate,
-        grossPerformance: !hasErrors ? grossPerformance ?? null : null,
-        grossPerformancePercentage: !hasErrors
-          ? grossPerformancePercentage ?? null
-          : null,
-        investment: item.investment,
-        marketPrice: marketValue?.toNumber() ?? null,
-        netPerformance: !hasErrors ? netPerformance ?? null : null,
-        netPerformancePercentage: !hasErrors
-          ? netPerformancePercentage ?? null
-          : null,
-        quantity: item.quantity,
-        symbol: item.symbol,
-        transactionCount: item.transactionCount
-      });
-
-      if (hasErrors) {
-        errors.push({ dataSource: item.dataSource, symbol: item.symbol });
-      }
-    }
-
-    const overall = this.calculateOverallPerformance(positions, initialValues);
-
-    return {
-      ...overall,
-      errors,
-      positions,
-      hasErrors: hasAnySymbolMetricsErrors || overall.hasErrors
-    };
-  }
-
-  public getInvestments(): { date: string; investment: Big }[] {
-    if (this.transactionPoints.length === 0) {
-      return [];
-    }
-
-    return this.transactionPoints.map((transactionPoint) => {
-      return {
-        date: transactionPoint.date,
-        investment: transactionPoint.items.reduce(
-          (investment, transactionPointSymbol) =>
-            investment.plus(transactionPointSymbol.investment),
-          new Big(0)
-        )
-      };
-    });
-  }
-
-  public async calculateTimeline(
-    timelineSpecification: TimelineSpecification[],
-    endDate: string
-  ): Promise<TimelineInfoInterface> {
-    if (timelineSpecification.length === 0) {
-      return {
-        maxNetPerformance: new Big(0),
-        minNetPerformance: new Big(0),
-        timelinePeriods: []
-      };
-    }
-
-    const startDate = timelineSpecification[0].start;
-    const start = parseDate(startDate);
-    const end = parseDate(endDate);
-
-    const timelinePeriodPromises: Promise<TimelineInfoInterface>[] = [];
-    let i = 0;
-    let j = -1;
-    for (
-      let currentDate = start;
-      !isAfter(currentDate, end);
-      currentDate = this.addToDate(
-        currentDate,
-        timelineSpecification[i].accuracy
-      )
-    ) {
-      if (this.isNextItemActive(timelineSpecification, currentDate, i)) {
-        i++;
-      }
-      while (
-        j + 1 < this.transactionPoints.length &&
-        !isAfter(parseDate(this.transactionPoints[j + 1].date), currentDate)
-      ) {
-        j++;
-      }
-
-      let periodEndDate = currentDate;
-      if (timelineSpecification[i].accuracy === 'day') {
-        let nextEndDate = end;
-        if (j + 1 < this.transactionPoints.length) {
-          nextEndDate = parseDate(this.transactionPoints[j + 1].date);
-        }
-        periodEndDate = min([
-          addMonths(currentDate, 3),
-          max([currentDate, nextEndDate])
-        ]);
-      }
-      const timePeriodForDates = this.getTimePeriodForDate(
-        j,
-        currentDate,
-        endOfDay(periodEndDate)
-      );
-      currentDate = periodEndDate;
-      if (timePeriodForDates != null) {
-        timelinePeriodPromises.push(timePeriodForDates);
-      }
-    }
-
-    const timelineInfoInterfaces: TimelineInfoInterface[] = await Promise.all(
-      timelinePeriodPromises
-    );
-    const minNetPerformance = timelineInfoInterfaces
-      .map((timelineInfo) => timelineInfo.minNetPerformance)
-      .filter((performance) => performance !== null)
-      .reduce((minPerformance, current) => {
-        if (minPerformance.lt(current)) {
-          return minPerformance;
-        } else {
-          return current;
-        }
-      });
-
-    const maxNetPerformance = timelineInfoInterfaces
-      .map((timelineInfo) => timelineInfo.maxNetPerformance)
-      .filter((performance) => performance !== null)
-      .reduce((maxPerformance, current) => {
-        if (maxPerformance.gt(current)) {
-          return maxPerformance;
-        } else {
-          return current;
-        }
-      });
-
-    const timelinePeriods = timelineInfoInterfaces.map(
-      (timelineInfo) => timelineInfo.timelinePeriods
-    );
-
-    return {
-      maxNetPerformance,
-      minNetPerformance,
-      timelinePeriods: flatten(timelinePeriods)
-    };
-  }
-
-  private calculateOverallPerformance(
-    positions: TimelinePosition[],
-    initialValues: { [symbol: string]: Big }
-  ) {
-    let currentValue = new Big(0);
-    let grossPerformance = new Big(0);
-    let grossPerformancePercentage = new Big(0);
-    let hasErrors = false;
-    let netPerformance = new Big(0);
-    let netPerformancePercentage = new Big(0);
-    let sumOfWeights = new Big(0);
-    let totalInvestment = new Big(0);
-
-    for (const currentPosition of positions) {
-      if (currentPosition.marketPrice) {
-        currentValue = currentValue.plus(
-          new Big(currentPosition.marketPrice).mul(currentPosition.quantity)
-        );
-      } else {
-        hasErrors = true;
-      }
-
-      totalInvestment = totalInvestment.plus(currentPosition.investment);
-
-      if (currentPosition.grossPerformance) {
-        grossPerformance = grossPerformance.plus(
-          currentPosition.grossPerformance
-        );
-
-        netPerformance = netPerformance.plus(currentPosition.netPerformance);
-      } else if (!currentPosition.quantity.eq(0)) {
-        hasErrors = true;
-      }
-
-      if (currentPosition.grossPerformancePercentage) {
-        // Use the average from the initial value and the current investment as
-        // a weight
-        const weight = (initialValues[currentPosition.symbol] ?? new Big(0))
-          .plus(currentPosition.investment)
-          .div(2);
-
-        sumOfWeights = sumOfWeights.plus(weight);
-
-        grossPerformancePercentage = grossPerformancePercentage.plus(
-          currentPosition.grossPerformancePercentage.mul(weight)
-        );
-
-        netPerformancePercentage = netPerformancePercentage.plus(
-          currentPosition.netPerformancePercentage.mul(weight)
-        );
-      } else if (!currentPosition.quantity.eq(0)) {
-        Logger.warn(
-          `Missing initial value for symbol ${currentPosition.symbol} at ${currentPosition.firstBuyDate}`,
-          'PortfolioCalculatorNew'
-        );
-        hasErrors = true;
-      }
-    }
-
-    if (sumOfWeights.gt(0)) {
-      grossPerformancePercentage = grossPerformancePercentage.div(sumOfWeights);
-      netPerformancePercentage = netPerformancePercentage.div(sumOfWeights);
-    } else {
-      grossPerformancePercentage = new Big(0);
-      netPerformancePercentage = new Big(0);
-    }
-
-    return {
-      currentValue,
-      grossPerformance,
-      grossPerformancePercentage,
-      hasErrors,
-      netPerformance,
-      netPerformancePercentage,
-      totalInvestment
-    };
-  }
-
-  private async getTimePeriodForDate(
-    j: number,
-    startDate: Date,
-    endDate: Date
-  ): Promise<TimelineInfoInterface> {
-    let investment: Big = new Big(0);
-    let fees: Big = new Big(0);
-
-    const marketSymbolMap: {
-      [date: string]: { [symbol: string]: Big };
-    } = {};
-    if (j >= 0) {
-      const currencies: { [name: string]: string } = {};
-      const dataGatheringItems: IDataGatheringItem[] = [];
-
-      for (const item of this.transactionPoints[j].items) {
-        currencies[item.symbol] = item.currency;
-        dataGatheringItems.push({
-          dataSource: item.dataSource,
-          symbol: item.symbol
-        });
-        investment = investment.plus(item.investment);
-        fees = fees.plus(item.fee);
-      }
-
-      let marketSymbols: GetValueObject[] = [];
-      if (dataGatheringItems.length > 0) {
-        try {
-          marketSymbols = await this.currentRateService.getValues({
-            currencies,
-            dataGatheringItems,
-            dateQuery: {
-              gte: startDate,
-              lt: endOfDay(endDate)
-            },
-            userCurrency: this.currency
-          });
-        } catch (error) {
-          Logger.error(
-            `Failed to fetch info for date ${startDate} with exception`,
-            error,
-            'PortfolioCalculatorNew'
-          );
-          return null;
-        }
-      }
-
-      for (const marketSymbol of marketSymbols) {
-        const date = format(marketSymbol.date, DATE_FORMAT);
-        if (!marketSymbolMap[date]) {
-          marketSymbolMap[date] = {};
-        }
-        if (marketSymbol.marketPrice) {
-          marketSymbolMap[date][marketSymbol.symbol] = new Big(
-            marketSymbol.marketPrice
-          );
-        }
-      }
-    }
-
-    const results: TimelinePeriod[] = [];
-    let maxNetPerformance: Big = null;
-    let minNetPerformance: Big = null;
-    for (
-      let currentDate = startDate;
-      isBefore(currentDate, endDate);
-      currentDate = addDays(currentDate, 1)
-    ) {
-      let value = new Big(0);
-      const currentDateAsString = format(currentDate, DATE_FORMAT);
-      let invalid = false;
-      if (j >= 0) {
-        for (const item of this.transactionPoints[j].items) {
-          if (
-            !marketSymbolMap[currentDateAsString]?.hasOwnProperty(item.symbol)
-          ) {
-            invalid = true;
-            break;
-          }
-          value = value.plus(
-            item.quantity.mul(marketSymbolMap[currentDateAsString][item.symbol])
-          );
-        }
-      }
-      if (!invalid) {
-        const grossPerformance = value.minus(investment);
-        const netPerformance = grossPerformance.minus(fees);
-        if (
-          minNetPerformance === null ||
-          minNetPerformance.gt(netPerformance)
-        ) {
-          minNetPerformance = netPerformance;
-        }
-        if (
-          maxNetPerformance === null ||
-          maxNetPerformance.lt(netPerformance)
-        ) {
-          maxNetPerformance = netPerformance;
-        }
-
-        const result = {
-          grossPerformance,
-          investment,
-          netPerformance,
-          value,
-          date: currentDateAsString
-        };
-        results.push(result);
-      }
-    }
-
-    return {
-      maxNetPerformance,
-      minNetPerformance,
-      timelinePeriods: results
-    };
-  }
-
-  private getFactor(type: TypeOfOrder) {
-    let factor: number;
-
-    switch (type) {
-      case 'BUY':
-        factor = 1;
-        break;
-      case 'SELL':
-        factor = -1;
-        break;
-      default:
-        factor = 0;
-        break;
-    }
-
-    return factor;
-  }
-
-  private addToDate(date: Date, accuracy: Accuracy): Date {
-    switch (accuracy) {
-      case 'day':
-        return addDays(date, 1);
-      case 'month':
-        return addMonths(date, 1);
-      case 'year':
-        return addYears(date, 1);
-    }
-  }
-
-  private getSymbolMetrics({
-    marketSymbolMap,
-    start,
-    symbol
-  }: {
-    marketSymbolMap: {
-      [date: string]: { [symbol: string]: Big };
-    };
-    start: Date;
-    symbol: string;
-  }) {
-    let orders: PortfolioOrderItem[] = this.orders.filter((order) => {
-      return order.symbol === symbol;
-    });
-
-    if (orders.length <= 0) {
-      return {
-        hasErrors: false,
-        initialValue: new Big(0),
-        netPerformance: new Big(0),
-        netPerformancePercentage: new Big(0),
-        grossPerformance: new Big(0),
-        grossPerformancePercentage: new Big(0)
-      };
-    }
-
-    const dateOfFirstTransaction = new Date(first(orders).date);
-    const endDate = new Date(Date.now());
-
-    const unitPriceAtStartDate =
-      marketSymbolMap[format(start, DATE_FORMAT)]?.[symbol];
-
-    const unitPriceAtEndDate =
-      marketSymbolMap[format(endDate, DATE_FORMAT)]?.[symbol];
-
-    if (
-      !unitPriceAtEndDate ||
-      (!unitPriceAtStartDate && isBefore(dateOfFirstTransaction, start))
-    ) {
-      return {
-        hasErrors: true,
-        initialValue: new Big(0),
-        netPerformance: new Big(0),
-        netPerformancePercentage: new Big(0),
-        grossPerformance: new Big(0),
-        grossPerformancePercentage: new Big(0)
-      };
-    }
-
-    let averagePriceAtEndDate = new Big(0);
-    let averagePriceAtStartDate = new Big(0);
-    let feesAtStartDate = new Big(0);
-    let fees = new Big(0);
-    let grossPerformance = new Big(0);
-    let grossPerformanceAtStartDate = new Big(0);
-    let grossPerformanceFromSells = new Big(0);
-    let initialValue: Big;
-    let investmentAtStartDate: Big;
-    let lastAveragePrice = new Big(0);
-    let lastTransactionInvestment = new Big(0);
-    let lastValueOfInvestmentBeforeTransaction = new Big(0);
-    let maxTotalInvestment = new Big(0);
-    let timeWeightedGrossPerformancePercentage = new Big(1);
-    let timeWeightedNetPerformancePercentage = new Big(1);
-    let totalInvestment = new Big(0);
-    let totalInvestmentWithGrossPerformanceFromSell = new Big(0);
-    let totalUnits = new Big(0);
-    let valueAtStartDate: Big;
-
-    // Add a synthetic order at the start and the end date
-    orders.push({
-      symbol,
-      currency: null,
-      date: format(start, DATE_FORMAT),
-      dataSource: null,
-      fee: new Big(0),
-      itemType: 'start',
-      name: '',
-      quantity: new Big(0),
-      type: TypeOfOrder.BUY,
-      unitPrice: unitPriceAtStartDate
-    });
-
-    orders.push({
-      symbol,
-      currency: null,
-      date: format(endDate, DATE_FORMAT),
-      dataSource: null,
-      fee: new Big(0),
-      itemType: 'end',
-      name: '',
-      quantity: new Big(0),
-      type: TypeOfOrder.BUY,
-      unitPrice: unitPriceAtEndDate
-    });
-
-    // Sort orders so that the start and end placeholder order are at the right
-    // position
-    orders = sortBy(orders, (order) => {
-      let sortIndex = new Date(order.date);
-
-      if (order.itemType === 'start') {
-        sortIndex = addMilliseconds(sortIndex, -1);
-      }
-
-      if (order.itemType === 'end') {
-        sortIndex = addMilliseconds(sortIndex, 1);
-      }
-
-      return sortIndex.getTime();
-    });
-
-    const indexOfStartOrder = orders.findIndex((order) => {
-      return order.itemType === 'start';
-    });
-
-    const indexOfEndOrder = orders.findIndex((order) => {
-      return order.itemType === 'end';
-    });
-
-    for (let i = 0; i < orders.length; i += 1) {
-      const order = orders[i];
-
-      if (order.itemType === 'start') {
-        // Take the unit price of the order as the market price if there are no
-        // orders of this symbol before the start date
-        order.unitPrice =
-          indexOfStartOrder === 0
-            ? orders[i + 1]?.unitPrice
-            : unitPriceAtStartDate;
-      }
-
-      // Calculate the average start price as soon as any units are held
-      if (
-        averagePriceAtStartDate.eq(0) &&
-        i >= indexOfStartOrder &&
-        totalUnits.gt(0)
-      ) {
-        averagePriceAtStartDate = totalInvestment.div(totalUnits);
-      }
-
-      const valueOfInvestmentBeforeTransaction = totalUnits.mul(
-        order.unitPrice
-      );
-
-      if (!investmentAtStartDate && i >= indexOfStartOrder) {
-        investmentAtStartDate = totalInvestment ?? new Big(0);
-        valueAtStartDate = valueOfInvestmentBeforeTransaction;
-      }
-
-      const transactionInvestment = order.quantity
-        .mul(order.unitPrice)
-        .mul(this.getFactor(order.type));
-
-      totalInvestment = totalInvestment.plus(transactionInvestment);
-
-      if (i >= indexOfStartOrder && totalInvestment.gt(maxTotalInvestment)) {
-        maxTotalInvestment = totalInvestment;
-      }
-
-      if (i === indexOfEndOrder && totalUnits.gt(0)) {
-        averagePriceAtEndDate = totalInvestment.div(totalUnits);
-      }
-
-      if (i >= indexOfStartOrder && !initialValue) {
-        if (
-          i === indexOfStartOrder &&
-          !valueOfInvestmentBeforeTransaction.eq(0)
-        ) {
-          initialValue = valueOfInvestmentBeforeTransaction;
-        } else if (transactionInvestment.gt(0)) {
-          initialValue = transactionInvestment;
-        }
-      }
-
-      fees = fees.plus(order.fee);
-
-      totalUnits = totalUnits.plus(
-        order.quantity.mul(this.getFactor(order.type))
-      );
-
-      const valueOfInvestment = totalUnits.mul(order.unitPrice);
-
-      const grossPerformanceFromSell =
-        order.type === TypeOfOrder.SELL
-          ? order.unitPrice.minus(lastAveragePrice).mul(order.quantity)
-          : new Big(0);
-
-      grossPerformanceFromSells = grossPerformanceFromSells.plus(
-        grossPerformanceFromSell
-      );
-
-      totalInvestmentWithGrossPerformanceFromSell =
-        totalInvestmentWithGrossPerformanceFromSell
-          .plus(transactionInvestment)
-          .plus(grossPerformanceFromSell);
-
-      lastAveragePrice = totalUnits.eq(0)
-        ? new Big(0)
-        : totalInvestmentWithGrossPerformanceFromSell.div(totalUnits);
-
-      const newGrossPerformance = valueOfInvestment
-        .minus(totalInvestmentWithGrossPerformanceFromSell)
-        .plus(grossPerformanceFromSells);
-
-      if (
-        i > indexOfStartOrder &&
-        !lastValueOfInvestmentBeforeTransaction
-          .plus(lastTransactionInvestment)
-          .eq(0)
-      ) {
-        const grossHoldingPeriodReturn = valueOfInvestmentBeforeTransaction
-          .minus(
-            lastValueOfInvestmentBeforeTransaction.plus(
-              lastTransactionInvestment
-            )
-          )
-          .div(
-            lastValueOfInvestmentBeforeTransaction.plus(
-              lastTransactionInvestment
-            )
-          );
-
-        timeWeightedGrossPerformancePercentage =
-          timeWeightedGrossPerformancePercentage.mul(
-            new Big(1).plus(grossHoldingPeriodReturn)
-          );
-
-        const netHoldingPeriodReturn = valueOfInvestmentBeforeTransaction
-          .minus(fees.minus(feesAtStartDate))
-          .minus(
-            lastValueOfInvestmentBeforeTransaction.plus(
-              lastTransactionInvestment
-            )
-          )
-          .div(
-            lastValueOfInvestmentBeforeTransaction.plus(
-              lastTransactionInvestment
-            )
-          );
-
-        timeWeightedNetPerformancePercentage =
-          timeWeightedNetPerformancePercentage.mul(
-            new Big(1).plus(netHoldingPeriodReturn)
-          );
-      }
-
-      grossPerformance = newGrossPerformance;
-
-      lastTransactionInvestment = transactionInvestment;
-
-      lastValueOfInvestmentBeforeTransaction =
-        valueOfInvestmentBeforeTransaction;
-
-      if (order.itemType === 'start') {
-        feesAtStartDate = fees;
-        grossPerformanceAtStartDate = grossPerformance;
-      }
-    }
-
-    timeWeightedGrossPerformancePercentage =
-      timeWeightedGrossPerformancePercentage.minus(1);
-
-    timeWeightedNetPerformancePercentage =
-      timeWeightedNetPerformancePercentage.minus(1);
-
-    const totalGrossPerformance = grossPerformance.minus(
-      grossPerformanceAtStartDate
-    );
-
-    const totalNetPerformance = grossPerformance
-      .minus(grossPerformanceAtStartDate)
-      .minus(fees.minus(feesAtStartDate));
-
-    const maxInvestmentBetweenStartAndEndDate = valueAtStartDate.plus(
-      maxTotalInvestment.minus(investmentAtStartDate)
-    );
-
-    const grossPerformancePercentage =
-      PortfolioCalculatorNew.CALCULATE_PERCENTAGE_PERFORMANCE_WITH_MAX_INVESTMENT ||
-      averagePriceAtStartDate.eq(0) ||
-      averagePriceAtEndDate.eq(0) ||
-      orders[indexOfStartOrder].unitPrice.eq(0)
-        ? maxInvestmentBetweenStartAndEndDate.gt(0)
-          ? totalGrossPerformance.div(maxInvestmentBetweenStartAndEndDate)
-          : new Big(0)
-        : // This formula has the issue that buying more units with a price
-          // lower than the average buying price results in a positive
-          // performance even if the market price stays constant
-          unitPriceAtEndDate
-            .div(averagePriceAtEndDate)
-            .div(
-              orders[indexOfStartOrder].unitPrice.div(averagePriceAtStartDate)
-            )
-            .minus(1);
-
-    const feesPerUnit = totalUnits.gt(0)
-      ? fees.minus(feesAtStartDate).div(totalUnits)
-      : new Big(0);
-
-    const netPerformancePercentage =
-      PortfolioCalculatorNew.CALCULATE_PERCENTAGE_PERFORMANCE_WITH_MAX_INVESTMENT ||
-      averagePriceAtStartDate.eq(0) ||
-      averagePriceAtEndDate.eq(0) ||
-      orders[indexOfStartOrder].unitPrice.eq(0)
-        ? maxInvestmentBetweenStartAndEndDate.gt(0)
-          ? totalNetPerformance.div(maxInvestmentBetweenStartAndEndDate)
-          : new Big(0)
-        : // This formula has the issue that buying more units with a price
-          // lower than the average buying price results in a positive
-          // performance even if the market price stays constant
-          unitPriceAtEndDate
-            .minus(feesPerUnit)
-            .div(averagePriceAtEndDate)
-            .div(
-              orders[indexOfStartOrder].unitPrice.div(averagePriceAtStartDate)
-            )
-            .minus(1);
-
-    if (PortfolioCalculatorNew.ENABLE_LOGGING) {
-      console.log(
-        `
-        ${symbol}
-        Unit price: ${orders[indexOfStartOrder].unitPrice.toFixed(
-          2
-        )} -> ${unitPriceAtEndDate.toFixed(2)}
-        Average price: ${averagePriceAtStartDate.toFixed(
-          2
-        )} -> ${averagePriceAtEndDate.toFixed(2)}
-        Max. total investment: ${maxTotalInvestment.toFixed(2)}
-        Gross performance: ${totalGrossPerformance.toFixed(
-          2
-        )} / ${grossPerformancePercentage.mul(100).toFixed(2)}%
-        Fees per unit: ${feesPerUnit.toFixed(2)}
-        Net performance: ${totalNetPerformance.toFixed(
-          2
-        )} / ${netPerformancePercentage.mul(100).toFixed(2)}%`
-      );
-    }
-
-    return {
-      initialValue,
-      grossPerformancePercentage,
-      netPerformancePercentage,
-      hasErrors: totalUnits.gt(0) && (!initialValue || !unitPriceAtEndDate),
-      netPerformance: totalNetPerformance,
-      grossPerformance: totalGrossPerformance
-    };
-  }
-
-  private isNextItemActive(
-    timelineSpecification: TimelineSpecification[],
-    currentDate: Date,
-    i: number
-  ) {
-    return (
-      i + 1 < timelineSpecification.length &&
-      !isBefore(currentDate, parseDate(timelineSpecification[i + 1].start))
-    );
-  }
-}

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

@@ -3,7 +3,7 @@ import { parseDate } from '@ghostfolio/common/helper';
 import Big from 'big.js';
 
 import { CurrentRateServiceMock } from './current-rate.service.mock';
-import { PortfolioCalculatorNew } from './portfolio-calculator-new';
+import { PortfolioCalculator } from './portfolio-calculator';
 
 jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   return {
@@ -14,7 +14,7 @@ jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
   };
 });
 
-describe('PortfolioCalculatorNew', () => {
+describe('PortfolioCalculator', () => {
   let currentRateService: CurrentRateService;
 
   beforeEach(() => {
@@ -23,19 +23,19 @@ describe('PortfolioCalculatorNew', () => {
 
   describe('get current positions', () => {
     it('with no orders', async () => {
-      const portfolioCalculatorNew = new PortfolioCalculatorNew({
+      const portfolioCalculator = new PortfolioCalculator({
         currentRateService,
         currency: 'CHF',
         orders: []
       });
 
-      portfolioCalculatorNew.computeTransactionPoints();
+      portfolioCalculator.computeTransactionPoints();
 
       const spy = jest
         .spyOn(Date, 'now')
         .mockImplementation(() => parseDate('2021-12-18').getTime());
 
-      const currentPositions = await portfolioCalculatorNew.getCurrentPositions(
+      const currentPositions = await portfolioCalculator.getCurrentPositions(
         new Date()
       );
 

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

@@ -0,0 +1,96 @@
+import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
+import { parseDate } from '@ghostfolio/common/helper';
+import Big from 'big.js';
+
+import { CurrentRateServiceMock } from './current-rate.service.mock';
+import { PortfolioCalculator } from './portfolio-calculator';
+
+jest.mock('@ghostfolio/api/app/portfolio/current-rate.service', () => {
+  return {
+    // eslint-disable-next-line @typescript-eslint/naming-convention
+    CurrentRateService: jest.fn().mockImplementation(() => {
+      return CurrentRateServiceMock;
+    })
+  };
+});
+
+describe('PortfolioCalculator', () => {
+  let currentRateService: CurrentRateService;
+
+  beforeEach(() => {
+    currentRateService = new CurrentRateService(null, null, null);
+  });
+
+  describe('get current positions', () => {
+    it.only('with BALN.SW buy and sell', async () => {
+      const portfolioCalculator = new PortfolioCalculator({
+        currentRateService,
+        currency: 'CHF',
+        orders: [
+          {
+            currency: 'CHF',
+            date: '2022-03-07',
+            dataSource: 'YAHOO',
+            fee: new Big(1.3),
+            name: 'Novartis AG',
+            quantity: new Big(2),
+            symbol: 'NOVN.SW',
+            type: 'BUY',
+            unitPrice: new Big(75.8)
+          },
+          {
+            currency: 'CHF',
+            date: '2022-04-08',
+            dataSource: 'YAHOO',
+            fee: new Big(2.95),
+            name: 'Novartis AG',
+            quantity: new Big(1),
+            symbol: 'NOVN.SW',
+            type: 'SELL',
+            unitPrice: new Big(85.73)
+          }
+        ]
+      });
+
+      portfolioCalculator.computeTransactionPoints();
+
+      const spy = jest
+        .spyOn(Date, 'now')
+        .mockImplementation(() => parseDate('2022-04-11').getTime());
+
+      const currentPositions = await portfolioCalculator.getCurrentPositions(
+        parseDate('2022-03-07')
+      );
+
+      spy.mockRestore();
+
+      expect(currentPositions).toEqual({
+        currentValue: new Big('87.8'),
+        errors: [],
+        grossPerformance: new Big('21.93'),
+        grossPerformancePercentage: new Big('0.14465699208443271768'),
+        hasErrors: false,
+        netPerformance: new Big('17.68'),
+        netPerformancePercentage: new Big('0.11662269129287598945'),
+        positions: [
+          {
+            averagePrice: new Big('75.80'),
+            currency: 'CHF',
+            dataSource: 'YAHOO',
+            firstBuyDate: '2022-03-07',
+            grossPerformance: new Big('21.93'),
+            grossPerformancePercentage: new Big('0.14465699208443271768'),
+            investment: new Big('75.80'),
+            netPerformance: new Big('17.68'),
+            netPerformancePercentage: new Big('0.11662269129287598945'),
+            marketPrice: 87.8,
+            quantity: new Big('1'),
+            symbol: 'NOVN.SW',
+            transactionCount: 2
+          }
+        ],
+        totalInvestment: new Big('75.80')
+      });
+    });
+  });
+});

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

@@ -1,15 +1,15 @@
 import { TimelineInfoInterface } from '@ghostfolio/api/app/portfolio/interfaces/timeline-info.interface';
 import { IDataGatheringItem } from '@ghostfolio/api/services/interfaces/interfaces';
 import { DATE_FORMAT, parseDate, resetHours } from '@ghostfolio/common/helper';
-import { TimelinePosition } from '@ghostfolio/common/interfaces';
+import { ResponseError, TimelinePosition } from '@ghostfolio/common/interfaces';
 import { Logger } from '@nestjs/common';
 import { Type as TypeOfOrder } from '@prisma/client';
 import Big from 'big.js';
 import {
   addDays,
+  addMilliseconds,
   addMonths,
   addYears,
-  differenceInDays,
   endOfDay,
   format,
   isAfter,
@@ -17,11 +17,12 @@ import {
   max,
   min
 } from 'date-fns';
-import { flatten, isNumber } from 'lodash';
+import { first, flatten, isNumber, sortBy } from 'lodash';
 
 import { CurrentRateService } from './current-rate.service';
 import { CurrentPositions } from './interfaces/current-positions.interface';
 import { GetValueObject } from './interfaces/get-value-object.interface';
+import { PortfolioOrderItem } from './interfaces/portfolio-calculator.interface';
 import { PortfolioOrder } from './interfaces/portfolio-order.interface';
 import { TimelinePeriod } from './interfaces/timeline-period.interface';
 import {
@@ -32,22 +33,39 @@ import { TransactionPointSymbol } from './interfaces/transaction-point-symbol.in
 import { TransactionPoint } from './interfaces/transaction-point.interface';
 
 export class PortfolioCalculator {
+  private static readonly CALCULATE_PERCENTAGE_PERFORMANCE_WITH_MAX_INVESTMENT =
+    true;
+
+  private static readonly ENABLE_LOGGING = false;
+
+  private currency: string;
+  private currentRateService: CurrentRateService;
+  private orders: PortfolioOrder[];
   private transactionPoints: TransactionPoint[];
 
-  public constructor(
-    private currentRateService: CurrentRateService,
-    private currency: string
-  ) {}
+  public constructor({
+    currency,
+    currentRateService,
+    orders
+  }: {
+    currency: string;
+    currentRateService: CurrentRateService;
+    orders: PortfolioOrder[];
+  }) {
+    this.currency = currency;
+    this.currentRateService = currentRateService;
+    this.orders = orders;
 
-  public computeTransactionPoints(orders: PortfolioOrder[]) {
-    orders.sort((a, b) => a.date.localeCompare(b.date));
+    this.orders.sort((a, b) => a.date.localeCompare(b.date));
+  }
 
+  public computeTransactionPoints() {
     this.transactionPoints = [];
     const symbols: { [symbol: string]: TransactionPointSymbol } = {};
 
     let lastDate: string = null;
     let lastTransactionPoint: TransactionPoint = null;
-    for (const order of orders) {
+    for (const order of this.orders) {
       const currentDate = order.date;
 
       let currentTransactionPointItem: TransactionPointSymbol;
@@ -59,17 +77,30 @@ export class PortfolioCalculator {
         const newQuantity = order.quantity
           .mul(factor)
           .plus(oldAccumulatedSymbol.quantity);
+
+        let investment = new Big(0);
+
+        if (newQuantity.gt(0)) {
+          if (order.type === 'BUY') {
+            investment = oldAccumulatedSymbol.investment.plus(
+              order.quantity.mul(unitPrice)
+            );
+          } else if (order.type === 'SELL') {
+            const averagePrice = oldAccumulatedSymbol.investment.div(
+              oldAccumulatedSymbol.quantity
+            );
+            investment = oldAccumulatedSymbol.investment.minus(
+              order.quantity.mul(averagePrice)
+            );
+          }
+        }
+
         currentTransactionPointItem = {
+          investment,
           currency: order.currency,
           dataSource: order.dataSource,
           fee: order.fee.plus(oldAccumulatedSymbol.fee),
           firstBuyDate: oldAccumulatedSymbol.firstBuyDate,
-          investment: newQuantity.eq(0)
-            ? new Big(0)
-            : unitPrice
-                .mul(order.quantity)
-                .mul(factor)
-                .plus(oldAccumulatedSymbol.investment),
           quantity: newQuantity,
           symbol: order.symbol,
           transactionCount: oldAccumulatedSymbol.transactionCount + 1
@@ -140,7 +171,6 @@ export class PortfolioCalculator {
         hasErrors: false,
         grossPerformance: new Big(0),
         grossPerformancePercentage: new Big(0),
-        netAnnualizedPerformance: new Big(0),
         netPerformance: new Big(0),
         netPerformancePercentage: new Big(0),
         positions: [],
@@ -195,6 +225,7 @@ export class PortfolioCalculator {
     const marketSymbolMap: {
       [date: string]: { [symbol: string]: Big };
     } = {};
+
     for (const marketSymbol of marketSymbols) {
       const date = format(marketSymbol.date, DATE_FORMAT);
       if (!marketSymbolMap[date]) {
@@ -207,112 +238,37 @@ export class PortfolioCalculator {
       }
     }
 
-    let hasErrors = false;
-    const startString = format(start, DATE_FORMAT);
-
-    const holdingPeriodReturns: { [symbol: string]: Big } = {};
-    const netHoldingPeriodReturns: { [symbol: string]: Big } = {};
-    const grossPerformance: { [symbol: string]: Big } = {};
-    const netPerformance: { [symbol: string]: Big } = {};
     const todayString = format(today, DATE_FORMAT);
 
     if (firstIndex > 0) {
       firstIndex--;
     }
-    const invalidSymbols = [];
-    const lastInvestments: { [symbol: string]: Big } = {};
-    const lastQuantities: { [symbol: string]: Big } = {};
-    const lastFees: { [symbol: string]: Big } = {};
     const initialValues: { [symbol: string]: Big } = {};
 
-    for (let i = firstIndex; i < this.transactionPoints.length; i++) {
-      const currentDate =
-        i === firstIndex ? startString : this.transactionPoints[i].date;
-      const nextDate =
-        i + 1 < this.transactionPoints.length
-          ? this.transactionPoints[i + 1].date
-          : todayString;
-
-      const items = this.transactionPoints[i].items;
-      for (const item of items) {
-        if (!marketSymbolMap[nextDate]?.[item.symbol]) {
-          invalidSymbols.push(item.symbol);
-          hasErrors = true;
-          Logger.warn(
-            `Missing value for symbol ${item.symbol} at ${nextDate}`,
-            'PortfolioCalculator'
-          );
-          continue;
-        }
-        let lastInvestment: Big = new Big(0);
-        let lastQuantity: Big = item.quantity;
-        if (lastInvestments[item.symbol] && lastQuantities[item.symbol]) {
-          lastInvestment = item.investment.minus(lastInvestments[item.symbol]);
-          lastQuantity = lastQuantities[item.symbol];
-        }
-
-        const itemValue = marketSymbolMap[currentDate]?.[item.symbol];
-        let initialValue = itemValue?.mul(lastQuantity);
-        let investedValue = itemValue?.mul(item.quantity);
-        const isFirstOrderAndIsStartBeforeCurrentDate =
-          i === firstIndex &&
-          isBefore(parseDate(this.transactionPoints[i].date), start);
-        const lastFee: Big = lastFees[item.symbol] ?? new Big(0);
-        const fee = isFirstOrderAndIsStartBeforeCurrentDate
-          ? new Big(0)
-          : item.fee.minus(lastFee);
-        if (!isAfter(parseDate(currentDate), parseDate(item.firstBuyDate))) {
-          initialValue = item.investment;
-          investedValue = item.investment;
-        }
-        if (i === firstIndex || !initialValues[item.symbol]) {
-          initialValues[item.symbol] = initialValue;
-        }
-        if (!item.quantity.eq(0)) {
-          if (!initialValue) {
-            invalidSymbols.push(item.symbol);
-            hasErrors = true;
-            Logger.warn(
-              `Missing value for symbol ${item.symbol} at ${currentDate}`,
-              'PortfolioCalculator'
-            );
-            continue;
-          }
-
-          const cashFlow = lastInvestment;
-          const endValue = marketSymbolMap[nextDate][item.symbol].mul(
-            item.quantity
-          );
-
-          const holdingPeriodReturn = endValue.div(initialValue.plus(cashFlow));
-          holdingPeriodReturns[item.symbol] = (
-            holdingPeriodReturns[item.symbol] ?? new Big(1)
-          ).mul(holdingPeriodReturn);
-          grossPerformance[item.symbol] = (
-            grossPerformance[item.symbol] ?? new Big(0)
-          ).plus(endValue.minus(investedValue));
-
-          const netHoldingPeriodReturn = endValue.div(
-            initialValue.plus(cashFlow).plus(fee)
-          );
-          netHoldingPeriodReturns[item.symbol] = (
-            netHoldingPeriodReturns[item.symbol] ?? new Big(1)
-          ).mul(netHoldingPeriodReturn);
-          netPerformance[item.symbol] = (
-            netPerformance[item.symbol] ?? new Big(0)
-          ).plus(endValue.minus(investedValue).minus(fee));
-        }
-        lastInvestments[item.symbol] = item.investment;
-        lastQuantities[item.symbol] = item.quantity;
-        lastFees[item.symbol] = item.fee;
-      }
-    }
-
     const positions: TimelinePosition[] = [];
+    let hasAnySymbolMetricsErrors = false;
+
+    const errors: ResponseError['errors'] = [];
 
     for (const item of lastTransactionPoint.items) {
       const marketValue = marketSymbolMap[todayString]?.[item.symbol];
-      const isValid = invalidSymbols.indexOf(item.symbol) === -1;
+
+      const {
+        grossPerformance,
+        grossPerformancePercentage,
+        hasErrors,
+        initialValue,
+        netPerformance,
+        netPerformancePercentage
+      } = this.getSymbolMetrics({
+        marketSymbolMap,
+        start,
+        symbol: item.symbol
+      });
+
+      hasAnySymbolMetricsErrors = hasAnySymbolMetricsErrors || hasErrors;
+      initialValues[item.symbol] = initialValue;
+
       positions.push({
         averagePrice: item.quantity.eq(0)
           ? new Big(0)
@@ -320,31 +276,33 @@ export class PortfolioCalculator {
         currency: item.currency,
         dataSource: item.dataSource,
         firstBuyDate: item.firstBuyDate,
-        grossPerformance: isValid
-          ? grossPerformance[item.symbol] ?? null
+        grossPerformance: !hasErrors ? grossPerformance ?? null : null,
+        grossPerformancePercentage: !hasErrors
+          ? grossPerformancePercentage ?? null
           : null,
-        grossPerformancePercentage:
-          isValid && holdingPeriodReturns[item.symbol]
-            ? holdingPeriodReturns[item.symbol].minus(1)
-            : null,
         investment: item.investment,
         marketPrice: marketValue?.toNumber() ?? null,
-        netPerformance: isValid ? netPerformance[item.symbol] ?? null : null,
-        netPerformancePercentage:
-          isValid && netHoldingPeriodReturns[item.symbol]
-            ? netHoldingPeriodReturns[item.symbol].minus(1)
-            : null,
+        netPerformance: !hasErrors ? netPerformance ?? null : null,
+        netPerformancePercentage: !hasErrors
+          ? netPerformancePercentage ?? null
+          : null,
         quantity: item.quantity,
         symbol: item.symbol,
         transactionCount: item.transactionCount
       });
+
+      if (hasErrors) {
+        errors.push({ dataSource: item.dataSource, symbol: item.symbol });
+      }
     }
+
     const overall = this.calculateOverallPerformance(positions, initialValues);
 
     return {
       ...overall,
+      errors,
       positions,
-      hasErrors: hasErrors || overall.hasErrors
+      hasErrors: hasAnySymbolMetricsErrors || overall.hasErrors
     };
   }
 
@@ -462,20 +420,16 @@ export class PortfolioCalculator {
 
   private calculateOverallPerformance(
     positions: TimelinePosition[],
-    initialValues: { [p: string]: Big }
+    initialValues: { [symbol: string]: Big }
   ) {
-    let hasErrors = false;
     let currentValue = new Big(0);
-    let totalInvestment = new Big(0);
     let grossPerformance = new Big(0);
     let grossPerformancePercentage = new Big(0);
+    let hasErrors = false;
     let netPerformance = new Big(0);
     let netPerformancePercentage = new Big(0);
-    let completeInitialValue = new Big(0);
-    let netAnnualizedPerformance = new Big(0);
-
-    // use Date.now() to use the mock for today
-    const today = new Date(Date.now());
+    let sumOfWeights = new Big(0);
+    let totalInvestment = new Big(0);
 
     for (const currentPosition of positions) {
       if (currentPosition.marketPrice) {
@@ -485,36 +439,34 @@ export class PortfolioCalculator {
       } else {
         hasErrors = true;
       }
+
       totalInvestment = totalInvestment.plus(currentPosition.investment);
+
       if (currentPosition.grossPerformance) {
         grossPerformance = grossPerformance.plus(
           currentPosition.grossPerformance
         );
+
         netPerformance = netPerformance.plus(currentPosition.netPerformance);
       } else if (!currentPosition.quantity.eq(0)) {
         hasErrors = true;
       }
 
-      if (
-        currentPosition.grossPerformancePercentage &&
-        initialValues[currentPosition.symbol]
-      ) {
-        const currentInitialValue = initialValues[currentPosition.symbol];
-        completeInitialValue = completeInitialValue.plus(currentInitialValue);
+      if (currentPosition.grossPerformancePercentage) {
+        // Use the average from the initial value and the current investment as
+        // a weight
+        const weight = (initialValues[currentPosition.symbol] ?? new Big(0))
+          .plus(currentPosition.investment)
+          .div(2);
+
+        sumOfWeights = sumOfWeights.plus(weight);
+
         grossPerformancePercentage = grossPerformancePercentage.plus(
-          currentPosition.grossPerformancePercentage.mul(currentInitialValue)
-        );
-        netAnnualizedPerformance = netAnnualizedPerformance.plus(
-          this.getAnnualizedPerformancePercent({
-            daysInMarket: differenceInDays(
-              today,
-              parseDate(currentPosition.firstBuyDate)
-            ),
-            netPerformancePercent: currentPosition.netPerformancePercentage
-          }).mul(currentInitialValue)
+          currentPosition.grossPerformancePercentage.mul(weight)
         );
+
         netPerformancePercentage = netPerformancePercentage.plus(
-          currentPosition.netPerformancePercentage.mul(currentInitialValue)
+          currentPosition.netPerformancePercentage.mul(weight)
         );
       } else if (!currentPosition.quantity.eq(0)) {
         Logger.warn(
@@ -525,13 +477,12 @@ export class PortfolioCalculator {
       }
     }
 
-    if (!completeInitialValue.eq(0)) {
-      grossPerformancePercentage =
-        grossPerformancePercentage.div(completeInitialValue);
-      netPerformancePercentage =
-        netPerformancePercentage.div(completeInitialValue);
-      netAnnualizedPerformance =
-        netAnnualizedPerformance.div(completeInitialValue);
+    if (sumOfWeights.gt(0)) {
+      grossPerformancePercentage = grossPerformancePercentage.div(sumOfWeights);
+      netPerformancePercentage = netPerformancePercentage.div(sumOfWeights);
+    } else {
+      grossPerformancePercentage = new Big(0);
+      netPerformancePercentage = new Big(0);
     }
 
     return {
@@ -539,7 +490,6 @@ export class PortfolioCalculator {
       grossPerformance,
       grossPerformancePercentage,
       hasErrors,
-      netAnnualizedPerformance,
       netPerformance,
       netPerformancePercentage,
       totalInvestment
@@ -693,6 +643,356 @@ export class PortfolioCalculator {
     }
   }
 
+  private getSymbolMetrics({
+    marketSymbolMap,
+    start,
+    symbol
+  }: {
+    marketSymbolMap: {
+      [date: string]: { [symbol: string]: Big };
+    };
+    start: Date;
+    symbol: string;
+  }) {
+    let orders: PortfolioOrderItem[] = this.orders.filter((order) => {
+      return order.symbol === symbol;
+    });
+
+    if (orders.length <= 0) {
+      return {
+        hasErrors: false,
+        initialValue: new Big(0),
+        netPerformance: new Big(0),
+        netPerformancePercentage: new Big(0),
+        grossPerformance: new Big(0),
+        grossPerformancePercentage: new Big(0)
+      };
+    }
+
+    const dateOfFirstTransaction = new Date(first(orders).date);
+    const endDate = new Date(Date.now());
+
+    const unitPriceAtStartDate =
+      marketSymbolMap[format(start, DATE_FORMAT)]?.[symbol];
+
+    const unitPriceAtEndDate =
+      marketSymbolMap[format(endDate, DATE_FORMAT)]?.[symbol];
+
+    if (
+      !unitPriceAtEndDate ||
+      (!unitPriceAtStartDate && isBefore(dateOfFirstTransaction, start))
+    ) {
+      return {
+        hasErrors: true,
+        initialValue: new Big(0),
+        netPerformance: new Big(0),
+        netPerformancePercentage: new Big(0),
+        grossPerformance: new Big(0),
+        grossPerformancePercentage: new Big(0)
+      };
+    }
+
+    let averagePriceAtEndDate = new Big(0);
+    let averagePriceAtStartDate = new Big(0);
+    let feesAtStartDate = new Big(0);
+    let fees = new Big(0);
+    let grossPerformance = new Big(0);
+    let grossPerformanceAtStartDate = new Big(0);
+    let grossPerformanceFromSells = new Big(0);
+    let initialValue: Big;
+    let investmentAtStartDate: Big;
+    let lastAveragePrice = new Big(0);
+    let lastTransactionInvestment = new Big(0);
+    let lastValueOfInvestmentBeforeTransaction = new Big(0);
+    let maxTotalInvestment = new Big(0);
+    let timeWeightedGrossPerformancePercentage = new Big(1);
+    let timeWeightedNetPerformancePercentage = new Big(1);
+    let totalInvestment = new Big(0);
+    let totalInvestmentWithGrossPerformanceFromSell = new Big(0);
+    let totalUnits = new Big(0);
+    let valueAtStartDate: Big;
+
+    // Add a synthetic order at the start and the end date
+    orders.push({
+      symbol,
+      currency: null,
+      date: format(start, DATE_FORMAT),
+      dataSource: null,
+      fee: new Big(0),
+      itemType: 'start',
+      name: '',
+      quantity: new Big(0),
+      type: TypeOfOrder.BUY,
+      unitPrice: unitPriceAtStartDate
+    });
+
+    orders.push({
+      symbol,
+      currency: null,
+      date: format(endDate, DATE_FORMAT),
+      dataSource: null,
+      fee: new Big(0),
+      itemType: 'end',
+      name: '',
+      quantity: new Big(0),
+      type: TypeOfOrder.BUY,
+      unitPrice: unitPriceAtEndDate
+    });
+
+    // Sort orders so that the start and end placeholder order are at the right
+    // position
+    orders = sortBy(orders, (order) => {
+      let sortIndex = new Date(order.date);
+
+      if (order.itemType === 'start') {
+        sortIndex = addMilliseconds(sortIndex, -1);
+      }
+
+      if (order.itemType === 'end') {
+        sortIndex = addMilliseconds(sortIndex, 1);
+      }
+
+      return sortIndex.getTime();
+    });
+
+    const indexOfStartOrder = orders.findIndex((order) => {
+      return order.itemType === 'start';
+    });
+
+    const indexOfEndOrder = orders.findIndex((order) => {
+      return order.itemType === 'end';
+    });
+
+    for (let i = 0; i < orders.length; i += 1) {
+      const order = orders[i];
+
+      if (order.itemType === 'start') {
+        // Take the unit price of the order as the market price if there are no
+        // orders of this symbol before the start date
+        order.unitPrice =
+          indexOfStartOrder === 0
+            ? orders[i + 1]?.unitPrice
+            : unitPriceAtStartDate;
+      }
+
+      // Calculate the average start price as soon as any units are held
+      if (
+        averagePriceAtStartDate.eq(0) &&
+        i >= indexOfStartOrder &&
+        totalUnits.gt(0)
+      ) {
+        averagePriceAtStartDate = totalInvestment.div(totalUnits);
+      }
+
+      const valueOfInvestmentBeforeTransaction = totalUnits.mul(
+        order.unitPrice
+      );
+
+      if (!investmentAtStartDate && i >= indexOfStartOrder) {
+        investmentAtStartDate = totalInvestment ?? new Big(0);
+        valueAtStartDate = valueOfInvestmentBeforeTransaction;
+      }
+
+      const transactionInvestment = order.quantity
+        .mul(order.unitPrice)
+        .mul(this.getFactor(order.type));
+
+      totalInvestment = totalInvestment.plus(transactionInvestment);
+
+      if (i >= indexOfStartOrder && totalInvestment.gt(maxTotalInvestment)) {
+        maxTotalInvestment = totalInvestment;
+      }
+
+      if (i === indexOfEndOrder && totalUnits.gt(0)) {
+        averagePriceAtEndDate = totalInvestment.div(totalUnits);
+      }
+
+      if (i >= indexOfStartOrder && !initialValue) {
+        if (
+          i === indexOfStartOrder &&
+          !valueOfInvestmentBeforeTransaction.eq(0)
+        ) {
+          initialValue = valueOfInvestmentBeforeTransaction;
+        } else if (transactionInvestment.gt(0)) {
+          initialValue = transactionInvestment;
+        }
+      }
+
+      fees = fees.plus(order.fee);
+
+      totalUnits = totalUnits.plus(
+        order.quantity.mul(this.getFactor(order.type))
+      );
+
+      const valueOfInvestment = totalUnits.mul(order.unitPrice);
+
+      const grossPerformanceFromSell =
+        order.type === TypeOfOrder.SELL
+          ? order.unitPrice.minus(lastAveragePrice).mul(order.quantity)
+          : new Big(0);
+
+      grossPerformanceFromSells = grossPerformanceFromSells.plus(
+        grossPerformanceFromSell
+      );
+
+      totalInvestmentWithGrossPerformanceFromSell =
+        totalInvestmentWithGrossPerformanceFromSell
+          .plus(transactionInvestment)
+          .plus(grossPerformanceFromSell);
+
+      lastAveragePrice = totalUnits.eq(0)
+        ? new Big(0)
+        : totalInvestmentWithGrossPerformanceFromSell.div(totalUnits);
+
+      const newGrossPerformance = valueOfInvestment
+        .minus(totalInvestmentWithGrossPerformanceFromSell)
+        .plus(grossPerformanceFromSells);
+
+      if (
+        i > indexOfStartOrder &&
+        !lastValueOfInvestmentBeforeTransaction
+          .plus(lastTransactionInvestment)
+          .eq(0)
+      ) {
+        const grossHoldingPeriodReturn = valueOfInvestmentBeforeTransaction
+          .minus(
+            lastValueOfInvestmentBeforeTransaction.plus(
+              lastTransactionInvestment
+            )
+          )
+          .div(
+            lastValueOfInvestmentBeforeTransaction.plus(
+              lastTransactionInvestment
+            )
+          );
+
+        timeWeightedGrossPerformancePercentage =
+          timeWeightedGrossPerformancePercentage.mul(
+            new Big(1).plus(grossHoldingPeriodReturn)
+          );
+
+        const netHoldingPeriodReturn = valueOfInvestmentBeforeTransaction
+          .minus(fees.minus(feesAtStartDate))
+          .minus(
+            lastValueOfInvestmentBeforeTransaction.plus(
+              lastTransactionInvestment
+            )
+          )
+          .div(
+            lastValueOfInvestmentBeforeTransaction.plus(
+              lastTransactionInvestment
+            )
+          );
+
+        timeWeightedNetPerformancePercentage =
+          timeWeightedNetPerformancePercentage.mul(
+            new Big(1).plus(netHoldingPeriodReturn)
+          );
+      }
+
+      grossPerformance = newGrossPerformance;
+
+      lastTransactionInvestment = transactionInvestment;
+
+      lastValueOfInvestmentBeforeTransaction =
+        valueOfInvestmentBeforeTransaction;
+
+      if (order.itemType === 'start') {
+        feesAtStartDate = fees;
+        grossPerformanceAtStartDate = grossPerformance;
+      }
+    }
+
+    timeWeightedGrossPerformancePercentage =
+      timeWeightedGrossPerformancePercentage.minus(1);
+
+    timeWeightedNetPerformancePercentage =
+      timeWeightedNetPerformancePercentage.minus(1);
+
+    const totalGrossPerformance = grossPerformance.minus(
+      grossPerformanceAtStartDate
+    );
+
+    const totalNetPerformance = grossPerformance
+      .minus(grossPerformanceAtStartDate)
+      .minus(fees.minus(feesAtStartDate));
+
+    const maxInvestmentBetweenStartAndEndDate = valueAtStartDate.plus(
+      maxTotalInvestment.minus(investmentAtStartDate)
+    );
+
+    const grossPerformancePercentage =
+      PortfolioCalculator.CALCULATE_PERCENTAGE_PERFORMANCE_WITH_MAX_INVESTMENT ||
+      averagePriceAtStartDate.eq(0) ||
+      averagePriceAtEndDate.eq(0) ||
+      orders[indexOfStartOrder].unitPrice.eq(0)
+        ? maxInvestmentBetweenStartAndEndDate.gt(0)
+          ? totalGrossPerformance.div(maxInvestmentBetweenStartAndEndDate)
+          : new Big(0)
+        : // This formula has the issue that buying more units with a price
+          // lower than the average buying price results in a positive
+          // performance even if the market price stays constant
+          unitPriceAtEndDate
+            .div(averagePriceAtEndDate)
+            .div(
+              orders[indexOfStartOrder].unitPrice.div(averagePriceAtStartDate)
+            )
+            .minus(1);
+
+    const feesPerUnit = totalUnits.gt(0)
+      ? fees.minus(feesAtStartDate).div(totalUnits)
+      : new Big(0);
+
+    const netPerformancePercentage =
+      PortfolioCalculator.CALCULATE_PERCENTAGE_PERFORMANCE_WITH_MAX_INVESTMENT ||
+      averagePriceAtStartDate.eq(0) ||
+      averagePriceAtEndDate.eq(0) ||
+      orders[indexOfStartOrder].unitPrice.eq(0)
+        ? maxInvestmentBetweenStartAndEndDate.gt(0)
+          ? totalNetPerformance.div(maxInvestmentBetweenStartAndEndDate)
+          : new Big(0)
+        : // This formula has the issue that buying more units with a price
+          // lower than the average buying price results in a positive
+          // performance even if the market price stays constant
+          unitPriceAtEndDate
+            .minus(feesPerUnit)
+            .div(averagePriceAtEndDate)
+            .div(
+              orders[indexOfStartOrder].unitPrice.div(averagePriceAtStartDate)
+            )
+            .minus(1);
+
+    if (PortfolioCalculator.ENABLE_LOGGING) {
+      console.log(
+        `
+        ${symbol}
+        Unit price: ${orders[indexOfStartOrder].unitPrice.toFixed(
+          2
+        )} -> ${unitPriceAtEndDate.toFixed(2)}
+        Average price: ${averagePriceAtStartDate.toFixed(
+          2
+        )} -> ${averagePriceAtEndDate.toFixed(2)}
+        Max. total investment: ${maxTotalInvestment.toFixed(2)}
+        Gross performance: ${totalGrossPerformance.toFixed(
+          2
+        )} / ${grossPerformancePercentage.mul(100).toFixed(2)}%
+        Fees per unit: ${feesPerUnit.toFixed(2)}
+        Net performance: ${totalNetPerformance.toFixed(
+          2
+        )} / ${netPerformancePercentage.mul(100).toFixed(2)}%`
+      );
+    }
+
+    return {
+      initialValue,
+      grossPerformancePercentage,
+      netPerformancePercentage,
+      hasErrors: totalUnits.gt(0) && (!initialValue || !unitPriceAtEndDate),
+      netPerformance: totalNetPerformance,
+      grossPerformance: totalGrossPerformance
+    };
+  }
+
   private isNextItemActive(
     timelineSpecification: TimelineSpecification[],
     currentDate: Date,

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

@@ -1,26 +0,0 @@
-import type { RequestWithUser } from '@ghostfolio/common/types';
-import { Inject, Injectable } from '@nestjs/common';
-import { REQUEST } from '@nestjs/core';
-
-import { PortfolioService } from './portfolio.service';
-import { PortfolioServiceNew } from './portfolio.service-new';
-
-@Injectable()
-export class PortfolioServiceStrategy {
-  public constructor(
-    private readonly portfolioService: PortfolioService,
-    private readonly portfolioServiceNew: PortfolioServiceNew,
-    @Inject(REQUEST) private readonly request: RequestWithUser
-  ) {}
-
-  public get(newCalculationEngine?: boolean) {
-    if (
-      newCalculationEngine ||
-      this.request.user?.Settings?.settings?.['isNewCalculationEngine'] === true
-    ) {
-      return this.portfolioServiceNew;
-    }
-
-    return this.portfolioService;
-  }
-}

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

@@ -38,7 +38,7 @@ import { StatusCodes, getReasonPhrase } from 'http-status-codes';
 
 import { PortfolioPositionDetail } from './interfaces/portfolio-position-detail.interface';
 import { PortfolioPositions } from './interfaces/portfolio-positions.interface';
-import { PortfolioServiceStrategy } from './portfolio-service.strategy';
+import { PortfolioService } from './portfolio.service';
 
 @Controller('portfolio')
 export class PortfolioController {
@@ -46,7 +46,7 @@ export class PortfolioController {
     private readonly accessService: AccessService,
     private readonly configurationService: ConfigurationService,
     private readonly exchangeRateDataService: ExchangeRateDataService,
-    private readonly portfolioServiceStrategy: PortfolioServiceStrategy,
+    private readonly portfolioService: PortfolioService,
     @Inject(REQUEST) private readonly request: RequestWithUser,
     private readonly userService: UserService
   ) {}
@@ -57,9 +57,10 @@ export class PortfolioController {
     @Headers('impersonation-id') impersonationId: string,
     @Query('range') range
   ): Promise<PortfolioChart> {
-    const historicalDataContainer = await this.portfolioServiceStrategy
-      .get()
-      .getChart(impersonationId, range);
+    const historicalDataContainer = await this.portfolioService.getChart(
+      impersonationId,
+      range
+    );
 
     let chartData = historicalDataContainer.items;
 
@@ -106,22 +107,14 @@ export class PortfolioController {
     @Headers('impersonation-id') impersonationId: string,
     @Query('range') range
   ): Promise<PortfolioDetails & { hasError: boolean }> {
-    if (
-      this.configurationService.get('ENABLE_FEATURE_SUBSCRIPTION') &&
-      this.request.user.subscription.type === 'Basic'
-    ) {
-      throw new HttpException(
-        getReasonPhrase(StatusCodes.FORBIDDEN),
-        StatusCodes.FORBIDDEN
-      );
-    }
-
     let hasError = false;
 
     const { accounts, holdings, hasErrors } =
-      await this.portfolioServiceStrategy
-        .get(true)
-        .getDetails(impersonationId, this.request.user.id, range);
+      await this.portfolioService.getDetails(
+        impersonationId,
+        this.request.user.id,
+        range
+      );
 
     if (hasErrors || hasNotDefinedValuesInObject(holdings)) {
       hasError = true;
@@ -162,7 +155,11 @@ export class PortfolioController {
       }
     }
 
-    return { accounts, hasError, holdings };
+    const isBasicUser =
+      this.configurationService.get('ENABLE_FEATURE_SUBSCRIPTION') &&
+      this.request.user.subscription.type === 'Basic';
+
+    return { accounts, hasError, holdings: isBasicUser ? {} : holdings };
   }
 
   @Get('investments')
@@ -180,9 +177,9 @@ export class PortfolioController {
       );
     }
 
-    let investments = await this.portfolioServiceStrategy
-      .get()
-      .getInvestments(impersonationId);
+    let investments = await this.portfolioService.getInvestments(
+      impersonationId
+    );
 
     if (
       impersonationId ||
@@ -209,9 +206,10 @@ export class PortfolioController {
     @Headers('impersonation-id') impersonationId: string,
     @Query('range') range
   ): Promise<PortfolioPerformanceResponse> {
-    const performanceInformation = await this.portfolioServiceStrategy
-      .get()
-      .getPerformance(impersonationId, range);
+    const performanceInformation = await this.portfolioService.getPerformance(
+      impersonationId,
+      range
+    );
 
     if (
       impersonationId ||
@@ -234,9 +232,10 @@ export class PortfolioController {
     @Headers('impersonation-id') impersonationId: string,
     @Query('range') range
   ): Promise<PortfolioPositions> {
-    const result = await this.portfolioServiceStrategy
-      .get()
-      .getPositions(impersonationId, range);
+    const result = await this.portfolioService.getPositions(
+      impersonationId,
+      range
+    );
 
     if (
       impersonationId ||
@@ -276,9 +275,10 @@ export class PortfolioController {
       hasDetails = user.subscription.type === 'Premium';
     }
 
-    const { holdings } = await this.portfolioServiceStrategy
-      .get(true)
-      .getDetails(access.userId, access.userId);
+    const { holdings } = await this.portfolioService.getDetails(
+      access.userId,
+      access.userId
+    );
 
     const portfolioPublicDetails: PortfolioPublicDetails = {
       hasDetails,
@@ -330,9 +330,7 @@ export class PortfolioController {
       );
     }
 
-    let summary = await this.portfolioServiceStrategy
-      .get()
-      .getSummary(impersonationId);
+    let summary = await this.portfolioService.getSummary(impersonationId);
 
     if (
       impersonationId ||
@@ -366,9 +364,11 @@ export class PortfolioController {
     @Param('dataSource') dataSource,
     @Param('symbol') symbol
   ): Promise<PortfolioPositionDetail> {
-    let position = await this.portfolioServiceStrategy
-      .get()
-      .getPosition(dataSource, impersonationId, symbol);
+    let position = await this.portfolioService.getPosition(
+      dataSource,
+      impersonationId,
+      symbol
+    );
 
     if (position) {
       if (
@@ -409,6 +409,6 @@ export class PortfolioController {
       );
     }
 
-    return await this.portfolioServiceStrategy.get().getReport(impersonationId);
+    return await this.portfolioService.getReport(impersonationId);
   }
 }

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

@@ -13,15 +13,13 @@ import { SymbolProfileModule } from '@ghostfolio/api/services/symbol-profile.mod
 import { Module } from '@nestjs/common';
 
 import { CurrentRateService } from './current-rate.service';
-import { PortfolioServiceStrategy } from './portfolio-service.strategy';
 import { PortfolioController } from './portfolio.controller';
 import { PortfolioService } from './portfolio.service';
-import { PortfolioServiceNew } from './portfolio.service-new';
 import { RulesService } from './rules.service';
 
 @Module({
   controllers: [PortfolioController],
-  exports: [PortfolioServiceStrategy],
+  exports: [PortfolioService],
   imports: [
     AccessModule,
     ConfigurationModule,
@@ -39,8 +37,6 @@ import { RulesService } from './rules.service';
     AccountService,
     CurrentRateService,
     PortfolioService,
-    PortfolioServiceNew,
-    PortfolioServiceStrategy,
     RulesService
   ]
 })

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

@@ -5,7 +5,6 @@ import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.s
 import { PortfolioOrder } from '@ghostfolio/api/app/portfolio/interfaces/portfolio-order.interface';
 import { TimelineSpecification } from '@ghostfolio/api/app/portfolio/interfaces/timeline-specification.interface';
 import { TransactionPoint } from '@ghostfolio/api/app/portfolio/interfaces/transaction-point.interface';
-import { PortfolioCalculator } from '@ghostfolio/api/app/portfolio/portfolio-calculator';
 import { UserSettings } from '@ghostfolio/api/app/user/interfaces/user-settings.interface';
 import { UserService } from '@ghostfolio/api/app/user/user.service';
 import { AccountClusterRiskCurrentInvestment } from '@ghostfolio/api/models/rules/account-cluster-risk/current-investment';
@@ -41,6 +40,7 @@ import { InvestmentItem } from '@ghostfolio/common/interfaces/investment-item.in
 import type {
   AccountWithValue,
   DateRange,
+  Market,
   OrderWithAccount,
   RequestWithUser
 } from '@ghostfolio/common/types';
@@ -49,6 +49,7 @@ import { REQUEST } from '@nestjs/core';
 import { AssetClass, DataSource, Type as TypeOfOrder } from '@prisma/client';
 import Big from 'big.js';
 import {
+  differenceInDays,
   endOfToday,
   format,
   isAfter,
@@ -68,8 +69,12 @@ import {
   HistoricalDataItem,
   PortfolioPositionDetail
 } from './interfaces/portfolio-position-detail.interface';
+import { PortfolioCalculator } from './portfolio-calculator';
 import { RulesService } from './rules.service';
 
+const developedMarkets = require('../../assets/countries/developed-markets.json');
+const emergingMarkets = require('../../assets/countries/emerging-markets.json');
+
 @Injectable()
 export class PortfolioService {
   public constructor(
@@ -159,15 +164,18 @@ export class PortfolioService {
   ): Promise<InvestmentItem[]> {
     const userId = await this.getUserId(aImpersonationId, this.request.user.id);
 
-    const portfolioCalculator = new PortfolioCalculator(
-      this.currentRateService,
-      this.request.user.Settings.currency
-    );
+    const { portfolioOrders, transactionPoints } =
+      await this.getTransactionPoints({
+        userId,
+        includeDrafts: true
+      });
 
-    const { transactionPoints } = await this.getTransactionPoints({
-      userId,
-      includeDrafts: true
+    const portfolioCalculator = new PortfolioCalculator({
+      currency: this.request.user.Settings.currency,
+      currentRateService: this.currentRateService,
+      orders: portfolioOrders
     });
+
     portfolioCalculator.setTransactionPoints(transactionPoints);
     if (transactionPoints.length === 0) {
       return [];
@@ -208,12 +216,17 @@ export class PortfolioService {
   ): Promise<HistoricalDataContainer> {
     const userId = await this.getUserId(aImpersonationId, this.request.user.id);
 
-    const portfolioCalculator = new PortfolioCalculator(
-      this.currentRateService,
-      this.request.user.Settings.currency
-    );
+    const { portfolioOrders, transactionPoints } =
+      await this.getTransactionPoints({
+        userId
+      });
+
+    const portfolioCalculator = new PortfolioCalculator({
+      currency: this.request.user.Settings.currency,
+      currentRateService: this.currentRateService,
+      orders: portfolioOrders
+    });
 
-    const { transactionPoints } = await this.getTransactionPoints({ userId });
     portfolioCalculator.setTransactionPoints(transactionPoints);
     if (transactionPoints.length === 0) {
       return {
@@ -302,13 +315,16 @@ export class PortfolioService {
       this.request.user?.Settings?.currency ??
       user.Settings?.currency ??
       baseCurrency;
-    const portfolioCalculator = new PortfolioCalculator(
-      this.currentRateService,
-      userCurrency
-    );
 
-    const { orders, transactionPoints } = await this.getTransactionPoints({
-      userId
+    const { orders, portfolioOrders, transactionPoints } =
+      await this.getTransactionPoints({
+        userId
+      });
+
+    const portfolioCalculator = new PortfolioCalculator({
+      currency: userCurrency,
+      currentRateService: this.currentRateService,
+      orders: portfolioOrders
     });
 
     portfolioCalculator.setTransactionPoints(transactionPoints);
@@ -368,7 +384,31 @@ export class PortfolioService {
       const value = item.quantity.mul(item.marketPrice);
       const symbolProfile = symbolProfileMap[item.symbol];
       const dataProviderResponse = dataProviderResponses[item.symbol];
+
+      const markets: { [key in Market]: number } = {
+        developedMarkets: 0,
+        emergingMarkets: 0,
+        otherMarkets: 0
+      };
+
+      for (const country of symbolProfile.countries) {
+        if (developedMarkets.includes(country.code)) {
+          markets.developedMarkets = new Big(markets.developedMarkets)
+            .plus(country.weight)
+            .toNumber();
+        } else if (emergingMarkets.includes(country.code)) {
+          markets.emergingMarkets = new Big(markets.emergingMarkets)
+            .plus(country.weight)
+            .toNumber();
+        } else {
+          markets.otherMarkets = new Big(markets.otherMarkets)
+            .plus(country.weight)
+            .toNumber();
+        }
+      }
+
       holdings[item.symbol] = {
+        markets,
         allocationCurrent: value.div(totalValue).toNumber(),
         allocationInvestment: item.investment.div(totalInvestment).toNumber(),
         assetClass: symbolProfile.assetClass,
@@ -474,11 +514,13 @@ export class PortfolioService {
         unitPrice: new Big(order.unitPrice)
       }));
 
-    const portfolioCalculator = new PortfolioCalculator(
-      this.currentRateService,
-      positionCurrency
-    );
-    portfolioCalculator.computeTransactionPoints(portfolioOrders);
+    const portfolioCalculator = new PortfolioCalculator({
+      currency: positionCurrency,
+      currentRateService: this.currentRateService,
+      orders: portfolioOrders
+    });
+
+    portfolioCalculator.computeTransactionPoints();
     const transactionPoints = portfolioCalculator.getTransactionPoints();
 
     const portfolioStart = parseDate(transactionPoints[0].date);
@@ -657,12 +699,16 @@ export class PortfolioService {
   ): Promise<{ hasErrors: boolean; positions: Position[] }> {
     const userId = await this.getUserId(aImpersonationId, this.request.user.id);
 
-    const portfolioCalculator = new PortfolioCalculator(
-      this.currentRateService,
-      this.request.user.Settings.currency
-    );
+    const { portfolioOrders, transactionPoints } =
+      await this.getTransactionPoints({
+        userId
+      });
 
-    const { transactionPoints } = await this.getTransactionPoints({ userId });
+    const portfolioCalculator = new PortfolioCalculator({
+      currency: this.request.user.Settings.currency,
+      currentRateService: this.currentRateService,
+      orders: portfolioOrders
+    });
 
     if (transactionPoints?.length <= 0) {
       return {
@@ -730,18 +776,21 @@ export class PortfolioService {
   ): Promise<PortfolioPerformanceResponse> {
     const userId = await this.getUserId(aImpersonationId, this.request.user.id);
 
-    const portfolioCalculator = new PortfolioCalculator(
-      this.currentRateService,
-      this.request.user.Settings.currency
-    );
+    const { portfolioOrders, transactionPoints } =
+      await this.getTransactionPoints({
+        userId
+      });
 
-    const { transactionPoints } = await this.getTransactionPoints({ userId });
+    const portfolioCalculator = new PortfolioCalculator({
+      currency: this.request.user.Settings.currency,
+      currentRateService: this.currentRateService,
+      orders: portfolioOrders
+    });
 
     if (transactionPoints?.length <= 0) {
       return {
         hasErrors: false,
         performance: {
-          annualizedPerformancePercent: 0,
           currentGrossPerformance: 0,
           currentGrossPerformancePercent: 0,
           currentNetPerformance: 0,
@@ -760,26 +809,34 @@ export class PortfolioService {
     );
 
     const hasErrors = currentPositions.hasErrors;
-    const annualizedPerformancePercent =
-      currentPositions.netAnnualizedPerformance.toNumber();
     const currentValue = currentPositions.currentValue.toNumber();
-    const currentGrossPerformance =
-      currentPositions.grossPerformance.toNumber();
-    const currentGrossPerformancePercent =
-      currentPositions.grossPerformancePercentage.toNumber();
-    const currentNetPerformance = currentPositions.netPerformance.toNumber();
-    const currentNetPerformancePercent =
-      currentPositions.netPerformancePercentage.toNumber();
+    const currentGrossPerformance = currentPositions.grossPerformance;
+    let currentGrossPerformancePercent =
+      currentPositions.grossPerformancePercentage;
+    const currentNetPerformance = currentPositions.netPerformance;
+    let currentNetPerformancePercent =
+      currentPositions.netPerformancePercentage;
+
+    if (currentGrossPerformance.mul(currentGrossPerformancePercent).lt(0)) {
+      // If algebraic sign is different, harmonize it
+      currentGrossPerformancePercent = currentGrossPerformancePercent.mul(-1);
+    }
+
+    if (currentNetPerformance.mul(currentNetPerformancePercent).lt(0)) {
+      // If algebraic sign is different, harmonize it
+      currentNetPerformancePercent = currentNetPerformancePercent.mul(-1);
+    }
 
     return {
+      errors: currentPositions.errors,
       hasErrors: currentPositions.hasErrors || hasErrors,
       performance: {
-        annualizedPerformancePercent,
-        currentGrossPerformance,
-        currentGrossPerformancePercent,
-        currentNetPerformance,
-        currentNetPerformancePercent,
-        currentValue
+        currentValue,
+        currentGrossPerformance: currentGrossPerformance.toNumber(),
+        currentGrossPerformancePercent:
+          currentGrossPerformancePercent.toNumber(),
+        currentNetPerformance: currentNetPerformance.toNumber(),
+        currentNetPerformancePercent: currentNetPerformancePercent.toNumber()
       }
     };
   }
@@ -788,9 +845,10 @@ export class PortfolioService {
     const currency = this.request.user.Settings.currency;
     const userId = await this.getUserId(impersonationId, this.request.user.id);
 
-    const { orders, transactionPoints } = await this.getTransactionPoints({
-      userId
-    });
+    const { orders, portfolioOrders, transactionPoints } =
+      await this.getTransactionPoints({
+        userId
+      });
 
     if (isEmpty(orders)) {
       return {
@@ -798,10 +856,12 @@ export class PortfolioService {
       };
     }
 
-    const portfolioCalculator = new PortfolioCalculator(
-      this.currentRateService,
-      currency
-    );
+    const portfolioCalculator = new PortfolioCalculator({
+      currency,
+      currentRateService: this.currentRateService,
+      orders: portfolioOrders
+    });
+
     portfolioCalculator.setTransactionPoints(transactionPoints);
 
     const portfolioStart = parseDate(transactionPoints[0].date);
@@ -907,8 +967,24 @@ export class PortfolioService {
       .plus(items)
       .toNumber();
 
+    const daysInMarket = differenceInDays(new Date(), firstOrderDate);
+
+    const annualizedPerformancePercent = new PortfolioCalculator({
+      currency: userCurrency,
+      currentRateService: this.currentRateService,
+      orders: []
+    })
+      .getAnnualizedPerformancePercent({
+        daysInMarket,
+        netPerformancePercent: new Big(
+          performanceInformation.performance.currentNetPerformancePercent
+        )
+      })
+      ?.toNumber();
+
     return {
       ...performanceInformation.performance,
+      annualizedPerformancePercent,
       cash,
       dividend,
       fees,
@@ -917,8 +993,6 @@ export class PortfolioService {
       netWorth,
       totalBuy,
       totalSell,
-      annualizedPerformancePercent:
-        performanceInformation.performance.annualizedPerformancePercent,
       committedFunds: committedFunds.toNumber(),
       emergencyFund: emergencyFund.toNumber(),
       ordersCount: orders.filter((order) => {
@@ -937,8 +1011,8 @@ export class PortfolioService {
     cashDetails: CashDetails;
     emergencyFund: Big;
     investment: Big;
-    userCurrency: string;
     value: Big;
+    userCurrency: string;
   }) {
     const cashPositions: PortfolioDetails['holdings'] = {};
 
@@ -1111,6 +1185,7 @@ export class PortfolioService {
   }): Promise<{
     transactionPoints: TransactionPoint[];
     orders: OrderWithAccount[];
+    portfolioOrders: PortfolioOrder[];
   }> {
     const userCurrency = this.request.user?.Settings?.currency ?? baseCurrency;
 
@@ -1122,7 +1197,7 @@ export class PortfolioService {
     });
 
     if (orders.length <= 0) {
-      return { transactionPoints: [], orders: [] };
+      return { transactionPoints: [], orders: [], portfolioOrders: [] };
     }
 
     const portfolioOrders: PortfolioOrder[] = orders.map((order) => ({
@@ -1149,14 +1224,18 @@ export class PortfolioService {
       )
     }));
 
-    const portfolioCalculator = new PortfolioCalculator(
-      this.currentRateService,
-      userCurrency
-    );
-    portfolioCalculator.computeTransactionPoints(portfolioOrders);
+    const portfolioCalculator = new PortfolioCalculator({
+      currency: userCurrency,
+      currentRateService: this.currentRateService,
+      orders: portfolioOrders
+    });
+
+    portfolioCalculator.computeTransactionPoints();
+
     return {
       transactionPoints: portfolioCalculator.getTransactionPoints(),
-      orders
+      orders,
+      portfolioOrders
     };
   }
 

apps/api/src/app/user/interfaces/user-settings.interface.ts

@@ -1,6 +1,5 @@
 export interface UserSettings {
   emergencyFund?: number;
   locale?: string;
-  isNewCalculationEngine?: boolean;
   isRestrictedView?: boolean;
 }

apps/api/src/app/user/update-user-setting.dto.ts

@@ -5,10 +5,6 @@ export class UpdateUserSettingDto {
   @IsOptional()
   emergencyFund?: number;
 
-  @IsBoolean()
-  @IsOptional()
-  isNewCalculationEngine?: boolean;
-
   @IsBoolean()
   @IsOptional()
   isRestrictedView?: boolean;

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

@@ -147,13 +147,6 @@ export class UserService {
       user.subscription = this.subscriptionService.getSubscription(
         userFromDatabase?.Subscription
       );
-
-      if (user.subscription.type === SubscriptionType.Basic) {
-        user.permissions = user.permissions.filter((permission) => {
-          return permission !== permissions.updateViewMode;
-        });
-        user.Settings.viewMode = ViewMode.ZEN;
-      }
     }
 
     return user;

apps/api/src/services/cryptocurrency/custom-cryptocurrencies.json

@@ -4,8 +4,10 @@
   "ATOM": "Cosmos",
   "AVAX": "Avalanche",
   "DOT": "Polkadot",
+  "LUNA1": "Terra",
   "MATIC": "Polygon",
   "MINA": "Mina Protocol",
+  "RUNE": "THORChain",
   "SHIB": "Shiba Inu",
   "SOL": "Solana",
   "UNI3": "Uniswap"

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

@@ -16,7 +16,6 @@ import {
   DataSource,
   SymbolProfile
 } from '@prisma/client';
-import * as bent from 'bent';
 import Big from 'big.js';
 import { countries } from 'countries-list';
 import { addDays, format, isSameDay } from 'date-fns';
@@ -25,8 +24,6 @@ import type { Price } from 'yahoo-finance2/dist/esm/src/modules/quoteSummary-ifa
 
 @Injectable()
 export class YahooFinanceService implements DataProviderInterface {
-  private readonly yahooFinanceHostname = 'https://query1.finance.yahoo.com';
-
   public constructor(
     private readonly cryptocurrencyService: CryptocurrencyService
   ) {}
@@ -244,16 +241,7 @@ export class YahooFinanceService implements DataProviderInterface {
     const items: LookupItem[] = [];
 
     try {
-      const get = bent(
-        `${this.yahooFinanceHostname}/v1/finance/search?q=${encodeURIComponent(
-          aQuery
-        )}&lang=en-US&region=US&quotesCount=8&newsCount=0&enableFuzzyQuery=false&quotesQueryId=tss_match_phrase_query&multiQuoteQueryId=multi_quote_single_token_query&newsQueryId=news_cie_vespa&enableCb=true&enableNavLinks=false&enableEnhancedTrivialQuery=true`,
-        'GET',
-        'json',
-        200
-      );
-
-      const searchResult = await get();
+      const searchResult = await yahooFinance.search(aQuery);
 
       const quotes = searchResult.quotes
         .filter((quote) => {
@@ -279,20 +267,24 @@ export class YahooFinanceService implements DataProviderInterface {
           return true;
         });
 
-      const marketData = await this.getQuotes(
+      const marketData = await yahooFinance.quote(
         quotes.map(({ symbol }) => {
           return symbol;
         })
       );
 
-      for (const [symbol, value] of Object.entries(marketData)) {
-        const quote = quotes.find((currentQuote: any) => {
-          return currentQuote.symbol === symbol;
+      for (const marketDataItem of marketData) {
+        const quote = quotes.find((currentQuote) => {
+          return currentQuote.symbol === marketDataItem.symbol;
         });
 
+        const symbol = this.convertFromYahooFinanceSymbol(
+          marketDataItem.symbol
+        );
+
         items.push({
           symbol,
-          currency: value.currency,
+          currency: marketDataItem.currency,
           dataSource: this.getName(),
           name: quote?.longname || quote?.shortname || symbol
         });

apps/client/src/app/components/header/header.component.scss

@@ -5,7 +5,7 @@
   z-index: 999;
 
   .mat-toolbar {
-    background-color: rgba(var(--light-disabled-text));
+    background-color: var(--light-background);
 
     .spacer {
       flex: 1 1 auto;
@@ -27,6 +27,6 @@
 
 :host-context(.is-dark-theme) {
   .mat-toolbar {
-    background-color: rgba(39, 39, 39, $alpha-disabled-text);
+    background-color: var(--dark-background);
   }
 }

apps/client/src/app/components/investment-chart/investment-chart.component.ts

@@ -10,7 +10,10 @@ import {
   ViewChild
 } from '@angular/core';
 import { primaryColorRgb } from '@ghostfolio/common/config';
-import { parseDate } from '@ghostfolio/common/helper';
+import {
+  parseDate,
+  transformTickToAbbreviation
+} from '@ghostfolio/common/helper';
 import { InvestmentItem } from '@ghostfolio/common/interfaces/investment-item.interface';
 import {
   Chart,
@@ -148,19 +151,10 @@ export class InvestmentChartComponent implements OnChanges, OnDestroy {
                   display: false
                 },
                 ticks: {
-                  display: true,
-                  callback: (tickValue, index, ticks) => {
-                    if (index === 0 || index === ticks.length - 1) {
-                      // Only print last and first legend entry
-                      if (typeof tickValue === 'number') {
-                        return tickValue.toFixed(2);
-                      }
-
-                      return tickValue;
-                    }
-
-                    return '';
+                  callback: (value: number) => {
+                    return transformTickToAbbreviation(value);
                   },
+                  display: true,
                   mirror: true,
                   z: 1
                 }

apps/client/src/app/components/portfolio-summary/portfolio-summary.component.html

@@ -119,7 +119,7 @@
     <div class="col"><hr /></div>
   </div>
   <div class="row px-3 py-1">
-    <div class="d-flex flex-grow-1" i18n>Total</div>
+    <div class="d-flex flex-grow-1" i18n>Total Assets</div>
     <div class="d-flex flex-column flex-wrap justify-content-end">
       <gf-value
         class="justify-content-end"

apps/client/src/app/components/position/position-detail-dialog/position-detail-dialog.component.ts

@@ -211,14 +211,14 @@ export class PositionDetailDialog implements OnDestroy, OnInit {
       )
       .pipe(takeUntil(this.unsubscribeSubject))
       .subscribe((data) => {
-        downloadAsFile(
-          data,
-          `ghostfolio-export-${this.SymbolProfile?.symbol}-${format(
+        downloadAsFile({
+          content: data,
+          fileName: `ghostfolio-export-${this.SymbolProfile?.symbol}-${format(
             parseISO(data.meta.date),
             'yyyyMMddHHmm'
           )}.json`,
-          'text/plain'
-        );
+          format: 'json'
+        });
       });
   }
 

apps/client/src/app/components/position/position-detail-dialog/position-detail-dialog.html

@@ -111,6 +111,8 @@
         <gf-value
           label="First Buy Date"
           size="medium"
+          [isDate]="true"
+          [locale]="data.locale"
           [value]="firstBuyDate"
         ></gf-value>
       </div>

apps/client/src/app/components/positions-table/positions-table.component.html

@@ -123,17 +123,6 @@
   }"
 ></ngx-skeleton-loader>
 
-<div
-  *ngIf="
-    dataSource.data.length === 0 && hasPermissionToCreateOrder && !isLoading
-  "
-  class="p-3 text-center"
->
-  <gf-no-transactions-info-indicator
-    [hasBorder]="false"
-  ></gf-no-transactions-info-indicator>
-</div>
-
 <div
   *ngIf="dataSource.data.length > pageSize && !isLoading"
   class="my-3 text-center"

apps/client/src/app/components/positions-table/positions-table.component.ts

@@ -27,7 +27,6 @@ import { Subject, Subscription } from 'rxjs';
 export class PositionsTableComponent implements OnChanges, OnDestroy, OnInit {
   @Input() baseCurrency: string;
   @Input() deviceType: string;
-  @Input() hasPermissionToCreateOrder: boolean;
   @Input() locale: string;
   @Input() positions: PortfolioPosition[];
 

apps/client/src/app/pages/account/account-page.component.ts

@@ -222,24 +222,6 @@ export class AccountPageComponent implements OnDestroy, OnInit {
       });
   }
 
-  public onNewCalculationChange(aEvent: MatSlideToggleChange) {
-    this.dataService
-      .putUserSetting({ isNewCalculationEngine: aEvent.checked })
-      .pipe(takeUntil(this.unsubscribeSubject))
-      .subscribe(() => {
-        this.userService.remove();
-
-        this.userService
-          .get()
-          .pipe(takeUntil(this.unsubscribeSubject))
-          .subscribe((user) => {
-            this.user = user;
-
-            this.changeDetectorRef.markForCheck();
-          });
-      });
-  }
-
   public onRedeemCoupon() {
     let couponCode = prompt('Please enter your coupon code:');
     couponCode = couponCode?.trim();

apps/client/src/app/pages/account/account-page.html

@@ -139,11 +139,6 @@
               <div class="d-flex">
                 <div class="align-items-center d-flex pr-1 pt-1 w-50" i18n>
                   View Mode
-                  <ion-icon
-                    *ngIf="!hasPermissionToUpdateViewMode"
-                    class="mx-1 text-muted"
-                    name="diamond-outline"
-                  ></ion-icon>
                 </div>
                 <div class="pl-1 w-50">
                   <div class="align-items-center d-flex overflow-hidden">
@@ -174,23 +169,6 @@
               ></mat-slide-toggle>
             </div>
           </div>
-          <div
-            *ngIf="user?.subscription"
-            class="align-items-center d-flex mt-4 py-1"
-          >
-            <div class="pr-1 w-50">
-              <div i18n>New Calculation Engine</div>
-              <div class="hint-text text-muted" i18n>Experimental</div>
-            </div>
-            <div class="pl-1 w-50">
-              <mat-slide-toggle
-                color="primary"
-                [checked]="user.settings.isNewCalculationEngine"
-                [disabled]="!hasPermissionToUpdateUserSettings"
-                (change)="onNewCalculationChange($event)"
-              ></mat-slide-toggle>
-            </div>
-          </div>
         </mat-card-content>
       </mat-card>
     </div>

apps/client/src/app/pages/portfolio/allocations/allocations-page.component.ts

@@ -13,7 +13,6 @@ import {
   UniqueAsset,
   User
 } from '@ghostfolio/common/interfaces';
-import { hasPermission, permissions } from '@ghostfolio/common/permissions';
 import { Market, ToggleOption } from '@ghostfolio/common/types';
 import { Account, AssetClass, DataSource } from '@prisma/client';
 import { DeviceDetectorService } from 'ngx-device-detector';
@@ -41,7 +40,6 @@ export class AllocationsPageComponent implements OnDestroy, OnInit {
   };
   public deviceType: string;
   public hasImpersonationId: boolean;
-  public hasPermissionToCreateOrder: boolean;
   public markets: {
     [key in Market]: { name: string; value: number };
   };
@@ -139,11 +137,6 @@ export class AllocationsPageComponent implements OnDestroy, OnInit {
         if (state?.user) {
           this.user = state.user;
 
-          this.hasPermissionToCreateOrder = hasPermission(
-            this.user.permissions,
-            permissions.createOrder
-          );
-
           this.changeDetectorRef.markForCheck();
         }
       });

apps/client/src/app/pages/portfolio/allocations/allocations-page.html

@@ -30,33 +30,14 @@
     <div class="col-md-4">
       <mat-card class="mb-3">
         <mat-card-header class="overflow-hidden w-100">
-          <mat-card-title class="text-truncate" i18n
-            >By Asset Class</mat-card-title
-          >
-          <gf-toggle
-            [defaultValue]="period"
-            [isLoading]="false"
-            [options]="periodOptions"
-            (change)="onChangePeriod($event.value)"
-          ></gf-toggle>
-        </mat-card-header>
-        <mat-card-content>
-          <gf-portfolio-proportion-chart
-            [baseCurrency]="user?.settings?.baseCurrency"
-            [isInPercent]="hasImpersonationId || user.settings.isRestrictedView"
-            [keys]="['assetClass', 'assetSubClass']"
-            [locale]="user?.settings?.locale"
-            [positions]="positions"
-          ></gf-portfolio-proportion-chart>
-        </mat-card-content>
-      </mat-card>
-    </div>
-    <div class="col-md-4">
-      <mat-card class="mb-3">
-        <mat-card-header class="overflow-hidden w-100">
-          <mat-card-title class="text-truncate" i18n
-            >By Currency</mat-card-title
-          >
+          <mat-card-title class="align-items-center d-flex text-truncate"
+            ><span i18n>By Currency</span
+            ><ion-icon
+              *ngIf="user?.subscription?.type === 'Basic'"
+              class="ml-1 text-muted"
+              name="diamond-outline"
+            ></ion-icon
+          ></mat-card-title>
           <gf-toggle
             [defaultValue]="period"
             [isLoading]="false"
@@ -75,10 +56,46 @@
         </mat-card-content>
       </mat-card>
     </div>
+    <div class="col-md-4">
+      <mat-card class="mb-3">
+        <mat-card-header class="overflow-hidden w-100">
+          <mat-card-title class="align-items-center d-flex text-truncate"
+            ><span i18n>By Asset Class</span
+            ><ion-icon
+              *ngIf="user?.subscription?.type === 'Basic'"
+              class="ml-1 text-muted"
+              name="diamond-outline"
+            ></ion-icon
+          ></mat-card-title>
+          <gf-toggle
+            [defaultValue]="period"
+            [isLoading]="false"
+            [options]="periodOptions"
+            (change)="onChangePeriod($event.value)"
+          ></gf-toggle>
+        </mat-card-header>
+        <mat-card-content>
+          <gf-portfolio-proportion-chart
+            [baseCurrency]="user?.settings?.baseCurrency"
+            [isInPercent]="hasImpersonationId || user.settings.isRestrictedView"
+            [keys]="['assetClass', 'assetSubClass']"
+            [locale]="user?.settings?.locale"
+            [positions]="positions"
+          ></gf-portfolio-proportion-chart>
+        </mat-card-content>
+      </mat-card>
+    </div>
     <div class="col-md-12 allocations-by-symbol">
       <mat-card class="mb-3">
         <mat-card-header class="overflow-hidden w-100">
-          <mat-card-title class="text-truncate" i18n>By Symbol</mat-card-title>
+          <mat-card-title class="align-items-center d-flex text-truncate"
+            ><span i18n>By Symbol</span
+            ><ion-icon
+              *ngIf="user?.subscription?.type === 'Basic'"
+              class="ml-1 text-muted"
+              name="diamond-outline"
+            ></ion-icon
+          ></mat-card-title>
           <gf-toggle
             [defaultValue]="period"
             [isLoading]="false"
@@ -104,7 +121,14 @@
     <div class="col-md-4">
       <mat-card class="mb-3">
         <mat-card-header class="overflow-hidden w-100">
-          <mat-card-title class="text-truncate" i18n>By Sector</mat-card-title>
+          <mat-card-title class="align-items-center d-flex text-truncate"
+            ><span i18n>By Sector</span
+            ><ion-icon
+              *ngIf="user?.subscription?.type === 'Basic'"
+              class="ml-1 text-muted"
+              name="diamond-outline"
+            ></ion-icon
+          ></mat-card-title>
           <gf-toggle
             [defaultValue]="period"
             [isLoading]="false"
@@ -127,9 +151,14 @@
     <div class="col-md-4">
       <mat-card class="mb-3">
         <mat-card-header class="overflow-hidden w-100">
-          <mat-card-title class="text-truncate" i18n
-            >By Continent</mat-card-title
-          >
+          <mat-card-title class="align-items-center d-flex text-truncate"
+            ><span i18n>By Continent</span
+            ><ion-icon
+              *ngIf="user?.subscription?.type === 'Basic'"
+              class="ml-1 text-muted"
+              name="diamond-outline"
+            ></ion-icon
+          ></mat-card-title>
           <gf-toggle
             [defaultValue]="period"
             [isLoading]="false"
@@ -151,7 +180,14 @@
     <div class="col-md-4">
       <mat-card class="mb-3">
         <mat-card-header class="overflow-hidden w-100">
-          <mat-card-title class="text-truncate" i18n>By Country</mat-card-title>
+          <mat-card-title class="align-items-center d-flex text-truncate"
+            ><span i18n>By Country</span
+            ><ion-icon
+              *ngIf="user?.subscription?.type === 'Basic'"
+              class="ml-1 text-muted"
+              name="diamond-outline"
+            ></ion-icon
+          ></mat-card-title>
           <gf-toggle
             [defaultValue]="period"
             [isLoading]="false"
@@ -176,7 +212,14 @@
     <div class="col-lg">
       <mat-card class="mb-3">
         <mat-card-header class="overflow-hidden w-100">
-          <mat-card-title class="text-truncate" i18n>Regions</mat-card-title>
+          <mat-card-title class="align-items-center d-flex text-truncate"
+            ><span i18n>Regions</span
+            ><ion-icon
+              *ngIf="user?.subscription?.type === 'Basic'"
+              class="ml-1 text-muted"
+              name="diamond-outline"
+            ></ion-icon
+          ></mat-card-title>
           <gf-toggle
             [defaultValue]="period"
             [isLoading]="false"
@@ -225,7 +268,6 @@
       <gf-positions-table
         [baseCurrency]="user?.settings?.baseCurrency"
         [deviceType]="deviceType"
-        [hasPermissionToCreateOrder]="hasPermissionToCreateOrder"
         [locale]="user?.settings?.locale"
         [positions]="positionsArray"
       ></gf-positions-table>

apps/client/src/app/pages/portfolio/fire/fire-page.component.ts

@@ -1,9 +1,9 @@
 import { ChangeDetectorRef, Component, OnDestroy, OnInit } from '@angular/core';
 import { DataService } from '@ghostfolio/client/services/data.service';
-import { ImpersonationStorageService } from '@ghostfolio/client/services/impersonation-storage.service';
 import { UserService } from '@ghostfolio/client/services/user/user.service';
 import { User } from '@ghostfolio/common/interfaces';
 import Big from 'big.js';
+import { DeviceDetectorService } from 'ngx-device-detector';
 import { Subject } from 'rxjs';
 import { takeUntil } from 'rxjs/operators';
 
@@ -14,12 +14,12 @@ import { takeUntil } from 'rxjs/operators';
   templateUrl: './fire-page.html'
 })
 export class FirePageComponent implements OnDestroy, OnInit {
-  public fireWealth: number;
-  public hasImpersonationId: boolean;
+  public deviceType: string;
+  public fireWealth: Big;
   public isLoading = false;
   public user: User;
-  public withdrawalRatePerMonth: number;
-  public withdrawalRatePerYear: number;
+  public withdrawalRatePerMonth: Big;
+  public withdrawalRatePerYear: Big;
 
   private unsubscribeSubject = new Subject<void>();
 
@@ -29,7 +29,7 @@ export class FirePageComponent implements OnDestroy, OnInit {
   public constructor(
     private changeDetectorRef: ChangeDetectorRef,
     private dataService: DataService,
-    private impersonationStorageService: ImpersonationStorageService,
+    private deviceService: DeviceDetectorService,
     private userService: UserService
   ) {}
 
@@ -38,13 +38,7 @@ export class FirePageComponent implements OnDestroy, OnInit {
    */
   public ngOnInit() {
     this.isLoading = true;
-
-    this.impersonationStorageService
-      .onChangeHasImpersonation()
-      .pipe(takeUntil(this.unsubscribeSubject))
-      .subscribe((aId) => {
-        this.hasImpersonationId = !!aId;
-      });
+    this.deviceType = this.deviceService.getDeviceInfo().deviceType;
 
     this.dataService
       .fetchPortfolioSummary()
@@ -54,14 +48,9 @@ export class FirePageComponent implements OnDestroy, OnInit {
           return;
         }
 
-        this.fireWealth = new Big(currentValue).plus(cash).toNumber();
-        this.withdrawalRatePerYear = new Big(this.fireWealth)
-          .mul(4)
-          .div(100)
-          .toNumber();
-        this.withdrawalRatePerMonth = new Big(this.withdrawalRatePerYear)
-          .div(12)
-          .toNumber();
+        this.fireWealth = new Big(currentValue);
+        this.withdrawalRatePerYear = this.fireWealth.mul(4).div(100);
+        this.withdrawalRatePerMonth = this.withdrawalRatePerYear.div(12);
 
         this.isLoading = false;
 

apps/client/src/app/pages/portfolio/fire/fire-page.html

@@ -2,7 +2,7 @@
   <div class="row">
     <div class="col-lg">
       <h3 class="d-flex justify-content-center mb-3" i18n>FIRE</h3>
-      <div class="mb-4">
+      <div class="mb-5">
         <h4 i18n>4% Rule</h4>
         <div *ngIf="isLoading">
           <ngx-skeleton-loader
@@ -27,7 +27,8 @@
             ><gf-value
               class="d-inline-block"
               [currency]="user?.settings?.baseCurrency"
-              [value]="withdrawalRatePerYear"
+              [locale]="user?.settings?.locale"
+              [value]="withdrawalRatePerYear?.toNumber()"
             ></gf-value>
             per year</span
           >
@@ -36,18 +37,29 @@
             ><gf-value
               class="d-inline-block"
               [currency]="user?.settings?.baseCurrency"
-              [value]="withdrawalRatePerMonth"
+              [locale]="user?.settings?.locale"
+              [value]="withdrawalRatePerMonth?.toNumber()"
             ></gf-value>
             per month</span
-          >, based on your net worth of
+          >, based on your investment of
           <gf-value
             class="d-inline-block"
             [currency]="user?.settings?.baseCurrency"
-            [value]="fireWealth"
+            [locale]="user?.settings?.locale"
+            [value]="fireWealth?.toNumber()"
           ></gf-value>
-          (excluding emergency fund) and a withdrawal rate of 4%.
+          and a withdrawal rate of 4%.
         </div>
       </div>
     </div>
   </div>
+  <div>
+    <h4 class="mb-3" i18n>Calculator</h4>
+    <gf-fire-calculator
+      [currency]="user?.settings?.baseCurrency"
+      [deviceType]="deviceType"
+      [fireWealth]="fireWealth?.toNumber()"
+      [locale]="user?.settings?.locale"
+    ></gf-fire-calculator>
+  </div>
 </div>

apps/client/src/app/pages/portfolio/fire/fire-page.module.ts

@@ -1,5 +1,6 @@
 import { CommonModule } from '@angular/common';
 import { CUSTOM_ELEMENTS_SCHEMA, NgModule } from '@angular/core';
+import { GfFireCalculatorModule } from '@ghostfolio/ui/fire-calculator';
 import { GfValueModule } from '@ghostfolio/ui/value';
 import { NgxSkeletonLoaderModule } from 'ngx-skeleton-loader';
 
@@ -11,6 +12,7 @@ import { FirePageComponent } from './fire-page.component';
   imports: [
     CommonModule,
     FirePageRoutingModule,
+    GfFireCalculatorModule,
     GfValueModule,
     NgxSkeletonLoaderModule
   ],

apps/client/src/app/pages/portfolio/transactions/transactions-page.component.ts

@@ -7,6 +7,7 @@ import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interf
 import { UpdateOrderDto } from '@ghostfolio/api/app/order/update-order.dto';
 import { PositionDetailDialog } from '@ghostfolio/client/components/position/position-detail-dialog/position-detail-dialog.component';
 import { DataService } from '@ghostfolio/client/services/data.service';
+import { IcsService } from '@ghostfolio/client/services/ics/ics.service';
 import { ImpersonationStorageService } from '@ghostfolio/client/services/impersonation-storage.service';
 import { ImportTransactionsService } from '@ghostfolio/client/services/import-transactions.service';
 import { UserService } from '@ghostfolio/client/services/user/user.service';
@@ -50,6 +51,7 @@ export class TransactionsPageComponent implements OnDestroy, OnInit {
     private dataService: DataService,
     private deviceService: DeviceDetectorService,
     private dialog: MatDialog,
+    private icsService: IcsService,
     private impersonationStorageService: ImpersonationStorageService,
     private importTransactionsService: ImportTransactionsService,
     private route: ActivatedRoute,
@@ -152,14 +154,36 @@ export class TransactionsPageComponent implements OnDestroy, OnInit {
       .fetchExport(activityIds)
       .pipe(takeUntil(this.unsubscribeSubject))
       .subscribe((data) => {
-        downloadAsFile(
-          data,
-          `ghostfolio-export-${format(
+        for (const activity of data.activities) {
+          delete activity.id;
+        }
+
+        downloadAsFile({
+          content: data,
+          fileName: `ghostfolio-export-${format(
             parseISO(data.meta.date),
             'yyyyMMddHHmm'
           )}.json`,
-          'text/plain'
-        );
+          format: 'json'
+        });
+      });
+  }
+
+  public onExportDrafts(activityIds?: string[]) {
+    this.dataService
+      .fetchExport(activityIds)
+      .pipe(takeUntil(this.unsubscribeSubject))
+      .subscribe((data) => {
+        downloadAsFile({
+          content: this.icsService.transformActivitiesToIcsContent(
+            data.activities
+          ),
+          fileName: `ghostfolio-drafts-${format(
+            parseISO(data.meta.date),
+            'yyyyMMddHHmm'
+          )}.ics`,
+          format: 'string'
+        });
       });
   }
 

apps/client/src/app/pages/portfolio/transactions/transactions-page.html

@@ -15,6 +15,7 @@
         (activityToClone)="onCloneTransaction($event)"
         (activityToUpdate)="onUpdateTransaction($event)"
         (export)="onExport($event)"
+        (exportDrafts)="onExportDrafts($event)"
         (import)="onImport()"
       ></gf-activities-table>
     </div>

apps/client/src/app/services/ics/ics.service.ts

@@ -0,0 +1,59 @@
+import { Injectable } from '@angular/core';
+import { capitalize } from '@ghostfolio/common/helper';
+import { Export } from '@ghostfolio/common/interfaces';
+import { Type } from '@prisma/client';
+import { format, parseISO } from 'date-fns';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class IcsService {
+  private readonly ICS_DATE_FORMAT = 'yyyyMMdd';
+
+  public constructor() {}
+
+  public transformActivitiesToIcsContent(
+    aActivities: Export['activities']
+  ): string {
+    const header = [
+      'BEGIN:VCALENDAR',
+      'VERSION:2.0',
+      'PRODID:-//Ghostfolio//NONSGML v1.0//EN'
+    ];
+    const events = aActivities.map((activity) => {
+      return this.getEvent({
+        date: parseISO(activity.date),
+        id: activity.id,
+        symbol: activity.symbol,
+        type: activity.type
+      });
+    });
+    const footer = ['END:VCALENDAR'];
+
+    return [...header, ...events, ...footer].join('\n');
+  }
+
+  private getEvent({
+    date,
+    id,
+    symbol,
+    type
+  }: {
+    date: Date;
+    id: string;
+    symbol: string;
+    type: Type;
+  }) {
+    const today = format(new Date(), this.ICS_DATE_FORMAT);
+
+    return [
+      'BEGIN:VEVENT',
+      `UID:${id}`,
+      `DTSTAMP:${today}T000000`,
+      `DTSTART;VALUE=DATE:${format(date, this.ICS_DATE_FORMAT)}`,
+      `DTEND;VALUE=DATE:${format(date, this.ICS_DATE_FORMAT)}`,
+      `SUMMARY:${capitalize(type)} ${symbol}`,
+      'END:VEVENT'
+    ].join('\n');
+  }
+}

libs/common/src/lib/helper.ts

@@ -12,17 +12,28 @@ export function decodeDataSource(encodedDataSource: string) {
   return Buffer.from(encodedDataSource, 'hex').toString();
 }
 
-export function downloadAsFile(
-  aContent: unknown,
-  aFileName: string,
-  aContentType: string
-) {
+export function downloadAsFile({
+  content,
+  contentType = 'text/plain',
+  fileName,
+  format
+}: {
+  content: unknown;
+  contentType?: string;
+  fileName: string;
+  format: 'json' | 'string';
+}) {
   const a = document.createElement('a');
-  const file = new Blob([JSON.stringify(aContent, undefined, '  ')], {
-    type: aContentType
+
+  if (format === 'json') {
+    content = JSON.stringify(content, undefined, '  ');
+  }
+
+  const file = new Blob([<string>content], {
+    type: contentType
   });
   a.href = URL.createObjectURL(file);
-  a.download = aFileName;
+  a.download = fileName;
   a.click();
 }
 
@@ -176,3 +187,7 @@ export function parseDate(date: string) {
 export function prettifySymbol(aSymbol: string): string {
   return aSymbol?.replace(ghostfolioScraperApiSymbolPrefix, '');
 }
+
+export function transformTickToAbbreviation(value: number) {
+  return value < 1000000 ? `${value / 1000}K` : `${value / 1000000}M`;
+}

libs/common/src/lib/interfaces/export.interface.ts

@@ -5,5 +5,14 @@ export interface Export {
     date: string;
     version: string;
   };
-  activities: Partial<Order>[];
+  activities: (Omit<
+    Order,
+    | 'accountUserId'
+    | 'createdAt'
+    | 'date'
+    | 'isDraft'
+    | 'symbolProfileId'
+    | 'updatedAt'
+    | 'userId'
+  > & { date: string; symbol: string })[];
 }

libs/ui/src/lib/activities-table/activities-table.component.html

@@ -271,6 +271,7 @@
       <td *matFooterCellDef class="d-none d-lg-table-cell px-1" mat-footer-cell>
         <div class="d-flex justify-content-end">
           <gf-value
+            *ngIf="totalValue !== null"
             [isAbsolute]="true"
             [isCurrency]="true"
             [locale]="locale"
@@ -302,6 +303,7 @@
       <td *matFooterCellDef class="d-lg-none d-xl-none px-1" mat-footer-cell>
         <div class="d-flex justify-content-end">
           <gf-value
+            *ngIf="totalValue !== null"
             [isAbsolute]="true"
             [isCurrency]="true"
             [locale]="locale"
@@ -356,11 +358,22 @@
             *ngIf="hasPermissionToExportActivities"
             class="align-items-center d-flex"
             mat-menu-item
+            [disabled]="dataSource.data.length === 0"
             (click)="onExport()"
           >
             <ion-icon class="mr-2" name="cloud-download-outline"></ion-icon>
             <span i18n>Export</span>
           </button>
+          <button
+            *ngIf="hasPermissionToExportActivities"
+            class="align-items-center d-flex"
+            mat-menu-item
+            [disabled]="!hasDrafts"
+            (click)="onExportDrafts()"
+          >
+            <ion-icon class="mr-2" name="calendar-clear-outline"></ion-icon>
+            <span i18n>Export Drafts as ICS</span>
+          </button>
         </mat-menu>
       </th>
       <td *matCellDef="let element" class="px-1 text-center" mat-cell>

libs/ui/src/lib/activities-table/activities-table.component.ts

@@ -56,6 +56,7 @@ export class ActivitiesTableComponent implements OnChanges, OnDestroy {
   @Output() activityToClone = new EventEmitter<OrderWithAccount>();
   @Output() activityToUpdate = new EventEmitter<OrderWithAccount>();
   @Output() export = new EventEmitter<string[]>();
+  @Output() exportDrafts = new EventEmitter<string[]>();
   @Output() import = new EventEmitter<void>();
 
   @ViewChild('autocomplete') matAutocomplete: MatAutocomplete;
@@ -68,6 +69,7 @@ export class ActivitiesTableComponent implements OnChanges, OnDestroy {
   public endOfToday = endOfToday();
   public filters$: Subject<string[]> = new BehaviorSubject([]);
   public filters: Observable<string[]> = this.filters$.asObservable();
+  public hasDrafts = false;
   public isAfter = isAfter;
   public isLoading = true;
   public isUUID = isUUID;
@@ -198,6 +200,18 @@ export class ActivitiesTableComponent implements OnChanges, OnDestroy {
     }
   }
 
+  public onExportDrafts() {
+    this.exportDrafts.emit(
+      this.dataSource.filteredData
+        .filter((activity) => {
+          return activity.isDraft;
+        })
+        .map((activity) => {
+          return activity.id;
+        })
+    );
+  }
+
   public onImport() {
     this.import.emit();
   }
@@ -234,6 +248,9 @@ export class ActivitiesTableComponent implements OnChanges, OnDestroy {
 
     this.filters$.next(this.allFilters);
 
+    this.hasDrafts = this.dataSource.data.some((activity) => {
+      return activity.isDraft === true;
+    });
     this.totalFees = this.getTotalFees();
     this.totalValue = this.getTotalValue();
   }
@@ -308,7 +325,7 @@ export class ActivitiesTableComponent implements OnChanges, OnDestroy {
         if (activity.type === 'BUY' || activity.type === 'ITEM') {
           totalValue = totalValue.plus(activity.valueInBaseCurrency);
         } else if (activity.type === 'SELL') {
-          totalValue = totalValue.minus(activity.valueInBaseCurrency);
+          return null;
         }
       } else {
         return null;

libs/ui/src/lib/fire-calculator/fire-calculator.component.html

@@ -0,0 +1,65 @@
+<div class="container p-0">
+  <div class="row">
+    <div class="col-md-3">
+      <form class="" [formGroup]="calculatorForm">
+        <!--<mat-form-field appearance="outline">
+          <input formControlName="principalInvestmentAmount" matInput />
+        </mat-form-field>-->
+
+        <mat-form-field appearance="outline" class="w-100">
+          <mat-label i18n>Savings Rate</mat-label>
+          <input
+            formControlName="paymentPerPeriod"
+            matInput
+            step="100"
+            type="number"
+          />
+          <span class="ml-2" i18n matSuffix>{{ currency }} per month</span>
+        </mat-form-field>
+
+        <mat-form-field appearance="outline" class="w-100">
+          <mat-label i18n>Investment Horizon</mat-label>
+          <input formControlName="time" matInput type="number" />
+          <span class="ml-2" i18n matSuffix>years</span>
+        </mat-form-field>
+
+        <mat-form-field appearance="outline" class="w-100">
+          <mat-label i18n>Annual Interest Rate</mat-label>
+          <input
+            formControlName="annualInterestRate"
+            matInput
+            step="0.25"
+            type="number"
+          />
+          <span class="ml-2" i18n matSuffix>%</span>
+        </mat-form-field>
+
+        <gf-value
+          label="Projected Total Amount"
+          size="large"
+          [currency]="currency"
+          [isCurrency]="true"
+          [locale]="locale"
+          [value]="projectedTotalAmount"
+        ></gf-value>
+      </form>
+    </div>
+    <div class="col-md-9 text-center">
+      <div class="chart-container mb-4">
+        <ngx-skeleton-loader
+          *ngIf="isLoading"
+          animation="pulse"
+          [theme]="{
+            height: '100%',
+            width: '100%'
+          }"
+        ></ngx-skeleton-loader>
+        <canvas
+          #chartCanvas
+          class="h-100"
+          [ngStyle]="{ display: isLoading ? 'none' : 'block' }"
+        ></canvas>
+      </div>
+    </div>
+  </div>
+</div>

libs/ui/src/lib/fire-calculator/fire-calculator.component.scss

@@ -0,0 +1,11 @@
+:host {
+  display: block;
+
+  .chart-container {
+    aspect-ratio: 16 / 9;
+
+    ngx-skeleton-loader {
+      height: 100%;
+    }
+  }
+}

libs/ui/src/lib/fire-calculator/fire-calculator.component.stories.ts

@@ -0,0 +1,48 @@
+import { CommonModule } from '@angular/common';
+import { FormsModule, ReactiveFormsModule } from '@angular/forms';
+import { MatButtonModule } from '@angular/material/button';
+import { MatFormFieldModule } from '@angular/material/form-field';
+import { MatInputModule } from '@angular/material/input';
+import { NoopAnimationsModule } from '@angular/platform-browser/animations';
+import { baseCurrency, locale } from '@ghostfolio/common/config';
+import { Meta, Story, moduleMetadata } from '@storybook/angular';
+import { NgxSkeletonLoaderModule } from 'ngx-skeleton-loader';
+
+import { GfValueModule } from '../value';
+import { FireCalculatorComponent } from './fire-calculator.component';
+import { FireCalculatorService } from './fire-calculator.service';
+
+export default {
+  title: 'FIRE Calculator',
+  component: FireCalculatorComponent,
+  decorators: [
+    moduleMetadata({
+      declarations: [FireCalculatorComponent],
+      imports: [
+        CommonModule,
+        FormsModule,
+        GfValueModule,
+        MatButtonModule,
+        MatFormFieldModule,
+        MatInputModule,
+        NgxSkeletonLoaderModule,
+        NoopAnimationsModule,
+        ReactiveFormsModule
+      ],
+      providers: [FireCalculatorService]
+    })
+  ]
+} as Meta<FireCalculatorComponent>;
+
+const Template: Story<FireCalculatorComponent> = (
+  args: FireCalculatorComponent
+) => ({
+  props: args
+});
+
+export const Simple = Template.bind({});
+Simple.args = {
+  currency: baseCurrency,
+  fireWealth: 0,
+  locale: locale
+};

libs/ui/src/lib/fire-calculator/fire-calculator.component.ts

@@ -0,0 +1,248 @@
+import 'chartjs-adapter-date-fns';
+
+import {
+  AfterViewInit,
+  ChangeDetectionStrategy,
+  ChangeDetectorRef,
+  Component,
+  Input,
+  OnChanges,
+  OnDestroy,
+  ViewChild
+} from '@angular/core';
+import { FormBuilder, FormControl } from '@angular/forms';
+import { primaryColorRgb, secondaryColorRgb } from '@ghostfolio/common/config';
+import { transformTickToAbbreviation } from '@ghostfolio/common/helper';
+import {
+  BarController,
+  BarElement,
+  CategoryScale,
+  Chart,
+  LinearScale,
+  Tooltip
+} from 'chart.js';
+import { isNumber } from 'lodash';
+import { Subject, takeUntil } from 'rxjs';
+
+import { FireCalculatorService } from './fire-calculator.service';
+
+@Component({
+  selector: 'gf-fire-calculator',
+  changeDetection: ChangeDetectionStrategy.OnPush,
+  templateUrl: './fire-calculator.component.html',
+  styleUrls: ['./fire-calculator.component.scss']
+})
+export class FireCalculatorComponent
+  implements AfterViewInit, OnChanges, OnDestroy
+{
+  @Input() currency: string;
+  @Input() deviceType: string;
+  @Input() fireWealth: number;
+  @Input() locale: string;
+
+  @ViewChild('chartCanvas') chartCanvas;
+
+  public calculatorForm = this.formBuilder.group({
+    annualInterestRate: new FormControl(),
+    paymentPerPeriod: new FormControl(),
+    principalInvestmentAmount: new FormControl(),
+    time: new FormControl()
+  });
+  public chart: Chart;
+  public isLoading = true;
+  public projectedTotalAmount: number;
+
+  private unsubscribeSubject = new Subject<void>();
+
+  /**
+   * @constructor
+   */
+  public constructor(
+    private changeDetectorRef: ChangeDetectorRef,
+    private fireCalculatorService: FireCalculatorService,
+    private formBuilder: FormBuilder
+  ) {
+    Chart.register(
+      BarController,
+      BarElement,
+      CategoryScale,
+      LinearScale,
+      Tooltip
+    );
+
+    this.calculatorForm.setValue({
+      annualInterestRate: 5,
+      paymentPerPeriod: 500,
+      principalInvestmentAmount: 0,
+      time: 10
+    });
+
+    this.calculatorForm.valueChanges
+      .pipe(takeUntil(this.unsubscribeSubject))
+      .subscribe(() => {
+        this.initialize();
+      });
+  }
+
+  public ngAfterViewInit() {
+    if (isNumber(this.fireWealth) && this.fireWealth >= 0) {
+      setTimeout(() => {
+        // Wait for the chartCanvas
+        this.calculatorForm.patchValue({
+          principalInvestmentAmount: this.fireWealth
+        });
+        this.calculatorForm.get('principalInvestmentAmount').disable();
+
+        this.changeDetectorRef.markForCheck();
+      });
+    }
+  }
+
+  public ngOnChanges() {
+    if (isNumber(this.fireWealth) && this.fireWealth >= 0) {
+      setTimeout(() => {
+        // Wait for the chartCanvas
+        this.calculatorForm.patchValue({
+          principalInvestmentAmount: this.fireWealth
+        });
+        this.calculatorForm.get('principalInvestmentAmount').disable();
+
+        this.changeDetectorRef.markForCheck();
+      });
+    }
+  }
+
+  public ngOnDestroy() {
+    this.chart?.destroy();
+
+    this.unsubscribeSubject.next();
+    this.unsubscribeSubject.complete();
+  }
+
+  private initialize() {
+    this.isLoading = true;
+
+    const chartData = this.getChartData();
+
+    if (this.chartCanvas) {
+      if (this.chart) {
+        this.chart.data.labels = chartData.labels;
+        this.chart.data.datasets[0].data = chartData.datasets[0].data;
+        this.chart.data.datasets[1].data = chartData.datasets[1].data;
+
+        this.chart.update();
+      } else {
+        this.chart = new Chart(this.chartCanvas.nativeElement, {
+          data: chartData,
+          options: {
+            plugins: {
+              tooltip: {
+                callbacks: {
+                  label: (context) => {
+                    let label = context.dataset.label || '';
+
+                    if (label) {
+                      label += ': ';
+                    }
+
+                    if (context.parsed.y !== null) {
+                      label += new Intl.NumberFormat(this.locale, {
+                        currency: this.currency,
+                        currencyDisplay: 'code',
+                        style: 'currency'
+                      }).format(context.parsed.y);
+                    }
+
+                    return label;
+                  }
+                }
+              }
+            },
+            responsive: true,
+            scales: {
+              x: {
+                grid: {
+                  display: false
+                },
+                stacked: true
+              },
+              y: {
+                display: this.deviceType !== 'mobile',
+                grid: {
+                  display: false
+                },
+                stacked: true,
+                ticks: {
+                  callback: (value: number) => {
+                    return transformTickToAbbreviation(value);
+                  }
+                }
+              }
+            }
+          },
+          type: 'bar'
+        });
+      }
+    }
+
+    this.isLoading = false;
+  }
+
+  private getChartData() {
+    const currentYear = new Date().getFullYear();
+    const labels = [];
+
+    // Principal investment amount
+    const P: number =
+      this.calculatorForm.get('principalInvestmentAmount').value || 0;
+
+    // Payment per period
+    const PMT: number = parseFloat(
+      this.calculatorForm.get('paymentPerPeriod').value
+    );
+
+    // Annual interest rate
+    const r: number = this.calculatorForm.get('annualInterestRate').value / 100;
+
+    // Time
+    const t: number = parseFloat(this.calculatorForm.get('time').value);
+
+    for (let year = currentYear; year < currentYear + t; year++) {
+      labels.push(year);
+    }
+
+    const datasetInterest = {
+      backgroundColor: `rgb(${secondaryColorRgb.r}, ${secondaryColorRgb.g}, ${secondaryColorRgb.b})`,
+      data: [],
+      label: 'Interest'
+    };
+
+    const datasetPrincipal = {
+      backgroundColor: `rgb(${primaryColorRgb.r}, ${primaryColorRgb.g}, ${primaryColorRgb.b})`,
+      data: [],
+      label: 'Principal'
+    };
+
+    for (let period = 1; period <= t; period++) {
+      const { interest, principal, totalAmount } =
+        this.fireCalculatorService.calculateCompoundInterest({
+          P,
+          period,
+          PMT,
+          r
+        });
+
+      datasetPrincipal.data.push(principal.toNumber());
+      datasetInterest.data.push(interest.toNumber());
+
+      if (period === t) {
+        this.projectedTotalAmount = totalAmount.toNumber();
+      }
+    }
+
+    return {
+      labels,
+      datasets: [datasetPrincipal, datasetInterest]
+    };
+  }
+}

libs/ui/src/lib/fire-calculator/fire-calculator.module.ts

@@ -0,0 +1,28 @@
+import { CommonModule } from '@angular/common';
+import { NgModule } from '@angular/core';
+import { FormsModule, ReactiveFormsModule } from '@angular/forms';
+import { MatButtonModule } from '@angular/material/button';
+import { MatFormFieldModule } from '@angular/material/form-field';
+import { MatInputModule } from '@angular/material/input';
+import { NgxSkeletonLoaderModule } from 'ngx-skeleton-loader';
+
+import { GfValueModule } from '../value';
+import { FireCalculatorComponent } from './fire-calculator.component';
+import { FireCalculatorService } from './fire-calculator.service';
+
+@NgModule({
+  declarations: [FireCalculatorComponent],
+  exports: [FireCalculatorComponent],
+  imports: [
+    CommonModule,
+    FormsModule,
+    GfValueModule,
+    MatButtonModule,
+    MatFormFieldModule,
+    MatInputModule,
+    NgxSkeletonLoaderModule,
+    ReactiveFormsModule
+  ],
+  providers: [FireCalculatorService]
+})
+export class GfFireCalculatorModule {}

libs/ui/src/lib/fire-calculator/fire-calculator.service.ts

@@ -0,0 +1,49 @@
+import { Injectable } from '@angular/core';
+import Big from 'big.js';
+
+@Injectable()
+export class FireCalculatorService {
+  private readonly COMPOUND_PERIOD = 12;
+  private readonly CONTRIBUTION_PERIOD = 12;
+
+  /**
+   * @constructor
+   */
+  public constructor() {}
+
+  public calculateCompoundInterest({
+    P,
+    period,
+    PMT,
+    r
+  }: {
+    P: number;
+    period: number;
+    PMT: number;
+    r: number;
+  }) {
+    let interest = new Big(0);
+    const principal = new Big(P).plus(
+      new Big(PMT).mul(this.CONTRIBUTION_PERIOD).mul(period)
+    );
+    let totalAmount = principal;
+
+    if (r) {
+      const compoundInterestForPrincipal = new Big(1)
+        .plus(new Big(r).div(this.COMPOUND_PERIOD))
+        .pow(new Big(this.COMPOUND_PERIOD).mul(period).toNumber());
+      const compoundInterest = new Big(P).mul(compoundInterestForPrincipal);
+      const contributionInterest = new Big(
+        new Big(PMT).mul(compoundInterestForPrincipal.minus(1))
+      ).div(new Big(r).div(this.CONTRIBUTION_PERIOD));
+      interest = compoundInterest.plus(contributionInterest).minus(principal);
+      totalAmount = compoundInterest.plus(contributionInterest);
+    }
+
+    return {
+      interest,
+      principal,
+      totalAmount
+    };
+  }
+}

libs/ui/src/lib/fire-calculator/index.ts

@@ -0,0 +1 @@
+export * from './fire-calculator.module';

libs/ui/src/lib/portfolio-proportion-chart/portfolio-proportion-chart.component.ts

@@ -246,6 +246,12 @@ export class PortfolioProportionChartComponent
       labels = labelSubCategory.concat(labels);
     }
 
+    if (datasets[0]?.data?.length === 0 || datasets[0]?.data?.[0] === 0) {
+      labels = [''];
+      datasets[0].backgroundColor = [this.colorMap[UNKNOWN_KEY]];
+      datasets[0].data[0] = Number.MAX_SAFE_INTEGER;
+    }
+
     const data = {
       datasets,
       labels
@@ -323,7 +329,9 @@ export class PortfolioProportionChartComponent
 
                     const percentage = (context.parsed * 100) / sum;
 
-                    if (this.isInPercent) {
+                    if (<number>context.raw === Number.MAX_SAFE_INTEGER) {
+                      return 'No data available';
+                    } else if (this.isInPercent) {
                       return [`${name ?? symbol}`, `${percentage.toFixed(2)}%`];
                     } else {
                       const value = <number>context.raw;

libs/ui/src/lib/value/value.component.ts

@@ -5,7 +5,6 @@ import {
   OnChanges
 } from '@angular/core';
 import { getLocale } from '@ghostfolio/common/helper';
-import { isDate, parseISO } from 'date-fns';
 import { isNumber } from 'lodash';
 
 @Component({
@@ -19,6 +18,7 @@ export class ValueComponent implements OnChanges {
   @Input() currency = '';
   @Input() isAbsolute = false;
   @Input() isCurrency = false;
+  @Input() isDate = false;
   @Input() isPercent = false;
   @Input() label = '';
   @Input() locale = getLocale();
@@ -100,17 +100,16 @@ export class ValueComponent implements OnChanges {
         this.isNumber = false;
         this.isString = true;
 
-        try {
-          if (isDate(parseISO(this.value))) {
-            this.formattedValue = new Date(
-              <string>this.value
-            ).toLocaleDateString(this.locale, {
+        if (this.isDate) {
+          this.formattedValue = new Date(<string>this.value).toLocaleDateString(
+            this.locale,
+            {
               day: '2-digit',
               month: '2-digit',
               year: 'numeric'
-            });
-          }
-        } catch {
+            }
+          );
+        } else {
           this.formattedValue = this.value;
         }
       }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ghostfolio",
-  "version": "1.132.1",
+  "version": "1.137.0",
   "homepage": "https://ghostfol.io",
   "license": "AGPL-3.0",
   "scripts": {