Refactoring

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

@@ -248,6 +248,11 @@ export class UserService {
       };
     }
 
+    // Set default value for annual interest rate
+    if (!(user.settings.settings as UserSettings)?.annualInterestRate) {
+      (user.settings.settings as UserSettings).annualInterestRate = 5;
+    }
+
     // Set default value for base currency
     if (!(user.settings.settings as UserSettings)?.baseCurrency) {
       (user.settings.settings as UserSettings).baseCurrency = DEFAULT_CURRENCY;
@@ -265,11 +270,21 @@ export class UserService {
         PerformanceCalculationType.ROAI;
     }
 
+    // Set default value for projected total amount
+    if (!(user.settings.settings as UserSettings)?.projectedTotalAmount) {
+      (user.settings.settings as UserSettings).projectedTotalAmount = 0;
+    }
+
     // Set default value for safe withdrawal rate
     if (!(user.settings.settings as UserSettings)?.safeWithdrawalRate) {
       (user.settings.settings as UserSettings).safeWithdrawalRate = 0.04;
     }
 
+    // Set default value for savings rate
+    if (!(user.settings.settings as UserSettings)?.savingsRate) {
+      (user.settings.settings as UserSettings).savingsRate = 0;
+    }
+
     // Set default value for view mode
     if (!(user.settings.settings as UserSettings).viewMode) {
       (user.settings.settings as UserSettings).viewMode = 'DEFAULT';

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

@@ -2,7 +2,7 @@ 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 {
-  FireCalculation,
+  FireCalculationCompleteEvent,
   FireWealth,
   User
 } from '@ghostfolio/common/interfaces';
@@ -38,11 +38,12 @@ import { takeUntil } from 'rxjs/operators';
 })
 export class GfFirePageComponent implements OnDestroy, OnInit {
   public deviceType: string;
-  public fireCalculation: FireCalculation;
   public fireWealth: FireWealth;
   public hasImpersonationId: boolean;
   public hasPermissionToUpdateUserSettings: boolean;
   public isLoading = false;
+  public projectedTotalAmount: number;
+  public retirementDate: Date;
   public safeWithdrawalRateControl = new FormControl<number>(undefined);
   public safeWithdrawalRateOptions = [0.025, 0.03, 0.035, 0.04, 0.045];
   public user: User;
@@ -217,8 +218,12 @@ export class GfFirePageComponent implements OnDestroy, OnInit {
       });
   }
 
-  public onCalculationComplete(calculation: FireCalculation) {
-    this.fireCalculation = calculation;
+  public onCalculationComplete({
+    projectedTotalAmount,
+    retirementDate
+  }: FireCalculationCompleteEvent) {
+    this.projectedTotalAmount = projectedTotalAmount;
+    this.retirementDate = retirementDate;
 
     this.calculateProjectedWithdrawalRates();
 
@@ -243,11 +248,11 @@ export class GfFirePageComponent implements OnDestroy, OnInit {
   private calculateProjectedWithdrawalRates() {
     if (
       this.fireWealth &&
-      this.user?.settings?.safeWithdrawalRate &&
-      this.fireCalculation.projectedTotalAmount
+      this.projectedTotalAmount &&
+      this.user?.settings?.safeWithdrawalRate
     ) {
       this.withdrawalRatePerYearProjected = new Big(
-        this.fireCalculation.projectedTotalAmount
+        this.projectedTotalAmount
       ).mul(this.user.settings.safeWithdrawalRate);
 
       this.withdrawalRatePerMonthProjected =

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

@@ -28,7 +28,7 @@
           [retirementDate]="user?.settings?.retirementDate"
           [savingsRate]="user?.settings?.savingsRate"
           (annualInterestRateChanged)="onAnnualInterestRateChange($event)"
-          (calculationComplete)="onCalculationComplete($event)"
+          (calculationCompleted)="onCalculationComplete($event)"
           (projectedTotalAmountChanged)="onProjectedTotalAmountChange($event)"
           (retirementDateChanged)="onRetirementDateChange($event)"
           (savingsRateChanged)="onSavingsRateChange($event)"
@@ -139,7 +139,7 @@
           <ng-container i18n>By</ng-container>
           <ng-container>&nbsp;</ng-container>
           <span class="font-weight-bold">{{
-            fireCalculation?.retirementDate | date: 'MMMM yyyy'
+            user?.settings?.retirementDate ?? retirementDate | date: 'MMMM yyyy'
           }}</span>
           <ng-container i18n>,</ng-container>
           <ng-container>&nbsp;</ng-container>
@@ -179,7 +179,7 @@
               [isPercent]="true"
               [locale]="user?.settings?.locale"
               [precision]="2"
-              [value]="fireCalculation?.annualInterestRate"
+              [value]="user?.settings?.annualInterestRate / 100"
           /></span>
           <ng-container>&nbsp;</ng-container>
           <ng-container i18n>annual interest rate</ng-container>.

libs/common/src/lib/interfaces/fire-calculation.interface.ts

@@ -1,5 +1,4 @@
-export interface FireCalculation {
-  retirementDate: Date;
+export interface FireCalculationCompleteEvent {
   projectedTotalAmount: number;
-  annualInterestRate: number;
+  retirementDate: Date;
 }

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

@@ -18,7 +18,7 @@ import type { DataProviderInfo } from './data-provider-info.interface';
 import type { EnhancedSymbolProfile } from './enhanced-symbol-profile.interface';
 import type { FilterGroup } from './filter-group.interface';
 import type { Filter } from './filter.interface';
-import type { FireCalculation } from './fire-calculation.interface';
+import type { FireCalculationCompleteEvent } from './fire-calculation.interface';
 import type { FireWealth } from './fire-wealth.interface';
 import type { HistoricalDataItem } from './historical-data-item.interface';
 import type { HoldingWithParents } from './holding-with-parents.interface';
@@ -141,8 +141,8 @@ export {
   ExportResponse,
   Filter,
   FilterGroup,
+  FireCalculationCompleteEvent,
   FireWealth,
-  FireCalculation,
   HistoricalDataItem,
   HistoricalResponse,
   Holding,

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

@@ -4,7 +4,7 @@ import {
 } from '@ghostfolio/common/chart-helper';
 import { primaryColorRgb } from '@ghostfolio/common/config';
 import { getLocale } from '@ghostfolio/common/helper';
-import { FireCalculation } from '@ghostfolio/common/interfaces';
+import { FireCalculationCompleteEvent } from '@ghostfolio/common/interfaces';
 import { ColorScheme } from '@ghostfolio/common/types';
 
 import { CommonModule } from '@angular/common';
@@ -89,10 +89,11 @@ export class GfFireCalculatorComponent implements OnChanges, OnDestroy {
   @Input() savingsRate: number;
 
   @Output() annualInterestRateChanged = new EventEmitter<number>();
+  @Output() calculationCompleted =
+    new EventEmitter<FireCalculationCompleteEvent>();
   @Output() projectedTotalAmountChanged = new EventEmitter<number>();
   @Output() retirementDateChanged = new EventEmitter<Date>();
   @Output() savingsRateChanged = new EventEmitter<number>();
-  @Output() calculationComplete = new EventEmitter<FireCalculation>();
 
   @ViewChild('chartCanvas') chartCanvas: ElementRef<HTMLCanvasElement>;
 
@@ -136,12 +137,12 @@ export class GfFireCalculatorComponent implements OnChanges, OnDestroy {
     this.calculatorForm.valueChanges
       .pipe(debounceTime(500), takeUntil(this.unsubscribeSubject))
       .subscribe(() => {
-        const { retirementDate, projectedTotalAmount } =
+        const { projectedTotalAmount, retirementDate } =
           this.calculatorForm.getRawValue();
-        this.calculationComplete.emit({
-          retirementDate,
+
+        this.calculationCompleted.emit({
           projectedTotalAmount,
-          annualInterestRate: this.getR()
+          retirementDate
         });
       });
 
@@ -175,10 +176,10 @@ export class GfFireCalculatorComponent implements OnChanges, OnDestroy {
     if (isNumber(this.fireWealth) && this.fireWealth >= 0) {
       this.calculatorForm.setValue(
         {
-          annualInterestRate: this.annualInterestRate ?? 5,
-          paymentPerPeriod: this.savingsRate ?? 0,
+          annualInterestRate: this.annualInterestRate,
+          paymentPerPeriod: this.savingsRate,
           principalInvestmentAmount: this.fireWealth,
-          projectedTotalAmount: this.projectedTotalAmount ?? 0,
+          projectedTotalAmount: this.projectedTotalAmount,
           retirementDate: this.retirementDate ?? this.DEFAULT_RETIREMENT_DATE
         },
         {