refactor: remove unnecessary comments and variables

frontend/bun.lock

@@ -19,6 +19,7 @@
         "@fortawesome/free-solid-svg-icons": "^6.7.2",
         "@stripe/stripe-js": "^5.6.0",
         "@tailwindcss/postcss": "^4.0.3",
+        "countup.js": "^2.8.0",
         "gsap": "^3.12.7",
         "keycloak-angular": "^16.0.1",
         "keycloak-js": "^25.0.5",
@@ -853,6 +854,8 @@
 
     "cosmiconfig": ["cosmiconfig@9.0.0", "", { "dependencies": { "env-paths": "^2.2.1", "import-fresh": "^3.3.0", "js-yaml": "^4.1.0", "parse-json": "^5.2.0" }, "peerDependencies": { "typescript": ">=4.9.5" }, "optionalPeers": ["typescript"] }, "sha512-itvL5h8RETACmOTFc4UfIyB2RfEHi71Ax6E/PivVxq9NseKbOWpeyHEOIbmAw1rs8Ak0VursQNww7lf7YtUwzg=="],
 
+    "countup.js": ["countup.js@2.8.0", "", {}, "sha512-f7xEhX0awl4NOElHulrl4XRfKoNH3rB+qfNSZZyjSZhaAoUk6elvhH+MNxMmlmuUJ2/QNTWPSA7U4mNtIAKljQ=="],
+
     "critters": ["critters@0.0.24", "", { "dependencies": { "chalk": "^4.1.0", "css-select": "^5.1.0", "dom-serializer": "^2.0.0", "domhandler": "^5.0.2", "htmlparser2": "^8.0.2", "postcss": "^8.4.23", "postcss-media-query-parser": "^0.2.3" } }, "sha512-Oyqew0FGM0wYUSNqR0L6AteO5MpMoUU0rhKRieXeiKs+PmRTxiJMyaunYB2KF6fQ3dzChXKCpbFOEJx3OQ1v/Q=="],
 
     "cross-spawn": ["cross-spawn@7.0.6", "", { "dependencies": { "path-key": "^3.1.0", "shebang-command": "^2.0.0", "which": "^2.0.1" } }, "sha512-uV2QOWP2nWzsy2aMp8aRibhi9dlzF5Hgh5SHaB9OiTGEyDTiJJyx0uy51QXdyWbtAHNua4XJzUKca3OzKUd3vA=="],

frontend/package.json

@@ -28,6 +28,7 @@
     "@fortawesome/free-solid-svg-icons": "^6.7.2",
     "@stripe/stripe-js": "^5.6.0",
     "@tailwindcss/postcss": "^4.0.3",
+    "countup.js": "^2.8.0",
     "gsap": "^3.12.7",
     "keycloak-angular": "^16.0.1",
     "keycloak-js": "^25.0.5",

frontend/src/app/feature/game/blackjack/blackjack.component.html

@@ -6,19 +6,6 @@
       <app-dealer-hand [cards]="dealerCards()"></app-dealer-hand>
       <app-player-hand [cards]="playerCards()"></app-player-hand>
 
-      @if (isActionInProgress()) {
-        <div class="flex justify-center">
-          <div
-            class="card p-4 flex items-center gap-3 animate-pulse bg-deep-blue-light border border-deep-blue-light/50"
-          >
-            <div
-              class="w-5 h-5 rounded-full border-2 border-white border-t-transparent animate-spin"
-            ></div>
-            <span>{{ currentAction() }}</span>
-          </div>
-        </div>
-      }
-
       @if (gameInProgress()) {
         <app-game-controls
           [playerCards]="playerCards()"

frontend/src/app/feature/game/blackjack/blackjack.component.ts

@@ -48,7 +48,6 @@ export default class BlackjackComponent implements OnInit {
   showGameResult = signal(false);
 
   isActionInProgress = signal(false);
-  currentAction = signal<string>('');
 
   showDebtDialog = signal(false);
   debtAmount = signal(0);
@@ -96,7 +95,6 @@ export default class BlackjackComponent implements OnInit {
 
   onNewGame(bet: number): void {
     this.isActionInProgress.set(true);
-    this.currentAction.set('Spiel wird gestartet...');
 
     this.blackjackService.startGame(bet).subscribe({
       next: (game) => {
@@ -115,7 +113,6 @@ export default class BlackjackComponent implements OnInit {
     if (!this.currentGameId() || this.isActionInProgress()) return;
 
     this.isActionInProgress.set(true);
-    this.currentAction.set('Karte wird gezogen...');
 
     this.blackjackService.hit(this.currentGameId()!).subscribe({
       next: (game) => {
@@ -142,7 +139,6 @@ export default class BlackjackComponent implements OnInit {
     }
 
     this.isActionInProgress.set(true);
-    this.currentAction.set('Dealer zieht Karten...');
 
     this.blackjackService.stand(this.currentGameId()!).subscribe({
       next: (game) => {
@@ -167,7 +163,6 @@ export default class BlackjackComponent implements OnInit {
     }
 
     this.isActionInProgress.set(true);
-    this.currentAction.set('Einsatz wird verdoppelt...');
 
     this.blackjackService.doubleDown(this.currentGameId()!).subscribe({
       next: (game) => {

frontend/src/app/feature/game/blackjack/components/animated-number/animated-number.component.ts

@@ -0,0 +1,76 @@
+import { ChangeDetectionStrategy, Component, Input, OnChanges, SimpleChanges, ElementRef, ViewChild, AfterViewInit } from '@angular/core';
+import { CommonModule, CurrencyPipe } from '@angular/common';
+import { CountUp } from 'countup.js';
+
+@Component({
+  selector: 'app-animated-number',
+  standalone: true,
+  imports: [CommonModule, CurrencyPipe],
+  template: `
+    <span #numberElement>{{ formattedValue }}</span>
+  `,
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class AnimatedNumberComponent implements OnChanges, AfterViewInit {
+  @Input() value = 0;
+  @Input() duration = 1;
+  @Input() ease = 'power1.out';
+
+  @ViewChild('numberElement') numberElement!: ElementRef;
+
+  private countUp: CountUp | null = null;
+  private previousValue = 0;
+  formattedValue = '0,00 €';
+
+  ngAfterViewInit(): void {
+    this.initializeCountUp();
+    if (this.countUp && this.value !== 0) {
+      this.countUp.start(() => {
+        this.previousValue = this.value;
+      });
+    }
+  }
+
+  ngOnChanges(changes: SimpleChanges): void {
+    if (changes['value']) {
+      if (this.countUp) {
+        const endVal = this.value;
+        
+        this.countUp.update(endVal);
+        this.previousValue = endVal;
+      } else {
+        this.formattedValue = new Intl.NumberFormat('de-DE', {
+          style: 'currency',
+          currency: 'EUR',
+          minimumFractionDigits: 2,
+          maximumFractionDigits: 2,
+        }).format(this.value);
+      }
+    }
+  }
+
+  private initializeCountUp(): void {
+    if (this.numberElement) {
+      this.countUp = new CountUp(this.numberElement.nativeElement, this.value, {
+        startVal: this.previousValue,
+        duration: this.duration,
+        easingFn: (t, b, c, d) => {
+          if (this.ease === 'power1.out') {
+            return c * (1 - Math.pow(1 - t / d, 1)) + b;
+          }
+          return c * (t / d) + b;
+        },
+        formattingFn: (value) => {
+          const formatted = new Intl.NumberFormat('de-DE', {
+            style: 'currency',
+            currency: 'EUR',
+            minimumFractionDigits: 2,
+            maximumFractionDigits: 2,
+          }).format(value);
+          this.formattedValue = formatted;
+          return formatted;
+        },
+      });
+    }
+  }
+} 

frontend/src/app/feature/game/blackjack/components/game-controls/game-controls.component.ts

@@ -28,54 +28,27 @@ import { GameControlsService } from '@blackjack/services/game-controls.service';
           (click)="hit.emit()"
           class="button-primary px-8 py-4 text-lg font-medium min-w-[120px] relative"
           [disabled]="gameState !== GameState.IN_PROGRESS || isActionInProgress"
-          [class.opacity-50]="isActionInProgress"
         >
-          <span [class.invisible]="isActionInProgress">Ziehen</span>
+          <span>Ziehen</span>
-          @if (isActionInProgress) {
-            <div class="absolute inset-0 flex items-center justify-center">
-              <div
-                class="w-4 h-4 border-2 border-white border-t-transparent rounded-full animate-spin"
-              ></div>
-            </div>
-          }
         </button>
         <button
           (click)="stand.emit()"
           class="button-primary px-8 py-4 text-lg font-medium min-w-[120px] relative"
           [disabled]="gameState !== GameState.IN_PROGRESS || isActionInProgress"
-          [class.opacity-50]="isActionInProgress"
         >
-          <span [class.invisible]="isActionInProgress">Halten</span>
+          <span>Halten</span>
-          @if (isActionInProgress) {
-            <div class="absolute inset-0 flex items-center justify-center">
-              <div
-                class="w-4 h-4 border-2 border-white border-t-transparent rounded-full animate-spin"
-              ></div>
-            </div>
-          }
         </button>
         <button
           (click)="doubleDown.emit()"
           class="button-primary px-8 py-4 text-lg font-medium min-w-[120px] relative"
-          [disabled]="
+          [disabled]="!canDoubleDown || isActionInProgress"
-            gameState !== GameState.IN_PROGRESS || playerCards.length !== 2 || isActionInProgress
-          "
-          [class.opacity-50]="isActionInProgress"
         >
-          <span [class.invisible]="isActionInProgress">Verdoppeln</span>
+          <span>Verdoppeln</span>
-          @if (isActionInProgress) {
-            <div class="absolute inset-0 flex items-center justify-center">
-              <div
-                class="w-4 h-4 border-2 border-white border-t-transparent rounded-full animate-spin"
-              ></div>
-            </div>
-          }
         </button>
         <button
           (click)="leave.emit()"
           class="bg-accent-red hover:bg-accent-red/80 px-8 py-4 rounded text-lg font-medium min-w-[120px] transition-all duration-300"
           [disabled]="isActionInProgress"
-          [class.opacity-50]="isActionInProgress"
         >
           Abbrechen
         </button>
@@ -97,4 +70,12 @@ export class GameControlsComponent {
   protected readonly GameState = GameState;
 
   constructor(protected gameControlsService: GameControlsService) {}
+
+  get canDoubleDown(): boolean {
+    return (
+      this.gameState === GameState.IN_PROGRESS &&
+      this.playerCards.length === 2 &&
+      !this.isActionInProgress
+    );
+  }
 }

frontend/src/app/feature/game/blackjack/components/game-info/game-info.component.ts

@@ -11,11 +11,12 @@ import {
 import { CommonModule, CurrencyPipe } from '@angular/common';
 import { FormGroup, ReactiveFormsModule } from '@angular/forms';
 import { BettingService } from '@blackjack/services/betting.service';
+import { AnimatedNumberComponent } from '../animated-number/animated-number.component';
 
 @Component({
   selector: 'app-game-info',
   standalone: true,
-  imports: [CommonModule, CurrencyPipe, ReactiveFormsModule],
+  imports: [CommonModule, CurrencyPipe, ReactiveFormsModule, AnimatedNumberComponent],
   template: `
     <div class="card p-4">
       <h3 class="section-heading text-xl mb-4">Spiel Informationen</h3>
@@ -23,7 +24,7 @@ import { BettingService } from '@blackjack/services/betting.service';
         <div class="flex justify-between items-center">
           <span class="text-text-secondary">Aktuelle Wette:</span>
           <span [class]="currentBet > 0 ? 'text-accent-red' : 'text-text-secondary'">
-            {{ currentBet | currency: 'EUR' }}
+            <app-animated-number [value]="currentBet" [duration]="0.5"></app-animated-number>
           </span>
         </div>
 

frontend/src/app/feature/game/blackjack/components/game-result/game-result.component.ts

@@ -2,11 +2,12 @@ import { ChangeDetectionStrategy, Component, Input, Output, EventEmitter } from
 import { CommonModule, CurrencyPipe } from '@angular/common';
 import { animate, style, transition, trigger } from '@angular/animations';
 import { GameState } from '../../enum/gameState';
+import { AnimatedNumberComponent } from '../animated-number/animated-number.component';
 
 @Component({
   selector: 'app-game-result',
   standalone: true,
-  imports: [CommonModule, CurrencyPipe],
+  imports: [CommonModule, CurrencyPipe, AnimatedNumberComponent],
   template: `
     <div *ngIf="visible" [@fadeInOut] class="modal-bg" style="z-index: 1000; position: fixed;">
       <div class="modal-card" [@cardAnimation]>
@@ -18,7 +19,9 @@ import { GameState } from '../../enum/gameState';
         >
           <div class="grid grid-cols-2 gap-4">
             <div class="text-text-secondary">Einsatz:</div>
-            <div class="font-medium text-right">{{ amount | currency: 'EUR' }}</div>
+            <div class="font-medium text-right">
+              <app-animated-number [value]="amount" [duration]="0.5"></app-animated-number>
+            </div>
 
             <div class="text-text-secondary">
               {{ isDraw ? 'Zurückgegeben:' : isWin ? 'Gewonnen:' : 'Verloren:' }}
@@ -31,9 +34,13 @@ import { GameState } from '../../enum/gameState';
                 'text-yellow-400': isDraw,
               }"
             >
-              {{ isLoss ? '-' : '+' }}{{ isWin ? amount * 2 : (amount | currency: 'EUR') }}
+              {{ isLoss ? '-' : '+' }}
+              <app-animated-number
+                [value]="isWin ? amount * 2 : amount"
+                [duration]="0.5"
+              ></app-animated-number>
               <div *ngIf="isWin" class="text-xs text-text-secondary">
-                (Einsatz {{ amount | currency: 'EUR' }} × 2)
+                (Einsatz <app-animated-number [value]="amount" [duration]="0.5"></app-animated-number> × 2)
               </div>
             </div>
 
@@ -41,7 +48,7 @@ import { GameState } from '../../enum/gameState';
               Kontostand:
             </div>
             <div class="font-medium text-right border-t border-text-secondary/20 pt-3">
-              {{ balance | currency: 'EUR' }}
+              <app-animated-number [value]="balance" [duration]="0.5"></app-animated-number>
             </div>
           </div>
         </div>

frontend/src/app/service/user.service.ts

@@ -13,7 +13,6 @@ export class UserService {
   public currentUser$ = this.currentUserSubject.asObservable();
 
   constructor() {
-    // Initialize with current user data
     this.getCurrentUser().subscribe();
   }
 

frontend/src/app/shared/components/debt-dialog/debt-dialog.component.ts

@@ -11,18 +11,19 @@ import {
 import { CommonModule } from '@angular/common';
 import { animate, style, transition, trigger } from '@angular/animations';
 import { interval, Subscription, takeWhile } from 'rxjs';
+import { AnimatedNumberComponent } from '@blackjack/components/animated-number/animated-number.component';
 
 @Component({
   selector: 'app-debt-dialog',
   standalone: true,
-  imports: [CommonModule],
+  imports: [CommonModule, AnimatedNumberComponent],
   template: `
     <div *ngIf="visible" [@fadeInOut] class="modal-bg" style="z-index: 1000; position: fixed;">
       <div class="modal-card" [@cardAnimation]>
         <h2 class="modal-heading text-accent-red">WARNUNG!</h2>
         <p class="py-2 text-text-secondary mb-4">
           Du hast nicht genug Geld für den Double Down. Du bist jetzt im Minus und schuldest uns
-          {{ amount | currency: 'EUR' }}.
+          <app-animated-number [value]="amount" [duration]="0.5"></app-animated-number>.
         </p>
         <p class="py-2 text-accent-red mb-4 font-bold">
           Liefer das Geld sofort an den Dead Drop oder es wird unangenehme Konsequenzen geben!
@@ -32,7 +33,9 @@ import { interval, Subscription, takeWhile } from 'rxjs';
         >
           <div class="grid grid-cols-2 gap-4">
             <div class="text-text-secondary">Schulden:</div>
-            <div class="font-medium text-right text-accent-red">{{ amount | currency: 'EUR' }}</div>
+            <div class="font-medium text-right text-accent-red">
+              <app-animated-number [value]="amount" [duration]="0.5"></app-animated-number>
+            </div>
           </div>
         </div>
         <div class="text-center mb-6">

frontend/src/app/shared/components/navbar/navbar.component.html

@@ -19,9 +19,9 @@
             class="text-white font-bold bg-deep-blue-contrast rounded-full px-4 py-2 text-sm hover:bg-deep-blue-contrast/80 hover:cursor-pointer hover:scale-105 transition-all active:scale-95 select-none duration-300"
             routerLink="/home"
           >
-            <span [class]="balance() < 0 ? 'text-accent-red' : ''">{{
+            <span [class]="balance() < 0 ? 'text-accent-red' : ''">
-              balance() | currency: 'EUR' : 'symbol' : '1.2-2'
+              <app-animated-number [value]="balance()" [duration]="0.5"></app-animated-number>
-            }}</span>
+            </span>
           </div>
           <button (click)="logout()" class="button-primary px-4 py-1.5">Abmelden</button>
         }

frontend/src/app/shared/components/navbar/navbar.component.ts

@@ -11,12 +11,13 @@ import { KeycloakService } from 'keycloak-angular';
 import { CurrencyPipe } from '@angular/common';
 import { UserService } from '@service/user.service';
 import { Subscription } from 'rxjs';
+import { AnimatedNumberComponent } from '@blackjack/components/animated-number/animated-number.component';
 
 @Component({
   selector: 'app-navbar',
   templateUrl: './navbar.component.html',
   standalone: true,
-  imports: [RouterModule, CurrencyPipe],
+  imports: [RouterModule, CurrencyPipe, AnimatedNumberComponent],
   changeDetection: ChangeDetectionStrategy.OnPush,
 })
 export class NavbarComponent implements OnInit, OnDestroy {