backend/src/main/java/de/szut/casino/slots/SlotService.java

@@ -54,13 +54,12 @@ public class SlotService {
         SpinResult spinResult = new SpinResult();
         spinResult.setStatus(status.name().toLowerCase());
 
-        this.balanceService.subtractFunds(user, betAmount);
-
         if (status == Status.WIN) {
             BigDecimal winAmount = betAmount.multiply(winSymbol.getPayoutMultiplier());
             this.balanceService.addFunds(user, winAmount);
             spinResult.setAmount(winAmount);
         } else {
+            this.balanceService.subtractFunds(user, betAmount);
             spinResult.setAmount(betAmount);
         }
 

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

@@ -51,19 +51,11 @@ export default class BlackjackComponent implements OnInit {
   debtAmount = signal(0);
 
   ngOnInit(): void {
-    // Initial user load from server
     this.userService.getCurrentUser().subscribe((user) => {
       if (user) {
         this.balance.set(user.balance);
       }
     });
-    
-    // Subscribe to user updates for real-time balance changes
-    this.userService.currentUser$.subscribe((user) => {
-      if (user) {
-        this.balance.set(user.balance);
-      }
-    });
   }
 
   private updateGameState(game: BlackjackGame) {
@@ -92,21 +84,11 @@ export default class BlackjackComponent implements OnInit {
     if (isGameOver) {
       console.log('Game is over, state:', game.state);
       this.userService.refreshCurrentUser();
-      
-      // Get the latest balance before showing the result dialog
-      timer(1000).subscribe(() => {
-        this.userService.getCurrentUser().subscribe((user) => {
-          if (user) {
-            this.balance.set(user.balance);
-            // Show the result dialog after updating the balance
-            timer(500).subscribe(() => {
+      timer(1500).subscribe(() => {
         this.showGameResult.set(true);
         console.log('Game result dialog shown after delay');
       });
     }
-        });
-      });
-    }
   }
 
   onNewGame(bet: number): void {
@@ -183,20 +165,12 @@ export default class BlackjackComponent implements OnInit {
     this.blackjackService.doubleDown(this.currentGameId()!).subscribe({
       next: (game) => {
         this.updateGameState(game);
-        
-        // Wait a bit to ensure the backend has finished processing
-        timer(1000).subscribe(() => {
         this.userService.getCurrentUser().subscribe((user) => {
-            if (user) {
-              this.balance.set(user.balance);
-              if (user.balance < 0) {
+          if (user && user.balance < 0) {
             this.debtAmount.set(Math.abs(user.balance));
             this.showDebtDialog.set(true);
           }
-            }
         });
-        });
-        
         this.isActionInProgress.set(false);
       },
       error: (error) => {
@@ -210,13 +184,7 @@ export default class BlackjackComponent implements OnInit {
   onCloseGameResult(): void {
     console.log('Closing game result dialog');
     this.showGameResult.set(false);
-    
-    // Refresh the balance when dialog is closed and update local state
-    this.userService.getCurrentUser().subscribe((user) => {
-      if (user) {
-        this.balance.set(user.balance);
-      }
-    });
+    this.userService.refreshCurrentUser();
   }
 
   onCloseDebtDialog(): void {

frontend/src/app/feature/game/slots/slots.component.css

@@ -1,3 +1,15 @@
+/* Open button styling - Matches lootbox component style */
+.open-btn {
+  background: linear-gradient(90deg, #4338ca 0%, #8b5cf6 100%);
+  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
+  transition: all 0.2s ease;
+}
+.open-btn:hover {
+  background: linear-gradient(90deg, #4f46e5 0%, #a78bfa 100%);
+  transform: translateY(-2px);
+  box-shadow: 0 6px 8px rgba(0, 0, 0, 0.3);
+}
+
 /* Symbol colors */
 .symbol-BAR {
   color: var(--color-accent-yellow);

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

@@ -74,8 +74,9 @@
 
             <button
               (click)="spin()"
-              class="button-primary px-4 py-1.5 font-bold"
+              class="px-4 py-1.5 font-bold rounded"
               [ngClass]="{
+                'open-btn': hasEnoughBalance(),
                 'bg-gray-500 cursor-not-allowed': !hasEnoughBalance(),
               }"
               [disabled]="isSpinning || !hasEnoughBalance()"

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

@@ -114,15 +114,12 @@ export default class SlotsComponent implements OnInit, OnDestroy {
             this.userService.updateLocalBalance(result.amount);
           }
 
-          this.userService.refreshCurrentUser();
-          
           this.isSpinning = false;
         }, 1500);
       },
       error: (err) => {
         console.error('Error spinning slot machine:', err);
         this.userService.updateLocalBalance(betAmount);
-        this.userService.refreshCurrentUser();
         this.isSpinning = false;
       },
     });

frontend/src/app/feature/transaction-history/transaction-history.component.ts

@@ -1,11 +1,4 @@
-import {
-  ChangeDetectionStrategy,
-  Component,
-  EventEmitter,
-  inject,
-  Input,
-  Output,
-} from '@angular/core';
+import { ChangeDetectionStrategy, Component, EventEmitter, inject, Input, Output } from '@angular/core';
 import { TransactionService } from '@service/transaction.service';
 import { Observable } from 'rxjs';
 import { AsyncPipe, CurrencyPipe, DatePipe, NgIf } from '@angular/common';

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

@@ -13,19 +13,6 @@ export class UserService {
   private http: HttpClient = inject(HttpClient);
   private authService = inject(AuthService);
 
-  constructor() {
-    // Initialize with the current user from AuthService if available
-    const currentUser = this.authService.getUser();
-    if (currentUser) {
-      this.currentUserSubject.next(currentUser);
-    }
-
-    // Subscribe to auth service user updates
-    this.authService.userSubject.subscribe(user => {
-      this.currentUserSubject.next(user);
-    });
-  }
-
   public getCurrentUser(): Observable<User | null> {
     return this.http.get<User | null>('/backend/users/me').pipe(
       catchError(() => EMPTY),

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

@@ -10,7 +10,6 @@ import { RouterModule } from '@angular/router';
 import { AuthService } from '@service/auth.service';
 import { Subscription } from 'rxjs';
 import { AnimatedNumberComponent } from '@blackjack/components/animated-number/animated-number.component';
-import { UserService } from '@service/user.service';
 
 @Component({
   selector: 'app-navbar',
@@ -22,11 +21,9 @@ import { UserService } from '@service/user.service';
 export class NavbarComponent implements OnInit, OnDestroy {
   isMenuOpen = false;
   private authService: AuthService = inject(AuthService);
-  private userService: UserService = inject(UserService);
   isLoggedIn = this.authService.isLoggedIn();
 
   private authSubscription!: Subscription;
-  private userSubscription!: Subscription;
   public balance = signal(0);
 
   ngOnInit() {
@@ -35,22 +32,10 @@ export class NavbarComponent implements OnInit, OnDestroy {
         this.balance.set(user?.balance ?? 0);
       },
     });
-
-    // Also subscribe to UserService for real-time balance updates
-    this.userSubscription = this.userService.currentUser$.subscribe({
-      next: (user) => {
-        if (user) {
-          this.balance.set(user.balance);
-        }
-      },
-    });
   }
 
   ngOnDestroy() {
     this.authSubscription.unsubscribe();
-    if (this.userSubscription) {
-      this.userSubscription.unsubscribe();
-    }
   }
 
   logout() {