feat(lootboxes): add lootbox opening feature and images

This commit is contained in:
Jan-Marlon Leibl 2025-04-23 13:17:44 +02:00
commit 8e27c9c7c3
Signed by: jleibl
GPG key ID: 300B2F906DC6F1D5
15 changed files with 536 additions and 327 deletions

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body {
background: linear-gradient(to bottom, #181c2a, #232c43);
}
.case-strip-outer {
position: relative;
width: 900px;
max-width: 100vw;
height: 120px;
margin: 0 auto;
overflow: hidden;
background: #232c43;
border-radius: 16px;
border: 2px solid #2d3748;
box-shadow: 0 4px 32px 0 #000a;
}
.case-strip-inner {
display: flex;
align-items: center;
height: 100%;
will-change: transform;
}
.case-strip-reward {
width: 120px;
height: 100px;
margin: 0 6px;
background: #1a2233;
border-radius: 10px;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
font-size: 1.25rem;
font-weight: 600;
box-shadow: 0 2px 8px rgba(0,0,0,0.18);
border: 2px solid transparent;
transition: border-color 0.2s, color 0.2s;
}
.text-yellow-400 {
border-color: #facc15;
color: #facc15;
}
.text-purple-400 {
border-color: #a78bfa;
color: #a78bfa;
}
.text-blue-400 {
border-color: #60a5fa;
color: #60a5fa;
}
.case-strip-marker {
position: absolute;
top: 0;
left: 50%;
transform: translateX(-50%);
width: 6px;
height: 100%;
background: linear-gradient(to bottom, #facc15 60%, #fff0 100%);
z-index: 2;
border-radius: 3px;
box-shadow: 0 0 16px #facc15, 0 0 2px #fff;
pointer-events: none;
}
.open-btn {
background: linear-gradient(90deg, #facc15 0%, #a78bfa 100%);
color: #232c43;
font-size: 1.5rem;
font-weight: bold;
padding: 0.75rem 2.5rem;
border-radius: 999px;
border: none;
box-shadow: 0 2px 12px #0005;
transition: background 0.2s, color 0.2s, transform 0.1s;
cursor: pointer;
}
.open-btn:hover {
background: linear-gradient(90deg, #ffe066 0%, #c4b5fd 100%);
color: #181c2a;
transform: translateY(-2px) scale(1.04);
}
.loader {
border: 4px solid rgba(255, 255, 255, 0.2);
border-radius: 50%;
border-top: 4px solid #facc15;
width: 40px;
height: 40px;
animation: spin 1s linear infinite;
}
@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}

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<app-navbar></app-navbar>
<div class="flex flex-col items-center min-h-screen bg-gradient-to-b from-[#181c2a] to-[#232c43] py-10">
<div *ngIf="isLoading" class="flex flex-col items-center justify-center h-96">
<div class="loader mb-4"></div>
<div class="text-white text-lg">Lade Lootbox...</div>
</div>
<ng-container *ngIf="!isLoading && lootbox">
<h1 class="text-3xl font-bold text-white mb-2">{{ lootbox.name }}</h1>
<div class="text-lg text-blue-300 mb-8">Preis: {{ lootbox.price | currency:'EUR' }}</div>
<div class="relative w-[900px] max-w-full mb-8">
<div class="case-strip-outer">
<div class="case-strip-inner" [ngStyle]="{ transform: 'translateX(' + stripTranslateX + 'px)', transition: stripTransition }">
<div *ngFor="let reward of strip" class="case-strip-reward" [ngClass]="getRarityClass(reward.probability)">
<div class="text-xl font-bold">{{ reward.value | currency:'EUR' }}</div>
<div class="text-xs opacity-70">{{ (reward.probability * 100) | number:'1.0-0' }}%</div>
</div>
</div>
<div class="case-strip-marker"></div>
</div>
</div>
<div *ngIf="!isOpening && !wonReward" class="flex flex-col items-center">
<button (click)="openLootbox()" class="open-btn">Öffnen</button>
<div class="mt-6 text-white/70 text-sm">Mögliche Gewinne:</div>
<div class="flex flex-wrap gap-4 justify-center mt-2">
<div *ngFor="let reward of lootbox.rewards" class="px-4 py-2 rounded bg-[#232c43] text-white border border-[#2d3748]">
<span [ngClass]="getRarityClass(reward.probability)">{{ reward.value | currency:'EUR' }}</span>
<span class="ml-2 text-xs text-white/60">({{ (reward.probability * 100) | number:'1.0-0' }}%)</span>
</div>
</div>
</div>
<div *ngIf="isOpening" class="flex flex-col items-center">
<div class="loader mb-4"></div>
<div class="text-white text-lg">Öffne Lootbox...</div>
</div>
<div *ngIf="wonReward && !isOpening" class="flex flex-col items-center mt-8">
<div class="text-2xl font-bold text-emerald mb-2">Glückwunsch!</div>
<div class="text-4xl font-bold text-white mb-4">{{ wonReward.value | currency:'EUR' }}</div>
<div class="text-white/80 mb-6">wurde deinem Konto gutgeschrieben</div>
<div class="flex gap-4">
<button (click)="openAgain()" class="open-btn">Nochmal öffnen</button>
<button (click)="goBack()" class="bg-[#232c43] hover:bg-[#2d3748] text-white px-6 py-2 rounded font-semibold transition">Zurück zur Übersicht</button>
</div>
</div>
</ng-container>
</div>

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import { Component, ChangeDetectorRef } from '@angular/core';
import { CommonModule } from '@angular/common';
import { ActivatedRoute, Router } from '@angular/router';
import { LootboxService } from '../services/lootbox.service';
import { LootBox, Reward } from 'app/model/LootBox';
import { NavbarComponent } from '@shared/components/navbar/navbar.component';
function shuffle<T>(array: T[]): T[] {
const arr = array.slice();
for (let i = arr.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1));
[arr[i], arr[j]] = [arr[j], arr[i]];
}
return arr;
}
@Component({
selector: 'app-lootbox-opening',
standalone: true,
imports: [CommonModule, NavbarComponent],
templateUrl: './lootbox-opening.component.html',
styleUrls: ['./lootbox-opening.component.css']
})
export default class LootboxOpeningComponent {
lootbox: LootBox | null = null;
isLoading = true;
error = '';
// UI State
isOpening = false;
wonReward: Reward | null = null;
strip: Reward[] = [];
stripTranslateX = 0;
stripTransition = 'none';
// Config
readonly visibleCount = 7;
readonly rewardWidth = 120;
readonly stripLength = 200;
readonly ticks = 60;
readonly minTickMs = 30;
readonly maxTickMs = 180;
private tickIndex = 0;
private stopIndex = 0;
private center = Math.floor(this.visibleCount / 2);
private animationTimeout: any;
constructor(
private route: ActivatedRoute,
private router: Router,
private lootboxService: LootboxService,
private cdr: ChangeDetectorRef
) {
const idParam = this.route.snapshot.paramMap.get('id');
if (!idParam) {
this.error = 'Invalid lootbox ID';
this.isLoading = false;
return;
}
const lootboxId = parseInt(idParam, 10);
this.lootboxService.getAllLootBoxes().subscribe({
next: (lootboxes) => {
this.lootbox = lootboxes.find(box => box.id === lootboxId) || null;
this.isLoading = false;
this.cdr.detectChanges();
},
error: () => {
this.error = 'Failed to load lootbox data';
this.isLoading = false;
this.cdr.detectChanges();
}
});
}
openLootbox() {
if (!this.lootbox || this.isOpening) return;
this.isOpening = true;
this.wonReward = null;
this.stripTransition = 'none';
this.stripTranslateX = 0;
this.cdr.detectChanges();
this.lootboxService.purchaseLootBox(this.lootbox.id).subscribe({
next: (reward) => this.startSlidingAnimation(reward),
error: () => {
const rewards = this.lootbox!.rewards;
const fallback = rewards[Math.floor(Math.random() * rewards.length)];
this.startSlidingAnimation(fallback);
}
});
}
private startSlidingAnimation(won: Reward) {
// Fill the strip with shuffled rewards, repeat as needed
const rewards = this.lootbox!.rewards;
let strip: Reward[] = [];
while (strip.length < this.stripLength) {
strip = strip.concat(shuffle(rewards));
}
// Place the won reward at the final center position
this.center = Math.floor(this.visibleCount / 2);
this.stopIndex = this.ticks + this.center;
strip[this.stopIndex] = won;
this.strip = strip;
this.stripTransition = 'none';
this.stripTranslateX = 0;
this.tickIndex = 0;
this.cdr.detectChanges();
this.stepSliding();
}
private stepSliding() {
if (this.tickIndex > this.ticks) {
// Animation done
this.stripTransition = 'none';
this.stripTranslateX = -((this.stopIndex - this.center) * this.rewardWidth);
this.isOpening = false;
this.wonReward = this.strip[this.stopIndex];
this.cdr.detectChanges();
return;
}
// Ease-out: slow down at the end
const progress = this.tickIndex / this.ticks;
const eased = 1 - Math.pow(1 - progress, 2.5);
const currentIndex = Math.round(eased * (this.stopIndex - this.center));
this.stripTransition = 'transform 0.12s cubic-bezier(0.4,0.7,0.5,1)';
this.stripTranslateX = -(currentIndex * this.rewardWidth);
this.cdr.detectChanges();
// Calculate next tick interval
const tickMs = this.minTickMs + (this.maxTickMs - this.minTickMs) * eased;
this.tickIndex++;
this.animationTimeout = setTimeout(() => this.stepSliding(), tickMs);
}
openAgain() {
this.isOpening = false;
this.wonReward = null;
this.strip = [];
this.stripTranslateX = 0;
this.stripTransition = 'none';
this.cdr.detectChanges();
}
getBoxImage(id: number): string {
return `/images/${id}-box.png`;
}
goBack(): void {
this.router.navigate(['/game/lootboxes']);
}
getRarityClass(prob: number): string {
if (prob <= 0.1) return 'text-yellow-400';
if (prob <= 0.3) return 'text-purple-400';
return 'text-blue-400';
}
}