feat: sign in sign up with all views

kittyurl-frontend/src/App.css

@@ -0,0 +1,42 @@
+#root {
+  max-width: 1280px;
+  margin: 0 auto;
+  padding: 2rem;
+  text-align: center;
+}
+
+.logo {
+  height: 6em;
+  padding: 1.5em;
+  will-change: filter;
+  transition: filter 300ms;
+}
+.logo:hover {
+  filter: drop-shadow(0 0 2em #646cffaa);
+}
+.logo.react:hover {
+  filter: drop-shadow(0 0 2em #61dafbaa);
+}
+
+@keyframes logo-spin {
+  from {
+    transform: rotate(0deg);
+  }
+  to {
+    transform: rotate(360deg);
+  }
+}
+
+@media (prefers-reduced-motion: no-preference) {
+  a:nth-of-type(2) .logo {
+    animation: logo-spin infinite 20s linear;
+  }
+}
+
+.card {
+  padding: 2em;
+}
+
+.read-the-docs {
+  color: #888;
+}

kittyurl-frontend/src/App.tsx

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+import { useState } from 'react';
+import { Navbar } from './components/Navbar';
+import { Generator } from './components/Generator';
+import { LoginView } from './components/LoginView';
+import { HistoryView } from './components/HistoryView';
+import { KittyGame } from './components/KittyGame';
+import { FlappyCat } from './components/FlappyCat';
+import { useAuth } from './hooks/useAuth';
+
+// Eksportujemy typ, aby inne pliki mogły go użyć
+export type View = 'home' | 'login' | 'history' | 'jump-game' | 'flappy-game';
+
+function App() {
+    const [url, setUrl] = useState('');
+    const [view, setView] = useState<View>('home');
+    const { isAuthenticated, logout } = useAuth();
+
+    const renderView = () => {
+        switch (view) {
+            case 'login':
+                return <LoginView onBack={() => setView('home')} onSuccess={() => setView('home')} />;
+            case 'history':
+                return <HistoryView onBack={() => setView('home')} />;
+            case 'jump-game':
+                return <KittyGame onBack={() => setView('home')} />;
+            case 'flappy-game':
+                return <FlappyCat onBack={() => setView('home')} />;
+            default:
+                return <Generator url={url} setUrl={setUrl} onGenerate={() => alert('Meow!')} />;
+        }
+    };
+
+    return (
+        <div className="min-h-screen bg-[#fff5f8] text-slate-700 font-sans">
+            <Navbar
+                onNavigate={(v: View) => setView(v)}
+                isAuthenticated={isAuthenticated}
+                onLogout={logout}
+            />
+            <main>{renderView()}</main>
+        </div>
+    );
+}
+
+export default App;

kittyurl-frontend/src/api/auth.ts

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+import axios from 'axios';
+import { sha512 } from 'js-sha512';
+
+// Interfejs zgodny z Twoją dokumentacją [cite: 74-79]
+export interface AuthResponse {
+  status: "ok";
+  name: string;
+  role: "user" | "admin";
+  token: string;
+}
+
+export const loginUser = async (name: string, pass: string): Promise<AuthResponse> => {
+  // Wysyłamy POST zgodnie ze specyfikacją dokumentacji [cite: 68]
+  const response = await axios.post('https://twoj-backend.pl/api/v1/user/signIn', {
+    name: name,
+    password: sha512(pass) // Wymagane SHA-512 [cite: 71]
+  });
+
+  // Jeśli sukces, zapisujemy token JWT [cite: 78]
+  if (response.data.status === "ok") {
+    localStorage.setItem('token', response.data.token);
+  }
+
+  return response.data;
+};

kittyurl-frontend/src/assets/react.svg

@@ -0,0 +1 @@
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kittyurl-frontend/src/components/DetailedKitty.tsx

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+import React from 'react';
+
+interface DetailedKittyProps {
+    isJumping: boolean;
+    isNight: boolean;
+    isGameOver: boolean;
+}
+
+export const DetailedKitty: React.FC<DetailedKittyProps> = ({ isJumping, isNight, isGameOver }) => {
+    const mainColor = isGameOver ? (isNight ? '#475569' : '#cbd5e1') : (isNight ? '#f8fafc' : '#f472b6');
+    const stripeColor = isNight ? '#cbd5e1' : '#ec4899';
+    const earColor = isNight ? '#334155' : '#fbcfe8';
+
+    return (
+        <div className={`relative w-20 h-14 transition-all duration-200 ${isJumping ? '-rotate-6 scale-110' : ''}`}>
+
+            {/* OGON (Merdający) */}
+            <div
+                className="absolute -left-4 top-4 w-8 h-3 rounded-full origin-right rotate-[-20deg]"
+                style={{
+                    backgroundColor: mainColor,
+                    animation: !isGameOver ? 'tail-wag 0.8s ease-in-out infinite' : 'none'
+                }}
+            />
+
+            {/* TUŁÓW */}
+            <div className="absolute inset-0 rounded-[2rem] overflow-hidden" style={{ backgroundColor: mainColor }}>
+                {/* Paski na grzbiecie */}
+                <div className="absolute top-0 left-1/4 w-2 h-4 rounded-full opacity-30" style={{ backgroundColor: stripeColor }} />
+                <div className="absolute top-0 left-1/2 w-2 h-4 rounded-full opacity-30" style={{ backgroundColor: stripeColor }} />
+                <div className="absolute top-0 left-3/4 w-2 h-4 rounded-full opacity-30" style={{ backgroundColor: stripeColor }} />
+            </div>
+
+            {/* GŁOWA */}
+            <div className="absolute -right-4 -top-6 w-14 h-13 rounded-full shadow-sm" style={{ backgroundColor: mainColor }}>
+                {/* Uszy z wnętrzem */}
+                <div className="absolute -top-2 left-1 w-5 h-6 rounded-t-full rotate-[-15deg]" style={{ backgroundColor: mainColor }}>
+                    <div className="absolute inset-1 rounded-t-full" style={{ backgroundColor: earColor }} />
+                </div>
+                <div className="absolute -top-2 right-1 w-5 h-6 rounded-t-full rotate-[15deg]" style={{ backgroundColor: mainColor }}>
+                    <div className="absolute inset-1 rounded-t-full" style={{ backgroundColor: earColor }} />
+                </div>
+
+                {/* Oczy z błyskiem */}
+                <div className={`absolute top-5 left-3 w-2.5 h-2.5 rounded-full ${isGameOver ? 'bg-slate-400' : 'bg-slate-900'}`}>
+                    {!isGameOver && <div className="absolute top-0.5 left-0.5 w-1 h-1 bg-white rounded-full opacity-70" />}
+                </div>
+                <div className={`absolute top-5 right-3 w-2.5 h-2.5 rounded-full ${isGameOver ? 'bg-slate-400' : 'bg-slate-900'}`}>
+                    {!isGameOver && <div className="absolute top-0.5 left-0.5 w-1 h-1 bg-white rounded-full opacity-70" />}
+                </div>
+
+                {/* Wąsy */}
+                <div className="absolute top-7 -left-3 w-4 h-[1px] bg-slate-300 rotate-[10deg] opacity-50" />
+                <div className="absolute top-9 -left-3 w-4 h-[1px] bg-slate-300 rotate-[-5deg] opacity-50" />
+                <div className="absolute top-7 -right-3 w-4 h-[1px] bg-slate-300 rotate-[-10deg] opacity-50" />
+                <div className="absolute top-9 -right-3 w-4 h-[1px] bg-slate-300 rotate-[5deg] opacity-50" />
+
+                {/* Nosek i Pyszczek */}
+                <div className="absolute top-8 left-1/2 -translate-x-1/2 w-2 h-1.5 bg-pink-400 rounded-full" />
+            </div>
+
+            {/* ŁAPKI (Zintegrowane z animacją biegu) */}
+            {/* Przednia lewa */}
+            <div className="absolute bottom-[-10px] left-4 w-3 h-6 rounded-full origin-top"
+                style={{
+                    backgroundColor: mainColor,
+                    animation: !isJumping && !isGameOver ? 'kitty-walk 0.2s infinite' : 'none',
+                    transform: isJumping ? 'rotate(45deg)' : 'none'
+                }}>
+                <div className="absolute bottom-0 w-full h-2 bg-white rounded-full opacity-60" /> {/* Skarpetka */}
+            </div>
+
+            {/* Przednia prawa */}
+            <div className="absolute bottom-[-10px] left-8 w-3 h-6 rounded-full origin-top"
+                style={{
+                    backgroundColor: mainColor,
+                    animation: !isJumping && !isGameOver ? 'kitty-walk-alt 0.2s infinite' : 'none',
+                    transform: isJumping ? 'rotate(45deg)' : 'none'
+                }}>
+                <div className="absolute bottom-0 w-full h-2 bg-white rounded-full opacity-60" />
+            </div>
+
+            {/* Tylna lewa */}
+            <div className="absolute bottom-[-10px] right-4 w-3 h-6 rounded-full origin-top"
+                style={{
+                    backgroundColor: mainColor,
+                    animation: !isJumping && !isGameOver ? 'kitty-walk 0.2s infinite' : 'none',
+                    transform: isJumping ? 'rotate(-45deg)' : 'none'
+                }}>
+                <div className="absolute bottom-0 w-full h-2 bg-white rounded-full opacity-60" />
+            </div>
+        </div>
+    );
+};

kittyurl-frontend/src/components/FlappyCat.tsx

@@ -0,0 +1,216 @@
+import React, { useState, useEffect, useRef, useCallback } from 'react';
+import { ArrowLeft, Trophy, Sparkles } from 'lucide-react';
+import { DetailedKitty } from './DetailedKitty';
+
+const GAP_SIZE = 170; // Przerwa między drapakami
+const PIPE_WIDTH = 70;
+const PIPE_SPAWN_RATE = 1500; // Nowy drapak co 1.5 sekundy
+
+export const FlappyCat: React.FC<{ onBack: () => void }> = ({ onBack }) => {
+    const [isPlaying, setIsPlaying] = useState(false);
+    const [gameOver, setGameOver] = useState(false);
+    const [score, setScore] = useState(0);
+    const [highScore, setHighScore] = useState<number>(() => {
+        const saved = localStorage.getItem('flappyKittyHighScore');
+        return saved ? parseInt(saved, 10) : 0;
+    });
+
+    // Stany pozycji do renderowania
+    const [displayKittyY, setDisplayKittyY] = useState(150);
+    const [displayPipes, setDisplayPipes] = useState<{ x: number; topHeight: number; id: number }[]>([]);
+    const [rotation, setRotation] = useState(0);
+
+    // Referencje do fizyki (obliczenia poza Reactem dla płynności)
+    const kittyYRef = useRef(150);
+    const velocityRef = useRef(0);
+    const pipesRef = useRef<{ x: number; topHeight: number; id: number }[]>([]);
+    const scoreRef = useRef(0);
+    const requestRef = useRef<number>(0);
+
+    const GRAVITY = 0.35;
+    const JUMP_STRENGTH = -7;
+
+    const startGame = useCallback(() => {
+        setIsPlaying(true);
+        setGameOver(false);
+        setScore(0);
+        scoreRef.current = 0;
+        kittyYRef.current = 150;
+        velocityRef.current = 0;
+        pipesRef.current = [];
+        setDisplayKittyY(150);
+        setDisplayPipes([]);
+    }, []);
+
+    const flap = useCallback(() => {
+        if (isPlaying && !gameOver) {
+            velocityRef.current = JUMP_STRENGTH;
+        }
+    }, [isPlaying, gameOver]);
+
+    useEffect(() => {
+        const update = () => {
+            if (gameOver || !isPlaying) return;
+
+            // 1. Fizyka lotu
+            velocityRef.current += GRAVITY;
+            kittyYRef.current += velocityRef.current;
+
+            // Obrót kota zależnie od prędkości
+            setRotation(Math.min(Math.max(velocityRef.current * 4, -20), 90));
+
+            // 2. Kolizja z sufitem i podłogą
+            if (kittyYRef.current > 380 || kittyYRef.current < -50) {
+                endGame();
+                return;
+            }
+
+            // 3. Ruch drapaków (rur)
+            pipesRef.current = pipesRef.current
+                .map(p => ({ ...p, x: p.x - 4 })) // Prędkość rur
+                .filter(p => p.x > -100);
+
+            // 4. Wykrywanie kolizji z drapakami
+            pipesRef.current.forEach(p => {
+                // Kot jest na stałej pozycji X (ok. 50-100px)
+                if (p.x < 110 && p.x + PIPE_WIDTH > 40) {
+                    // Sprawdzanie czy kot uderzył w górny lub dolny drapak
+                    if (kittyYRef.current < p.topHeight || kittyYRef.current > p.topHeight + GAP_SIZE - 40) {
+                        endGame();
+                    }
+                }
+
+                // Dodawanie punktów
+                if (p.x < 40 && !p.hasOwnProperty('passed')) {
+                    (p as any).passed = true;
+                    scoreRef.current += 1;
+                    setScore(scoreRef.current);
+                }
+            });
+
+            // 5. Synchronizacja z widokiem
+            setDisplayKittyY(kittyYRef.current);
+            setDisplayPipes([...pipesRef.current]);
+
+            requestRef.current = requestAnimationFrame(update);
+        };
+
+        const endGame = () => {
+            setGameOver(true);
+            setIsPlaying(false);
+            const currentHS = parseInt(localStorage.getItem('flappyKittyHighScore') || '0', 10);
+            if (scoreRef.current > currentHS) {
+                setHighScore(scoreRef.current);
+                localStorage.setItem('flappyKittyHighScore', scoreRef.current.toString());
+            }
+        };
+
+        if (isPlaying && !gameOver) {
+            requestRef.current = requestAnimationFrame(update);
+        }
+        return () => cancelAnimationFrame(requestRef.current);
+    }, [isPlaying, gameOver]);
+
+    // Generator nowych drapaków
+    useEffect(() => {
+        if (!isPlaying || gameOver) return;
+        const interval = setInterval(() => {
+            const topHeight = Math.random() * (220 - 50) + 50;
+            pipesRef.current.push({ x: 650, topHeight, id: Date.now() });
+        }, PIPE_SPAWN_RATE);
+        return () => clearInterval(interval);
+    }, [isPlaying, gameOver]);
+
+    // Obsługa klawiszy
+    useEffect(() => {
+        const handleKey = (e: KeyboardEvent) => {
+            if (e.code === 'Space') {
+                e.preventDefault();
+                if (!isPlaying || gameOver) startGame(); else flap();
+            }
+        };
+        window.addEventListener('keydown', handleKey);
+        return () => window.removeEventListener('keydown', handleKey);
+    }, [isPlaying, gameOver, startGame, flap]);
+
+    return (
+        <div className="flex flex-col items-center justify-center min-h-[75vh] p-4">
+            <button onClick={onBack} className="mb-6 flex items-center gap-2 text-pink-500 font-bold hover:scale-105 transition-all outline-none">
+                <ArrowLeft size={20} /> Back to Menu
+            </button>
+
+            {/* OKNO GRY */}
+            <div
+                className="relative w-full max-w-[600px] h-[450px] bg-sky-100 rounded-[3rem] shadow-2xl border-4 border-white overflow-hidden cursor-pointer select-none"
+                onClick={() => { if (!isPlaying || gameOver) startGame(); else flap(); }}
+            >
+                {/* Dekoracje tła */}
+                <div className="absolute top-10 left-10 text-white/40"><Sparkles size={40} /></div>
+                <div className="absolute top-40 right-20 text-white/30"><Sparkles size={60} /></div>
+
+                {/* Punkty */}
+                <div className="absolute top-6 right-8 text-right z-30 font-black">
+                    <div className="text-pink-500 text-4xl drop-shadow-sm">Score: {score}</div>
+                    <div className="text-pink-300 text-sm flex items-center justify-end gap-1"><Trophy size={14} /> Record: {highScore}</div>
+                </div>
+
+                {/* KOTEK */}
+                <div
+                    className="absolute left-10 z-20 transition-transform duration-75"
+                    style={{
+                        top: `${displayKittyY}px`,
+                        transform: `rotate(${rotation}deg)`
+                    }}
+                >
+                    <DetailedKitty isJumping={true} isNight={false} isGameOver={gameOver} />
+                </div>
+
+                {/* DRAPAKI (Rury) */}
+                {displayPipes.map(p => (
+                    <React.Fragment key={p.id}>
+                        {/* Górny Drapak */}
+                        <div
+                            className="absolute bg-[#e5c29f] border-x-4 border-b-8 border-[#d4ac87] rounded-b-3xl shadow-sm"
+                            style={{ left: p.x, top: 0, width: PIPE_WIDTH, height: p.topHeight }}
+                        >
+                            <div className="absolute bottom-4 w-full h-2 bg-white/20" />
+                            <div className="absolute bottom-8 w-full h-2 bg-white/20" />
+                        </div>
+                        {/* Dolny Drapak */}
+                        <div
+                            className="absolute bg-[#e5c29f] border-x-4 border-t-8 border-[#d4ac87] rounded-t-3xl shadow-sm"
+                            style={{ left: p.x, top: p.topHeight + GAP_SIZE, width: PIPE_WIDTH, height: 450 - (p.topHeight + GAP_SIZE) }}
+                        >
+                            <div className="absolute top-4 w-full h-2 bg-white/20" />
+                            <div className="absolute top-8 w-full h-2 bg-white/20" />
+                        </div>
+                    </React.Fragment>
+                ))}
+
+                {/* Ekran Startowy */}
+                {!isPlaying && !gameOver && (
+                    <div className="absolute inset-0 bg-white/40 backdrop-blur-sm flex items-center justify-center z-40">
+                        <div className="bg-white p-10 rounded-[3rem] shadow-2xl text-center border-4 border-pink-100 max-w-xs w-full">
+                            <p className="text-3xl font-black text-pink-500 mb-6 tracking-tighter">Flappy Cat 🎈</p>
+                            <button className="bg-pink-500 text-white px-10 py-4 rounded-2xl font-black animate-bounce shadow-lg shadow-pink-200 text-xl">
+                                MEOW TO FLY
+                            </button>
+                            <p className="text-pink-300 text-xs mt-4 font-bold uppercase">Click or Space</p>
+                        </div>
+                    </div>
+                )}
+
+                {/* Ekran Koniec Gry */}
+                {gameOver && (
+                    <div className="absolute inset-0 bg-pink-50/90 backdrop-blur-md flex flex-col items-center justify-center z-40">
+                        <h3 className="text-5xl font-black text-pink-600 mb-2">Oops! 😿</h3>
+                        <p className="font-bold text-3xl text-pink-400 mb-8">Score: {score}</p>
+                        <button className="bg-pink-500 text-white px-12 py-4 rounded-2xl font-black text-xl shadow-xl hover:scale-110 transition-all active:scale-95">
+                            TRY AGAIN
+                        </button>
+                    </div>
+                )}
+            </div>
+        </div>
+    );
+};

kittyurl-frontend/src/components/Generator.tsx

@@ -0,0 +1,49 @@
+import React from 'react';
+import { PawPrint, Heart, Sparkles, Cat } from 'lucide-react';
+
+interface GeneratorProps {
+    url: string;
+    setUrl: (val: string) => void;
+    onGenerate: () => void;
+}
+
+export const Generator: React.FC<GeneratorProps> = ({ url, setUrl, onGenerate }) => (
+    <div className="max-w-[800px] mx-auto pt-16 px-4 flex flex-col items-center">
+        <header className="text-center mb-12">
+            <h1 className="text-7xl font-black text-pink-500 mb-2 tracking-tighter flex items-center gap-4">
+                KittyURL <PawPrint size={50} fill="currentColor" />
+            </h1>
+            <p className="text-pink-300 text-xl font-medium">Shorten your links with a purr!</p>
+        </header>
+
+        <div className="w-full bg-white rounded-[3rem] shadow-2xl shadow-pink-200/50 p-10 border-4 border-white relative overflow-hidden">
+            <div className="mb-6">
+                <label className="block text-xs font-black uppercase tracking-widest text-pink-300 mb-3 ml-2">Long URL to shorten</label>
+                <div className="relative">
+                    <input
+                        type="url"
+                        placeholder="https://example.com/very-long-url"
+                        className="w-full p-5 bg-pink-50/30 border-2 border-pink-100 rounded-2xl outline-none focus:border-pink-400 focus:bg-white transition-all text-lg shadow-inner"
+                        value={url}
+                        onChange={(e) => setUrl(e.target.value)}
+                    />
+                    <Heart className="absolute right-5 top-1/2 -translate-y-1/2 text-pink-200" size={24} />
+                </div>
+            </div>
+
+            <button
+                onClick={onGenerate}
+                className="w-full bg-pink-500 hover:bg-pink-600 text-white font-black py-5 rounded-[1.5rem] transition-all shadow-xl shadow-pink-100 active:scale-[0.98] text-xl flex items-center justify-center gap-3 cursor-pointer"
+            >
+                Generate Kitty Link <Sparkles size={24} />
+            </button>
+        </div>
+
+        <div className="w-full mt-16 text-center">
+            <div className="bg-pink-100/50 rounded-[2.5rem] border-4 border-dashed border-pink-200 p-12">
+                <Cat size={60} className="mx-auto text-pink-200 mb-4" />
+                <p className="text-pink-300 font-bold">No links generated yet. Feed me a URL! 🐾</p>
+            </div>
+        </div>
+    </div>
+);

kittyurl-frontend/src/components/HistoryView.tsx

@@ -0,0 +1,29 @@
+
+import { PawPrint, ExternalLink } from 'lucide-react';
+
+export const HistoryView = ({ onBack }: { onBack: () => void }) => (
+    <div className="max-w-4xl mx-auto p-6 pt-10">
+        <button onClick={onBack} className="mb-8 flex items-center gap-2 text-pink-500 font-bold hover:scale-105 transition-transform">
+            <PawPrint size={20} /> Back to KittyURL
+        </button>
+        <div className="bg-white/80 backdrop-blur-md rounded-[2.5rem] p-8 shadow-xl border-2 border-pink-50">
+            <h2 className="text-3xl font-black text-slate-800 mb-8">Recent Paws 🐾</h2>
+            <div className="overflow-hidden rounded-2xl border border-pink-100">
+                <table className="w-full text-left bg-white">
+                    <thead className="bg-pink-50 text-pink-600">
+                        <tr>
+                            <th className="px-6 py-4 font-bold uppercase text-xs">Long URL</th>
+                            <th className="px-6 py-4 font-bold uppercase text-xs">Kitty URL</th>
+                        </tr>
+                    </thead>
+                    <tbody className="divide-y divide-pink-50">
+                        <tr className="hover:bg-pink-50/50 transition-colors">
+                            <td className="px-6 py-4 text-slate-400 truncate max-w-[200px]">https://very-long-link.com/cats</td>
+                            <td className="px-6 py-4 font-bold text-pink-500 flex items-center gap-2">kitty.url/meow <ExternalLink size={14} /></td>
+                        </tr>
+                    </tbody>
+                </table>
+            </div>
+        </div>
+    </div>
+);

kittyurl-frontend/src/components/KittyGame.tsx

@@ -0,0 +1,251 @@
+import React, { useState, useEffect, useRef, useCallback } from 'react';
+import { ArrowLeft, Trophy, Sparkles, Moon, Sun } from 'lucide-react';
+
+// --- ZAAWANSOWANY MODEL KOTA (DetailedKitty) ---
+interface DetailedKittyProps {
+    isJumping: boolean;
+    isNight: boolean;
+    isGameOver: boolean;
+}
+
+const DetailedKitty: React.FC<DetailedKittyProps> = ({ isJumping, isNight, isGameOver }) => {
+    const mainColor = isGameOver ? (isNight ? '#475569' : '#cbd5e1') : (isNight ? '#f8fafc' : '#f472b6');
+    const stripeColor = isNight ? '#cbd5e1' : '#ec4899';
+    const earColor = isNight ? '#334155' : '#fbcfe8';
+
+    return (
+        <div className={`relative w-20 h-14 transition-all duration-200 ${isJumping ? '-rotate-6 scale-110' : ''}`}>
+
+            {/* OGON */}
+            <div
+                className="absolute -left-4 top-4 w-8 h-3 rounded-full origin-right rotate-[-20deg]"
+                style={{
+                    backgroundColor: mainColor,
+                    animation: !isGameOver ? 'tail-wag 0.8s ease-in-out infinite' : 'none'
+                }}
+            />
+
+            {/* TUŁÓW */}
+            <div className="absolute inset-0 rounded-[2rem] overflow-hidden shadow-sm" style={{ backgroundColor: mainColor }}>
+                {/* Paski dekoracyjne */}
+                <div className="absolute top-0 left-1/4 w-2 h-4 rounded-full opacity-30" style={{ backgroundColor: stripeColor }} />
+                <div className="absolute top-0 left-1/2 w-2 h-4 rounded-full opacity-30" style={{ backgroundColor: stripeColor }} />
+            </div>
+
+            {/* GŁOWA */}
+            <div className="absolute -right-4 -top-6 w-14 h-13 rounded-full shadow-sm" style={{ backgroundColor: mainColor }}>
+                {/* Uszy */}
+                <div className="absolute -top-2 left-1 w-5 h-6 rounded-t-full rotate-[-15deg]" style={{ backgroundColor: mainColor }}>
+                    <div className="absolute inset-1 rounded-t-full" style={{ backgroundColor: earColor }} />
+                </div>
+                <div className="absolute -top-2 right-1 w-5 h-6 rounded-t-full rotate-[15deg]" style={{ backgroundColor: mainColor }}>
+                    <div className="absolute inset-1 rounded-t-full" style={{ backgroundColor: earColor }} />
+                </div>
+
+                {/* Oczy */}
+                <div className={`absolute top-5 left-3 w-2.5 h-2.5 rounded-full ${isGameOver ? 'bg-slate-500 text-[10px] flex items-center justify-center' : 'bg-slate-900'}`}>
+                    {isGameOver ? 'x' : <div className="absolute top-0.5 left-0.5 w-1 h-1 bg-white rounded-full opacity-70" />}
+                </div>
+                <div className={`absolute top-5 right-3 w-2.5 h-2.5 rounded-full ${isGameOver ? 'bg-slate-500 text-[10px] flex items-center justify-center' : 'bg-slate-900'}`}>
+                    {isGameOver ? 'x' : <div className="absolute top-0.5 left-0.5 w-1 h-1 bg-white rounded-full opacity-70" />}
+                </div>
+
+                {/* Wąsy */}
+                <div className="absolute top-7 -left-2 w-3 h-[1px] bg-slate-300 rotate-[10deg] opacity-40" />
+                <div className="absolute top-9 -left-2 w-3 h-[1px] bg-slate-300 rotate-[-10deg] opacity-40" />
+                <div className="absolute top-8 left-1/2 -translate-x-1/2 w-2 h-1.5 bg-pink-400 rounded-full" />
+            </div>
+
+            {/* ŁAPKI (Animowane) */}
+            <div className="absolute bottom-[-10px] left-4 w-3 h-6 rounded-full origin-top"
+                style={{
+                    backgroundColor: mainColor,
+                    animation: !isJumping && !isGameOver ? 'kitty-walk 0.2s infinite' : 'none',
+                    transform: isJumping ? 'rotate(45deg)' : 'none'
+                }}>
+                <div className="absolute bottom-0 w-full h-2 bg-white rounded-full opacity-60" />
+            </div>
+            <div className="absolute bottom-[-10px] right-5 w-3 h-6 rounded-full origin-top"
+                style={{
+                    backgroundColor: mainColor,
+                    animation: !isJumping && !isGameOver ? 'kitty-walk-alt 0.2s infinite' : 'none',
+                    transform: isJumping ? 'rotate(-45deg)' : 'none'
+                }}>
+                <div className="absolute bottom-0 w-full h-2 bg-white rounded-full opacity-60" />
+            </div>
+        </div>
+    );
+};
+
+// --- GŁÓWNY KOMPONENT GRY ---
+export const KittyGame: React.FC<{ onBack: () => void }> = ({ onBack }) => {
+    const [isPlaying, setIsPlaying] = useState(false);
+    const [gameOver, setGameOver] = useState(false);
+    const [score, setScore] = useState(0);
+    const [highScore, setHighScore] = useState<number>(() => {
+        const saved = localStorage.getItem('kittyHighScore');
+        return saved ? parseInt(saved, 10) : 0;
+    });
+
+    const [displayKittyY, setDisplayKittyY] = useState(0);
+    const [displayObstacleX, setDisplayObstacleX] = useState(600);
+
+    const isNight = Math.floor(score / 10) % 2 === 1;
+
+    const kittyYRef = useRef(0);
+    const obstacleXRef = useRef(600);
+    const velocityRef = useRef(0);
+    const scoreRef = useRef(0);
+    const requestRef = useRef<number>(0);
+
+    const GRAVITY = 0.6;
+    const JUMP_STRENGTH = -11;
+    const GROUND_Y = 0;
+
+    const endGame = useCallback(() => {
+        setGameOver(true);
+        setIsPlaying(false);
+        const currentHighScore = parseInt(localStorage.getItem('kittyHighScore') || '0', 10);
+        if (scoreRef.current > currentHighScore) {
+            setHighScore(scoreRef.current);
+            localStorage.setItem('kittyHighScore', scoreRef.current.toString());
+        }
+    }, []);
+
+    const startGame = useCallback(() => {
+        setIsPlaying(true);
+        setGameOver(false);
+        setScore(0);
+        scoreRef.current = 0;
+        kittyYRef.current = 0;
+        obstacleXRef.current = 600;
+        velocityRef.current = 0;
+        setDisplayKittyY(0);
+        setDisplayObstacleX(600);
+    }, []);
+
+    const jump = useCallback(() => {
+        if (kittyYRef.current <= GROUND_Y && !gameOver && isPlaying) {
+            velocityRef.current = JUMP_STRENGTH;
+        }
+    }, [gameOver, isPlaying]);
+
+    useEffect(() => {
+        const update = () => {
+            if (gameOver || !isPlaying) return;
+
+            velocityRef.current += GRAVITY;
+            kittyYRef.current -= velocityRef.current;
+            if (kittyYRef.current <= GROUND_Y) {
+                kittyYRef.current = GROUND_Y;
+                velocityRef.current = 0;
+            }
+
+            obstacleXRef.current -= 5 + (scoreRef.current * 0.2);
+            if (obstacleXRef.current < -50) {
+                obstacleXRef.current = 650;
+                scoreRef.current += 1;
+                setScore(scoreRef.current);
+            }
+
+            // DOSTOSOWANA KOLIZJA: Uwzględnia większy model kota
+            if (obstacleXRef.current < 110 && obstacleXRef.current > 30 && kittyYRef.current < 45) {
+                endGame();
+                return;
+            }
+
+            setDisplayKittyY(kittyYRef.current);
+            setDisplayObstacleX(obstacleXRef.current);
+            requestRef.current = requestAnimationFrame(update);
+        };
+
+        if (isPlaying && !gameOver) {
+            requestRef.current = requestAnimationFrame(update);
+        }
+        return () => cancelAnimationFrame(requestRef.current);
+    }, [isPlaying, gameOver, endGame]);
+
+    useEffect(() => {
+        const handleKey = (e: KeyboardEvent) => {
+            if (e.code === 'Space') {
+                e.preventDefault();
+                if (!isPlaying || gameOver) startGame(); else jump();
+            }
+        };
+        window.addEventListener('keydown', handleKey);
+        return () => window.removeEventListener('keydown', handleKey);
+    }, [isPlaying, gameOver, startGame, jump]);
+
+    return (
+        <div className="flex flex-col items-center justify-center min-h-[70vh] p-4">
+            <button onClick={onBack} className="mb-6 flex items-center gap-2 text-pink-500 font-bold hover:scale-105 transition-all outline-none">
+                <ArrowLeft size={20} /> Back to Home
+            </button>
+
+            <div
+                className={`relative w-full max-w-[650px] h-[320px] rounded-[3.5rem] shadow-2xl border-4 transition-colors duration-1000 overflow-hidden cursor-pointer select-none
+          ${isNight ? 'bg-slate-950 border-indigo-500 shadow-indigo-500/20' : 'bg-white border-pink-100 shadow-pink-200/50'}`}
+                onClick={() => { if (!isPlaying || gameOver) startGame(); else jump(); }}
+            >
+                {/* Niebo */}
+                <div className={`absolute top-10 left-12 transition-all duration-1000 ${isNight ? 'translate-y-0 opacity-100' : '-translate-y-20 opacity-0'}`}>
+                    <Moon className="text-indigo-200 fill-indigo-100" size={48} />
+                </div>
+                <div className={`absolute top-10 left-12 transition-all duration-1000 ${isNight ? '-translate-y-20 opacity-0' : 'translate-y-0 opacity-100'}`}>
+                    <Sun className="text-yellow-400 fill-yellow-200 animate-spin-slow" size={48} />
+                </div>
+
+                {/* Wyniki */}
+                <div className={`absolute top-6 right-8 text-right z-10 font-black transition-colors duration-1000 ${isNight ? 'text-indigo-100' : 'text-pink-500'}`}>
+                    <div className="text-3xl tracking-tighter">Score: {score}</div>
+                    <div className={`text-sm flex items-center justify-end gap-1 ${isNight ? 'text-indigo-400' : 'text-pink-300'}`}>
+                        <Trophy size={14} /> High: {highScore}
+                    </div>
+                </div>
+
+                {/* KOTEK */}
+                <div className="absolute left-10" style={{ bottom: `${displayKittyY + 48}px` }}>
+                    <DetailedKitty isJumping={displayKittyY > 2} isNight={isNight} isGameOver={gameOver} />
+                </div>
+
+                {/* PRZESZKODA (Kłębek wełny) */}
+                <div
+                    className={`absolute bottom-12 w-12 h-12 rounded-full border-2 flex items-center justify-center animate-spin transition-colors duration-1000
+            ${isNight ? 'bg-indigo-900 border-indigo-400 shadow-lg shadow-indigo-500/30' : 'bg-pink-200 border-pink-400'}`}
+                    style={{ left: `${displayObstacleX}px` }}
+                >
+                    <div className={`w-8 h-1 border-t-2 rotate-45 ${isNight ? 'border-indigo-300' : 'border-pink-400'}`}></div>
+                </div>
+
+                {/* Ziemia */}
+                <div className={`absolute bottom-0 w-full h-12 border-t-4 transition-colors duration-1000 flex items-center justify-around
+          ${isNight ? 'bg-slate-900 border-indigo-900 text-indigo-900' : 'bg-pink-50 border-pink-100 text-pink-200'}`}>
+                    {[...Array(9)].map((_, i) => <span key={i} className="text-2xl">🐾</span>)}
+                </div>
+
+                {/* Ekrany informacyjne */}
+                {!isPlaying && !gameOver && (
+                    <div className="absolute inset-0 bg-white/20 backdrop-blur-[4px] flex items-center justify-center">
+                        <div className="bg-white p-10 rounded-[3rem] shadow-2xl flex flex-col items-center border-4 border-pink-100">
+                            <Sparkles className="text-yellow-400 mb-2 animate-bounce" size={40} />
+                            <button className="bg-pink-500 text-white px-12 py-4 rounded-2xl font-black text-xl shadow-lg hover:scale-105 transition-all">
+                                START GAME
+                            </button>
+                        </div>
+                    </div>
+                )}
+
+                {gameOver && (
+                    <div className={`absolute inset-0 backdrop-blur-md flex flex-col items-center justify-center text-center p-6 transition-colors duration-1000
+            ${isNight ? 'bg-slate-950/90' : 'bg-pink-50/90'}`}>
+                        <h3 className={`text-5xl font-black mb-4 ${isNight ? 'text-white' : 'text-pink-600'}`}>Meow! 😿</h3>
+                        <p className={`font-bold mb-8 text-2xl ${isNight ? 'text-indigo-300' : 'text-pink-400'}`}>Score: {score}</p>
+                        <button className="bg-pink-500 text-white border-4 border-white px-12 py-4 rounded-2xl font-black text-xl hover:bg-pink-600 transition-all shadow-xl">
+                            TRY AGAIN
+                        </button>
+                    </div>
+                )}
+            </div>
+        </div>
+    );
+};

kittyurl-frontend/src/components/LoginView.tsx

@@ -0,0 +1,93 @@
+import { useState, type FormEvent } from 'react'; // Używamy type FormEvent
+import { Cat, ArrowLeft, Loader2, AlertCircle } from 'lucide-react';
+import { useAuth } from '../hooks/useAuth';
+
+interface LoginViewProps {
+    onBack: () => void;
+    onSuccess: () => void;
+}
+
+export const LoginView = ({ onBack, onSuccess }: LoginViewProps) => {
+    const [isSignUp, setIsSignUp] = useState(false);
+    const [name, setName] = useState('');
+    const [password, setPassword] = useState('');
+
+    const { signIn, signUp, loading, error, isAuthenticated } = useAuth();
+
+    const handleSubmit = async (e: FormEvent) => { // Zmieniono na FormEvent
+        e.preventDefault();
+        const result = isSignUp
+            ? await signUp(name, password)
+            : await signIn(name, password);
+
+        if (result) {
+            onSuccess();
+        }
+    };
+
+    return (
+        <div className="flex flex-col items-center justify-center min-h-[80vh] px-4">
+            <div className="bg-white p-10 rounded-[3rem] shadow-2xl border-4 border-pink-100 w-full max-w-md relative">
+                <div className="absolute -top-10 left-1/2 -translate-x-1/2 bg-pink-400 p-4 rounded-full shadow-lg text-white">
+                    <Cat size={40} />
+                </div>
+
+                <h2 className="text-3xl font-black text-pink-500 text-center mb-8 mt-4">
+                    {isSignUp ? 'Create Kitty Account' : 'Kitty Login'}
+                </h2>
+
+                {error && (
+                    <div className="mb-6 p-4 bg-red-50 border-2 border-red-100 rounded-2xl text-red-500 text-sm font-bold flex items-center gap-2">
+                        <AlertCircle size={18} /> {error}
+                    </div>
+                )}
+
+                {isAuthenticated && (
+                    <div className="mb-6 p-4 bg-green-50 border-2 border-green-100 rounded-2xl text-green-600 text-sm font-bold text-center">
+                        Success! Meow! 🐾
+                    </div>
+                )}
+
+                <form onSubmit={handleSubmit} className="space-y-4">
+                    <input
+                        type="text"
+                        placeholder="Username or Email"
+                        className="w-full p-4 bg-pink-50 border-2 border-pink-100 rounded-2xl outline-none focus:border-pink-300 transition-all"
+                        value={name}
+                        onChange={(e) => setName(e.target.value)}
+                        required
+                    />
+                    <input
+                        type="password"
+                        placeholder="Secret Password"
+                        className="w-full p-4 bg-pink-50 border-2 border-pink-100 rounded-2xl outline-none focus:border-pink-300 transition-all"
+                        value={password}
+                        onChange={(e) => setPassword(e.target.value)}
+                        required
+                    />
+
+                    <button
+                        type="submit"
+                        disabled={loading}
+                        className="w-full bg-pink-500 hover:bg-pink-600 disabled:bg-pink-300 text-white py-4 rounded-2xl font-bold shadow-lg transition-all active:scale-95 flex items-center justify-center gap-2"
+                    >
+                        {loading ? <Loader2 className="animate-spin" /> : (isSignUp ? 'Register Now' : 'Meow In!')}
+                    </button>
+                </form>
+
+                <div className="mt-6 text-center">
+                    <button
+                        onClick={() => setIsSignUp(!isSignUp)}
+                        className="text-pink-400 text-sm font-bold hover:underline"
+                    >
+                        {isSignUp ? 'Already have an account? Log in' : 'New here? Create an account'}
+                    </button>
+                </div>
+
+                <button onClick={onBack} className="w-full mt-4 text-pink-200 text-xs font-bold flex items-center justify-center gap-2">
+                    <ArrowLeft size={14} /> Back to home
+                </button>
+            </div>
+        </div>
+    );
+};

kittyurl-frontend/src/components/Navbar.tsx

@@ -0,0 +1,57 @@
+import { History as HistoryIcon, LogIn, LogOut, Gamepad2, Wind } from 'lucide-react';
+// Używamy 'import type' dla zadowolenia verbatimModuleSyntax
+import type { View } from '../App';
+
+interface NavbarProps {
+    onNavigate: (view: View) => void;
+    isAuthenticated: boolean;
+    onLogout: () => void;
+}
+
+export const Navbar = ({ onNavigate, isAuthenticated, onLogout }: NavbarProps) => (
+    <nav className="max-w-5xl mx-auto py-6 px-6 flex justify-end gap-3">
+        {/* Przycisk Jump Game */}
+        <button
+            onClick={() => onNavigate('jump-game')}
+            className="flex items-center gap-2 px-4 py-2 bg-pink-100 hover:bg-pink-200 rounded-full font-bold text-pink-600 transition-all active:scale-95"
+        >
+            <Gamepad2 size={18} /> Jump
+        </button>
+
+        {/* Przycisk Flappy Cat */}
+        <button
+            onClick={() => onNavigate('flappy-game')}
+            className="flex items-center gap-2 px-4 py-2 bg-blue-100 hover:bg-blue-200 rounded-full font-bold text-blue-600 transition-all active:scale-95"
+        >
+            <Wind size={18} /> Flappy
+        </button>
+
+        {/* Przycisk History */}
+        <button
+            onClick={() => onNavigate('history')}
+            className="flex items-center gap-2 px-4 py-2 bg-white rounded-full font-bold text-pink-500 border border-pink-100 transition-all active:scale-95"
+        >
+            <HistoryIcon size={18} /> History
+        </button>
+
+        {/* Dynamiczny przycisk Logowania / Wylogowania */}
+        {isAuthenticated ? (
+            <button
+                onClick={() => {
+                    onLogout();
+                    onNavigate('home');
+                }}
+                className="flex items-center gap-2 px-4 py-2 bg-pink-50 hover:bg-pink-100 rounded-full font-bold text-pink-500 border-2 border-pink-200 transition-all active:scale-95"
+            >
+                <LogOut size={18} /> Logout
+            </button>
+        ) : (
+            <button
+                onClick={() => onNavigate('login')}
+                className="flex items-center gap-2 px-4 py-2 bg-pink-500 hover:bg-pink-600 rounded-full font-bold text-white shadow-lg shadow-pink-200 transition-all active:scale-95"
+            >
+                <LogIn size={18} /> Sign In
+            </button>
+        )}
+    </nav>
+);

kittyurl-frontend/src/context/AuthContext.tsx

@@ -0,0 +1,6 @@
+// src/context/AuthContext.ts
+import { createContext } from 'react';
+import type { AuthContextType } from '../types/auth';
+
+// Eksportujemy tylko "pusty" kontekst
+export const AuthContext = createContext<AuthContextType | undefined>(undefined);

kittyurl-frontend/src/context/AuthProvider.tsx

@@ -0,0 +1,60 @@
+// src/context/AuthProvider.tsx
+import { useState, useCallback, type ReactNode } from 'react';
+import { AuthContext } from './AuthContext'; // Importujemy stałą z pliku obok
+import { sha512 } from '../utils/crypto';
+import type { AuthResponse } from '../types/auth';
+
+export function AuthProvider({ children }: { children: ReactNode }) {
+    const [token, setToken] = useState<string | null>(sessionStorage.getItem('ktty_token'));
+    const [loading, setLoading] = useState(false);
+    const [error, setError] = useState<string | null>(null);
+
+    const authRequest = useCallback(async (endpoint: 'signUp' | 'signIn', name: string, pass: string) => {
+        setLoading(true);
+        setError(null);
+        try {
+            const hashedPassword = await sha512(pass);
+            const response = await fetch(`/api/v1/user/${endpoint}`, {
+                method: 'POST',
+                headers: {
+                    'accept': 'application/json',
+                    'Content-Type': 'application/json',
+                },
+                body: JSON.stringify({ name, password: hashedPassword, ttl: 86400 }),
+            });
+
+            const data: AuthResponse = await response.json();
+            if (!response.ok) throw new Error(data.error || data.message || `Error ${response.status}`);
+
+            if (data.token) {
+                sessionStorage.setItem('ktty_token', data.token);
+                setToken(data.token); // To aktualizuje stan w całej aplikacji natychmiast!
+            }
+            return data;
+        } catch (err: unknown) {
+            setError(err instanceof Error ? err.message : 'Unknown error');
+            return null;
+        } finally {
+            setLoading(false);
+        }
+    }, []);
+
+    const logout = useCallback(() => {
+        sessionStorage.removeItem('ktty_token');
+        setToken(null);
+    }, []);
+
+    return (
+        <AuthContext.Provider value={{
+            isAuthenticated: !!token,
+            token,
+            loading,
+            error,
+            signIn: (n, p) => authRequest('signIn', n, p),
+            signUp: (n, p) => authRequest('signUp', n, p),
+            logout
+        }}>
+            {children}
+        </AuthContext.Provider>
+    );
+}

kittyurl-frontend/src/hooks/useAuth.ts

@@ -0,0 +1,11 @@
+// src/hooks/useAuth.ts
+import { useContext } from 'react';
+import { AuthContext } from '../context/AuthContext';
+
+export const useAuth = () => {
+    const context = useContext(AuthContext);
+    if (!context) {
+        throw new Error('useAuth must be used within an AuthProvider');
+    }
+    return context;
+};

kittyurl-frontend/src/index.css

@@ -0,0 +1,108 @@
+@import "tailwindcss";
+
+/* Jeśli powyższy import nie działa (używasz Tailwind v3), użyj tych trzech linii: */
+/* @tailwind base; @tailwind components; @tailwind utilities; */
+
+:root {
+    background-color: #fff5f8;
+}
+
+body {
+    margin: 0;
+        font-family: 'Inter', system-ui, -apple-system, sans-serif;
+}
+
+#root {
+    width: 100%;
+}
+/* Animacja chodzenia - przednie i tylne łapki poruszają się naprzemiennie */
+@keyframes kitty-walk {
+    0%, 100% {
+        transform: rotate(-20deg);
+    }
+
+    50% {
+        transform: rotate(20deg);
+    }
+}
+
+@keyframes kitty-walk-alt {
+    0%, 100% {
+        transform: rotate(20deg);
+    }
+
+    50% {
+        transform: rotate(-20deg);
+    }
+}
+
+/* Merdanie ogonkiem */
+@keyframes tail-wag {
+    0%, 100% {
+        transform: rotate(0deg);
+    }
+
+    50% {
+        transform: rotate(15deg);
+    }
+}
+
+/* Delikatne pulsowanie ciała (oddychanie) */
+@keyframes kitty-breathe {
+    0%, 100% {
+        transform: scaleY(1);
+    }
+
+    50% {
+        transform: scaleY(1.05);
+    }
+}
+
+/* Animacja łapek podczas skoku (podkurczanie) */
+.legs-jump {
+    transform: rotate(45deg) translateY(-5px) !important;
+}
+/* Animacja oddychania tułowia */
+@keyframes kitty-breathe {
+  0%, 100% { transform: scaleY(1); }
+  50% { transform: scaleY(1.03); }
+}
+
+/* Animacja chodzenia łapek - naprzemienna */
+@keyframes kitty-walk {
+  0%, 100% { transform: rotate(-25deg); }
+  50% { transform: rotate(25deg); }
+}
+
+@keyframes kitty-walk-alt {
+  0%, 100% { transform: rotate(25deg); }
+  50% { transform: rotate(-25deg); }
+}
+
+/* Merdanie ogonkiem */
+@keyframes tail-wag {
+  0%, 100% { transform: rotate(0deg); }
+  50% { transform: rotate(20deg); }
+}
+@keyframes kitty-walk {
+  0%, 100% { transform: rotate(-30deg) translateY(0); }
+  50% { transform: rotate(30deg) translateY(-2px); }
+}
+
+@keyframes kitty-walk-alt {
+  0%, 100% { transform: rotate(30deg) translateY(-2px); }
+  50% { transform: rotate(-30deg) translateY(0); }
+}
+
+@keyframes tail-wag {
+  0%, 100% { transform: rotate(-20deg); }
+  50% { transform: rotate(10deg); }
+}
+
+@keyframes kitty-breathe {
+  0%, 100% { transform: scale(1); }
+  50% { transform: scale(1.02); }
+}
+.animate-spin-slow {
+    animation: animate-spin-slow 8s linear infinite;
+}

kittyurl-frontend/src/main.tsx

@@ -0,0 +1,15 @@
+// src/main.tsx
+import React from 'react';
+import ReactDOM from 'react-dom/client';
+import App from './App';
+// ZMIANA: Importujemy z AuthProvider, a nie z AuthContext
+import { AuthProvider } from './context/AuthProvider';
+import './index.css';
+
+ReactDOM.createRoot(document.getElementById('root')!).render(
+    <React.StrictMode>
+        <AuthProvider>
+            <App />
+        </AuthProvider>
+    </React.StrictMode>
+);  

kittyurl-frontend/src/types/auth.ts

@@ -0,0 +1,17 @@
+// src/types/auth.ts
+export interface AuthResponse {
+    token?: string;
+    message?: string;
+    error?: string;
+    status?: string;
+}
+
+export interface AuthContextType {
+    isAuthenticated: boolean;
+    token: string | null;
+    loading: boolean;
+    error: string | null;
+    signIn: (name: string, pass: string) => Promise<AuthResponse | null>;
+    signUp: (name: string, pass: string) => Promise<AuthResponse | null>;
+    logout: () => void;
+}     

kittyurl-frontend/src/utils/authUtils.ts

@@ -0,0 +1,17 @@
+// src/utils/authUtils.ts
+
+export interface AuthResponse {
+    token?: string;
+    message?: string;
+    error?: string;
+}
+
+/**
+ * Bezpieczne haszowanie SHA-512
+ */
+export async function sha512(message: string): Promise<string> {
+    const msgUint8 = new TextEncoder().encode(message);
+    const hashBuffer = await crypto.subtle.digest('SHA-512', msgUint8);
+    const hashArray = Array.from(new Uint8Array(hashBuffer));
+    return hashArray.map(b => b.toString(16).padStart(2, '0')).join('');
+}

kittyurl-frontend/src/utils/crypto.ts

@@ -0,0 +1,7 @@
+// src/utils/crypto.ts
+export async function sha512(message: string): Promise<string> {
+    const msgUint8 = new TextEncoder().encode(message);
+    const hashBuffer = await crypto.subtle.digest('SHA-512', msgUint8);
+    const hashArray = Array.from(new Uint8Array(hashBuffer));
+    return hashArray.map(b => b.toString(16).padStart(2, '0')).join('');
+}