Frontend

// React 컴포넌트 예제 - 사용자 프로필 카드
import { useState, useEffect } from 'react';
import styles from './ProfileCard.module.css';

interface User {
  id: number;
  name: string;
  email: string;
  avatar: string;
}

export function ProfileCard({ userId }: { userId: number }) {
  const [user, setUser] = useState<User | null>(null);
  const [isLoading, setIsLoading] = useState(true);

  useEffect(() => {
    async function fetchUser() {
      try {
        const response = await fetch(`/api/users/${userId}`);
        const data = await response.json();
        setUser(data);
      } finally {
        setIsLoading(false);
      }
    }
    fetchUser();
  }, [userId]);

  if (isLoading) return <div className={styles.skeleton} />;
  if (!user) return <div>사용자를 찾을 수 없습니다</div>;

  return (
    <article className={styles.card}>
      <img
        src={user.avatar}
        alt={`${user.name}의 프로필`}
        className={styles.avatar}
        loading="lazy"
      />
      <h2 className={styles.name}>{user.name}</h2>
      <p className={styles.email}>{user.email}</p>
    </article>
  );
}

/* ProfileCard.module.css */
.card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem;
  border-radius: 12px;
  background: var(--card-bg);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
}

.avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 1rem;
}

.name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.email {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
  .card {
    padding: 1.5rem;
  }
}

/* 다크 모드 지원 */
@media (prefers-color-scheme: dark) {
  .card {
    --card-bg: #1e293b;
    --text-secondary: #94a3b8;
  }
}