mingle-website/js/main.js

304 lines
10 KiB
JavaScript

// ========================================
// 메인 페이지 전용 JavaScript
// ========================================
document.addEventListener('DOMContentLoaded', function() {
initMainPageAnimations();
initCounterAnimation();
initVideoTabs();
initVideoLazyLoading();
});
// ========================================
// 메인 페이지 애니메이션
// ========================================
function initMainPageAnimations() {
// Hero 섹션 애니메이션
const heroElements = document.querySelectorAll('.hero-title, .hero-description, .hero-buttons');
heroElements.forEach((el, index) => {
el.style.opacity = '0';
el.style.transform = 'translateY(30px)';
setTimeout(() => {
el.style.transition = 'all 0.8s ease';
el.style.opacity = '1';
el.style.transform = 'translateY(0)';
}, 100 * (index + 1));
});
// Feature 카드 애니메이션
const observerOptions = {
threshold: 0.2,
rootMargin: '0px 0px -50px 0px'
};
const observer = new IntersectionObserver((entries) => {
entries.forEach((entry, index) => {
if (entry.isIntersecting) {
setTimeout(() => {
entry.target.style.opacity = '1';
entry.target.style.transform = 'translateY(0)';
}, index * 100);
observer.unobserve(entry.target);
}
});
}, observerOptions);
// Feature 카드 초기 상태 설정 및 관찰
document.querySelectorAll('.feature-card').forEach(card => {
card.style.opacity = '0';
card.style.transform = 'translateY(30px)';
card.style.transition = 'all 0.6s ease';
observer.observe(card);
});
// Service 아이템 애니메이션
document.querySelectorAll('.service-item').forEach(item => {
item.style.opacity = '0';
item.style.transform = 'translateX(-30px)';
item.style.transition = 'all 0.6s ease';
observer.observe(item);
});
}
// ========================================
// 카운터 애니메이션 (선택적)
// ========================================
function initCounterAnimation() {
const counters = document.querySelectorAll('.counter');
if (counters.length === 0) return;
const animateCounter = (counter) => {
const target = parseInt(counter.getAttribute('data-target'));
const duration = 2000; // 2초
const increment = target / (duration / 16); // 60fps 기준
let current = 0;
const updateCounter = () => {
current += increment;
if (current < target) {
counter.textContent = Math.floor(current);
requestAnimationFrame(updateCounter);
} else {
counter.textContent = target;
}
};
updateCounter();
};
const counterObserver = new IntersectionObserver((entries) => {
entries.forEach(entry => {
if (entry.isIntersecting) {
animateCounter(entry.target);
counterObserver.unobserve(entry.target);
}
});
}, { threshold: 0.5 });
counters.forEach(counter => {
counterObserver.observe(counter);
});
}
// ========================================
// 패럴랙스 효과 (선택적)
// ========================================
window.addEventListener('scroll', () => {
const scrolled = window.pageYOffset;
const parallaxElements = document.querySelectorAll('.parallax');
parallaxElements.forEach(el => {
const speed = el.getAttribute('data-speed') || 0.5;
el.style.transform = `translateY(${scrolled * speed}px)`;
});
});
// ========================================
// 비디오 탭 시스템
// ========================================
function initVideoTabs() {
const tabButtons = document.querySelectorAll('.video-tab-btn');
const tabContents = document.querySelectorAll('.video-tab-content');
if (tabButtons.length === 0) return; // 탭이 없으면 종료
// 탭 버튼 클릭 이벤트
tabButtons.forEach(button => {
button.addEventListener('click', () => {
const targetTab = button.getAttribute('data-tab');
// 모든 탭 버튼에서 active 클래스 제거
tabButtons.forEach(btn => btn.classList.remove('active'));
// 클릭된 탭 버튼에 active 클래스 추가
button.classList.add('active');
// 모든 탭 콘텐츠 숨기기
tabContents.forEach(content => {
content.classList.remove('active');
});
// 선택된 탭 콘텐츠 표시
const activeContent = document.getElementById(targetTab);
if (activeContent) {
activeContent.classList.add('active');
// 탭 전환 애니메이션
activeContent.style.opacity = '0';
activeContent.style.transform = 'translateY(20px)';
setTimeout(() => {
activeContent.style.transition = 'all 0.3s ease';
activeContent.style.opacity = '1';
activeContent.style.transform = 'translateY(0)';
}, 50);
}
});
// 키보드 접근성
button.addEventListener('keydown', (e) => {
if (e.key === 'Enter' || e.key === ' ') {
e.preventDefault();
button.click();
}
});
});
// 파트너 로고 애니메이션
const partnerItems = document.querySelectorAll('.partner-logo-item');
if (partnerItems.length > 0) {
const partnerObserver = new IntersectionObserver((entries) => {
entries.forEach((entry, index) => {
if (entry.isIntersecting) {
setTimeout(() => {
entry.target.style.opacity = '1';
entry.target.style.transform = 'translateY(0)';
}, index * 100);
partnerObserver.unobserve(entry.target);
}
});
}, { threshold: 0.1 });
partnerItems.forEach(item => {
item.style.opacity = '0';
item.style.transform = 'translateY(30px)';
item.style.transition = 'all 0.6s ease';
partnerObserver.observe(item);
});
}
// 비디오 아이템 애니메이션
const videoItems = document.querySelectorAll('.live-video-item, .shorts-video-item');
if (videoItems.length > 0) {
const videoObserver = new IntersectionObserver((entries) => {
entries.forEach((entry, index) => {
if (entry.isIntersecting) {
setTimeout(() => {
entry.target.style.opacity = '1';
entry.target.style.transform = 'translateY(0)';
}, index * 150);
videoObserver.unobserve(entry.target);
}
});
}, { threshold: 0.1 });
videoItems.forEach(item => {
item.style.opacity = '0';
item.style.transform = 'translateY(30px)';
item.style.transition = 'all 0.6s ease';
videoObserver.observe(item);
});
}
}
// ========================================
// 비디오 레이지 로딩
// ========================================
function initVideoLazyLoading() {
const videoWrappers = document.querySelectorAll('.video-wrapper');
// Intersection Observer를 사용한 레이지 로딩
const observerOptions = {
threshold: 0.1,
rootMargin: '50px 0px'
};
const observer = new IntersectionObserver((entries) => {
entries.forEach(entry => {
if (entry.isIntersecting) {
loadVideo(entry.target);
observer.unobserve(entry.target);
}
});
}, observerOptions);
videoWrappers.forEach(wrapper => {
observer.observe(wrapper);
// 로딩 상태 표시
if (!wrapper.querySelector('.video-loading')) {
const loadingDiv = document.createElement('div');
loadingDiv.className = 'video-loading';
loadingDiv.textContent = '비디오 로딩 중...';
loadingDiv.style.cssText = `
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
color: var(--text-secondary);
font-size: var(--font-sm);
z-index: 10;
`;
wrapper.appendChild(loadingDiv);
}
});
}
// 비디오 로딩
function loadVideo(wrapper) {
const iframe = wrapper.querySelector('iframe');
if (iframe && iframe.dataset.src) {
// 실제 src 설정
iframe.src = iframe.dataset.src;
// 로딩 완료 처리
iframe.addEventListener('load', function() {
wrapper.classList.add('loaded');
const loadingDiv = wrapper.querySelector('.video-loading');
if (loadingDiv) {
loadingDiv.remove();
}
});
// 에러 처리
iframe.addEventListener('error', function() {
const loadingDiv = wrapper.querySelector('.video-loading');
if (loadingDiv) {
loadingDiv.textContent = '비디오를 로드할 수 없습니다';
loadingDiv.style.color = '#ef4444';
}
});
} else {
// 이미 src가 설정된 경우
wrapper.classList.add('loaded');
const loadingDiv = wrapper.querySelector('.video-loading');
if (loadingDiv) {
loadingDiv.remove();
}
}
}
// ========================================
// 마우스 호버 효과
// ========================================
document.querySelectorAll('.feature-card, .service-item').forEach(card => {
card.addEventListener('mouseenter', function(e) {
const rect = this.getBoundingClientRect();
const x = e.clientX - rect.left;
const y = e.clientY - rect.top;
this.style.setProperty('--mouse-x', `${x}px`);
this.style.setProperty('--mouse-y', `${y}px`);
});
});