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Copyright 2025, Mark Forscher */
/* ======================================================================================= */
export class Features {
// Initialize slideshows (moved from inline script for CSP compliance)
initSlideshows() {
try {
const slideshows = document.querySelectorAll(".content-slides");
if (!slideshows || slideshows.length === 0) {
return; // No slideshows on this page
}
slideshows.forEach((slideshow) => {
try {
const slides = slideshow.querySelectorAll("img, a > img");
if (!slides || slides.length === 0) {
console.warn('Slideshow container found but no images:', slideshow);
return;
}
let currentIndex = 0;
if (slides.length > 1) {
// Initialize slide styles
slides.forEach((slide, index) => {
slide.style.opacity = index === 0 ? "1" : "0";
slide.style.position = "absolute";
slide.style.transition = "opacity 1s ease-in-out";
});
// Slide transition function
function showNextSlide() {
Eif (slides[currentIndex]) {
slides[currentIndex].style.opacity = "0";
}
currentIndex = (currentIndex + 1) % slides.length;
Eif (slides[currentIndex]) {
slides[currentIndex].style.opacity = "1";
}
}
// Start slideshow with interval tracking for cleanup
const intervalId = setInterval(showNextSlide, 4000);
// Store interval ID on element for potential cleanup
slideshow.dataset.slideshowInterval = intervalId;
// Optional: Add cleanup on page unload to prevent memory leaks
window.addEventListener('beforeunload', () => {
if (slideshow.dataset.slideshowInterval) {
clearInterval(parseInt(slideshow.dataset.slideshowInterval));
}
}, { once: true });
} else Eif (slides.length === 1) {
// Single image - just ensure it's visible
slides[0].style.opacity = "1";
}
} catch (error) {
console.error('Slideshow initialization failed for element:', slideshow, error);
}
});
} catch (error) {
console.error('Slideshow initialization failed:', error);
}
}
// Initialize Google Analytics consent management (moved from inline script for CSP compliance)
initAnalyticsConsent() {
try {
const CONSENT_KEY = 'ua-ga-consent';
const trackingId = 'G-5HHFZ48NKC';
const banner = document.getElementById('ua-consent-banner');
if (!banner) {
return; // Analytics not enabled on this page
}
const getStoredConsent = () => {
try {
return window.localStorage.getItem(CONSENT_KEY);
} catch (error) {
return null;
}
};
const storeConsent = (value) => {
try {
window.localStorage.setItem(CONSENT_KEY, value);
} catch (error) {
// Ignore storage errors (private browsing, etc.)
}
};
const hideBanner = () => {
Eif (banner) {
banner.setAttribute('hidden', 'hidden');
}
};
const loadAnalytics = () => {
if (window.gtag) {
return; // Already loaded
}
window.dataLayer = window.dataLayer || [];
window.gtag = function gtag() {
window.dataLayer.push(arguments);
};
const script = document.createElement('script');
script.async = true;
script.src = `https://www.googletagmanager.com/gtag/js?id=${trackingId}`;
script.onload = () => {
window.gtag('js', new Date());
window.gtag('config', trackingId, {
anonymize_ip: true,
allow_google_signals: false,
allow_ad_personalization_signals: false
});
};
document.head.appendChild(script);
};
const showBanner = () => {
banner.removeAttribute('hidden');
const acceptButton = banner.querySelector('[data-consent="accept"]');
const rejectButton = banner.querySelector('[data-consent="reject"]');
if (acceptButton) {
acceptButton.addEventListener('click', () => {
storeConsent('accepted');
hideBanner();
loadAnalytics();
}, { once: true });
}
if (rejectButton) {
rejectButton.addEventListener('click', () => {
storeConsent('rejected');
hideBanner();
}, { once: true });
}
};
// Check consent status and act accordingly
const consent = getStoredConsent();
if (consent === 'accepted') {
loadAnalytics();
} else if (consent === 'rejected') {
hideBanner();
} else {
showBanner();
}
} catch (error) {
console.error('Analytics consent initialization failed:', error);
}
}
// Initialize projects list cursor follower
initProjectsCursorFollower() {
const wrappers = document.querySelectorAll('[data-follower-wrap]');
if (!wrappers || wrappers.length === 0) return;
wrappers.forEach(wrap => {
const collection = wrap.querySelector('[data-follower-collection]');
const items = wrap.querySelectorAll('[data-follower-item]');
const follower = wrap.querySelector('[data-follower-cursor]');
const followerInner = wrap.querySelector('[data-follower-cursor-inner]');
if (!collection || !items || !follower || !followerInner) return;
let currentX = 0;
let currentY = 0;
let targetX = 0;
let targetY = 0;
let animationFrameId = null;
let isHovering = false;
// Initialize follower position
follower.style.transform = 'translate(-50%, -50%)';
// Smooth animation loop for cursor following
function animateFollower() {
if (!isHovering) {
animationFrameId = null;
return;
}
const easingFactor = 0.15;
currentX += (targetX - currentX) * easingFactor;
currentY += (targetY - currentY) * easingFactor;
follower.style.left = `${currentX}px`;
follower.style.top = `${currentY}px`;
animationFrameId = requestAnimationFrame(animateFollower);
}
// Move follower on mousemove
window.addEventListener('mousemove', e => {
targetX = e.clientX;
targetY = e.clientY;
if (isHovering && !animationFrameId) {
animateFollower();
}
});
// Handle each project item
items.forEach((item) => {
item.addEventListener('mouseenter', () => {
isHovering = true;
// Clear any existing visuals (using replaceChildren for security)
followerInner.replaceChildren();
// Clone and insert current project's visual
const visual = item.querySelector('[data-follower-visual]');
Iif (!visual) return;
const clone = visual.cloneNode(true);
clone.style.display = 'block';
followerInner.appendChild(clone);
// Show follower
follower.style.opacity = '1';
follower.style.transform = 'translate(-50%, -50%) scale(1)';
// Start cursor animation
Eif (!animationFrameId) {
currentX = targetX;
currentY = targetY;
animateFollower();
}
});
item.addEventListener('mouseleave', () => {
// Don't immediately hide - let collection mouseleave handle it
});
});
// Clear visuals when leaving collection
collection.addEventListener('mouseleave', () => {
followerInner.replaceChildren();
follower.style.opacity = '0';
follower.style.transform = 'translate(-50%, -50%) scale(0.8)';
isHovering = false;
});
// Cleanup on page unload
window.addEventListener('beforeunload', () => {
if (animationFrameId) {
cancelAnimationFrame(animationFrameId);
}
}, { once: true });
});
}
}
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