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Implement intersection observer for lazy loading of skin images in index.php; adjust CSS for skin grid and image dimensions to enhance layout and user experience.

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This commit is contained in:
Bram Suurd
2025-06-29 22:56:49 +02:00
parent e540e1e8e3
commit 048ce5cf5e
2 changed files with 42 additions and 21 deletions
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40
website/index.php
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@@ -486,9 +486,26 @@ if (isset($_SESSION['steamid'])) {
// Clear previous skins
skinGrid.innerHTML = '';
// Populate skins with lazy loading
// Populate skins with intersection observer lazy loading
const skinEntries = Object.entries(skinsData[weaponId]);
// Create intersection observer for lazy loading
const imageObserver = new IntersectionObserver((entries, observer) => {
entries.forEach(entry => {
if (entry.isIntersecting) {
const img = entry.target;
const imageUrl = img.dataset.src;
if (imageUrl && !img.src) {
img.setAttribute('data-loading', 'true');
img.src = imageUrl;
observer.unobserve(img);
}
}
});
}, {
rootMargin: '100px' // Load images 100px before they're visible
});
skinEntries.forEach(([paintId, skin], index) => {
const skinItem = document.createElement('div');
skinItem.className = 'skin-item';
@@ -498,28 +515,25 @@ if (isset($_SESSION['steamid'])) {
const img = document.createElement('img');
img.alt = skin.paint_name;
img.className = 'skin-image';
img.style.minHeight = '300px';
// Add loading placeholder
img.style.background = 'linear-gradient(145deg, #333, #222)';
img.style.minHeight = '180px';
// Lazy load: only load first 12 images immediately, rest on scroll/delay
if (index < 12) {
// Only load first 8 images immediately, rest use intersection observer
if (index < 8) {
img.src = skin.image_url;
} else {
// Load after a delay or when scrolled into view
setTimeout(() => {
img.src = skin.image_url;
}, index * 50); // Stagger loading
// Store URL in data attribute for lazy loading
img.dataset.src = skin.image_url;
imageObserver.observe(img);
}
img.onerror = function() {
console.log('Failed to load image:', skin.image_url);
this.style.background = '#333';
this.style.content = '""';
this.style.background = '#444';
this.removeAttribute('data-loading');
};
img.onload = function() {
this.style.background = 'transparent';
this.removeAttribute('data-loading');
console.log('Successfully loaded image:', skin.image_url);
};