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Fix screensaver thumbnail gallery to show past images #25

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Merged
G-Fourteen merged 1 commit into from
Sep 11, 2025
Merged

Fix screensaver thumbnail gallery to show past images #25

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138 changes: 69 additions & 69 deletions screensaver.js
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Original file line number Diff line number Diff line change
Expand Up @@ -276,66 +276,64 @@ document.addEventListener("DOMContentLoaded", () => {
}
}

function addToHistory(imageUrl, prompt) {
if (imageHistory.includes(imageUrl)) {
console.log("Duplicate image URL detected, skipping:", imageUrl);
return;
}
imageHistory.unshift(imageUrl);
promptHistory.unshift(prompt);
if (imageHistory.length > MAX_HISTORY) {
imageHistory.pop();
promptHistory.pop();
}
saveImageHistory();
updateThumbnailHistory();
console.log("Current imageHistory length:", imageHistory.length, "Images:", imageHistory);
console.log("Current promptHistory length:", promptHistory.length, "Prompts:", promptHistory);
}

function updateThumbnailHistory() {
const thumbnailContainer = document.getElementById('screensaver-thumbnails');
if (!thumbnailContainer) {
console.error("Thumbnail container not found in DOM.");
window.showToast("Fuck, the thumbnail container is missing. Can’t populate the gallery.");
return;
}

thumbnailContainer.innerHTML = '';
imageHistory.forEach((imageUrl, index) => {
const thumb = document.createElement('img');
thumb.src = imageUrl;
thumb.classList.add('thumbnail');
thumb.title = promptHistory[index] || 'No prompt available';
thumb.alt = "Thumbnail Image";
thumb.style.opacity = '1';
thumb.onerror = () => {
console.log(`Thumbnail ${index + 1} failed to load, using fallback:`, imageUrl);
thumb.src = "https://via.placeholder.com/160x90?text=Image+Failed";
thumb.style.opacity = '1';
};
thumb.onload = () => {
console.log(`Thumbnail ${index + 1} loaded successfully:`, imageUrl);
};
thumb.onclick = () => showHistoricalImage(index);
const currentImgSrc = document.getElementById(`screensaver-${currentImage}`).src;
if (imageUrl === currentImgSrc) {
thumb.classList.add('selected');
console.log("Highlighted thumbnail as selected:", imageUrl);
}
thumbnailContainer.appendChild(thumb);
console.log(`Added thumbnail ${index + 1}/${imageHistory.length} to DOM:`, thumb.src);
});

thumbnailContainer.scrollTo({ left: 0, behavior: 'smooth' });
console.log("Updated thumbnail gallery with", imageHistory.length, "images. DOM count:", thumbnailContainer.children.length);

const offsetWidth = thumbnailContainer.offsetWidth;
thumbnailContainer.style.display = 'none';
thumbnailContainer.offsetHeight;
thumbnailContainer.style.display = 'flex';
console.log("Forced DOM reflow to ensure rendering. Container offsetWidth:", offsetWidth);
}
function addToHistory(imageUrl, prompt) {
// store newest images at the end of the list
imageHistory.push(imageUrl);
promptHistory.push(prompt);
if (imageHistory.length > MAX_HISTORY) {
imageHistory.shift();
promptHistory.shift();
}
saveImageHistory();
updateThumbnailHistory();
console.log("Current imageHistory length:", imageHistory.length, "Images:", imageHistory);
console.log("Current promptHistory length:", promptHistory.length, "Prompts:", promptHistory);
}

function updateThumbnailHistory() {
const thumbnailContainer = document.getElementById('screensaver-thumbnails');
if (!thumbnailContainer) {
console.error("Thumbnail container not found in DOM.");
window.showToast("Fuck, the thumbnail container is missing. Can’t populate the gallery.");
return;
}

thumbnailContainer.innerHTML = '';
imageHistory.forEach((imageUrl, index) => {
const thumb = document.createElement('img');
thumb.src = imageUrl;
thumb.classList.add('thumbnail');
thumb.title = promptHistory[index] || 'No prompt available';
thumb.alt = "Thumbnail Image";
thumb.style.opacity = '1';
thumb.onerror = () => {
console.log(`Thumbnail ${index + 1} failed to load, using fallback:`, imageUrl);
thumb.src = "https://via.placeholder.com/160x90?text=Image+Failed";
thumb.style.opacity = '1';
};
thumb.onload = () => {
console.log(`Thumbnail ${index + 1} loaded successfully:`, imageUrl);
};
thumb.onclick = () => showHistoricalImage(index);
const currentImgSrc = document.getElementById(`screensaver-${currentImage}`).src;
if (imageUrl === currentImgSrc) {
thumb.classList.add('selected');
console.log("Highlighted thumbnail as selected:", imageUrl);
}
thumbnailContainer.appendChild(thumb);
console.log(`Added thumbnail ${index + 1}/${imageHistory.length} to DOM:`, thumb.src);
});

// keep the view scrolled to the latest thumbnail
thumbnailContainer.scrollTo({ left: thumbnailContainer.scrollWidth, behavior: 'smooth' });
console.log("Updated thumbnail gallery with", imageHistory.length, "images. DOM count:", thumbnailContainer.children.length);

const offsetWidth = thumbnailContainer.offsetWidth;
thumbnailContainer.style.display = 'none';
thumbnailContainer.offsetHeight;
thumbnailContainer.style.display = 'flex';
console.log("Forced DOM reflow to ensure rendering. Container offsetWidth:", offsetWidth);
}

function showHistoricalImage(index) {
const imageUrl = imageHistory[index];
Expand All @@ -354,15 +352,17 @@ document.addEventListener("DOMContentLoaded", () => {
currentImage = nextImage;
updateThumbnailHistory();
};
nextImgElement.src = imageUrl;
nextImgElement.alt = "Screensaver Image";
if (nextImgElement.complete && nextImgElement.naturalWidth !== 0) {
nextImgElement.style.opacity = '1';
currentImgElement.style.opacity = '0';
currentImage = nextImage;
updateThumbnailHistory();
}
}
nextImgElement.src = imageUrl;
nextImgElement.alt = "Screensaver Image";
if (nextImgElement.complete && nextImgElement.naturalWidth !== 0) {
nextImgElement.style.opacity = '1';
currentImgElement.style.opacity = '0';
currentImage = nextImage;
updateThumbnailHistory();
}
// restart the timer so new generations resume after viewing a historical image
setOrResetImageInterval();
}

function setOrResetImageInterval() {
clearInterval(imageInterval);
Expand Down