Customize the chat interface with an improved image library for backgrounds, with multiple rows of thumbnails and click-outside popup closure.
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// ==UserScript==
// @name c.ai Background Image Library (Improved)
// @author LuxTallis
// @namespace c.ai Background Image Library Improved
// @match https://character.ai/*
// @grant none
// @license MIT
// @version 1.1
// @description Customize the chat interface with an improved image library for backgrounds, with multiple rows of thumbnails and click-outside popup closure.
// @icon https://i.imgur.com/ynjBqKW.png
// ==/UserScript==
(function () {
function saveLibrary(library) {
localStorage.setItem('background_image_library', JSON.stringify(library));
}
function getLibrary() {
return JSON.parse(localStorage.getItem('background_image_library') || '[]');
}
function addToLibrary(url) {
const library = getLibrary();
if (!url || library.includes(url)) return;
library.push(url);
saveLibrary(library);
}
function removeFromLibrary(url) {
const library = getLibrary().filter((image) => image !== url);
saveLibrary(library);
}
// Function to get the current chat ID
function getChatID() {
const path = window.location.pathname;
const match = path.match(/\/chat\/([^/]+)/); // Matches chat ID in URL
return match ? match[1] : null; // Return the chat ID if found
}
// Apply background image for the specific chat
function applyBackgroundImage(url) {
const chatID = getChatID();
if (!chatID) return; // If no chat ID found, return
const chatKey = `background_image_${chatID}`;
localStorage.setItem(chatKey, url); // Save the background URL for this chat
const css = `
body {
background-image: url('${url}');
background-size: cover;
background-position: center;
background-repeat: no-repeat;
}
`;
let styleElement = document.getElementById('customBackgroundStyle');
if (!styleElement) {
styleElement = document.createElement('style');
styleElement.id = 'customBackgroundStyle';
document.head.appendChild(styleElement);
}
styleElement.innerHTML = css;
}
function createCustomizationPanel() {
const panel = document.createElement('div');
panel.id = 'customizationPanel';
panel.style.position = 'fixed';
panel.style.top = '50%';
panel.style.left = '50%';
panel.style.transform = 'translate(-50%, -50%)';
panel.style.backgroundColor = '#1e1e1e';
panel.style.color = 'white';
panel.style.borderRadius = '5px';
panel.style.padding = '20px';
panel.style.zIndex = '9999';
panel.style.fontFamily = 'Montserrat, sans-serif';
panel.style.maxWidth = '1250px'; // 2.5x wider
panel.style.minWidth = '875px'; // 2.5x wider
panel.style.width = 'auto'; // Ensure auto width based on content
const label = document.createElement('label');
label.textContent = 'Add Image URL to Library:';
label.style.display = 'block';
label.style.marginBottom = '5px';
const input = document.createElement('input');
input.type = 'text';
input.placeholder = 'Enter image URL';
input.style.width = '100%';
input.style.marginBottom = '10px';
const addButton = document.createElement('button');
addButton.textContent = 'Add';
addButton.style.marginTop = '10px';
addButton.style.padding = '5px 10px';
addButton.style.border = 'none';
addButton.style.borderRadius = '3px';
addButton.style.backgroundColor = '#444';
addButton.style.color = 'white';
addButton.style.fontFamily = 'Montserrat, sans-serif';
addButton.addEventListener('click', () => {
const url = input.value.trim();
if (url) {
addToLibrary(url);
input.value = '';
renderLibrary();
}
});
const libraryContainer = document.createElement('div');
libraryContainer.id = 'libraryContainer';
libraryContainer.style.marginTop = '10px';
libraryContainer.style.overflowX = 'auto';
libraryContainer.style.display = 'flex';
libraryContainer.style.flexWrap = 'wrap'; // Allow wrapping into multiple lines
libraryContainer.style.gap = '15px'; // Increased gap between thumbnails
libraryContainer.style.paddingBottom = '10px';
libraryContainer.style.borderTop = '1px solid #555';
libraryContainer.style.paddingTop = '10px';
libraryContainer.style.whiteSpace = 'nowrap'; // Prevent wrapping of thumbnails
libraryContainer.style.maxHeight = '380px'; // Ensure 3 rows of thumbnails
libraryContainer.style.height = 'auto';
function renderLibrary() {
libraryContainer.innerHTML = '';
const library = getLibrary();
library.forEach((url) => {
const imgContainer = document.createElement('div');
imgContainer.style.position = 'relative';
imgContainer.style.flex = '0 0 auto'; // Ensures the thumbnail stays at its natural width
const img = document.createElement('img');
img.src = url;
img.alt = 'Preview';
img.style.width = '99px'; // Half the size
img.style.height = '64px'; // Half the size
img.style.objectFit = 'cover';
img.style.border = '1px solid #fff';
img.style.borderRadius = '3px';
img.style.cursor = 'pointer';
img.title = url;
img.addEventListener('click', () => {
applyBackgroundImage(url);
});
const removeButton = document.createElement('button');
removeButton.textContent = '×';
removeButton.style.position = 'absolute';
removeButton.style.top = '5px';
removeButton.style.right = '5px';
removeButton.style.backgroundColor = 'red';
removeButton.style.color = 'white';
removeButton.style.border = 'none';
removeButton.style.borderRadius = '50%';
removeButton.style.cursor = 'pointer';
removeButton.style.width = '20px';
removeButton.style.height = '20px';
removeButton.style.textAlign = 'center';
removeButton.style.fontSize = '12px';
removeButton.addEventListener('click', (e) => {
e.stopPropagation();
removeFromLibrary(url);
renderLibrary();
});
imgContainer.appendChild(img);
imgContainer.appendChild(removeButton);
libraryContainer.appendChild(imgContainer);
});
}
panel.appendChild(label);
panel.appendChild(input);
panel.appendChild(addButton);
panel.appendChild(libraryContainer);
document.body.appendChild(panel);
renderLibrary();
// Close the panel when clicking outside of it
document.addEventListener('click', function closeOnOutsideClick(event) {
if (!panel.contains(event.target) && !mainButton.contains(event.target)) {
panel.remove();
document.removeEventListener('click', closeOnOutsideClick); // Remove the event listener
}
});
}
function createButton(symbol, onClick) {
const button = document.createElement('button');
button.innerHTML = symbol;
button.style.position = 'fixed';
button.style.top = '82px';
button.style.right = '5px';
button.style.width = '22px';
button.style.height = '22px';
button.style.backgroundColor = '#444';
button.style.color = 'white';
button.style.border = 'none';
button.style.borderRadius = '3px';
button.style.cursor = 'pointer';
button.style.fontFamily = 'Montserrat, sans-serif';
button.addEventListener('click', onClick);
return button;
}
const mainButton = createButton('🖼️', () => {
const panelExists = document.getElementById('customizationPanel');
if (!panelExists) {
createCustomizationPanel();
}
});
document.body.appendChild(mainButton);
// Function to update background when URL changes
function updateBackgroundForCurrentChat() {
const chatID = getChatID();
const currentImageUrl = chatID ? localStorage.getItem(`background_image_${chatID}`) : '';
applyBackgroundImage(currentImageUrl || '');
}
// Initial background update
updateBackgroundForCurrentChat();
// Update background whenever the URL changes
window.addEventListener('popstate', updateBackgroundForCurrentChat);
window.addEventListener('pushstate', updateBackgroundForCurrentChat);
window.addEventListener('replacestate', updateBackgroundForCurrentChat);
})();