chatgpt3 / assets /custom.js
seanping's picture
Duplicate from JohnSmith9982/ChuanhuChatGPT
d2cf052
// custom javascript here
const MAX_HISTORY_LENGTH = 32;
var key_down_history = [];
var currentIndex = -1;
var user_input_ta;
var gradioContainer = null;
var user_input_ta = null;
var user_input_tb = null;
var userInfoDiv = null;
var appTitleDiv = null;
var chatbot = null;
var apSwitch = null;
var ga = document.getElementsByTagName("gradio-app");
var targetNode = ga[0];
var isInIframe = (window.self !== window.top);
// gradio 页面加载好了么??? 我能动你的元素了么??
function gradioLoaded(mutations) {
for (var i = 0; i < mutations.length; i++) {
if (mutations[i].addedNodes.length) {
gradioContainer = document.querySelector(".gradio-container");
user_input_tb = document.getElementById('user_input_tb');
userInfoDiv = document.getElementById("user_info");
appTitleDiv = document.getElementById("app_title");
chatbot = document.querySelector('#chuanhu_chatbot');
apSwitch = document.querySelector('.apSwitch input[type="checkbox"]');
if (gradioContainer && apSwitch) { // gradioCainter 加载出来了没?
adjustDarkMode();
}
if (user_input_tb) { // user_input_tb 加载出来了没?
selectHistory();
}
if (userInfoDiv && appTitleDiv) { // userInfoDiv 和 appTitleDiv 加载出来了没?
setTimeout(showOrHideUserInfo(), 2000);
}
if (chatbot) { // chatbot 加载出来了没?
setChatbotHeight()
}
}
}
}
function selectHistory() {
user_input_ta = user_input_tb.querySelector("textarea");
if (user_input_ta) {
observer.disconnect(); // 停止监听
// 在 textarea 上监听 keydown 事件
user_input_ta.addEventListener("keydown", function (event) {
var value = user_input_ta.value.trim();
// 判断按下的是否为方向键
if (event.code === 'ArrowUp' || event.code === 'ArrowDown') {
// 如果按下的是方向键,且输入框中有内容,且历史记录中没有该内容,则不执行操作
if (value && key_down_history.indexOf(value) === -1)
return;
// 对于需要响应的动作,阻止默认行为。
event.preventDefault();
var length = key_down_history.length;
if (length === 0) {
currentIndex = -1; // 如果历史记录为空,直接将当前选中的记录重置
return;
}
if (currentIndex === -1) {
currentIndex = length;
}
if (event.code === 'ArrowUp' && currentIndex > 0) {
currentIndex--;
user_input_ta.value = key_down_history[currentIndex];
} else if (event.code === 'ArrowDown' && currentIndex < length - 1) {
currentIndex++;
user_input_ta.value = key_down_history[currentIndex];
}
user_input_ta.selectionStart = user_input_ta.value.length;
user_input_ta.selectionEnd = user_input_ta.value.length;
const input_event = new InputEvent("input", { bubbles: true, cancelable: true });
user_input_ta.dispatchEvent(input_event);
} else if (event.code === "Enter") {
if (value) {
currentIndex = -1;
if (key_down_history.indexOf(value) === -1) {
key_down_history.push(value);
if (key_down_history.length > MAX_HISTORY_LENGTH) {
key_down_history.shift();
}
}
}
}
});
}
}
function toggleUserInfoVisibility(shouldHide) {
if (userInfoDiv) {
if (shouldHide) {
userInfoDiv.classList.add("hideK");
} else {
userInfoDiv.classList.remove("hideK");
}
}
}
function showOrHideUserInfo() {
var sendBtn = document.getElementById("submit_btn");
// Bind mouse/touch events to show/hide user info
appTitleDiv.addEventListener("mouseenter", function () {
toggleUserInfoVisibility(false);
});
userInfoDiv.addEventListener("mouseenter", function () {
toggleUserInfoVisibility(false);
});
sendBtn.addEventListener("mouseenter", function () {
toggleUserInfoVisibility(false);
});
appTitleDiv.addEventListener("mouseleave", function () {
toggleUserInfoVisibility(true);
});
userInfoDiv.addEventListener("mouseleave", function () {
toggleUserInfoVisibility(true);
});
sendBtn.addEventListener("mouseleave", function () {
toggleUserInfoVisibility(true);
});
appTitleDiv.ontouchstart = function () {
toggleUserInfoVisibility(false);
};
userInfoDiv.ontouchstart = function () {
toggleUserInfoVisibility(false);
};
sendBtn.ontouchstart = function () {
toggleUserInfoVisibility(false);
};
appTitleDiv.ontouchend = function () {
setTimeout(function () {
toggleUserInfoVisibility(true);
}, 3000);
};
userInfoDiv.ontouchend = function () {
setTimeout(function () {
toggleUserInfoVisibility(true);
}, 3000);
};
sendBtn.ontouchend = function () {
setTimeout(function () {
toggleUserInfoVisibility(true);
}, 3000); // Delay 1 second to hide user info
};
// Hide user info after 2 second
setTimeout(function () {
toggleUserInfoVisibility(true);
}, 2000);
}
function toggleDarkMode(isEnabled) {
if (isEnabled) {
gradioContainer.classList.add("dark");
document.body.style.setProperty("background-color", "var(--neutral-950)", "important");
} else {
gradioContainer.classList.remove("dark");
document.body.style.backgroundColor = "";
}
}
function adjustDarkMode() {
const darkModeQuery = window.matchMedia("(prefers-color-scheme: dark)");
// 根据当前颜色模式设置初始状态
apSwitch.checked = darkModeQuery.matches;
toggleDarkMode(darkModeQuery.matches);
// 监听颜色模式变化
darkModeQuery.addEventListener("change", (e) => {
apSwitch.checked = e.matches;
toggleDarkMode(e.matches);
});
// apSwitch = document.querySelector('.apSwitch input[type="checkbox"]');
apSwitch.addEventListener("change", (e) => {
toggleDarkMode(e.target.checked);
});
}
function setChatbotHeight() {
const screenWidth = window.innerWidth;
const statusDisplay = document.querySelector('#status_display');
const statusDisplayHeight = statusDisplay ? statusDisplay.offsetHeight : 0;
const wrap = chatbot.querySelector('.wrap');
const vh = window.innerHeight * 0.01;
document.documentElement.style.setProperty('--vh', `${vh}px`);
if (isInIframe) {
chatbot.style.height = `700px`;
wrap.style.maxHeight = `calc(700px - var(--line-sm) * 1rem - 2 * var(--block-label-margin))`
} else {
if (screenWidth <= 320) {
chatbot.style.height = `calc(var(--vh, 1vh) * 100 - ${statusDisplayHeight + 150}px)`;
wrap.style.maxHeight = `calc(var(--vh, 1vh) * 100 - ${statusDisplayHeight + 150}px - var(--line-sm) * 1rem - 2 * var(--block-label-margin))`;
} else if (screenWidth <= 499) {
chatbot.style.height = `calc(var(--vh, 1vh) * 100 - ${statusDisplayHeight + 100}px)`;
wrap.style.maxHeight = `calc(var(--vh, 1vh) * 100 - ${statusDisplayHeight + 100}px - var(--line-sm) * 1rem - 2 * var(--block-label-margin))`;
} else {
chatbot.style.height = `calc(var(--vh, 1vh) * 100 - ${statusDisplayHeight + 160}px)`;
wrap.style.maxHeight = `calc(var(--vh, 1vh) * 100 - ${statusDisplayHeight + 160}px - var(--line-sm) * 1rem - 2 * var(--block-label-margin))`;
}
}
}
// 监视页面内部 DOM 变动
var observer = new MutationObserver(function (mutations) {
gradioLoaded(mutations);
});
observer.observe(targetNode, { childList: true, subtree: true });
// 监视页面变化
window.addEventListener("DOMContentLoaded", function () {
isInIframe = (window.self !== window.top);
});
window.addEventListener('resize', setChatbotHeight);
window.addEventListener('scroll', setChatbotHeight);
window.matchMedia("(prefers-color-scheme: dark)").addEventListener("change", adjustDarkMode);