249 lines
7.6 KiB
HTML
249 lines
7.6 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Chatroom</title>
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<!-- Include highlight.js library -->
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<script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.6.0/highlight.min.js"></script>
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<!-- Include a highlight.js theme (replace 'default' with your preferred theme) -->
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.6.0/styles/default.min.css">
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<script src="https://cdnjs.cloudflare.com/ajax/libs/socket.io/4.0.1/socket.io.min.js"></script>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/marked/9.1.2/marked.min.js" integrity="sha512-rfX4p3RNnxdwLT3wWP1K0NR3ztTobn+sISlT9WhxDDK00zNYbQ6MCHA5OHm0hqKAzEMXYCgFrp8iY/ER5MkXqA==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
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<link rel="icon" href="{{ url_for('static', filename='favicon.ico') }}">
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<style>
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html, body {
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height: 100%;
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margin: 0;
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padding: 0;
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font-family: Arial, sans-serif;
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background-color: #f7f7f7;
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display: grid;
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place-items: center;
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}
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#chat-container {
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display: grid;
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grid-template-rows: 1fr auto;
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width: 100%;
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height: 90vh;
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background-color: #ffffff;
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border-radius: 5px;
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padding: 15px;
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box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
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box-sizing: border-box;
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}
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#chat {
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overflow-y: auto;
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border: 1px solid #e1e1e1;
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border-radius: 5px;
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padding: 10px;
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margin-bottom: 10px;
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min-width: 400px;
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}
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#message {
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width: 100%;
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border: 1px solid #e1e1e1;
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border-radius: 5px;
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padding: 5px;
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}
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.message-wrapper {
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display: flex;
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align-items: start;
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}
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.message-wrapper button {
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margin-top: 16px;
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margin-right: 8px;
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}
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p {
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margin-top: 8px;
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margin-bottom: 8px;
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}
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</style>
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</head>
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<body>
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<div id="chat-container">
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<div id="chat"></div>
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<form id="message-form">
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<textarea id="message" rows="4" placeholder="Type your message..."></textarea>
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</form>
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</div>
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<script>
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const socket = io.connect('http://' + document.domain + ':' + location.port);
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const urlParams = new URLSearchParams(window.location.search);
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const username = urlParams.get('username');
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const room = '{{ room }}';
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// Function to handle sending the message
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function sendMessage() {
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const message = document.getElementById('message').value;
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if (message.trim() !== "") { // Ensure we're not sending empty messages
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socket.emit('message', {'username': username, 'message': message, 'room': room});
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document.getElementById('message').value = '';
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}
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}
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function deleteMessage(messageId, room) {
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socket.emit('delete_message', {'message_id': messageId, 'room': room});
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}
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// Event listener for form submission
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document.getElementById('message-form').addEventListener('submit', (e) => {
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e.preventDefault();
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sendMessage();
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});
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// Event listener for the Enter key press in the textarea
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document.getElementById('message').addEventListener('keydown', function(e) {
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if (e.key === 'Enter' && !e.shiftKey) {
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e.preventDefault();
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sendMessage();
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}
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});
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socket.on('connect', () => {
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socket.emit('join', {username: username, room: room});
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});
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socket.on('message', (data) => {
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const messageWrapper = document.createElement('div');
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messageWrapper.className = 'message-wrapper';
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messageWrapper.id = "message-" + data.id;
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const newMessage = document.createElement('p');
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newMessage.innerHTML = marked.marked(data.content);
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// Check if the message is NOT a join notification
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if (!data.content.includes('has joined the room.') && !data.content.includes('Processing...')) {
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// Create the delete button
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const deleteButton = document.createElement('button');
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deleteButton.innerHTML = 'x';
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deleteButton.onclick = () => deleteMessage(data.id, room);
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messageWrapper.appendChild(deleteButton);
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}
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messageWrapper.appendChild(newMessage);
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document.getElementById('chat').appendChild(messageWrapper);
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newMessage.querySelectorAll('pre code').forEach((block) => {
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hljs.highlightElement(block);
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});
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document.getElementById('chat').scrollTop = document.getElementById('chat').scrollHeight;
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});
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socket.on('previous_messages', (data) => {
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const messageWrapper = document.createElement('div');
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messageWrapper.className = 'message-wrapper';
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messageWrapper.id = "message-" + data.id;
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const newMessage = document.createElement('p');
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newMessage.innerHTML = marked.marked(`${data.username}:\n\n${data.message}`);
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// Create the delete button
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const deleteButton = document.createElement('button');
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deleteButton.innerHTML = 'x';
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deleteButton.onclick = () => deleteMessage(data.id, room);
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messageWrapper.appendChild(deleteButton);
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messageWrapper.appendChild(newMessage);
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document.getElementById('chat').appendChild(messageWrapper);
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newMessage.querySelectorAll('pre code').forEach((block) => {
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hljs.highlightElement(block);
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});
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});
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socket.on('delete_processing_message', (msg_id) => {
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const tempMessages = document.querySelectorAll("#message-null");
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tempMessages.forEach((tempMessage) => {
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tempMessage.remove();
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});
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// Clear the message buffer for the corresponding message ID
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delete messageBuffers[msg_id];
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});
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// A dictionary to hold buffers for each message ID
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const messageBuffers = {};
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socket.on('message_chunk', (data) => {
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const wrapperId = "message-" + data.id;
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let messageWrapper = document.getElementById(wrapperId);
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let targetMessageElement;
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// If the message wrapper doesn't exist, it's an initial chunk
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if (!messageWrapper) {
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messageWrapper = document.createElement('div');
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messageWrapper.className = 'message-wrapper';
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messageWrapper.id = wrapperId;
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document.getElementById('chat').appendChild(messageWrapper);
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// Create the "x" button for deletion
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const deleteButton = document.createElement('button');
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deleteButton.innerHTML = 'x';
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deleteButton.onclick = () => deleteMessage(data.id, room);
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messageWrapper.appendChild(deleteButton);
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// Create the p element to hold the message content
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targetMessageElement = document.createElement('p');
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messageWrapper.appendChild(targetMessageElement);
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} else {
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// If the wrapper already exists, get the p element inside it
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targetMessageElement = messageWrapper.querySelector('p');
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}
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// If the message buffer for this ID doesn't exist, create it
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if (!messageBuffers[data.id]) {
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messageBuffers[data.id] = "";
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}
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// Append the chunk to the buffer
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messageBuffers[data.id] += data.content;
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// Process the entire buffer with marked and set it as the content of the target element
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targetMessageElement.innerHTML = marked.marked(messageBuffers[data.id]);
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// Apply syntax highlighting to code blocks within the content
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targetMessageElement.querySelectorAll('pre code').forEach((block) => {
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hljs.highlightElement(block);
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});
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// Scroll to the bottom of the chat container
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document.getElementById('chat').scrollTop = document.getElementById('chat').scrollHeight;
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});
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socket.on('message_deleted', (data) => {
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const messageElement = document.getElementById('message-' + data.message_id);
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if (messageElement) {
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messageElement.remove();
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}
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});
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</script>
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</body>
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</html>
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