Files
goose/crates/goose-cli/static/script.js
2025-06-05 13:32:57 +10:00

523 lines
17 KiB
JavaScript

// WebSocket connection and chat functionality
let socket = null;
let sessionId = getSessionId();
let isConnected = false;
// DOM elements
const messagesContainer = document.getElementById('messages');
const messageInput = document.getElementById('message-input');
const sendButton = document.getElementById('send-button');
const connectionStatus = document.getElementById('connection-status');
// Track if we're currently processing
let isProcessing = false;
// Get session ID - either from URL parameter, injected session name, or generate new one
function getSessionId() {
// Check if session name was injected by server (for /session/:name routes)
if (window.GOOSE_SESSION_NAME) {
return window.GOOSE_SESSION_NAME;
}
// Check URL parameters
const urlParams = new URLSearchParams(window.location.search);
const sessionParam = urlParams.get('session') || urlParams.get('name');
if (sessionParam) {
return sessionParam;
}
// Generate new session ID using CLI format
return generateSessionId();
}
// Generate a session ID using timestamp format (yyyymmdd_hhmmss) like CLI
function generateSessionId() {
const now = new Date();
const year = now.getFullYear();
const month = String(now.getMonth() + 1).padStart(2, '0');
const day = String(now.getDate()).padStart(2, '0');
const hour = String(now.getHours()).padStart(2, '0');
const minute = String(now.getMinutes()).padStart(2, '0');
const second = String(now.getSeconds()).padStart(2, '0');
return `${year}${month}${day}_${hour}${minute}${second}`;
}
// Format timestamp
function formatTimestamp(date) {
return date.toLocaleTimeString('en-US', {
hour: '2-digit',
minute: '2-digit'
});
}
// Create message element
function createMessageElement(content, role, timestamp) {
const messageDiv = document.createElement('div');
messageDiv.className = `message ${role}`;
// Create content div
const contentDiv = document.createElement('div');
contentDiv.className = 'message-content';
contentDiv.innerHTML = formatMessageContent(content);
messageDiv.appendChild(contentDiv);
// Add timestamp
const timestampDiv = document.createElement('div');
timestampDiv.className = 'timestamp';
timestampDiv.textContent = formatTimestamp(new Date(timestamp || Date.now()));
messageDiv.appendChild(timestampDiv);
return messageDiv;
}
// Format message content (handle markdown-like formatting)
function formatMessageContent(content) {
// Escape HTML
let formatted = content
.replace(/&/g, '&')
.replace(/</g, '&lt;')
.replace(/>/g, '&gt;');
// Handle code blocks
formatted = formatted.replace(/```(\w+)?\n([\s\S]*?)```/g, (match, lang, code) => {
return `<pre><code class="language-${lang || 'plaintext'}">${code.trim()}</code></pre>`;
});
// Handle inline code
formatted = formatted.replace(/`([^`]+)`/g, '<code>$1</code>');
// Handle line breaks
formatted = formatted.replace(/\n/g, '<br>');
return formatted;
}
// Add message to chat
function addMessage(content, role, timestamp) {
// Remove welcome message if it exists
const welcomeMessage = messagesContainer.querySelector('.welcome-message');
if (welcomeMessage) {
welcomeMessage.remove();
}
const messageElement = createMessageElement(content, role, timestamp);
messagesContainer.appendChild(messageElement);
// Scroll to bottom
messagesContainer.scrollTop = messagesContainer.scrollHeight;
}
// Add thinking indicator
function addThinkingIndicator() {
removeThinkingIndicator(); // Remove any existing one first
const thinkingDiv = document.createElement('div');
thinkingDiv.id = 'thinking-indicator';
thinkingDiv.className = 'message thinking-message';
thinkingDiv.innerHTML = `
<div class="thinking-dots">
<span></span>
<span></span>
<span></span>
</div>
<span class="thinking-text">Goose is thinking...</span>
`;
messagesContainer.appendChild(thinkingDiv);
messagesContainer.scrollTop = messagesContainer.scrollHeight;
}
// Remove thinking indicator
function removeThinkingIndicator() {
const thinking = document.getElementById('thinking-indicator');
if (thinking) {
thinking.remove();
}
}
// Connect to WebSocket
function connectWebSocket() {
const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:';
const wsUrl = `${protocol}//${window.location.host}/ws`;
socket = new WebSocket(wsUrl);
socket.onopen = () => {
console.log('WebSocket connected');
isConnected = true;
connectionStatus.textContent = 'Connected';
connectionStatus.className = 'status connected';
sendButton.disabled = false;
// Check if this session exists and load history if it does
loadSessionIfExists();
};
socket.onmessage = (event) => {
try {
const data = JSON.parse(event.data);
handleServerMessage(data);
} catch (e) {
console.error('Failed to parse message:', e);
}
};
socket.onclose = () => {
console.log('WebSocket disconnected');
isConnected = false;
connectionStatus.textContent = 'Disconnected';
connectionStatus.className = 'status disconnected';
sendButton.disabled = true;
// Attempt to reconnect after 3 seconds
setTimeout(connectWebSocket, 3000);
};
socket.onerror = (error) => {
console.error('WebSocket error:', error);
};
}
// Handle messages from server
function handleServerMessage(data) {
switch (data.type) {
case 'response':
// For streaming responses, we need to handle partial messages
handleStreamingResponse(data);
break;
case 'tool_request':
handleToolRequest(data);
break;
case 'tool_response':
handleToolResponse(data);
break;
case 'tool_confirmation':
handleToolConfirmation(data);
break;
case 'thinking':
handleThinking(data);
break;
case 'context_exceeded':
handleContextExceeded(data);
break;
case 'cancelled':
handleCancelled(data);
break;
case 'complete':
handleComplete(data);
break;
case 'error':
removeThinkingIndicator();
resetSendButton();
addMessage(`Error: ${data.message}`, 'assistant', Date.now());
break;
default:
console.log('Unknown message type:', data.type);
}
}
// Track current streaming message
let currentStreamingMessage = null;
// Handle streaming responses
function handleStreamingResponse(data) {
removeThinkingIndicator();
// If this is the first chunk of a new message, or we don't have a current streaming message
if (!currentStreamingMessage) {
// Create a new message element
const messageElement = createMessageElement(data.content, data.role || 'assistant', data.timestamp);
messageElement.setAttribute('data-streaming', 'true');
messagesContainer.appendChild(messageElement);
currentStreamingMessage = {
element: messageElement,
content: data.content,
role: data.role || 'assistant',
timestamp: data.timestamp
};
} else {
// Append to existing streaming message
currentStreamingMessage.content += data.content;
// Update the message content using the proper content div
const contentDiv = currentStreamingMessage.element.querySelector('.message-content');
if (contentDiv) {
contentDiv.innerHTML = formatMessageContent(currentStreamingMessage.content);
}
}
// Scroll to bottom
messagesContainer.scrollTop = messagesContainer.scrollHeight;
}
// Handle tool requests
function handleToolRequest(data) {
removeThinkingIndicator(); // Remove thinking when tool starts
// Reset streaming message so tool doesn't interfere with message flow
currentStreamingMessage = null;
const toolDiv = document.createElement('div');
toolDiv.className = 'message assistant tool-message';
const headerDiv = document.createElement('div');
headerDiv.className = 'tool-header';
headerDiv.innerHTML = `🔧 <strong>${data.tool_name}</strong>`;
const contentDiv = document.createElement('div');
contentDiv.className = 'tool-content';
// Format the arguments
if (data.tool_name === 'developer__shell' && data.arguments.command) {
contentDiv.innerHTML = `<pre><code>${escapeHtml(data.arguments.command)}</code></pre>`;
} else if (data.tool_name === 'developer__text_editor') {
const action = data.arguments.command || 'unknown';
const path = data.arguments.path || 'unknown';
contentDiv.innerHTML = `<div class="tool-param"><strong>action:</strong> ${action}</div>`;
contentDiv.innerHTML += `<div class="tool-param"><strong>path:</strong> ${escapeHtml(path)}</div>`;
if (data.arguments.file_text) {
contentDiv.innerHTML += `<div class="tool-param"><strong>content:</strong> <pre><code>${escapeHtml(data.arguments.file_text.substring(0, 200))}${data.arguments.file_text.length > 200 ? '...' : ''}</code></pre></div>`;
}
} else {
contentDiv.innerHTML = `<pre><code>${JSON.stringify(data.arguments, null, 2)}</code></pre>`;
}
toolDiv.appendChild(headerDiv);
toolDiv.appendChild(contentDiv);
// Add a "running" indicator
const runningDiv = document.createElement('div');
runningDiv.className = 'tool-running';
runningDiv.innerHTML = '⏳ Running...';
toolDiv.appendChild(runningDiv);
messagesContainer.appendChild(toolDiv);
messagesContainer.scrollTop = messagesContainer.scrollHeight;
}
// Handle tool responses
function handleToolResponse(data) {
// Remove the "running" indicator from the last tool message
const toolMessages = messagesContainer.querySelectorAll('.tool-message');
if (toolMessages.length > 0) {
const lastToolMessage = toolMessages[toolMessages.length - 1];
const runningIndicator = lastToolMessage.querySelector('.tool-running');
if (runningIndicator) {
runningIndicator.remove();
}
}
if (data.is_error) {
const errorDiv = document.createElement('div');
errorDiv.className = 'message tool-error';
errorDiv.innerHTML = `<strong>Tool Error:</strong> ${escapeHtml(data.result.error || 'Unknown error')}`;
messagesContainer.appendChild(errorDiv);
} else {
// Handle successful tool response
if (Array.isArray(data.result)) {
data.result.forEach(content => {
if (content.type === 'text' && content.text) {
const responseDiv = document.createElement('div');
responseDiv.className = 'message tool-result';
responseDiv.innerHTML = `<pre>${escapeHtml(content.text)}</pre>`;
messagesContainer.appendChild(responseDiv);
}
});
}
}
messagesContainer.scrollTop = messagesContainer.scrollHeight;
// Reset streaming message so next assistant response creates a new message
currentStreamingMessage = null;
// Show thinking indicator because assistant will likely follow up with explanation
// Only show if we're still processing (cancel button is active)
if (isProcessing) {
addThinkingIndicator();
}
}
// Handle tool confirmations
function handleToolConfirmation(data) {
const confirmDiv = document.createElement('div');
confirmDiv.className = 'message tool-confirmation';
confirmDiv.innerHTML = `
<div class="tool-confirm-header">⚠️ Tool Confirmation Required</div>
<div class="tool-confirm-content">
<strong>${data.tool_name}</strong> wants to execute with:
<pre><code>${JSON.stringify(data.arguments, null, 2)}</code></pre>
</div>
<div class="tool-confirm-note">Auto-approved in web mode (UI coming soon)</div>
`;
messagesContainer.appendChild(confirmDiv);
messagesContainer.scrollTop = messagesContainer.scrollHeight;
}
// Handle thinking messages
function handleThinking(data) {
// For now, just log thinking messages
console.log('Thinking:', data.message);
}
// Handle context exceeded
function handleContextExceeded(data) {
const contextDiv = document.createElement('div');
contextDiv.className = 'message context-warning';
contextDiv.innerHTML = `
<div class="context-header">⚠️ Context Length Exceeded</div>
<div class="context-content">${escapeHtml(data.message)}</div>
<div class="context-note">Auto-summarizing conversation...</div>
`;
messagesContainer.appendChild(contextDiv);
messagesContainer.scrollTop = messagesContainer.scrollHeight;
}
// Handle cancelled operation
function handleCancelled(data) {
removeThinkingIndicator();
resetSendButton();
const cancelDiv = document.createElement('div');
cancelDiv.className = 'message system-message cancelled';
cancelDiv.innerHTML = `<em>${escapeHtml(data.message)}</em>`;
messagesContainer.appendChild(cancelDiv);
messagesContainer.scrollTop = messagesContainer.scrollHeight;
}
// Handle completion of response
function handleComplete(data) {
removeThinkingIndicator();
resetSendButton();
// Finalize any streaming message
if (currentStreamingMessage) {
currentStreamingMessage = null;
}
}
// Reset send button to normal state
function resetSendButton() {
isProcessing = false;
sendButton.textContent = 'Send';
sendButton.classList.remove('cancel-mode');
}
// Escape HTML to prevent XSS
function escapeHtml(text) {
const div = document.createElement('div');
div.textContent = text;
return div.innerHTML;
}
// Send message or cancel
function sendMessage() {
if (isProcessing) {
// Cancel the current operation
socket.send(JSON.stringify({
type: 'cancel',
session_id: sessionId
}));
return;
}
const message = messageInput.value.trim();
if (!message || !isConnected) return;
// Add user message to chat
addMessage(message, 'user', Date.now());
// Clear input
messageInput.value = '';
messageInput.style.height = 'auto';
// Add thinking indicator
addThinkingIndicator();
// Update button to show cancel
isProcessing = true;
sendButton.textContent = 'Cancel';
sendButton.classList.add('cancel-mode');
// Send message through WebSocket
socket.send(JSON.stringify({
type: 'message',
content: message,
session_id: sessionId,
timestamp: Date.now()
}));
}
// Handle suggestion pill clicks
function sendSuggestion(text) {
if (!isConnected || isProcessing) return;
messageInput.value = text;
sendMessage();
}
// Load session history if the session exists (like --resume in CLI)
async function loadSessionIfExists() {
try {
const response = await fetch(`/api/sessions/${sessionId}`);
if (response.ok) {
const sessionData = await response.json();
if (sessionData.messages && sessionData.messages.length > 0) {
// Remove welcome message since we're resuming
const welcomeMessage = messagesContainer.querySelector('.welcome-message');
if (welcomeMessage) {
welcomeMessage.remove();
}
// Display session resumed message
const resumeDiv = document.createElement('div');
resumeDiv.className = 'message system-message';
resumeDiv.innerHTML = `<em>Session resumed: ${sessionData.messages.length} messages loaded</em>`;
messagesContainer.appendChild(resumeDiv);
// Update page title with session description if available
if (sessionData.metadata && sessionData.metadata.description) {
document.title = `Goose Chat - ${sessionData.metadata.description}`;
}
messagesContainer.scrollTop = messagesContainer.scrollHeight;
}
}
} catch (error) {
console.log('No existing session found or error loading:', error);
// This is fine - just means it's a new session
}
}
// Event listeners
sendButton.addEventListener('click', sendMessage);
messageInput.addEventListener('keydown', (e) => {
if (e.key === 'Enter' && !e.shiftKey) {
e.preventDefault();
sendMessage();
}
});
// Auto-resize textarea
messageInput.addEventListener('input', () => {
messageInput.style.height = 'auto';
messageInput.style.height = messageInput.scrollHeight + 'px';
});
// Initialize WebSocket connection
connectWebSocket();
// Focus on input
messageInput.focus();
// Update session title
function updateSessionTitle() {
const titleElement = document.getElementById('session-title');
// Just show "Goose Chat" - no need to show session ID
titleElement.textContent = 'Goose Chat';
}
// Update title on load
updateSessionTitle();