William Valentin
809 lines
27 KiB
JavaScript
809 lines
27 KiB
JavaScript
/**
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* Flynn Chat Page
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*
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* Session selector, message input, streaming tool events,
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* markdown-rendered responses, slash commands, and web search.
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*/
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/* global hljs */
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import { renderSafeMarkdown } from '../lib/markdown.js';
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let _currentSession = null;
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let _sending = false;
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let _searchMode = false;
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let _slashPopupIndex = -1;
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let _elements = {};
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let _pendingAttachments = [];
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// ── Slash Command Definitions ───────────────────────────────
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const SLASH_COMMANDS = [
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{ name: '/help', desc: 'Show available commands' },
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{ name: '/reset', desc: 'Reset session' },
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{ name: '/compact', desc: 'Compact context' },
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{ name: '/usage', desc: 'Show token usage' },
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{ name: '/status', desc: 'Show system health' },
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{ name: '/model', desc: 'Show current model' },
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];
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// ── Helpers ─────────────────────────────────────────────────
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function escapeHtml(text) {
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const div = document.createElement('div');
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div.textContent = text;
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return div.innerHTML;
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}
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function highlightCode() {
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if (typeof hljs !== 'undefined') {
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document.querySelectorAll('.chat-messages pre code').forEach(block => {
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hljs.highlightElement(block);
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});
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}
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}
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function createMessageEl(role, content) {
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const wrapper = document.createElement('div');
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wrapper.className = 'message-wrapper';
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const div = document.createElement('div');
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div.className = `message ${role}`;
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if (role === 'assistant' || role === 'system') {
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div.innerHTML = renderSafeMarkdown(content);
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setTimeout(highlightCode, 0);
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} else {
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div.textContent = content;
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}
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wrapper.appendChild(div);
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// Add action buttons (copy for all, edit for user) outside the message box
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if (role !== 'system') {
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wrapper.appendChild(createMessageActions(role));
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}
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return wrapper;
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}
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function createToolEventEl(event, data) {
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const group = document.createElement('div');
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group.className = 'tool-event-group';
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const header = document.createElement('div');
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header.className = 'tool-event-header';
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if (event === 'tool_start') {
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header.innerHTML = `<span class="spinner"></span> <strong>${escapeHtml(data.tool)}</strong>`;
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} else if (event === 'tool_end') {
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const icon = data.result?.success ? '✓' : '✗';
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const cls = data.result?.success ? 'status-ok' : 'status-error';
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header.innerHTML = `<span class="${cls}">${icon}</span> <strong>${escapeHtml(data.tool)}</strong>`;
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}
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header.addEventListener('click', () => {
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body.classList.toggle('open');
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});
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const body = document.createElement('div');
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body.className = 'tool-event-body';
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if (event === 'tool_start' && data.args) {
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body.textContent = JSON.stringify(data.args, null, 2);
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} else if (event === 'tool_end' && data.result) {
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body.textContent = data.result.output || data.result.error || '(no output)';
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}
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group.appendChild(header);
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group.appendChild(body);
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return group;
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}
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function scrollToBottom() {
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const msgs = _elements.messages;
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if (msgs) {
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msgs.scrollTop = msgs.scrollHeight;
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}
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}
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function isSupportedImageMime(mimeType) {
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return mimeType === 'image/jpeg'
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|| mimeType === 'image/png'
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|| mimeType === 'image/gif'
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|| mimeType === 'image/webp';
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}
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function readFileAsBase64(file) {
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return new Promise((resolve, reject) => {
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const reader = new FileReader();
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reader.onerror = () => reject(new Error('Failed to read file'));
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reader.onload = () => {
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const result = String(reader.result || '');
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// result is like: data:<mime>;base64,<payload>
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const comma = result.indexOf(',');
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if (comma === -1) {
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reject(new Error('Unexpected file encoding'));
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return;
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}
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resolve(result.slice(comma + 1));
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};
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reader.readAsDataURL(file);
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});
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}
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function renderPendingAttachments() {
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const el = _elements.attachments;
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if (!el) {return;}
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el.innerHTML = '';
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if (!_pendingAttachments.length) {
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el.classList.add('hidden');
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return;
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}
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el.classList.remove('hidden');
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for (let i = 0; i < _pendingAttachments.length; i++) {
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const att = _pendingAttachments[i];
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const chip = document.createElement('div');
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chip.className = 'attachment-chip';
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const name = document.createElement('span');
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name.className = 'attachment-name';
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name.textContent = att.filename || 'attachment';
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const rm = document.createElement('button');
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rm.className = 'attachment-remove';
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rm.type = 'button';
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rm.title = 'Remove attachment';
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rm.textContent = '×';
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rm.addEventListener('click', () => {
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_pendingAttachments.splice(i, 1);
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renderPendingAttachments();
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});
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chip.appendChild(name);
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chip.appendChild(rm);
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el.appendChild(chip);
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}
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}
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function clearPendingAttachments() {
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_pendingAttachments = [];
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if (_elements.fileInput) {
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_elements.fileInput.value = '';
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}
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renderPendingAttachments();
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}
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// ── Message Action Buttons ──────────────────────────────────
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function getMessageText(el) {
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// For user messages, textContent is the raw text.
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// For assistant/system messages rendered as markdown, extract plain text.
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return (el.textContent || '').trim();
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}
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function createMessageActions(role) {
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const bar = document.createElement('div');
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bar.className = 'message-actions';
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// Copy button — all messages
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const copyBtn = document.createElement('button');
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copyBtn.className = 'msg-action-btn';
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copyBtn.title = 'Copy';
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copyBtn.innerHTML = COPY_ICON;
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copyBtn.addEventListener('click', () => {
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const msg = bar.closest('.message');
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if (!msg) {return;}
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const text = getMessageText(msg);
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navigator.clipboard.writeText(text).then(() => {
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copyBtn.innerHTML = CHECK_ICON;
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copyBtn.classList.add('copied');
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setTimeout(() => {
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copyBtn.innerHTML = COPY_ICON;
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copyBtn.classList.remove('copied');
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}, 1500);
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});
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});
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bar.appendChild(copyBtn);
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// Edit button — user messages only
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if (role === 'user') {
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const editBtn = document.createElement('button');
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editBtn.className = 'msg-action-btn';
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editBtn.title = 'Edit';
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editBtn.innerHTML = EDIT_ICON;
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editBtn.addEventListener('click', () => {
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const msg = bar.closest('.message');
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if (!msg) {return;}
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const text = getMessageText(msg);
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const input = _elements.input;
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if (input) {
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input.value = text;
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input.focus();
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// Trigger auto-resize
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input.style.height = 'auto';
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input.style.height = Math.min(input.scrollHeight, 150) + 'px';
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}
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});
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bar.appendChild(editBtn);
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}
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return bar;
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}
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// ── Search Mode ─────────────────────────────────────────────
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function setSearchMode(active) {
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_searchMode = active;
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const btn = _elements.searchBtn;
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const input = _elements.input;
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if (!btn || !input) {return;}
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if (active) {
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btn.classList.add('active');
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input.placeholder = 'What do you want to search for?';
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} else {
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btn.classList.remove('active');
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input.placeholder = 'Type a message...';
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}
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input.focus();
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}
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// ── Slash Popup ─────────────────────────────────────────────
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function getFilteredCommands(text) {
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const prefix = text.toLowerCase();
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return SLASH_COMMANDS.filter(c => c.name.startsWith(prefix));
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}
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function showSlashPopup(filtered) {
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const popup = _elements.slashPopup;
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if (!popup) {return;}
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popup.innerHTML = '';
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if (filtered.length === 0) {
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hideSlashPopup();
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return;
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}
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for (let i = 0; i < filtered.length; i++) {
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const item = document.createElement('div');
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item.className = 'slash-popup-item' + (i === _slashPopupIndex ? ' selected' : '');
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item.innerHTML = `<span class="cmd-name">${escapeHtml(filtered[i].name)}</span><span class="cmd-desc">${escapeHtml(filtered[i].desc)}</span>`;
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item.addEventListener('click', () => {
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selectSlashCommand(filtered[i].name);
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});
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// Touch-friendly: handle pointerenter for hover on mobile
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item.addEventListener('pointerenter', () => {
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_slashPopupIndex = i;
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updatePopupSelection(filtered);
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});
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popup.appendChild(item);
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}
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popup.classList.remove('hidden');
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}
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function hideSlashPopup() {
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const popup = _elements.slashPopup;
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if (popup) {popup.classList.add('hidden');}
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_slashPopupIndex = -1;
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}
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function updatePopupSelection(_filtered) {
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const popup = _elements.slashPopup;
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if (!popup) {return;}
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const items = popup.querySelectorAll('.slash-popup-item');
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items.forEach((el, i) => {
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el.classList.toggle('selected', i === _slashPopupIndex);
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});
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}
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function selectSlashCommand(name) {
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const input = _elements.input;
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if (!input) {return;}
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input.value = name;
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hideSlashPopup();
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input.focus();
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}
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function handleSlashPopupInput() {
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const input = _elements.input;
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if (!input) {return;}
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const text = input.value;
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// Show popup only when text starts with / and is at most a single word (the command itself)
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if (text.startsWith('/') && !text.includes(' ')) {
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const filtered = getFilteredCommands(text);
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// Clamp selection index
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if (_slashPopupIndex >= filtered.length) {_slashPopupIndex = filtered.length - 1;}
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showSlashPopup(filtered);
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} else {
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hideSlashPopup();
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}
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}
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// ── Slash Command Handlers ──────────────────────────────────
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function parseSlashCommand(text) {
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const trimmed = text.trim();
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if (!trimmed.startsWith('/')) {return null;}
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const parts = trimmed.split(/\s+/);
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const cmd = parts[0].toLowerCase();
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const args = parts.slice(1).join(' ');
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switch (cmd) {
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case '/help': return { type: 'help' };
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case '/reset': return { type: 'reset' };
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case '/compact': return { type: 'compact' };
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case '/usage': return { type: 'usage' };
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case '/status': return { type: 'status' };
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case '/model': return { type: 'model', args };
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default: return null;
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}
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}
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function showSystemMessage(content) {
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_elements.messages.appendChild(createMessageEl('system', content));
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scrollToBottom();
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}
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async function handleSlashCommand(cmd, client) {
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switch (cmd.type) {
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case 'help': {
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const lines = [
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'**Available Commands**',
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'',
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'| Command | Description |',
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'|---------|-------------|',
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'| `/help` | Show this help |',
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'| `/reset` | Reset the current session |',
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'| `/compact` | Ask the agent to compact context |',
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'| `/usage` | Show token usage stats |',
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'| `/status` | Show system health |',
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'| `/model` | Show current model info |',
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'',
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'Type `/` to see autocomplete suggestions.',
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];
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showSystemMessage(lines.join('\n'));
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return true;
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}
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case 'reset': {
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try {
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// Send reset command via metadata
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const stream = client.stream('agent.send', {
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message: '/reset',
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metadata: { isCommand: true, command: 'reset' },
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});
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await stream.result;
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_elements.messages.innerHTML = '';
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showSystemMessage('Session reset.');
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} catch (err) {
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showSystemMessage(`Failed to reset: ${err.message}`);
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}
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return true;
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}
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case 'compact': {
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// Send as a regular message — the agent will interpret the request
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showSystemMessage('Requesting context compaction...');
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return false; // Let it pass through as a normal message
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}
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case 'usage': {
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try {
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const result = await client.call('system.tokenUsage');
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const sessions = result.sessions ?? [];
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if (sessions.length === 0) {
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showSystemMessage('No usage data available.');
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} else {
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const lines = ['**Token Usage**', ''];
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let totalIn = 0, totalOut = 0, totalCalls = 0;
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for (const s of sessions) {
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totalIn += s.total?.inputTokens ?? 0;
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totalOut += s.total?.outputTokens ?? 0;
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totalCalls += s.total?.calls ?? 0;
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}
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lines.push(`**Input:** ${totalIn.toLocaleString()} tokens`);
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lines.push(`**Output:** ${totalOut.toLocaleString()} tokens`);
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lines.push(`**API Calls:** ${totalCalls}`);
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if (sessions.length > 1) {
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lines.push(`**Sessions:** ${sessions.length}`);
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}
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showSystemMessage(lines.join('\n'));
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}
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} catch (err) {
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showSystemMessage(`Failed to fetch usage: ${err.message}`);
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}
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return true;
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}
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case 'status': {
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try {
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const result = await client.call('system.health');
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const lines = [
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'**System Status**',
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'',
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`**Uptime:** ${result.uptime ?? 'unknown'}`,
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`**Status:** ${result.status ?? 'unknown'}`,
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];
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if (result.channels) {
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lines.push('', '**Channels:**');
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for (const ch of result.channels) {
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const dot = ch.status === 'connected' ? '\\*' : '-';
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lines.push(` ${dot} ${ch.name}: ${ch.status}`);
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}
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}
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if (result.model) {
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lines.push('', `**Model:** ${result.model}`);
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}
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showSystemMessage(lines.join('\n'));
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} catch (err) {
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showSystemMessage(`Failed to fetch status: ${err.message}`);
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}
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return true;
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}
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case 'model': {
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try {
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const result = await client.call('system.health');
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const model = result.model ?? result.config?.model ?? 'unknown';
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showSystemMessage(`**Current Model:** ${model}`);
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} catch (err) {
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showSystemMessage(`Failed to fetch model info: ${err.message}`);
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}
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return true;
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}
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default:
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return false;
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}
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}
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// ── Session Management ──────────────────────────────────────
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async function loadSessions(client) {
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const select = _elements.sessionSelect;
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if (!select) {return;}
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try {
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const result = await client.call('sessions.list');
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const sessions = result.sessions ?? [];
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// Preserve current selection
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const current = _currentSession;
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select.innerHTML = '';
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if (sessions.length === 0) {
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const opt = document.createElement('option');
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opt.value = '';
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opt.textContent = 'No sessions';
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select.appendChild(opt);
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} else {
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for (const s of sessions) {
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const opt = document.createElement('option');
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opt.value = s.id;
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opt.textContent = `${s.id} (${s.messageCount} msgs)`;
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if (s.id === current) {opt.selected = true;}
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select.appendChild(opt);
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}
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}
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// Update current session
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_currentSession = select.value || null;
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} catch {
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// Ignore — sessions may not be available
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}
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}
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async function loadHistory(client) {
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const msgs = _elements.messages;
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if (!msgs || !_currentSession) {return;}
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msgs.innerHTML = '';
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try {
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const result = await client.call('sessions.history', { sessionId: _currentSession });
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const messages = result.messages ?? [];
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for (const msg of messages) {
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const role = msg.role ?? 'assistant';
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const content = msg.content ?? msg.text ?? '';
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msgs.appendChild(createMessageEl(role, content));
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}
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scrollToBottom();
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} catch {
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msgs.innerHTML = '<div class="empty-state">Could not load history</div>';
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}
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}
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// ── Send Message ────────────────────────────────────────────
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async function sendMessage(client, overrideText) {
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const input = _elements.input;
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const rawText = (overrideText ?? input?.value ?? '').trim();
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const hasText = Boolean(rawText);
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const hasAttachments = Boolean(_pendingAttachments.length > 0);
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if ((!hasText && !hasAttachments) || _sending) {return;}
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// Check for slash commands first (text only)
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if (hasText) {
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const cmd = parseSlashCommand(rawText);
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if (cmd) {
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if (!overrideText) {input.value = '';}
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hideSlashPopup();
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const handled = await handleSlashCommand(cmd, client);
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if (handled) {return;}
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// If not fully handled (e.g. /compact), fall through to send as message
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}
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}
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_sending = true;
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_elements.sendBtn.disabled = true;
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if (!overrideText && input) {input.value = '';}
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// Apply search mode prefix
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let messageText = rawText;
|
||
if (_searchMode && hasText && !rawText.startsWith('/')) {
|
||
messageText = `Search the web for: ${rawText}`;
|
||
setSearchMode(false);
|
||
}
|
||
|
||
const userDisplay = hasText
|
||
? rawText
|
||
: `Sent ${_pendingAttachments.length} attachment(s)`;
|
||
_elements.messages.appendChild(createMessageEl('user', userDisplay));
|
||
scrollToBottom();
|
||
|
||
// Create placeholder for assistant response
|
||
const placeholder = document.createElement('div');
|
||
placeholder.className = 'message assistant streaming-cursor';
|
||
placeholder.innerHTML = '<span class="text-muted">Thinking...</span>';
|
||
_elements.messages.appendChild(placeholder);
|
||
scrollToBottom();
|
||
|
||
try {
|
||
const stream = client.stream('agent.send', { message: messageText, attachments: _pendingAttachments });
|
||
|
||
stream.on('tool_start', (data) => {
|
||
const el = createToolEventEl('tool_start', data);
|
||
_elements.messages.insertBefore(el, placeholder);
|
||
scrollToBottom();
|
||
});
|
||
|
||
stream.on('tool_end', (data) => {
|
||
// Replace the last tool_start spinner with completion marker
|
||
const events = _elements.messages.querySelectorAll('.tool-event-group');
|
||
const last = events[events.length - 1];
|
||
if (last) {
|
||
const header = last.querySelector('.tool-event-header');
|
||
if (header && data.tool) {
|
||
const icon = data.result?.success !== false ? '✓' : '✗';
|
||
const cls = data.result?.success !== false ? 'status-ok' : 'status-error';
|
||
header.innerHTML = `<span class="${cls}">${icon}</span> <strong>${escapeHtml(data.tool)}</strong>`;
|
||
}
|
||
// Add result body
|
||
const body = last.querySelector('.tool-event-body');
|
||
if (body && data.result) {
|
||
body.textContent = data.result.output || data.result.error || '(no output)';
|
||
}
|
||
}
|
||
scrollToBottom();
|
||
});
|
||
|
||
const done = await stream.result;
|
||
// Replace placeholder with actual response
|
||
placeholder.classList.remove('streaming-cursor');
|
||
const content = done?.content ?? done?.text ?? '(no response)';
|
||
placeholder.innerHTML = renderSafeMarkdown(content);
|
||
placeholder.appendChild(createMessageActions('assistant'));
|
||
setTimeout(highlightCode, 0);
|
||
} catch (err) {
|
||
placeholder.classList.remove('streaming-cursor');
|
||
placeholder.className = 'message error';
|
||
placeholder.textContent = `Error: ${err.message}`;
|
||
} finally {
|
||
_sending = false;
|
||
if (_elements.sendBtn) {_elements.sendBtn.disabled = false;}
|
||
clearPendingAttachments();
|
||
scrollToBottom();
|
||
}
|
||
}
|
||
|
||
// ── Search SVG Icon ─────────────────────────────────────────
|
||
|
||
const SEARCH_ICON = '<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8.5 3a5.5 5.5 0 0 1 4.38 8.82l4.15 4.15a.75.75 0 0 1-1.06 1.06l-4.15-4.15A5.5 5.5 0 1 1 8.5 3zm0 1.5a4 4 0 1 0 0 8 4 4 0 0 0 0-8z" fill="currentColor"/></svg>';
|
||
const ATTACH_ICON = '<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7.5 4.75A3.75 3.75 0 0 1 11.25 1h.5A3.25 3.25 0 0 1 15 4.25V12a4.5 4.5 0 0 1-9 0V6.75a2.75 2.75 0 0 1 5.5 0V12a1.25 1.25 0 0 1-2.5 0V6.75a.75.75 0 0 0-1.5 0V12a2.75 2.75 0 0 0 5.5 0V6.75A4.25 4.25 0 0 0 5 6.75V12a6 6 0 0 0 12 0V4.25A4.75 4.75 0 0 0 11.75-.5h-.5A5.25 5.25 0 0 0 6 4.75v8a.75.75 0 0 0 1.5 0z" fill="currentColor"/></svg>';
|
||
const COPY_ICON = '<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M0 6.75C0 5.784.784 5 1.75 5h1.5a.75.75 0 0 1 0 1.5h-1.5a.25.25 0 0 0-.25.25v7.5c0 .138.112.25.25.25h7.5a.25.25 0 0 0 .25-.25v-1.5a.75.75 0 0 1 1.5 0v1.5A1.75 1.75 0 0 1 9.25 16h-7.5A1.75 1.75 0 0 1 0 14.25Z" fill="currentColor"/><path d="M5 1.75C5 .784 5.784 0 6.75 0h7.5C15.216 0 16 .784 16 1.75v7.5A1.75 1.75 0 0 1 14.25 11h-7.5A1.75 1.75 0 0 1 5 9.25Zm1.75-.25a.25.25 0 0 0-.25.25v7.5c0 .138.112.25.25.25h7.5a.25.25 0 0 0 .25-.25v-7.5a.25.25 0 0 0-.25-.25Z" fill="currentColor"/></svg>';
|
||
const CHECK_ICON = '<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M13.78 4.22a.75.75 0 0 1 0 1.06l-7.25 7.25a.75.75 0 0 1-1.06 0L2.22 9.28a.75.75 0 0 1 1.06-1.06L6 10.94l6.72-6.72a.75.75 0 0 1 1.06 0Z" fill="currentColor"/></svg>';
|
||
const EDIT_ICON = '<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M11.013 1.427a1.75 1.75 0 0 1 2.474 0l1.086 1.086a1.75 1.75 0 0 1 0 2.474l-8.61 8.61c-.21.21-.47.364-.756.445l-3.251.93a.75.75 0 0 1-.927-.928l.929-3.25c.081-.286.235-.547.445-.758l8.61-8.61Zm1.414 1.06a.25.25 0 0 0-.354 0L3.463 11.1l-.47 1.64 1.64-.47 8.61-8.61a.25.25 0 0 0 0-.354Z" fill="currentColor"/></svg>';
|
||
|
||
// ── Page Export ──────────────────────────────────────────────
|
||
|
||
export const ChatPage = {
|
||
async render(el, client) {
|
||
el.innerHTML = `
|
||
<div class="chat-layout">
|
||
<div class="chat-header">
|
||
<select id="chat-session-select"></select>
|
||
<button id="chat-new-session" class="btn btn-secondary">+ New</button>
|
||
<button id="chat-load-history" class="btn btn-secondary">History</button>
|
||
</div>
|
||
<div class="chat-messages" id="chat-messages"></div>
|
||
<div class="chat-actions">
|
||
<button id="chat-search" class="btn-action" title="Search the web">
|
||
${SEARCH_ICON}
|
||
<span class="btn-action-label">Search</span>
|
||
</button>
|
||
<button id="chat-attach" class="btn-action" title="Attach image">
|
||
${ATTACH_ICON}
|
||
<span class="btn-action-label">Attach</span>
|
||
</button>
|
||
<input id="chat-file" type="file" accept="image/png,image/jpeg,image/gif,image/webp" multiple class="hidden" />
|
||
<div id="chat-attachments" class="chat-attachments hidden"></div>
|
||
</div>
|
||
<div class="chat-input-wrapper">
|
||
<div id="slash-popup" class="slash-popup hidden"></div>
|
||
<div class="chat-input">
|
||
<textarea id="chat-input" placeholder="Type a message..." rows="1"></textarea>
|
||
<button id="chat-send" class="btn btn-primary">Send</button>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
`;
|
||
|
||
_elements = {
|
||
sessionSelect: el.querySelector('#chat-session-select'),
|
||
messages: el.querySelector('#chat-messages'),
|
||
input: el.querySelector('#chat-input'),
|
||
sendBtn: el.querySelector('#chat-send'),
|
||
searchBtn: el.querySelector('#chat-search'),
|
||
attachBtn: el.querySelector('#chat-attach'),
|
||
fileInput: el.querySelector('#chat-file'),
|
||
attachments: el.querySelector('#chat-attachments'),
|
||
slashPopup: el.querySelector('#slash-popup'),
|
||
};
|
||
|
||
// Load sessions into dropdown
|
||
await loadSessions(client);
|
||
|
||
// Event: session change
|
||
_elements.sessionSelect.addEventListener('change', () => {
|
||
_currentSession = _elements.sessionSelect.value || null;
|
||
});
|
||
|
||
// Event: new session
|
||
el.querySelector('#chat-new-session').addEventListener('click', async () => {
|
||
try {
|
||
const result = await client.call('sessions.create');
|
||
_currentSession = result.sessionId;
|
||
await loadSessions(client);
|
||
_elements.messages.innerHTML = '';
|
||
} catch (err) {
|
||
_elements.messages.innerHTML = `<div class="empty-state">Failed to create session: ${err.message}</div>`;
|
||
}
|
||
});
|
||
|
||
// Event: load history
|
||
el.querySelector('#chat-load-history').addEventListener('click', () => {
|
||
loadHistory(client);
|
||
});
|
||
|
||
// Event: search button toggle
|
||
_elements.searchBtn.addEventListener('click', () => {
|
||
setSearchMode(!_searchMode);
|
||
});
|
||
|
||
// Event: attach button
|
||
_elements.attachBtn.addEventListener('click', () => {
|
||
if (_elements.fileInput) {_elements.fileInput.click();}
|
||
});
|
||
|
||
// Event: file input change
|
||
_elements.fileInput.addEventListener('change', async () => {
|
||
const files = Array.from(_elements.fileInput.files ?? []);
|
||
if (files.length === 0) {return;}
|
||
|
||
const MAX_BYTES = 5 * 1024 * 1024;
|
||
for (const file of files) {
|
||
if (!isSupportedImageMime(file.type)) {
|
||
showSystemMessage(`Unsupported file type: ${file.type || file.name}`);
|
||
continue;
|
||
}
|
||
if (file.size > MAX_BYTES) {
|
||
showSystemMessage(`File too large (max 5MB): ${file.name}`);
|
||
continue;
|
||
}
|
||
|
||
try {
|
||
const data = await readFileAsBase64(file);
|
||
_pendingAttachments.push({ mimeType: file.type, data, filename: file.name });
|
||
} catch (err) {
|
||
showSystemMessage(`Failed to attach ${file.name}: ${err.message}`);
|
||
}
|
||
}
|
||
|
||
renderPendingAttachments();
|
||
});
|
||
|
||
// Event: send message
|
||
_elements.sendBtn.addEventListener('click', () => sendMessage(client));
|
||
|
||
// Event: keyboard in textarea
|
||
_elements.input.addEventListener('keydown', (e) => {
|
||
const popup = _elements.slashPopup;
|
||
const isPopupVisible = popup && !popup.classList.contains('hidden');
|
||
|
||
// Handle slash popup navigation
|
||
if (isPopupVisible) {
|
||
const text = _elements.input.value;
|
||
const filtered = getFilteredCommands(text);
|
||
|
||
if (e.key === 'ArrowDown') {
|
||
e.preventDefault();
|
||
_slashPopupIndex = Math.min(_slashPopupIndex + 1, filtered.length - 1);
|
||
updatePopupSelection(filtered);
|
||
return;
|
||
}
|
||
if (e.key === 'ArrowUp') {
|
||
e.preventDefault();
|
||
_slashPopupIndex = Math.max(_slashPopupIndex - 1, 0);
|
||
updatePopupSelection(filtered);
|
||
return;
|
||
}
|
||
if ((e.key === 'Enter' || e.key === 'Tab') && _slashPopupIndex >= 0 && _slashPopupIndex < filtered.length) {
|
||
e.preventDefault();
|
||
selectSlashCommand(filtered[_slashPopupIndex].name);
|
||
return;
|
||
}
|
||
if (e.key === 'Escape') {
|
||
e.preventDefault();
|
||
hideSlashPopup();
|
||
return;
|
||
}
|
||
}
|
||
|
||
// Enter to send (Shift+Enter for newline)
|
||
if (e.key === 'Enter' && !e.shiftKey) {
|
||
e.preventDefault();
|
||
hideSlashPopup();
|
||
sendMessage(client);
|
||
}
|
||
});
|
||
|
||
// Event: input changes for slash popup + auto-resize
|
||
_elements.input.addEventListener('input', () => {
|
||
// Auto-resize textarea
|
||
const ta = _elements.input;
|
||
ta.style.height = 'auto';
|
||
ta.style.height = Math.min(ta.scrollHeight, 150) + 'px';
|
||
|
||
// Slash command popup
|
||
handleSlashPopupInput();
|
||
});
|
||
|
||
// Dismiss slash popup on outside click
|
||
el.addEventListener('click', (e) => {
|
||
if (!e.target.closest('.chat-input-wrapper')) {
|
||
hideSlashPopup();
|
||
}
|
||
});
|
||
|
||
// If there's a current session, show welcome
|
||
if (!_currentSession) {
|
||
_elements.messages.innerHTML = '<div class="empty-state">Select a session or create a new one to start chatting</div>';
|
||
}
|
||
},
|
||
|
||
teardown() {
|
||
_currentSession = null;
|
||
_sending = false;
|
||
_searchMode = false;
|
||
_slashPopupIndex = -1;
|
||
_elements = {};
|
||
_pendingAttachments = [];
|
||
},
|
||
};
|