added cors support and started chat client
This commit is contained in:
Storme-bit
1579
package-lock.json
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1579
package-lock.json
generated
File diff suppressed because it is too large
Load Diff
12
packages/chat-client/index.html
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12
packages/chat-client/index.html
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<!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>NexusAI</title>
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</head>
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<body>
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<div id="root"></div>
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<script type="module" src="/src/main.jsx"></script>
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</body>
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</html>
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19
packages/chat-client/package.json
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19
packages/chat-client/package.json
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@@ -0,0 +1,19 @@
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{
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"name": "@nexusai/chat-client",
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"version": "1.0.0",
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"private": true,
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"scripts": {
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"dev": "vite",
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"build": "vite build",
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"preview": "vite preview"
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},
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"dependencies": {
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"react": "^18.2.0",
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"react-dom": "^18.2.0",
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"uuid": "^13.0.0"
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},
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"devDependencies": {
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"@vitejs/plugin-react": "^4.2.0",
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"vite": "^5.0.0"
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}
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}
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74
packages/chat-client/src/App.jsx
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74
packages/chat-client/src/App.jsx
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@@ -0,0 +1,74 @@
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import React, { useState } from 'react';
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import SessionList from './components/SessionList';
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import ChatWindow from './components/ChatWindow';
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import InfoPanel from './components/InfoPanel';
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import { useSession } from './hooks/useSession';
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import { useChat } from './hooks/useChat';
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const DEFAULT_MODEL = 'companion:latest';
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export default function App() {
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const [leftOpen, setLeftOpen] = useState(true);
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const [rightOpen, setRightOpen] = useState(true);
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const [selectedModel, setSelectedModel] = useState(DEFAULT_MODEL);
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const {
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sessions,
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activeSession,
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messages,
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loadingHistory,
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selectSession,
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createSession,
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refreshSessions,
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appendMessage,
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updateLastMessage,
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} = useSession();
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const {
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sendMessage,
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cancelStream,
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streaming,
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lastTokenCount,
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lastModel,
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} = useChat({ activeSession, appendMessage, updateLastMessage, refreshSessions });
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function handleSendMessage(text) {
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sendMessage(text, selectedModel);
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}
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return (
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<div style={{
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display: 'flex',
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height: '100vh',
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overflow: 'hidden',
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}}>
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<SessionList
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sessions={sessions}
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activeSession={activeSession}
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onSelectSession={selectSession}
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onNewChat={createSession}
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isOpen={leftOpen}
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onToggle={() => setLeftOpen(o => !o)}
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/>
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<ChatWindow
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messages={messages}
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loadingHistory={loadingHistory}
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streaming={streaming}
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activeSession={activeSession}
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onSendMessage={handleSendMessage}
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onCancel={cancelStream}
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/>
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<InfoPanel
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isOpen={rightOpen}
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onToggle={() => setRightOpen(o => !o)}
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activeSession={activeSession}
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selectedModel={selectedModel}
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onModelChange={setSelectedModel}
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lastModel={lastModel}
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lastTokenCount={lastTokenCount}
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/>
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</div>
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);
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}
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80
packages/chat-client/src/api/orchestration.js
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80
packages/chat-client/src/api/orchestration.js
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@@ -0,0 +1,80 @@
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const BASE_URL = import.meta.env.VITE_ORCHESTRATION_URL ?? '';
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// ── Sessions ────────────────────────────────────────────────
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export async function fetchSessions(limit = 20, offset = 0) {
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const res = await fetch(`${BASE_URL}/sessions?limit=${limit}&offset=${offset}`);
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if (!res.ok) throw new Error(`Failed to fetch sessions: ${res.status}`);
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return res.json();
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}
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export async function fetchSessionHistory(sessionId, limit = 50, offset = 0) {
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const res = await fetch(`${BASE_URL}/sessions/${sessionId}/history?limit=${limit}&offset=${offset}`);
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if (!res.ok) throw new Error(`Failed to fetch history: ${res.status}`);
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return res.json();
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}
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// ── Chat ────────────────────────────────────────────────────
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export async function sendMessage(sessionId, message, model) {
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const res = await fetch(`${BASE_URL}/chat`, {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ sessionId, message, model }),
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});
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if (!res.ok) throw new Error(`Chat request failed: ${res.status}`);
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return res.json();
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}
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// onChunk(text) called for each token
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// onDone({ model, tokenCount }) called when stream closes
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// returns an abort function — call it to cancel mid-stream
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export function streamMessage(sessionId, message, model, { onChunk, onDone, onError }) {
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const controller = new AbortController();
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(async () => {
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try {
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const res = await fetch(`${BASE_URL}/chat/stream`, {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ sessionId, message, model }),
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signal: controller.signal,
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});
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if (!res.ok) throw new Error(`Stream request failed: ${res.status}`);
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const reader = res.body.getReader();
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const decoder = new TextDecoder();
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let buffer = '';
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while (true) {
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const { done, value } = await reader.read();
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if (done) break;
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// Append to buffer and split on double newline (SSE event delimiter)
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buffer += decoder.decode(value, { stream: true });
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const events = buffer.split('\n\n');
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buffer = events.pop(); // last item may be incomplete — keep in buffer
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for (const event of events) {
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const line = event.trim();
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if (!line.startsWith('data: ')) continue;
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const raw = line.slice(6);
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try {
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const data = JSON.parse(raw);
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if (data.text) onChunk(data.text);
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if (data.done) onDone({ model, tokenCount: data.tokenCount ?? 0 });
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if (data.error) onError(new Error(data.error));
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} catch {
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// malformed JSON — skip
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}
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}
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}
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} catch (err) {
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if (err.name !== 'AbortError') onError(err);
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}
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})();
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return () => controller.abort();
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}
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183
packages/chat-client/src/components/ChatWindow.jsx
Normal file
183
packages/chat-client/src/components/ChatWindow.jsx
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@@ -0,0 +1,183 @@
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import React, { useEffect, useRef } from 'react';
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import MessageBubble from './MessageBubble';
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export default function ChatWindow({ messages, loadingHistory, streaming, onSendMessage, onCancel, activeSession }) {
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const bottomRef = useRef(null);
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const inputRef = useRef(null);
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const [input, setInput] = React.useState('');
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// Auto-scroll to bottom when messages change
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useEffect(() => {
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bottomRef.current?.scrollIntoView({ behavior: 'smooth' });
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}, [messages]);
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function handleSend() {
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const text = input.trim();
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if (!text || streaming) return;
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setInput('');
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onSendMessage(text);
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}
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function handleKeyDown(e) {
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if (e.key === 'Enter' && !e.shiftKey) {
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e.preventDefault();
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handleSend();
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}
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}
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return (
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<div style={{
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flex: 1,
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display: 'flex',
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flexDirection: 'column',
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overflow: 'hidden',
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background: 'var(--bg-base)',
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}}>
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{/* Header */}
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<div style={{
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height: 'var(--header-height)',
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borderBottom: '1px solid var(--border)',
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display: 'flex',
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alignItems: 'center',
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padding: '0 20px',
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background: 'var(--bg-surface)',
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flexShrink: 0,
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}}>
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<span style={{ color: 'var(--text-secondary)', fontSize: '13px' }}>
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{activeSession ? activeSession.external_id : 'No session selected'}
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</span>
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</div>
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{/* Message thread */}
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<div style={{
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flex: 1,
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overflowY: 'auto',
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padding: '20px 0',
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}}>
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{!activeSession && (
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<div style={{
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display: 'flex',
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flexDirection: 'column',
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alignItems: 'center',
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justifyContent: 'center',
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height: '100%',
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color: 'var(--text-muted)',
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gap: '12px',
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}}>
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<div style={{ fontSize: '32px', opacity: 0.4 }}>✦</div>
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<p style={{ fontSize: '14px' }}>Select a session or start a new chat</p>
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</div>
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)}
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{loadingHistory && (
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<div style={{
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display: 'flex',
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justifyContent: 'center',
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padding: '40px',
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color: 'var(--text-muted)',
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fontSize: '13px',
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}}>
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Loading history...
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</div>
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)}
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{!loadingHistory && messages.map(msg => (
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<MessageBubble key={msg.id} message={msg} />
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))}
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<div ref={bottomRef} />
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</div>
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{/* Input bar */}
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<div style={{
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borderTop: '1px solid var(--border)',
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padding: '12px 16px',
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background: 'var(--bg-surface)',
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flexShrink: 0,
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}}>
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<div style={{
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display: 'flex',
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gap: '10px',
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alignItems: 'flex-end',
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background: 'var(--bg-elevated)',
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border: '1px solid var(--border)',
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borderRadius: '12px',
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padding: '8px 12px',
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}}>
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<textarea
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ref={inputRef}
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value={input}
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onChange={e => setInput(e.target.value)}
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onKeyDown={handleKeyDown}
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disabled={!activeSession}
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placeholder={activeSession ? 'Message NexusAI...' : 'Select a session to start chatting'}
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rows={1}
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style={{
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flex: 1,
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background: 'transparent',
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border: 'none',
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||||
outline: 'none',
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color: 'var(--text-primary)',
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||||
fontSize: '14px',
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||||
lineHeight: '1.6',
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||||
resize: 'none',
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||||
fontFamily: 'inherit',
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||||
maxHeight: '120px',
|
||||
overflowY: 'auto',
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||||
}}
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||||
onInput={e => {
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// Auto-grow textarea
|
||||
e.target.style.height = 'auto';
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||||
e.target.style.height = `${e.target.scrollHeight}px`;
|
||||
}}
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||||
/>
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||||
{streaming ? (
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||||
<button onClick={onCancel} style={{
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||||
background: 'var(--text-muted)',
|
||||
border: 'none',
|
||||
borderRadius: '8px',
|
||||
width: '32px',
|
||||
height: '32px',
|
||||
cursor: 'pointer',
|
||||
display: 'flex',
|
||||
alignItems: 'center',
|
||||
justifyContent: 'center',
|
||||
flexShrink: 0,
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||||
color: 'white',
|
||||
fontSize: '12px',
|
||||
}}>■</button>
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||||
) : (
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||||
<button
|
||||
onClick={handleSend}
|
||||
disabled={!activeSession || !input.trim()}
|
||||
style={{
|
||||
background: activeSession && input.trim() ? 'var(--accent)' : 'var(--bg-elevated)',
|
||||
border: '1px solid var(--border)',
|
||||
borderRadius: '8px',
|
||||
width: '32px',
|
||||
height: '32px',
|
||||
cursor: activeSession && input.trim() ? 'pointer' : 'default',
|
||||
display: 'flex',
|
||||
alignItems: 'center',
|
||||
justifyContent: 'center',
|
||||
flexShrink: 0,
|
||||
color: activeSession && input.trim() ? 'white' : 'var(--text-muted)',
|
||||
fontSize: '16px',
|
||||
transition: 'background 0.15s',
|
||||
}}>↑</button>
|
||||
)}
|
||||
</div>
|
||||
<p style={{
|
||||
fontSize: '11px',
|
||||
color: 'var(--text-muted)',
|
||||
textAlign: 'center',
|
||||
marginTop: '8px',
|
||||
}}>
|
||||
Enter to send · Shift+Enter for new line
|
||||
</p>
|
||||
</div>
|
||||
</div>
|
||||
);
|
||||
}
|
||||
189
packages/chat-client/src/components/InfoPanel.jsx
Normal file
189
packages/chat-client/src/components/InfoPanel.jsx
Normal file
@@ -0,0 +1,189 @@
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import React from 'react';
|
||||
|
||||
const MODELS = [
|
||||
{ value: 'companion:latest', label: 'Companion' },
|
||||
{ value: 'mistral-nemo:latest', label: 'Mistral Nemo' },
|
||||
{ value: 'coder:latest', label: 'Coder' },
|
||||
{ value: 'qwen2.5-coder:14b', label: 'Qwen 2.5 Coder 14B' },
|
||||
];
|
||||
|
||||
export default function InfoPanel({ isOpen, onToggle, activeSession, lastModel, lastTokenCount, selectedModel, onModelChange }) {
|
||||
|
||||
return (
|
||||
<div style={{
|
||||
width: isOpen ? 'var(--panel-width)' : '56px',
|
||||
flexShrink: 0,
|
||||
background: 'var(--bg-surface)',
|
||||
borderLeft: '1px solid var(--border)',
|
||||
display: 'flex',
|
||||
flexDirection: 'column',
|
||||
transition: 'width 0.2s ease',
|
||||
overflow: 'hidden',
|
||||
}}>
|
||||
|
||||
{/* Header */}
|
||||
<div style={{
|
||||
height: 'var(--header-height)',
|
||||
display: 'flex',
|
||||
alignItems: 'center',
|
||||
justifyContent: isOpen ? 'space-between' : 'center',
|
||||
padding: isOpen ? '0 16px 0 12px' : '0',
|
||||
borderBottom: '1px solid var(--border)',
|
||||
flexShrink: 0,
|
||||
}}>
|
||||
<button onClick={onToggle} style={{
|
||||
background: 'none',
|
||||
border: 'none',
|
||||
color: 'var(--text-muted)',
|
||||
cursor: 'pointer',
|
||||
padding: '6px',
|
||||
borderRadius: '6px',
|
||||
fontSize: '16px',
|
||||
lineHeight: 1,
|
||||
display: 'flex',
|
||||
alignItems: 'center',
|
||||
justifyContent: 'center',
|
||||
}}>
|
||||
{isOpen ? '▶' : '◀'}
|
||||
</button>
|
||||
{isOpen && (
|
||||
<span style={{ fontSize: '13px', fontWeight: 500, color: 'var(--text-secondary)' }}>
|
||||
Session Info
|
||||
</span>
|
||||
)}
|
||||
</div>
|
||||
|
||||
{isOpen && (
|
||||
<div style={{ flex: 1, overflowY: 'auto', padding: '16px' }}>
|
||||
|
||||
{/* Model selector */}
|
||||
<Section title="Model">
|
||||
<select
|
||||
value={selectedModel}
|
||||
onChange={e => onModelChange(e.target.value)}
|
||||
style={{
|
||||
width: '100%',
|
||||
padding: '8px 10px',
|
||||
background: 'var(--bg-elevated)',
|
||||
border: '1px solid var(--border)',
|
||||
borderRadius: '8px',
|
||||
color: 'var(--text-primary)',
|
||||
fontSize: '13px',
|
||||
cursor: 'pointer',
|
||||
outline: 'none',
|
||||
}}
|
||||
>
|
||||
{MODELS.map(m => (
|
||||
<option key={m.value} value={m.value}>{m.label}</option>
|
||||
))}
|
||||
</select>
|
||||
</Section>
|
||||
|
||||
{/* Session details */}
|
||||
<Section title="Session">
|
||||
{activeSession ? (
|
||||
<div style={{ display: 'flex', flexDirection: 'column', gap: '8px' }}>
|
||||
<InfoRow label="ID" value={activeSession.external_id} mono truncate />
|
||||
<InfoRow
|
||||
label="Status"
|
||||
value={activeSession.isNew ? 'Unsaved' : 'Active'}
|
||||
accent={activeSession.isNew}
|
||||
/>
|
||||
</div>
|
||||
) : (
|
||||
<p style={{ fontSize: '12px', color: 'var(--text-muted)' }}>No session selected</p>
|
||||
)}
|
||||
</Section>
|
||||
|
||||
{/* Last response stats */}
|
||||
<Section title="Last Response">
|
||||
{lastModel ? (
|
||||
<div style={{ display: 'flex', flexDirection: 'column', gap: '8px' }}>
|
||||
<InfoRow label="Model" value={lastModel} />
|
||||
<InfoRow label="Tokens" value={lastTokenCount > 0 ? lastTokenCount.toLocaleString() : '—'} />
|
||||
</div>
|
||||
) : (
|
||||
<p style={{ fontSize: '12px', color: 'var(--text-muted)' }}>No response yet</p>
|
||||
)}
|
||||
</Section>
|
||||
|
||||
</div>
|
||||
)}
|
||||
|
||||
{/* Collapsed — show icon indicators */}
|
||||
{!isOpen && (
|
||||
<div style={{
|
||||
flex: 1,
|
||||
display: 'flex',
|
||||
flexDirection: 'column',
|
||||
alignItems: 'center',
|
||||
paddingTop: '16px',
|
||||
gap: '16px',
|
||||
}}>
|
||||
<IconHint title="Model">M</IconHint>
|
||||
<IconHint title="Session">S</IconHint>
|
||||
</div>
|
||||
)}
|
||||
</div>
|
||||
);
|
||||
}
|
||||
|
||||
// ── Internal sub-components ──────────────────────────────────
|
||||
|
||||
function Section({ title, children }) {
|
||||
return (
|
||||
<div style={{ marginBottom: '24px' }}>
|
||||
<p style={{
|
||||
fontSize: '11px',
|
||||
fontWeight: 500,
|
||||
color: 'var(--text-muted)',
|
||||
textTransform: 'uppercase',
|
||||
letterSpacing: '0.08em',
|
||||
marginBottom: '10px',
|
||||
}}>
|
||||
{title}
|
||||
</p>
|
||||
{children}
|
||||
</div>
|
||||
);
|
||||
}
|
||||
|
||||
function InfoRow({ label, value, mono, truncate, accent }) {
|
||||
return (
|
||||
<div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', gap: '8px' }}>
|
||||
<span style={{ fontSize: '12px', color: 'var(--text-muted)', flexShrink: 0 }}>{label}</span>
|
||||
<span style={{
|
||||
fontSize: '12px',
|
||||
color: accent ? 'var(--accent)' : 'var(--text-secondary)',
|
||||
fontFamily: mono ? 'monospace' : 'inherit',
|
||||
overflow: truncate ? 'hidden' : 'visible',
|
||||
textOverflow: truncate ? 'ellipsis' : 'clip',
|
||||
whiteSpace: truncate ? 'nowrap' : 'normal',
|
||||
maxWidth: truncate ? '130px' : 'auto',
|
||||
textAlign: 'right',
|
||||
}}>
|
||||
{value}
|
||||
</span>
|
||||
</div>
|
||||
);
|
||||
}
|
||||
|
||||
function IconHint({ title, children }) {
|
||||
return (
|
||||
<div title={title} style={{
|
||||
width: '32px',
|
||||
height: '32px',
|
||||
borderRadius: '8px',
|
||||
background: 'var(--bg-elevated)',
|
||||
border: '1px solid var(--border)',
|
||||
display: 'flex',
|
||||
alignItems: 'center',
|
||||
justifyContent: 'center',
|
||||
fontSize: '12px',
|
||||
color: 'var(--text-muted)',
|
||||
cursor: 'default',
|
||||
}}>
|
||||
{children}
|
||||
</div>
|
||||
);
|
||||
}
|
||||
66
packages/chat-client/src/components/MessageBubble.jsx
Normal file
66
packages/chat-client/src/components/MessageBubble.jsx
Normal file
@@ -0,0 +1,66 @@
|
||||
import React from 'react';
|
||||
|
||||
export default function MessageBubble({ message }) {
|
||||
const isUser = message.role === 'user';
|
||||
|
||||
return (
|
||||
<div style={{
|
||||
display: 'flex',
|
||||
justifyContent: isUser ? 'flex-end' : 'flex-start',
|
||||
marginBottom: '12px',
|
||||
padding: '0 16px',
|
||||
}}>
|
||||
{!isUser && (
|
||||
<div style={{
|
||||
width: '28px',
|
||||
height: '28px',
|
||||
borderRadius: '50%',
|
||||
background: 'var(--accent)',
|
||||
display: 'flex',
|
||||
alignItems: 'center',
|
||||
justifyContent: 'center',
|
||||
fontSize: '12px',
|
||||
fontWeight: 600,
|
||||
marginRight: '8px',
|
||||
flexShrink: 0,
|
||||
alignSelf: 'flex-end',
|
||||
}}>N</div>
|
||||
)}
|
||||
|
||||
<div style={{
|
||||
maxWidth: '70%',
|
||||
padding: '10px 14px',
|
||||
borderRadius: isUser ? '18px 18px 4px 18px' : '18px 18px 18px 4px',
|
||||
background: isUser ? 'var(--bubble-user)' : 'var(--bubble-ai)',
|
||||
color: 'var(--text-primary)',
|
||||
fontSize: '14px',
|
||||
lineHeight: '1.6',
|
||||
border: isUser ? 'none' : '1px solid var(--border)',
|
||||
whiteSpace: 'pre-wrap',
|
||||
wordBreak: 'break-word',
|
||||
}}>
|
||||
{message.text}
|
||||
{message.streaming && (
|
||||
<span style={{
|
||||
display: 'inline-block',
|
||||
width: '8px',
|
||||
height: '14px',
|
||||
background: 'var(--text-secondary)',
|
||||
marginLeft: '2px',
|
||||
borderRadius: '2px',
|
||||
animation: 'blink 1s step-end infinite',
|
||||
}} />
|
||||
)}
|
||||
{message.error && (
|
||||
<div style={{
|
||||
marginTop: '6px',
|
||||
fontSize: '12px',
|
||||
color: '#ff6b6b',
|
||||
}}>
|
||||
⚠ Failed to complete response
|
||||
</div>
|
||||
)}
|
||||
</div>
|
||||
</div>
|
||||
);
|
||||
}
|
||||
161
packages/chat-client/src/components/SessionList.jsx
Normal file
161
packages/chat-client/src/components/SessionList.jsx
Normal file
@@ -0,0 +1,161 @@
|
||||
import React from 'react';
|
||||
|
||||
export default function SessionList({ sessions, activeSession, onSelectSession, onNewChat, isOpen, onToggle }) {
|
||||
function formatDate(ts) {
|
||||
if (!ts) return '';
|
||||
const date = new Date(ts * 1000);
|
||||
const now = new Date();
|
||||
const diffDays = Math.floor((now - date) / (1000 * 60 * 60 * 24));
|
||||
if (diffDays === 0) return date.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' });
|
||||
if (diffDays === 1) return 'Yesterday';
|
||||
if (diffDays < 7) return date.toLocaleDateString([], { weekday: 'long' });
|
||||
return date.toLocaleDateString([], { month: 'short', day: 'numeric' });
|
||||
}
|
||||
|
||||
function getPreview(session) {
|
||||
if (session.isNew) return 'New conversation';
|
||||
return session.external_id;
|
||||
}
|
||||
|
||||
return (
|
||||
<div style={{
|
||||
width: isOpen ? 'var(--sidebar-width)' : '56px',
|
||||
flexShrink: 0,
|
||||
background: 'var(--bg-surface)',
|
||||
borderRight: '1px solid var(--border)',
|
||||
display: 'flex',
|
||||
flexDirection: 'column',
|
||||
transition: 'width 0.2s ease',
|
||||
overflow: 'hidden',
|
||||
}}>
|
||||
|
||||
{/* Header */}
|
||||
<div style={{
|
||||
height: 'var(--header-height)',
|
||||
display: 'flex',
|
||||
alignItems: 'center',
|
||||
justifyContent: isOpen ? 'space-between' : 'center',
|
||||
padding: isOpen ? '0 12px 0 16px' : '0',
|
||||
borderBottom: '1px solid var(--border)',
|
||||
flexShrink: 0,
|
||||
}}>
|
||||
{isOpen && (
|
||||
<span style={{ fontSize: '13px', fontWeight: 500, color: 'var(--text-secondary)' }}>
|
||||
Conversations
|
||||
</span>
|
||||
)}
|
||||
<button onClick={onToggle} style={{
|
||||
background: 'none',
|
||||
border: 'none',
|
||||
color: 'var(--text-muted)',
|
||||
cursor: 'pointer',
|
||||
padding: '6px',
|
||||
borderRadius: '6px',
|
||||
fontSize: '16px',
|
||||
lineHeight: 1,
|
||||
display: 'flex',
|
||||
alignItems: 'center',
|
||||
justifyContent: 'center',
|
||||
}}>
|
||||
{isOpen ? '◀' : '▶'}
|
||||
</button>
|
||||
</div>
|
||||
|
||||
{/* New chat button */}
|
||||
<div style={{ padding: isOpen ? '12px' : '12px 8px', flexShrink: 0 }}>
|
||||
<button onClick={onNewChat} style={{
|
||||
width: '100%',
|
||||
padding: isOpen ? '8px 12px' : '8px',
|
||||
background: 'var(--accent)',
|
||||
border: 'none',
|
||||
borderRadius: '8px',
|
||||
color: 'white',
|
||||
fontSize: '13px',
|
||||
fontWeight: 500,
|
||||
cursor: 'pointer',
|
||||
display: 'flex',
|
||||
alignItems: 'center',
|
||||
justifyContent: isOpen ? 'flex-start' : 'center',
|
||||
gap: '8px',
|
||||
transition: 'background 0.15s',
|
||||
whiteSpace: 'nowrap',
|
||||
overflow: 'hidden',
|
||||
}}
|
||||
onMouseEnter={e => e.currentTarget.style.background = 'var(--accent-hover)'}
|
||||
onMouseLeave={e => e.currentTarget.style.background = 'var(--accent)'}
|
||||
>
|
||||
<span style={{ fontSize: '18px', lineHeight: 1, flexShrink: 0 }}>+</span>
|
||||
{isOpen && <span>New Chat</span>}
|
||||
</button>
|
||||
</div>
|
||||
|
||||
{/* Session list */}
|
||||
<div style={{ flex: 1, overflowY: 'auto', overflowX: 'hidden' }}>
|
||||
{isOpen && sessions.map(session => {
|
||||
const isActive = activeSession?.external_id === session.external_id;
|
||||
return (
|
||||
<button
|
||||
key={session.external_id}
|
||||
onClick={() => onSelectSession(session)}
|
||||
style={{
|
||||
width: '100%',
|
||||
padding: '10px 16px',
|
||||
background: isActive ? 'var(--bg-elevated)' : 'transparent',
|
||||
border: 'none',
|
||||
borderLeft: isActive ? '2px solid var(--accent)' : '2px solid transparent',
|
||||
textAlign: 'left',
|
||||
cursor: 'pointer',
|
||||
display: 'flex',
|
||||
flexDirection: 'column',
|
||||
gap: '3px',
|
||||
transition: 'background 0.1s',
|
||||
}}
|
||||
onMouseEnter={e => { if (!isActive) e.currentTarget.style.background = 'var(--bg-elevated)'; }}
|
||||
onMouseLeave={e => { if (!isActive) e.currentTarget.style.background = 'transparent'; }}
|
||||
>
|
||||
<div style={{
|
||||
display: 'flex',
|
||||
justifyContent: 'space-between',
|
||||
alignItems: 'center',
|
||||
gap: '8px',
|
||||
}}>
|
||||
<span style={{
|
||||
fontSize: '13px',
|
||||
color: isActive ? 'var(--text-primary)' : 'var(--text-secondary)',
|
||||
fontWeight: isActive ? 500 : 400,
|
||||
overflow: 'hidden',
|
||||
textOverflow: 'ellipsis',
|
||||
whiteSpace: 'nowrap',
|
||||
flex: 1,
|
||||
}}>
|
||||
{getPreview(session)}
|
||||
</span>
|
||||
<span style={{ fontSize: '11px', color: 'var(--text-muted)', flexShrink: 0 }}>
|
||||
{formatDate(session.updated_at)}
|
||||
</span>
|
||||
</div>
|
||||
{session.isNew && (
|
||||
<span style={{
|
||||
fontSize: '11px',
|
||||
color: 'var(--accent)',
|
||||
fontStyle: 'italic',
|
||||
}}>Unsaved</span>
|
||||
)}
|
||||
</button>
|
||||
);
|
||||
})}
|
||||
|
||||
{isOpen && sessions.length === 0 && (
|
||||
<div style={{
|
||||
padding: '24px 16px',
|
||||
color: 'var(--text-muted)',
|
||||
fontSize: '13px',
|
||||
textAlign: 'center',
|
||||
}}>
|
||||
No conversations yet
|
||||
</div>
|
||||
)}
|
||||
</div>
|
||||
</div>
|
||||
);
|
||||
}
|
||||
90
packages/chat-client/src/hooks/useChat.js
Normal file
90
packages/chat-client/src/hooks/useChat.js
Normal file
@@ -0,0 +1,90 @@
|
||||
import { useState, useCallback, useRef } from 'react';
|
||||
import { streamMessage } from '../api/orchestration';
|
||||
|
||||
export function useChat({ activeSession, appendMessage, updateLastMessage, refreshSessions }) {
|
||||
const [streaming, setStreaming] = useState(false);
|
||||
const [error, setError] = useState(null);
|
||||
const [lastTokenCount, setLastTokenCount] = useState(0);
|
||||
const [lastModel, setLastModel] = useState(null);
|
||||
const cancelRef = useRef(null);
|
||||
|
||||
const sendMessage = useCallback(async (text, model) => {
|
||||
if (!activeSession || !text.trim() || streaming) return;
|
||||
|
||||
setError(null);
|
||||
|
||||
// 1. Append user bubble immediately
|
||||
appendMessage({
|
||||
id: `user-${Date.now()}`,
|
||||
role: 'user',
|
||||
text,
|
||||
});
|
||||
|
||||
// 2. Append empty assistant bubble — will be filled by stream
|
||||
appendMessage({
|
||||
id: `assistant-${Date.now()}`,
|
||||
role: 'assistant',
|
||||
text: '',
|
||||
streaming: true,
|
||||
});
|
||||
|
||||
setStreaming(true);
|
||||
|
||||
// 3. Open stream
|
||||
cancelRef.current = streamMessage(
|
||||
activeSession.external_id,
|
||||
text,
|
||||
model,
|
||||
{
|
||||
onChunk: (token) => {
|
||||
updateLastMessage(msg => ({
|
||||
...msg,
|
||||
text: msg.text + token,
|
||||
}));
|
||||
},
|
||||
|
||||
onDone: ({ model: resolvedModel, tokenCount }) => {
|
||||
// Mark bubble as complete
|
||||
updateLastMessage(msg => ({ ...msg, streaming: false }));
|
||||
setLastTokenCount(tokenCount);
|
||||
setLastModel(resolvedModel);
|
||||
setStreaming(false);
|
||||
cancelRef.current = null;
|
||||
|
||||
// Refresh session list so new sessions appear in sidebar
|
||||
refreshSessions();
|
||||
},
|
||||
|
||||
onError: (err) => {
|
||||
updateLastMessage(msg => ({
|
||||
...msg,
|
||||
text: msg.text || 'Something went wrong.',
|
||||
streaming: false,
|
||||
error: true,
|
||||
}));
|
||||
setError(err.message);
|
||||
setStreaming(false);
|
||||
cancelRef.current = null;
|
||||
},
|
||||
}
|
||||
);
|
||||
}, [activeSession, streaming, appendMessage, updateLastMessage, refreshSessions]);
|
||||
|
||||
const cancelStream = useCallback(() => {
|
||||
if (cancelRef.current) {
|
||||
cancelRef.current();
|
||||
cancelRef.current = null;
|
||||
updateLastMessage(msg => ({ ...msg, streaming: false }));
|
||||
setStreaming(false);
|
||||
}
|
||||
}, [updateLastMessage]);
|
||||
|
||||
return {
|
||||
sendMessage,
|
||||
cancelStream,
|
||||
streaming,
|
||||
error,
|
||||
lastTokenCount,
|
||||
lastModel,
|
||||
};
|
||||
}
|
||||
97
packages/chat-client/src/hooks/useSession.js
Normal file
97
packages/chat-client/src/hooks/useSession.js
Normal file
@@ -0,0 +1,97 @@
|
||||
import { useState, useEffect, useCallback } from 'react';
|
||||
import { fetchSessions, fetchSessionHistory } from '../api/orchestration';
|
||||
import { v4 as uuidv4 } from 'uuid';
|
||||
|
||||
export function useSession() {
|
||||
const [sessions, setSessions] = useState([]);
|
||||
const [activeSession, setActiveSession] = useState(null);
|
||||
const [messages, setMessages] = useState([]);
|
||||
const [loadingHistory, setLoadingHistory] = useState(false);
|
||||
const [error, setError] = useState(null);
|
||||
|
||||
// Load session list on mount
|
||||
useEffect(() => {
|
||||
loadSessions();
|
||||
}, []);
|
||||
|
||||
async function loadSessions() {
|
||||
try {
|
||||
const data = await fetchSessions();
|
||||
setSessions(data);
|
||||
} catch (err) {
|
||||
setError(err.message);
|
||||
}
|
||||
}
|
||||
|
||||
// Switch to an existing session and load its history
|
||||
const selectSession = useCallback(async (session) => {
|
||||
setActiveSession(session);
|
||||
setMessages([]);
|
||||
setLoadingHistory(true);
|
||||
|
||||
try {
|
||||
const data = await fetchSessionHistory(session.external_id);
|
||||
// History comes back newest-first — reverse for display
|
||||
const history = data.episodes.reverse().map(ep => ([
|
||||
{ id: `${ep.id}-user`, role: 'user', text: ep.user_message },
|
||||
{ id: `${ep.id}-ai`, role: 'assistant', text: ep.ai_response },
|
||||
])).flat();
|
||||
|
||||
setMessages(history);
|
||||
} catch (err) {
|
||||
setError(err.message);
|
||||
} finally {
|
||||
setLoadingHistory(false);
|
||||
}
|
||||
}, []);
|
||||
|
||||
// Create a new session with a generated UUID — no backend call needed yet,
|
||||
// orchestration auto-creates the session on the first message
|
||||
const createSession = useCallback(() => {
|
||||
const newSession = {
|
||||
external_id: uuidv4(),
|
||||
metadata: null,
|
||||
isNew: true, // flag so SessionList can style it differently
|
||||
};
|
||||
setSessions(prev => [newSession, ...prev]);
|
||||
setActiveSession(newSession);
|
||||
setMessages([]);
|
||||
}, []);
|
||||
|
||||
// Called by useChat after a message completes — keeps session list fresh
|
||||
const refreshSessions = useCallback(async () => {
|
||||
try {
|
||||
const data = await fetchSessions();
|
||||
setSessions(data);
|
||||
} catch {
|
||||
// non-critical — sidebar just won't update
|
||||
}
|
||||
}, []);
|
||||
|
||||
// Append a message to the current thread (used by useChat)
|
||||
const appendMessage = useCallback((message) => {
|
||||
setMessages(prev => [...prev, message]);
|
||||
}, []);
|
||||
|
||||
// Update the last message in the thread (used by useChat during streaming)
|
||||
const updateLastMessage = useCallback((updater) => {
|
||||
setMessages(prev => {
|
||||
const updated = [...prev];
|
||||
updated[updated.length - 1] = updater(updated[updated.length - 1]);
|
||||
return updated;
|
||||
});
|
||||
}, []);
|
||||
|
||||
return {
|
||||
sessions,
|
||||
activeSession,
|
||||
messages,
|
||||
loadingHistory,
|
||||
error,
|
||||
selectSession,
|
||||
createSession,
|
||||
refreshSessions,
|
||||
appendMessage,
|
||||
updateLastMessage,
|
||||
};
|
||||
}
|
||||
26
packages/chat-client/src/index.css
Normal file
26
packages/chat-client/src/index.css
Normal file
@@ -0,0 +1,26 @@
|
||||
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
|
||||
|
||||
:root {
|
||||
--bg-base: #0f1117;
|
||||
--bg-surface: #1a1d27;
|
||||
--bg-elevated: #222536;
|
||||
--border: #2e3150;
|
||||
--accent: #6c63ff;
|
||||
--accent-hover: #574fd6;
|
||||
--text-primary: #e8e8f0;
|
||||
--text-secondary: #8b8fa8;
|
||||
--text-muted: #555870;
|
||||
--bubble-user: #6c63ff;
|
||||
--bubble-ai: #222536;
|
||||
--sidebar-width: 280px;
|
||||
--panel-width: 260px;
|
||||
--header-height: 56px;
|
||||
}
|
||||
|
||||
html, body, #root {
|
||||
height: 100%;
|
||||
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
|
||||
background: var(--bg-base);
|
||||
color: var(--text-primary);
|
||||
font-size: 15px;
|
||||
}
|
||||
10
packages/chat-client/src/main.jsx
Normal file
10
packages/chat-client/src/main.jsx
Normal file
@@ -0,0 +1,10 @@
|
||||
import React from 'react';
|
||||
import ReactDOM from 'react-dom/client';
|
||||
import App from './App';
|
||||
import './index.css';
|
||||
|
||||
ReactDOM.createRoot(document.getElementById('root')).render(
|
||||
<React.StrictMode>
|
||||
<App />
|
||||
</React.StrictMode>
|
||||
);
|
||||
13
packages/chat-client/vite.config.js
Normal file
13
packages/chat-client/vite.config.js
Normal file
@@ -0,0 +1,13 @@
|
||||
import { defineConfig } from 'vite';
|
||||
import react from '@vitejs/plugin-react';
|
||||
|
||||
export default defineConfig({
|
||||
plugins: [react()],
|
||||
server: {
|
||||
port: 5173,
|
||||
proxy: {
|
||||
'/chat': 'http://192.168.0.205:4000',
|
||||
'/sessions': 'http://192.168.0.205:4000',
|
||||
},
|
||||
},
|
||||
});
|
||||
@@ -8,6 +8,7 @@
|
||||
},
|
||||
"dependencies": {
|
||||
"@nexusai/shared": "^1.0.0",
|
||||
"cors": "^2.8.6",
|
||||
"dotenv": "^17.4.0",
|
||||
"express": "^5.2.1",
|
||||
"node-fetch": "^2.7.0"
|
||||
|
||||
@@ -3,12 +3,22 @@ const express = require('express');
|
||||
const {getEnv} = require('@nexusai/shared');
|
||||
const chatRouter = require('./routes/chat');
|
||||
const sessionsRouter = require('./routes/sessions');
|
||||
const cors = require('cors');
|
||||
|
||||
const app = express();
|
||||
app.use(express.json());
|
||||
|
||||
const PORT = getEnv('PORT', '4000'); // Default to 4000 if PORT is not set
|
||||
|
||||
app.use(cors({
|
||||
origin: [
|
||||
getEnv('CORS_ORIGIN', 'http://localhost:5173'),
|
||||
'http://localhost:5173',
|
||||
],
|
||||
methods: ['GET', 'POST', 'DELETE'],
|
||||
allowedHeaders: ['Content-Type'],
|
||||
}))
|
||||
|
||||
// Health check endpoint
|
||||
app.get('/health', (req, res) => {
|
||||
res.json({
|
||||
|
||||
Reference in New Issue
Block a user