Files
openchamber/packages/vscode/webview/App.tsx
T

284 lines
10 KiB
TypeScript

import React from 'react';
import { useChatStore } from './stores/chatStore';
import { useNavigation } from './hooks/useNavigation';
import { OpenChamberLogo } from './components/OpenChamberLogo';
type ConnectionStatus = 'disconnected' | 'connecting' | 'connected' | 'error';
function ConnectionStatusBanner({ status, error, onRetry }: {
status: ConnectionStatus;
error?: string;
onRetry: () => void;
}) {
if (status === 'connected') return null;
// Show full-screen logo for connecting state
if (status === 'connecting') {
return (
<div className="flex flex-col items-center justify-center h-full gap-4">
<OpenChamberLogo width={80} height={80} isAnimated />
</div>
);
}
const messages: Record<ConnectionStatus, string> = {
disconnected: 'Not connected to OpenCode API',
connecting: '',
connected: '',
error: error || 'Connection error',
};
return (
<div className={`flex items-center justify-center gap-2 px-4 py-2 text-sm border-b ${
status === 'error' ? 'bg-destructive/10 text-destructive' : 'bg-muted text-muted-foreground'
}`}>
<span>{messages[status]}</span>
{(status === 'disconnected' || status === 'error') && (
<button onClick={onRetry} className="px-2 py-0.5 text-xs rounded bg-primary text-primary-foreground hover:bg-primary/90">
Retry
</button>
)}
</div>
);
}
function SessionsList() {
const { sessions, currentSessionId, selectSession, createSession, isLoadingSessions } = useChatStore();
const { goToChat } = useNavigation();
const [isCreating, setIsCreating] = React.useState(false);
const handleSelectSession = async (sessionId: string) => {
await selectSession(sessionId);
goToChat();
};
const handleNewSession = async () => {
setIsCreating(true);
const sessionId = await createSession();
setIsCreating(false);
if (sessionId) {
goToChat();
}
};
const formatTime = (timestamp?: number) => {
if (!timestamp) return '';
const date = new Date(timestamp);
const now = new Date();
const diffDays = Math.floor((now.getTime() - date.getTime()) / 86400000);
if (diffDays === 0) return date.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' });
if (diffDays === 1) return 'Yesterday';
return date.toLocaleDateString([], { month: 'short', day: 'numeric' });
};
return (
<div className="flex flex-col h-full">
<div className="flex items-center justify-between px-3 py-2 border-b border-border">
<h1 className="text-sm font-medium">Sessions</h1>
<button
onClick={handleNewSession}
disabled={isCreating}
className="p-1.5 rounded hover:bg-muted disabled:opacity-50"
>
{isCreating ? (
<span className="inline-block w-4 h-4 border-2 border-current border-t-transparent rounded-full animate-spin" />
) : (
<svg width="16" height="16" viewBox="0 0 16 16"><path d="M8 3v10M3 8h10" stroke="currentColor" strokeWidth="1.5" fill="none" strokeLinecap="round" /></svg>
)}
</button>
</div>
<div className="flex-1 overflow-y-auto">
{isLoadingSessions ? (
<div className="flex items-center justify-center h-full text-muted-foreground text-sm">Loading...</div>
) : sessions.length === 0 ? (
<div className="flex flex-col items-center justify-center h-full p-4 text-center">
<div className="text-muted-foreground text-sm mb-4">No sessions yet</div>
<button
onClick={handleNewSession}
disabled={isCreating}
className="px-4 py-2 text-sm bg-primary text-primary-foreground rounded-md hover:bg-primary/90 disabled:opacity-50"
>
{isCreating ? 'Creating...' : 'Start New Chat'}
</button>
</div>
) : (
<div className="divide-y divide-border">
{sessions.map((session) => (
<button
key={session.id}
onClick={() => handleSelectSession(session.id)}
className={`w-full text-left px-3 py-2.5 hover:bg-muted/50 transition-colors ${
session.id === currentSessionId ? 'bg-primary/10 border-l-2 border-primary' : ''
}`}
>
<div className="text-sm font-medium truncate">{session.title || 'New Session'}</div>
<div className="text-xs text-muted-foreground">{formatTime(session.time?.created)}</div>
</button>
))}
</div>
)}
</div>
</div>
);
}
function ChatPanel() {
const { currentSessionId, sessions, messages, sendMessage, abortMessage, isSending, streamingSessionId } = useChatStore();
const { goToSessions } = useNavigation();
const [input, setInput] = React.useState('');
const messagesEndRef = React.useRef<HTMLDivElement>(null);
const currentSession = sessions.find((s) => s.id === currentSessionId);
const sessionMessages = currentSessionId ? messages.get(currentSessionId) || [] : [];
const isStreaming = streamingSessionId === currentSessionId;
React.useEffect(() => {
messagesEndRef.current?.scrollIntoView({ behavior: 'smooth' });
}, [sessionMessages.length]);
const handleSend = async () => {
if (!input.trim() || isSending) return;
const text = input.trim();
setInput('');
await sendMessage(text);
};
const handleKeyDown = (e: React.KeyboardEvent) => {
if (e.key === 'Enter' && !e.shiftKey) {
e.preventDefault();
handleSend();
}
};
return (
<div className="flex flex-col h-full">
<div className="flex items-center gap-2 px-3 py-2 border-b border-border">
<button onClick={goToSessions} className="p-1 rounded hover:bg-muted">
<svg width="16" height="16" viewBox="0 0 16 16"><path d="M11 2L5 8l6 6" stroke="currentColor" strokeWidth="1.5" fill="none" strokeLinecap="round" strokeLinejoin="round"/></svg>
</button>
<h1 className="text-sm font-medium truncate flex-1">{currentSession?.title || 'New Chat'}</h1>
</div>
<div className="flex-1 overflow-y-auto px-3 py-2">
{sessionMessages.length === 0 ? (
<div className="flex items-center justify-center h-full text-muted-foreground text-sm">
Start a conversation
</div>
) : (
<div className="space-y-3">
{sessionMessages.map((msg, idx) => (
<MessageBubble key={msg.info.id || idx} message={msg} />
))}
{isStreaming && (
<div className="flex justify-start">
<div className="bg-muted rounded-lg px-3 py-2 text-sm">
<span className="inline-block w-4 h-4 border-2 border-current border-t-transparent rounded-full animate-spin" />
</div>
</div>
)}
<div ref={messagesEndRef} />
</div>
)}
</div>
<div className="border-t border-border p-3">
<div className="flex gap-2">
<textarea
value={input}
onChange={(e) => setInput(e.target.value)}
onKeyDown={handleKeyDown}
placeholder="Type a message..."
rows={1}
disabled={isSending}
className="flex-1 resize-none rounded-md border border-input bg-background px-3 py-2 text-sm placeholder:text-muted-foreground focus:outline-none focus:ring-1 focus:ring-ring disabled:opacity-50"
style={{ minHeight: 40, maxHeight: 120 }}
/>
{isStreaming ? (
<button onClick={abortMessage} className="px-3 py-2 rounded-md bg-destructive text-destructive-foreground hover:bg-destructive/90">
<svg width="16" height="16" viewBox="0 0 16 16"><rect x="3" y="3" width="10" height="10" rx="1" fill="currentColor"/></svg>
</button>
) : (
<button onClick={handleSend} disabled={!input.trim() || isSending} className="px-3 py-2 rounded-md bg-primary text-primary-foreground hover:bg-primary/90 disabled:opacity-50">
<svg width="16" height="16" viewBox="0 0 16 16"><path d="M2 8l12-6-3.5 6 3.5 6L2 8z" fill="currentColor"/></svg>
</button>
)}
</div>
</div>
</div>
);
}
function MessageBubble({ message }: { message: { info: { role: string }; parts: Array<{ type: string; text?: string }> } }) {
const isUser = message.info.role === 'user';
const text = message.parts.filter((p) => p.type === 'text').map((p) => p.text).join('\n');
return (
<div className={`flex ${isUser ? 'justify-end' : 'justify-start'}`}>
<div className={`max-w-[85%] rounded-lg px-3 py-2 text-sm ${
isUser ? 'bg-primary text-primary-foreground' : 'bg-muted'
}`}>
<div className="whitespace-pre-wrap break-words">{text || '...'}</div>
</div>
</div>
);
}
export function VSCodeApp() {
const { initialize, isConnected } = useChatStore();
const { currentView } = useNavigation();
const [status, setStatus] = React.useState<ConnectionStatus>('connecting');
const [error, setError] = React.useState<string>();
const connect = React.useCallback(async () => {
setStatus('connecting');
setError(undefined);
try {
await initialize();
setStatus('connected');
} catch (err) {
setStatus('error');
setError(err instanceof Error ? err.message : 'Failed to connect');
}
}, [initialize]);
React.useEffect(() => {
connect();
}, [connect]);
React.useEffect(() => {
if (isConnected) setStatus('connected');
}, [isConnected]);
// Listen for extension messages
React.useEffect(() => {
const handleMessage = (event: MessageEvent) => {
const msg = event.data;
if (msg.type === 'connectionStatus') {
if (msg.status === 'connected') setStatus('connected');
else if (msg.status === 'error') {
setStatus('error');
setError(msg.error);
}
}
};
window.addEventListener('message', handleMessage);
return () => window.removeEventListener('message', handleMessage);
}, []);
return (
<div className="flex flex-col h-full bg-background text-foreground">
<ConnectionStatusBanner status={status} error={error} onRetry={connect} />
<div className="flex-1 min-h-0">
{currentView === 'sessions' ? (
<SessionsList />
) : (
<ChatPanel />
)}
</div>
</div>
);
}
export default VSCodeApp;