Initial commit: RA-H Open Source Edition
Local-first knowledge management system with BYO API keys. Features: - 3-panel UI (Nodes | Focus | Helpers) - SQLite + sqlite-vec for vector search - Agent system (Easy/Hard mode orchestrators) - Content extraction (YouTube, PDF, web) - Integrate workflow for connection discovery - Dimension system with auto-assignment Tech stack: - Next.js 15 + TypeScript + Tailwind CSS - Anthropic (Claude) + OpenAI (GPT) via Vercel AI SDK Setup: npm install && npm rebuild better-sqlite3 scripts/dev/bootstrap-local.sh npm run dev MIT License
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"use client";
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import { useEffect, useMemo, useState } from 'react';
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import type { Node } from '@/types/database';
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interface AutoContextSettings {
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autoContextEnabled: boolean;
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lastPinnedMigration?: string;
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}
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interface NodeWithMetrics extends Node {
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edge_count?: number;
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}
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export default function ContextViewer() {
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const [nodes, setNodes] = useState<NodeWithMetrics[]>([]);
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const [autoContextEnabled, setAutoContextEnabled] = useState(false);
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const [lastMigrated, setLastMigrated] = useState<string | undefined>();
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const [loadingNodes, setLoadingNodes] = useState(true);
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const [loadingSettings, setLoadingSettings] = useState(true);
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const [saving, setSaving] = useState(false);
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const [error, setError] = useState<string | null>(null);
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useEffect(() => {
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const loadNodes = async () => {
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setLoadingNodes(true);
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try {
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const response = await fetch('/api/nodes?sortBy=edges&limit=10');
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if (!response.ok) {
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throw new Error('Failed to load nodes');
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}
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const payload = await response.json();
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setNodes(payload.data || []);
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} catch (err) {
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console.error(err);
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setError('Unable to load top nodes.');
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} finally {
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setLoadingNodes(false);
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}
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};
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const loadSettings = async () => {
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setLoadingSettings(true);
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try {
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const response = await fetch('/api/system/auto-context');
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if (!response.ok) {
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throw new Error('Failed to load auto-context settings');
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}
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const payload = (await response.json()) as {
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success: boolean;
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data?: AutoContextSettings;
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};
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if (payload.success && payload.data) {
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setAutoContextEnabled(Boolean(payload.data.autoContextEnabled));
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setLastMigrated(payload.data.lastPinnedMigration);
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}
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} catch (err) {
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console.error(err);
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setError('Unable to load auto-context settings.');
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} finally {
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setLoadingSettings(false);
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}
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};
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loadNodes();
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loadSettings();
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}, []);
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const toggleDescription = useMemo(() => {
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if (!autoContextEnabled) {
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return 'Disabled — chats and workflows will not receive BACKGROUND CONTEXT.';
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}
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return 'Enabled — top 10 most-connected nodes will be added to BACKGROUND CONTEXT.';
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}, [autoContextEnabled]);
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const handleToggle = async () => {
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if (saving) return;
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setSaving(true);
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setError(null);
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try {
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const response = await fetch('/api/system/auto-context', {
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method: 'PUT',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ autoContextEnabled: !autoContextEnabled }),
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});
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if (!response.ok) {
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throw new Error(await response.text());
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}
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const payload = (await response.json()) as {
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success: boolean;
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data?: AutoContextSettings;
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};
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if (payload.success && payload.data) {
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setAutoContextEnabled(payload.data.autoContextEnabled);
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setLastMigrated(payload.data.lastPinnedMigration);
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} else {
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throw new Error(payload?.data ? 'Settings update failed' : 'Unknown error');
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}
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} catch (err) {
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console.error('Failed to update auto-context toggle', err);
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setError('Unable to update setting. Please try again.');
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} finally {
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setSaving(false);
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}
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};
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return (
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<div style={{ height: '100%', overflow: 'auto', padding: '24px', color: '#f8fafc' }}>
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<div style={{ marginBottom: '24px' }}>
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<h3 style={{ margin: '0 0 8px', fontSize: '18px' }}>Auto-Context</h3>
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<p style={{ margin: 0, color: '#94a3b8', fontSize: '13px', lineHeight: 1.6 }}>
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Auto-context grabs your 10 nodes with the most edges and drops them into BACKGROUND
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CONTEXT so ra-h knows which ideas connect everything else.
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</p>
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</div>
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<div
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style={{
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display: 'flex',
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alignItems: 'center',
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justifyContent: 'space-between',
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padding: '16px 20px',
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border: '1px solid #1f2937',
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borderRadius: '10px',
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background: '#050505',
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marginBottom: '24px',
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}}
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>
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<div>
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<div style={{ fontWeight: 600, fontSize: '14px' }}>Enable Auto-Context</div>
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<div style={{ fontSize: '12px', color: '#94a3b8', marginTop: '4px' }}>
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{loadingSettings ? 'Loading preference…' : toggleDescription}
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</div>
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</div>
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<button
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onClick={handleToggle}
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disabled={loadingSettings || saving}
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style={{
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width: '58px',
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height: '30px',
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borderRadius: '999px',
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border: 'none',
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cursor: saving ? 'wait' : 'pointer',
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background: autoContextEnabled ? '#22c55e' : '#334155',
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position: 'relative',
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transition: 'background 0.2s ease',
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}}
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title={autoContextEnabled ? 'Disable auto-context' : 'Enable auto-context'}
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>
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<span
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style={{
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position: 'absolute',
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top: '4px',
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left: autoContextEnabled ? '32px' : '4px',
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width: '22px',
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height: '22px',
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borderRadius: '50%',
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background: '#fff',
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transition: 'left 0.2s ease',
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}}
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/>
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</button>
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</div>
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{lastMigrated && (
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<div style={{ fontSize: '11px', color: '#64748b', marginBottom: '16px' }}>
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Auto-enabled because you previously pinned nodes · {new Date(lastMigrated).toLocaleString()}
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</div>
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)}
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<div>
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<div style={{ fontWeight: 600, marginBottom: '12px' }}>Top 10 nodes by connections</div>
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{loadingNodes ? (
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<div style={{ color: '#94a3b8', fontSize: '13px' }}>Loading nodes…</div>
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) : nodes.length === 0 ? (
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<div style={{ color: '#94a3b8', fontSize: '13px' }}>
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No connected nodes yet. Create nodes and add edges to see context hubs.
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</div>
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) : (
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<div style={{ display: 'flex', flexDirection: 'column', gap: '8px' }}>
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{nodes.map((node) => (
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<div
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key={node.id}
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style={{
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border: '1px solid #1f2937',
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borderRadius: '10px',
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padding: '12px 16px',
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background: '#080808',
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}}
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>
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<div
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style={{
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display: 'flex',
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justifyContent: 'space-between',
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alignItems: 'center',
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marginBottom: '4px',
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}}
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>
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<div style={{ fontWeight: 600 }}>
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[NODE:{node.id}] {node.title || 'Untitled node'}
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</div>
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<div style={{ fontSize: '12px', color: '#facc15' }}>
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{node.edge_count ?? 0} connections
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</div>
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</div>
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<div style={{ display: 'flex', gap: '6px', flexWrap: 'wrap' }}>
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{node.dimensions && node.dimensions.length > 0 ? (
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node.dimensions.slice(0, 4).map((dimension) => (
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<span
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key={`${node.id}-${dimension}`}
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style={{
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padding: '2px 8px',
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borderRadius: '999px',
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fontSize: '11px',
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background: '#132018',
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color: '#86efac',
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}}
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>
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{dimension}
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</span>
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))
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) : (
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<span style={{ fontSize: '11px', color: '#64748b' }}>No dimensions</span>
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)}
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</div>
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</div>
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))}
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</div>
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)}
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</div>
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{error && (
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<div style={{ marginTop: '24px', color: '#f87171', fontSize: '12px' }}>
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{error}
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</div>
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)}
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</div>
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);
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}
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