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
2025-12-15 16:14:28 +11:00
commit 733d1c3407
226 changed files with 46231 additions and 0 deletions
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+import { NextRequest, NextResponse } from 'next/server';
+import { edgeService } from '@/services/database';
+
+export const runtime = 'nodejs';
+
+export async function GET() {
+  try {
+    const edges = await edgeService.getEdges();
+    
+    return NextResponse.json({
+      success: true,
+      data: edges,
+      count: edges.length
+    });
+  } catch (error) {
+    console.error('Error fetching edges:', error);
+    
+    return NextResponse.json({
+      success: false,
+      error: error instanceof Error ? error.message : 'Failed to fetch edges'
+    }, { status: 500 });
+  }
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    const body = await request.json();
+    
+    // Validate required fields
+    if (!body.from_node_id || !body.to_node_id) {
+      return NextResponse.json({
+        success: false,
+        error: 'Missing required fields: from_node_id and to_node_id are required'
+      }, { status: 400 });
+    }
+
+    // Validate node IDs are numbers
+    if (isNaN(parseInt(body.from_node_id)) || isNaN(parseInt(body.to_node_id))) {
+      return NextResponse.json({
+        success: false,
+        error: 'Invalid node IDs: must be valid numbers'
+      }, { status: 400 });
+    }
+
+    // Set default source if not provided
+    if (!body.source) {
+      body.source = 'user';
+    }
+
+    // Validate source value
+    if (!['user', 'ai_similarity', 'helper_name'].includes(body.source)) {
+      return NextResponse.json({
+        success: false,
+        error: 'Invalid source: must be user, ai_similarity, or helper_name'
+      }, { status: 400 });
+    }
+
+    const fromId = parseInt(body.from_node_id);
+    const toId = parseInt(body.to_node_id);
+
+    // Idempotency: prevent duplicate edges between same pair
+    try {
+      const exists = await edgeService.edgeExists(fromId, toId);
+      if (exists) {
+        return NextResponse.json({
+          success: true,
+          data: { from_node_id: fromId, to_node_id: toId },
+          message: `Edge already exists between nodes ${fromId} and ${toId}`
+        }, { status: 200 });
+      }
+    } catch (e) {
+      // Non-fatal: continue with creation if existence check fails
+      console.warn('edgeExists check failed; proceeding to create:', e);
+    }
+
+    const edge = await edgeService.createEdge({
+      from_node_id: fromId,
+      to_node_id: toId,
+      context: body.context || {},
+      source: body.source
+    });
+
+    return NextResponse.json({
+      success: true,
+      data: edge,
+      message: `Edge created successfully between nodes ${edge.from_node_id} and ${edge.to_node_id}`
+    }, { status: 201 });
+  } catch (error) {
+    console.error('Error creating edge:', error);
+    
+    return NextResponse.json({
+      success: false,
+      error: error instanceof Error ? error.message : 'Failed to create edge'
+    }, { status: 500 });
+  }
+}