Create graph_view.py

components/graph_view.py

@@ -0,0 +1,26 @@
+# Graph view component
+# File: components/graph_view.py
+import streamlit as st
+
+
+def render_graph(graph_data):
+    """
+    Display a knowledge graph using Streamlit's Graphviz support.
+    Args:
+        graph_data (dict): {
+            'nodes': [{'id': str, 'label': str}],
+            'edges': [{'source': str, 'target': str}]
+        }
+    """
+    st.header("🔗 Knowledge Graph")
+    if not graph_data or not graph_data.get('nodes'):
+        st.info("No graph data to display.")
+        return
+
+    # Build DOT string
+    dot = "digraph G {\n"
+    for node in graph_data['nodes']:
+        dot += f"    {node['id']} [label=\"{node['label']}\"];\n"
+    for edge in graph_data['edges']:
+        dot += f"    {edge['source']} -> {edge['target']};\n"
+    dot += "}"