| |
| """ |
| Seed script to create demo data for the agentic system. |
| Creates a sample workflow with instructions for testing. |
| """ |
|
|
| import requests |
| import json |
| import time |
| import os |
|
|
| |
| MCP_URL = os.getenv("MCP_URL", "http://localhost:8000/mcp") |
| API_KEY = os.getenv("MCP_API_KEY", "dev-key-123") |
|
|
| def call_mcp(tool, params=None): |
| """Call the MCP API""" |
| response = requests.post( |
| MCP_URL, |
| headers={"X-API-Key": API_KEY, "Content-Type": "application/json"}, |
| json={"tool": tool, "params": params or {}} |
| ) |
| return response.json() |
|
|
| def create_demo_workflow(): |
| """Create a demo workflow for testing""" |
| print("π± Seeding demo data...") |
| |
| |
| workflow_result = call_mcp("write_graph", { |
| "action": "create_node", |
| "label": "Workflow", |
| "properties": { |
| "id": "demo-workflow-1", |
| "name": "Entity Resolution Demo", |
| "description": "Demo workflow showing SQL generation and execution", |
| "status": "active", |
| "created_at": time.strftime("%Y-%m-%dT%H:%M:%SZ") |
| } |
| }) |
| |
| if 'created' not in workflow_result: |
| print(f"β Failed to create workflow: {workflow_result}") |
| return False |
| |
| print("β
Created demo workflow") |
| |
| |
| instructions = [ |
| { |
| "id": "demo-inst-1", |
| "type": "discover_schema", |
| "sequence": 1, |
| "description": "Discover database schema", |
| "parameters": "{}" |
| }, |
| { |
| "id": "demo-inst-2", |
| "type": "generate_sql", |
| "sequence": 2, |
| "description": "Generate SQL for customer orders", |
| "parameters": json.dumps({ |
| "question": "Show me all customers who have placed orders, including their order details" |
| }) |
| }, |
| { |
| "id": "demo-inst-3", |
| "type": "review_results", |
| "sequence": 3, |
| "description": "Review and format results", |
| "parameters": "{}" |
| } |
| ] |
| |
| for inst in instructions: |
| inst_result = call_mcp("write_graph", { |
| "action": "create_node", |
| "label": "Instruction", |
| "properties": { |
| "id": inst["id"], |
| "type": inst["type"], |
| "sequence": inst["sequence"], |
| "description": inst["description"], |
| "status": "pending", |
| "pause_duration": 300, |
| "parameters": inst["parameters"], |
| "created_at": time.strftime("%Y-%m-%dT%H:%M:%SZ") |
| } |
| }) |
| |
| if 'created' not in inst_result: |
| print(f"β Failed to create instruction {inst['id']}: {inst_result}") |
| continue |
| |
| |
| link_result = call_mcp("query_graph", { |
| "query": "MATCH (w:Workflow), (i:Instruction) WHERE w.id = wid AND i.id = iid CREATE (w)-[:HAS_INSTRUCTION]->(i)", |
| "parameters": {"wid": "demo-workflow-1", "iid": inst["id"]} |
| }) |
| |
| print(f"β
Created instruction: {inst['type']}") |
| |
| |
| for i in range(len(instructions) - 1): |
| current_id = instructions[i]["id"] |
| next_id = instructions[i + 1]["id"] |
| |
| chain_result = call_mcp("query_graph", { |
| "query": "MATCH (i1:Instruction), (i2:Instruction) WHERE i1.id = id1 AND i2.id = id2 CREATE (i1)-[:NEXT_INSTRUCTION]->(i2)", |
| "parameters": {"id1": current_id, "id2": next_id} |
| }) |
| |
| print("β
Created instruction chain") |
| |
| |
| templates = [ |
| { |
| "id": "template-1", |
| "question": "How many customers do we have?", |
| "query": "SELECT COUNT(*) as customer_count FROM customers" |
| }, |
| { |
| "id": "template-2", |
| "question": "Show me recent orders", |
| "query": "SELECT o.id, o.order_date, c.name FROM orders o JOIN customers c ON o.customer_id = c.id ORDER BY o.order_date DESC LIMIT 10" |
| }, |
| { |
| "id": "template-3", |
| "question": "What's the total revenue?", |
| "query": "SELECT SUM(total_amount) as total_revenue FROM orders" |
| } |
| ] |
| |
| for template in templates: |
| template_result = call_mcp("write_graph", { |
| "action": "create_node", |
| "label": "QueryTemplate", |
| "properties": { |
| "id": template["id"], |
| "question": template["question"], |
| "query": template["query"], |
| "created_at": time.strftime("%Y-%m-%dT%H:%M:%SZ") |
| } |
| }) |
| |
| print("β
Created query templates") |
| |
| |
| verification = call_mcp("query_graph", { |
| "query": """ |
| MATCH (w:Workflow {id: 'demo-workflow-1'})-[:HAS_INSTRUCTION]->(i:Instruction) |
| RETURN w.name, count(i) as instruction_count |
| """, |
| "parameters": {} |
| }) |
| |
| if verification.get('data'): |
| workflow_name = verification['data'][0]['w.name'] |
| instruction_count = verification['data'][0]['instruction_count'] |
| print(f"β
Verification: '{workflow_name}' with {instruction_count} instructions") |
| |
| print("π Demo data seeded successfully!") |
| print("\nπ Next steps:") |
| print("1. Open http://localhost:3000 in your browser") |
| print("2. Ask a question like: 'Show me all customers who have placed orders'") |
| print("3. Watch the agent process the workflow") |
| print("4. During the 5-minute pause, you can edit instructions in Neo4j Browser") |
| print("5. Neo4j Browser: http://localhost:7474 (username: neo4j, password: password)") |
| |
| return True |
|
|
| def check_services(): |
| """Check if required services are available""" |
| try: |
| |
| health_response = requests.get(f"{MCP_URL.replace('/mcp', '/health')}", timeout=5) |
| if health_response.status_code != 200: |
| print("β MCP service not available") |
| return False |
| |
| |
| test_response = requests.post( |
| MCP_URL, |
| headers={"X-API-Key": API_KEY, "Content-Type": "application/json"}, |
| json={"tool": "get_schema"}, |
| timeout=5 |
| ) |
| if test_response.status_code != 200: |
| print("β MCP API not responding") |
| return False |
| |
| print("β
Services are available") |
| return True |
| |
| except Exception as e: |
| print(f"β Service check failed: {e}") |
| return False |
|
|
| if __name__ == "__main__": |
| print("π Starting seed process...") |
| |
| if not check_services(): |
| print("β Cannot proceed - services not available") |
| exit(1) |
| |
| if create_demo_workflow(): |
| print("β
Seed completed successfully") |
| exit(0) |
| else: |
| print("β Seed failed") |
| exit(1) |