#!/usr/bin/env python3
"""
Migration Test Script
Tests the simplified signal name + tags architecture
"""

import sys
import os
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))

from src.dashboard.simplified_models import (
    ProtocolSignalCreate, ProtocolType, SignalDiscoveryResult
)
from src.dashboard.simplified_configuration_manager import simplified_configuration_manager

def test_simplified_models():
    """Test the new simplified models"""
    print("\n=== Testing Simplified Models ===")
    
    # Test 1: Create from discovery result
    print("\n1. Testing discovery result conversion:")
    discovery = SignalDiscoveryResult(
        device_name="Water Pump Controller",
        protocol_type=ProtocolType.MODBUS_TCP,
        protocol_address="40001",
        data_point="Speed",
        device_address="192.168.1.100"
    )
    
    signal_create = discovery.to_protocol_signal_create()
    print(f"   Signal Name: {signal_create.signal_name}")
    print(f"   Tags: {signal_create.tags}")
    print(f"   Protocol: {signal_create.protocol_type}")
    print(f"   Address: {signal_create.protocol_address}")
    print(f"   DB Source: {signal_create.db_source}")
    
    # Test 2: Validation
    print("\n2. Testing validation:")
    validation = simplified_configuration_manager.validate_signal_configuration(signal_create)
    print(f"   Valid: {validation['valid']}")
    print(f"   Errors: {validation['errors']}")
    print(f"   Warnings: {validation['warnings']}")
    
    # Test 3: Add signal
    print("\n3. Testing signal creation:")
    success = simplified_configuration_manager.add_protocol_signal(signal_create)
    print(f"   Signal created: {success}")
    
    # Test 4: Retrieve signals
    print("\n4. Testing signal retrieval:")
    signals = simplified_configuration_manager.get_protocol_signals()
    print(f"   Number of signals: {len(signals)}")
    for signal in signals:
        print(f"   - {signal.signal_name} ({signal.signal_id})")
    
    # Test 5: Tag-based filtering
    print("\n5. Testing tag-based filtering:")
    pump_signals = simplified_configuration_manager.search_signals_by_tags(["equipment:pump"])
    print(f"   Pump signals: {len(pump_signals)}")
    
    # Test 6: All tags
    print("\n6. Testing tag collection:")
    all_tags = simplified_configuration_manager.get_all_tags()
    print(f"   All tags: {all_tags}")

def test_migration_scenarios():
    """Test various migration scenarios"""
    print("\n=== Testing Migration Scenarios ===")
    
    scenarios = [
        {
            "name": "Modbus Pump Speed",
            "device_name": "Main Water Pump",
            "protocol_type": ProtocolType.MODBUS_TCP,
            "data_point": "Speed",
            "protocol_address": "40001"
        },
        {
            "name": "OPC UA Temperature",
            "device_name": "Boiler Temperature Sensor",
            "protocol_type": ProtocolType.OPCUA,
            "data_point": "Temperature",
            "protocol_address": "ns=2;s=Temperature"
        },
        {
            "name": "REST API Status",
            "device_name": "System Controller",
            "protocol_type": ProtocolType.REST_API,
            "data_point": "Status",
            "protocol_address": "/api/v1/system/status"
        }
    ]
    
    for scenario in scenarios:
        print(f"\nScenario: {scenario['name']}")
        
        discovery = SignalDiscoveryResult(
            device_name=scenario["device_name"],
            protocol_type=scenario["protocol_type"],
            protocol_address=scenario["protocol_address"],
            data_point=scenario["data_point"]
        )
        
        signal_create = discovery.to_protocol_signal_create()
        success = simplified_configuration_manager.add_protocol_signal(signal_create)
        
        print(f"   Created: {success}")
        print(f"   Signal: {signal_create.signal_name}")
        print(f"   Tags: {', '.join(signal_create.tags[:3])}...")

def compare_complexity():
    """Compare old vs new approach complexity"""
    print("\n=== Complexity Comparison ===")
    
    print("\nOLD APPROACH (Complex IDs):")
    print("   Required fields:")
    print("   - station_id: 'station_main'")
    print("   - equipment_id: 'pump_primary'")
    print("   - data_type_id: 'speed_pump'")
    print("   - protocol_address: '40001'")
    print("   - db_source: 'measurements.pump_speed'")
    print("   Issues: Complex relationships, redundant IDs, confusing UX")
    
    print("\nNEW APPROACH (Simple Names + Tags):")
    print("   Required fields:")
    print("   - signal_name: 'Main Water Pump Speed'")
    print("   - tags: ['equipment:pump', 'protocol:modbus_tcp', 'data_point:speed']")
    print("   - protocol_address: '40001'")
    print("   - db_source: 'measurements.main_water_pump_speed'")
    print("   Benefits: Intuitive, flexible, simpler relationships")

def main():
    """Run all tests"""
    print("Calejo Control Migration Test")
    print("=" * 50)
    
    try:
        test_simplified_models()
        test_migration_scenarios()
        compare_complexity()
        
        print("\n" + "=" * 50)
        print("✅ All migration tests completed successfully!")
        print("\nMigration Benefits:")
        print("  • Simplified user experience")
        print("  • Flexible tag-based organization")
        print("  • Intuitive signal names")
        print("  • Reduced complexity")
        print("  • Better discovery integration")
        
    except Exception as e:
        print(f"\n❌ Migration test failed: {e}")
        import traceback
        traceback.print_exc()
        return 1
    
    return 0

if __name__ == "__main__":
    sys.exit(main())