#!/usr/bin/env python3
"""
Device Registration Script
Pre-registers drone detection devices with proper names and locations
"""

import requests
import json
import os
from datetime import datetime

# Configuration
API_BASE_URL = os.getenv('API_BASE_URL', 'http://localhost:3002/api')
USERNAME = os.getenv('TEST_USERNAME', 'admin')
PASSWORD = os.getenv('TEST_PASSWORD', 'admin123')

# Device locations matching drone_simulator.py
DEVICE_REGISTRATIONS = [
    {
        "id": 1941875381,
        "name": "SecureGuard-001",
        "geo_lat": 59.3293,
        "geo_lon": 18.0686,
        "location_description": "Stockholm Central Station",
        "category": "transportation_hubs"
    },
    {
        "id": 1941875382,
        "name": "SecureGuard-002", 
        "geo_lat": 59.6519,
        "geo_lon": 17.9186,
        "location_description": "Arlanda Airport",
        "category": "airports"
    },
    {
        "id": 1941875383,
        "name": "SecureGuard-003",
        "geo_lat": 58.5342,
        "geo_lon": 14.5219,
        "location_description": "Karlsborg Fortress",
        "category": "military_bases"
    },
    {
        "id": 1941875384,
        "name": "SecureGuard-004",
        "geo_lat": 59.3267,
        "geo_lon": 18.0717,
        "location_description": "Swedish Parliament",
        "category": "government"
    },
    {
        "id": 1941875385,
        "name": "SecureGuard-005",
        "geo_lat": 57.6628,
        "geo_lon": 12.2944,
        "location_description": "Landvetter Airport",
        "category": "airports"
    }
]

def authenticate():
    """Authenticate with the API and get access token"""
    try:
        login_data = {
            "username": USERNAME,
            "password": PASSWORD
        }
        
        response = requests.post(f"{API_BASE_URL}/users/login", json=login_data, timeout=10)
        
        if response.status_code == 200:
            data = response.json()
            if data.get('success') and 'data' in data and 'token' in data['data']:
                token = data['data']['token']
                print("✅ Authentication successful")
                return token
            else:
                print("❌ Login failed: Invalid response format")
                return None
        else:
            print(f"❌ Login failed: HTTP {response.status_code}")
            print(f"   Response: {response.text}")
            return None
            
    except Exception as e:
        print(f"❌ Authentication error: {e}")
        return None

def register_device(token, device_data):
    """Register a single device"""
    try:
        headers = {
            "Content-Type": "application/json",
            "Authorization": f"Bearer {token}"
        }
        
        # Check if device already exists
        response = requests.get(f"{API_BASE_URL}/devices/{device_data['id']}", headers=headers, timeout=10)
        
        if response.status_code == 200:
            # Device exists, update it
            print(f"📝 Updating existing device {device_data['id']}: {device_data['name']}")
            
            update_data = {
                "name": device_data["name"],
                "geo_lat": device_data["geo_lat"], 
                "geo_lon": device_data["geo_lon"],
                "location_description": device_data["location_description"],
                "is_approved": True,
                "is_active": True
            }
            
            response = requests.put(f"{API_BASE_URL}/devices/{device_data['id']}", 
                                  json=update_data, headers=headers, timeout=10)
                                  
            if response.status_code == 200:
                print(f"✅ Device {device_data['id']} updated successfully")
                return True
            else:
                print(f"❌ Failed to update device {device_data['id']}: {response.status_code}")
                print(f"   Response: {response.text}")
                return False
                
        elif response.status_code == 404:
            # Device doesn't exist, create it
            print(f"➕ Creating new device {device_data['id']}: {device_data['name']}")
            
            create_data = {
                "id": device_data["id"],
                "name": device_data["name"],
                "geo_lat": device_data["geo_lat"],
                "geo_lon": device_data["geo_lon"], 
                "location_description": device_data["location_description"],
                "heartbeat_interval": 300,
                "is_approved": True,
                "is_active": True
            }
            
            response = requests.post(f"{API_BASE_URL}/devices", 
                                   json=create_data, headers=headers, timeout=10)
                                   
            if response.status_code == 201:
                print(f"✅ Device {device_data['id']} created successfully")
                return True
            else:
                print(f"❌ Failed to create device {device_data['id']}: {response.status_code}")
                print(f"   Response: {response.text}")
                return False
        else:
            print(f"❌ Error checking device {device_data['id']}: {response.status_code}")
            return False
            
    except Exception as e:
        print(f"❌ Error registering device {device_data['id']}: {e}")
        return False

def main():
    print("🔧 DRONE DETECTION DEVICE REGISTRATION")
    print("=" * 50)
    print(f"🔗 API URL: {API_BASE_URL}")
    print(f"👤 Username: {USERNAME}")
    print(f"⏰ Registration Time: {datetime.now()}")
    print()
    
    # Authenticate
    token = authenticate()
    if not token:
        print("❌ Failed to authenticate. Exiting.")
        return
    
    print()
    print("📋 Registering devices...")
    print("-" * 30)
    
    success_count = 0
    total_count = len(DEVICE_REGISTRATIONS)
    
    for device_data in DEVICE_REGISTRATIONS:
        if register_device(token, device_data):
            success_count += 1
    
    print()
    print("📊 REGISTRATION SUMMARY")
    print("-" * 30)
    print(f"✅ Successfully registered: {success_count}/{total_count}")
    print(f"❌ Failed: {total_count - success_count}/{total_count}")
    
    if success_count == total_count:
        print()
        print("🎉 All devices registered successfully!")
        print("📍 You can now run drone_simulator.py and devices will appear on the map with proper names and locations.")
    else:
        print()
        print("⚠️ Some devices failed to register. Check the errors above.")

if __name__ == "__main__":
    main()