#!/usr/bin/env python3
"""
Start the Discord Fishbowl Admin Interface
Launches both the FastAPI backend and React frontend
"""

import asyncio
import subprocess
import sys
import os
import signal
import time
from pathlib import Path

def run_command(cmd, cwd=None, env=None):
    """Run a command and return the process"""
    print(f"Starting: {' '.join(cmd)}")
    return subprocess.Popen(
        cmd,
        cwd=cwd,
        env=env,
        stdout=subprocess.PIPE,
        stderr=subprocess.STDOUT,
        universal_newlines=True
    )

def main():
    """Main function to start the admin interface"""
    project_root = Path(__file__).parent.parent
    admin_frontend_path = project_root / "admin-frontend"
    
    processes = []
    
    try:
        print("🚀 Starting Discord Fishbowl Admin Interface...")
        print("=" * 50)
        
        # Start FastAPI backend
        print("\n📡 Starting FastAPI backend server...")
        backend_env = os.environ.copy()
        backend_env["PYTHONPATH"] = str(project_root)
        
        backend_process = run_command(
            [sys.executable, "-m", "uvicorn", "src.admin.app:app", "--host", "0.0.0.0", "--port", "8000", "--reload"],
            cwd=project_root,
            env=backend_env
        )
        processes.append(("Backend", backend_process))
        
        # Wait a bit for backend to start
        time.sleep(3)
        
        # Check if npm is available and admin-frontend exists
        if not admin_frontend_path.exists():
            print("❌ Admin frontend directory not found!")
            print("Please ensure admin-frontend directory exists")
            return 1
        
        # Check if node_modules exists, if not run npm install
        node_modules_path = admin_frontend_path / "node_modules"
        if not node_modules_path.exists():
            print("\n📦 Installing frontend dependencies...")
            npm_install = run_command(
                ["npm", "install"],
                cwd=admin_frontend_path
            )
            npm_install.wait()
            if npm_install.returncode != 0:
                print("❌ Failed to install npm dependencies")
                return 1
        
        # Start React frontend
        print("\n🌐 Starting React frontend server...")
        frontend_process = run_command(
            ["npm", "start"],
            cwd=admin_frontend_path
        )
        processes.append(("Frontend", frontend_process))
        
        print("\n✅ Admin interface is starting up!")
        print("📡 Backend API: http://localhost:8000")
        print("🌐 Frontend UI: http://localhost:3000/admin")
        print("\n🔑 Default login credentials:")
        print("   Username: admin")
        print("   Password: admin123")
        print("\n🛑 Press Ctrl+C to stop all services")
        print("=" * 50)
        
        # Monitor processes
        while True:
            time.sleep(1)
            
            # Check if any process has died
            for name, process in processes:
                if process.poll() is not None:
                    print(f"\n❌ {name} process has stopped unexpectedly!")
                    return 1
    
    except KeyboardInterrupt:
        print("\n🛑 Shutting down admin interface...")
        
        # Terminate all processes
        for name, process in processes:
            print(f"   Stopping {name}...")
            try:
                process.terminate()
                process.wait(timeout=5)
            except subprocess.TimeoutExpired:
                print(f"   Force killing {name}...")
                process.kill()
                process.wait()
        
        print("✅ Admin interface stopped successfully")
        return 0
    
    except Exception as e:
        print(f"\n❌ Error starting admin interface: {e}")
        
        # Clean up processes
        for name, process in processes:
            try:
                process.terminate()
                process.wait(timeout=2)
            except:
                process.kill()
        
        return 1

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