#!/usr/bin/env python3
"""
Quick verification script to check if the application is properly set up
"""

import os
import sys
import subprocess
from pathlib import Path

def check_files():
    """Check if required files exist"""
    print("📁 Checking Required Files...")
    
    project_root = Path(__file__).parent.parent
    required_files = [
        "backend/main.py",
        "frontend/package.json",
        "frontend/src/App.js",
        ".env",
        "start.sh",
        "setup.sh"
    ]
    
    missing = []
    for file_path in required_files:
        if not (project_root / file_path).exists():
            missing.append(file_path)
    
    if missing:
        print(f"❌ Missing files: {', '.join(missing)}")
        return False
    else:
        print("✅ All required files present")
        return True

def check_environment():
    """Check Python environment"""
    print("\n🐍 Checking Python Environment...")
    
    project_root = Path(__file__).parent.parent
    venv_path = project_root / "venv"
    
    if not venv_path.exists():
        print("❌ Virtual environment not found")
        return False
    
    # Check if we're in the virtual environment
    if hasattr(sys, 'real_prefix') or (hasattr(sys, 'base_prefix') and sys.base_prefix != sys.prefix):
        print("✅ Virtual environment activated")
    else:
        print("⚠️  Virtual environment not activated")
    
    return True

def check_dependencies():
    """Check Python dependencies"""
    print("\n📦 Checking Dependencies...")
    
    required_packages = [
        'fastapi',
        'uvicorn',
        'boto3',
        'strands',
        'bedrock-agentcore'
    ]
    
    missing = []
    for package in required_packages:
        try:
            __import__(package.replace('-', '_'))
        except ImportError:
            missing.append(package)
    
    if missing:
        print(f"❌ Missing packages: {', '.join(missing)}")
        return False
    else:
        print("✅ All dependencies installed")
        return True

def check_aws_config():
    """Check AWS configuration"""
    print("\n☁️  Checking AWS Configuration...")
    
    # Check .env file
    project_root = Path(__file__).parent.parent
    env_file = project_root / ".env"
    
    if not env_file.exists():
        print("❌ .env file not found")
        return False
    
    # Check for AWS configuration
    env_content = env_file.read_text()
    has_profile = "AWS_PROFILE" in env_content
    has_keys = "AWS_ACCESS_KEY_ID" in env_content and "AWS_SECRET_ACCESS_KEY" in env_content
    
    if has_profile:
        print("✅ AWS Profile configuration found")
        return True
    elif has_keys:
        print("✅ AWS Access Keys configuration found")
        return True
    else:
        print("❌ No AWS configuration found in .env")
        return False

def check_frontend():
    """Check frontend setup"""
    print("\n🌐 Checking Frontend Setup...")
    
    project_root = Path(__file__).parent.parent
    frontend_path = project_root / "frontend"
    
    if not (frontend_path / "node_modules").exists():
        print("❌ Frontend dependencies not installed")
        return False
    
    print("✅ Frontend dependencies installed")
    return True

def main():
    """Run all verification checks"""
    print("🔍 AgentCore Code Interpreter - Setup Verification")
    print("=" * 60)
    
    checks = [
        ("Files", check_files),
        ("Environment", check_environment),
        ("Dependencies", check_dependencies),
        ("AWS Config", check_aws_config),
        ("Frontend", check_frontend)
    ]
    
    passed = 0
    total = len(checks)
    
    for check_name, check_func in checks:
        try:
            if check_func():
                passed += 1
        except Exception as e:
            print(f"❌ {check_name} check failed: {e}")
    
    print("\n" + "=" * 60)
    print(f"🎯 VERIFICATION RESULTS: {passed}/{total} checks passed")
    
    if passed == total:
        print("🎉 Setup verification successful! Ready to run the application.")
        print("\n🚀 Next steps:")
        print("   1. Run: ./start.sh")
        print("   2. Open: http://localhost:3000")
        return 0
    else:
        print("❌ Setup verification failed. Please fix the issues above.")
        print("\n🔧 Common fixes:")
        print("   1. Run: ./setup.sh")
        print("   2. Configure AWS credentials in .env")
        print("   3. Install frontend: cd frontend && npm install")
        return 1

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