#!/usr/bin/env python3
"""
Discord User Data Collector
Main application entry point for collecting Discord user data for research purposes.
"""

import asyncio
import logging
import sys
from pathlib import Path

# Check if we're in the right directory
if not Path("src").exists():
    print("❌ Error: 'src' directory not found. Please run from the project root directory.")
    sys.exit(1)

# Add src to Python path
sys.path.insert(0, str(Path(__file__).parent))

try:
    from src.client import DiscordDataClient
    from src.config import Config
    from src.database import create_database
    from src.logger import setup_logger
except ImportError as e:
    print(f"❌ Import error: {e}")
    print("\n🔧 To fix this, try:")
    print("1. Run: python setup.py")
    print("2. Or run: python test_imports.py")
    print("3. Or install dependencies: pip install discord.py-self python-dotenv toml colorlog")
    sys.exit(1)


async def main():
    """Main application entry point."""
    try:
        # Setup configuration
        config = Config()
        
        # Setup logging
        logger = setup_logger(config.log_level, config.log_file)
        logger.info("Starting Discord Data Collector")
        
        # Initialize database with MariaDB->JSON fallback
        mariadb_config = config.get_mariadb_config()
        if mariadb_config:
            logger.info(f"Found MariaDB config for {mariadb_config['host']}:{mariadb_config['port']}")
        else:
            logger.info("No MariaDB credentials found in .env, will use JSON fallback")
        
        database = await create_database(mariadb_config=mariadb_config)
        
        # Test Discord connectivity first
        logger.info("Testing Discord connectivity...")
        try:
            import aiohttp
            async with aiohttp.ClientSession(timeout=aiohttp.ClientTimeout(total=5)) as session:
                async with session.get("https://discord.com/api/v10/gateway") as response:
                    if response.status != 200:
                        raise Exception(f"Discord API returned {response.status}")
            logger.info("✅ Discord connectivity confirmed")
        except Exception as e:
            logger.error(f"❌ Discord connectivity failed: {e}")
            logger.error("Please check network settings, firewall, or try a different network")
            sys.exit(1)
        
        # Initialize Discord client
        client = DiscordDataClient(config, database)
        
        # Start the client
        logger.info("Starting Discord client...")
        await client.start(config.discord_token)
        
    except KeyboardInterrupt:
        logger.info("Received keyboard interrupt, shutting down...")
    except Exception as e:
        logger.error(f"Fatal error: {e}", exc_info=True)
        sys.exit(1)
    finally:
        if 'client' in locals():
            await client.close()
        logger.info("Application shutdown complete")


if __name__ == "__main__":
    asyncio.run(main())