simple_main.py

#!/usr/bin/env python3
"""
Simple main entry point for OpenHands CLI.
This is a simplified version that demonstrates the TUI functionality.
"""

import sys
import traceback

from prompt_toolkit import PromptSession, print_formatted_text
from prompt_toolkit.formatted_text import HTML

from openhands_cli.tui import display_banner


def show_menu() -> str:
    """Show the main menu and get user choice."""
    print_formatted_text(HTML("<gold>OpenHands CLI</gold>"))
    print_formatted_text(
        HTML("<grey>Terminal User Interface for OpenHands AI Agent</grey>")
    )
    print()

    print("🚀 Welcome to OpenHands CLI!")
    print()
    print("Available options:")
    print("  1. Start Agent Chat - Interactive conversation with AI agent")
    print("  2. Show TUI Demo - Display TUI components")
    print("  3. Exit")
    print()

    session = PromptSession()
    choice: str = session.prompt("Select an option (1-3): ")
    return choice.strip()


def show_tui_demo() -> None:
    """Show the TUI demo functionality."""
    print()
    print("📱 TUI Demo:")
    print("Available features:")
    print("  • Terminal User Interface (TUI) components")
    print("  • Prompt Toolkit integration")
    print("  • Agent SDK integration")
    print()
    print("To use the full functionality, ensure you have:")
    print("  1. OpenHands agent SDK properly configured")
    print("  2. Required environment variables set (LITELLM_API_KEY or OPENAI_API_KEY)")
    print("  3. Proper authentication tokens")
    print()

    # For now, just show that the CLI is working
    try:
        display_banner(session_id="demo")
    except ImportError as e:
        print(f"Note: Full TUI functionality requires additional setup: {e}")

    print("TUI demo complete! 🎉")


def main() -> int:
    """Main entry point for the OpenHands CLI."""
    try:
        # Start agent chat directly by default
        from openhands_cli.agent_chat import main as run_agent_chat

        return run_agent_chat()

    except ImportError as e:
        print_formatted_text(
            HTML(f"<red>Error: Agent chat requires additional dependencies: {e}</red>")
        )
        print_formatted_text(
            HTML("<yellow>Please ensure the agent SDK is properly installed.</yellow>")
        )
        return 1
    except KeyboardInterrupt:
        print_formatted_text(HTML("\n<yellow>Goodbye! 👋</yellow>"))
        return 0
    except EOFError:
        print_formatted_text(HTML("\n<yellow>Goodbye! 👋</yellow>"))
        return 0
    except Exception as e:
        print_formatted_text(HTML(f"<red>Error starting agent chat: {e}</red>"))
        traceback.print_exc()
        return 1


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