#!/usr/bin/env python3
"""
Text interface for the LLM interaction system.
Handles input/output operations with the user.
"""


class TextInterface:
    """Handles text-based input and output operations."""
    
    def __init__(self):
        """Initialize the text interface."""
        pass
    
    def get_user_input(self):
        """Get input from the user.
        
        Returns:
            str: The user's input text
        """
        try:
            user_input = input("> ")
            return user_input
        except EOFError:
            # Handle Ctrl+D (EOF) gracefully
            return "quit"
    
    def display_response(self, response):
        """Display the LLM response to the user.
        
        Args:
            response (str): The response text to display
        """
        print(response)
        print()  # Add a blank line for readability
    
    def display_system_message(self, message):
        """Display a system message to the user.
        
        Args:
            message (str): The system message to display
        """
        print(f"[System] {message}")
        print()