"""
OWL Web Interface
This module implements the Gradio-based web interface for the OWL system.
"""

import gradio as gr
from typing import Dict, Any
from owl.agents.agent import OwlRolePlaying, AgentRole
from owl.toolkits.web import WebToolkit
from owl.toolkits.document import DocumentToolkit

def create_app() -> gr.Blocks:
    """Create and configure the Gradio web interface."""
    
    # Initialize agent roles
    user_role = AgentRole(
        name="User",
        description="A user seeking assistance with tasks",
        capabilities=["Task description", "Context provision", "Result validation"]
    )
    
    assistant_role = AgentRole(
        name="Assistant",
        description="An AI assistant that helps accomplish tasks",
        capabilities=["Task analysis", "Tool selection", "Task execution"]
    )
    
    # Initialize toolkits
    toolkits = [
        WebToolkit(),
        DocumentToolkit()
    ]
    
    # Create role-playing session
    owl_session = OwlRolePlaying(
        user_role=user_role,
        assistant_role=assistant_role,
        toolkits=toolkits
    )
    
    def process_input(
        user_input: str,
        history: list
    ) -> tuple[list, str]:
        """Process user input and update chat history."""
        try:
            # Process input through OWL system
            result = owl_session.process_user_input(user_input)
            
            # Update history
            history.append((user_input, result["response"]))
            
            # Return updated history and empty input
            return history, ""
        except Exception as e:
            return history + [(user_input, f"Error: {str(e)}")], ""
    
    # Create Gradio interface
    with gr.Blocks(title="OWL - Optimized Workforce Learning") as app:
        gr.Markdown("""
        # 🦉 OWL - Optimized Workforce Learning
        Welcome to OWL, your intelligent task automation assistant.
        """)
        
        with gr.Row():
            with gr.Column(scale=4):
                chatbot = gr.Chatbot(
                    label="Conversation",
                    height=500
                )
                with gr.Row():
                    input_text = gr.Textbox(
                        label="Your task or question",
                        placeholder="Describe your task here...",
                        lines=3
                    )
                    submit_btn = gr.Button("Submit")
        
        # Handle interactions
        submit_btn.click(
            fn=process_input,
            inputs=[input_text, chatbot],
            outputs=[chatbot, input_text]
        )
        
        input_text.submit(
            fn=process_input,
            inputs=[input_text, chatbot],
            outputs=[chatbot, input_text]
        )
    
    return app