#modules/ui/login_ui.py

import gradio as gr

def create_login_interface():
    """
    Interfaz de inicio de sesión.
    """
    with gr.Blocks() as login_interface:
        gr.Markdown("# Iniciar Sesión")
        
        with gr.Row():
            username = gr.Textbox(label="Usuario")
        with gr.Row():
            password = gr.Textbox(label="Contraseña", type="password")
            
        with gr.Row():
            back_button = gr.Button("Volver")
            login_button = gr.Button("Iniciar Sesión", variant="primary")
            
        message = gr.Markdown()
        
    def render(navigate_back, handle_login):
        back_button.click(
            fn=navigate_back,
            inputs=[],
            outputs=[]
        )
        
        login_button.click(
            fn=handle_login,
            inputs=[username, password],
            outputs=[message]
        )
    
    login_interface.render = render
    return login_interface