"""Gradio application layout and launch."""

import logging
from pathlib import Path

import gradio as gr

from code_tribunal.config import TribunalConfig
from code_tribunal.ui.exports import export_md, export_pdf
from code_tribunal.ui.pipeline import handle_question, run_courtroom
from code_tribunal.ui.styles import CSS

logging.basicConfig(level=logging.DEBUG, format="[%(asctime)s][%(levelname)s] %(message)s", datefmt="%H:%M:%S")
logging.getLogger("crewai").setLevel(logging.WARNING)


def create_app() -> gr.Blocks:
    logo = Path(__file__).resolve().parent.parent.parent.parent / "assets" / "logo.png"

    with gr.Blocks(title="CodeTribunal") as app:
        with gr.Column(visible=True) as hero:
            if logo.exists():
                gr.Image(value=str(logo), show_label=False, height=160, container=False, elem_classes=["hero-logo"])
            gr.Markdown("# CodeTribunal\n### The AI Courtroom That Exposes Bad Freelance Code", elem_classes=["hero-title"])
            gr.Markdown("Upload a .zip of code and watch a multi-agent forensic investigation unfold.", elem_classes=["hero-subtitle"])

        with gr.Column(visible=True, elem_classes=["upload-area"]) as upload:
            code_input = gr.File(label="Drop your .zip here", file_types=[".zip"], interactive=True)

        with gr.Column(visible=False) as processing:
            status = gr.Markdown("Initializing...", elem_classes=["status-phase"])
            chatbot = gr.Chatbot(label="Courtroom Transcript", height=600, elem_classes=["chatbot"])
            with gr.Row():
                exp_md = gr.Button("📄 Export Markdown", visible=False)
                exp_pdf = gr.Button("📑 Export PDF", visible=False)
            exp_file = gr.File(label="Download", visible=False)
            qa_input = gr.Textbox(label="Ask a follow-up", placeholder="e.g., 'Why was eval() critical?'", visible=False)
            qa_btn = gr.Button("🕵️ Ask Expert Witness", variant="primary", visible=False)

        state = gr.State(value={})

        code_input.upload(
            fn=run_courtroom, inputs=[code_input],
            outputs=[hero, upload, processing, status, chatbot, exp_md, exp_pdf, exp_file, state],
        ).then(
            fn=lambda: (gr.update(visible=True), gr.update(visible=True)),
            outputs=[qa_input, qa_btn],
        )
        exp_md.click(fn=export_md, inputs=[state], outputs=[exp_file])
        exp_pdf.click(fn=export_pdf, inputs=[state], outputs=[exp_file])
        qa_btn.click(fn=handle_question, inputs=[qa_input, chatbot, state], outputs=[chatbot, qa_input])
        qa_input.submit(fn=handle_question, inputs=[qa_input, chatbot, state], outputs=[chatbot, qa_input])

    return app


def main() -> None:
    app = create_app()
    app.launch(
        server_name=TribunalConfig().server_host,
        server_port=TribunalConfig().server_port,
        css=CSS,
        theme=gr.themes.Base(primary_hue="amber", secondary_hue="slate", neutral_hue="slate"),
    )


if __name__ == "__main__":
    main()