from __future__ import annotations

import inspect
from pathlib import Path

import gradio as gr

from time_machine.application.blank_services import BlankExperienceServices

ASSET_DIR = Path(__file__).resolve().parent / "assets"

BLANK_CSS = """
:root, body, .gradio-container, main {
    background: #020305 !important;
}

footer, .footer {
    display: none !important;
}

.gradio-container {
    min-height: 100vh;
    padding: 0 !important;
}

.gradio-container .contain {
    max-width: none !important;
    padding: 0 !important;
}

.gradio-container .block,
.gradio-container .form,
.gradio-container .prose {
    border: 0 !important;
    background: transparent !important;
    padding: 0 !important;
    margin: 0 !important;
}
"""


def create_blank_app(services: BlankExperienceServices) -> gr.Blocks:
    intro_css = (ASSET_DIR / "intro.css").read_text(encoding="utf-8")
    intro_html = (ASSET_DIR / "intro.html").read_text(encoding="utf-8")
    intro_js = (ASSET_DIR / "intro.js").read_text(encoding="utf-8")
    blocks_kwargs = {
        "title": "Trans-Temporal Express",
    }
    if "fill_height" in inspect.signature(gr.Blocks).parameters:
        blocks_kwargs["fill_height"] = True
    if "head" in inspect.signature(gr.Blocks).parameters:
        blocks_kwargs["head"] = f"<script>{intro_js}</script>"

    with gr.Blocks(**blocks_kwargs) as demo:
        gr.HTML(f"<style>{BLANK_CSS}</style><style>{intro_css}</style>{intro_html}", elem_id="blank-style-anchor")
        gr.State(
            {
                "adapter_profile": services.adapter_profile,
                "model_budget": {
                    "enabled_parameters_billion": services.model_budget.enabled_parameters_billion,
                    "largest_enabled_parameters_billion": services.model_budget.largest_enabled_parameters_billion,
                    "parameter_limit_billion": services.model_budget.parameter_limit_billion,
                },
            }
        )

    return demo.queue()