import argparse
import gradio as gr
import os

from kohya_gui.dreambooth_gui import dreambooth_tab
from kohya_gui.utilities import utilities_tab

from kohya_gui.custom_logging import setup_logging
from kohya_gui.localization_ext import add_javascript


# Set up logging
log = setup_logging()


def UI(**kwargs):
    add_javascript(kwargs.get("language"))
    css = ""

    headless = kwargs.get("headless", False)
    log.info(f"headless: {headless}")

    if os.path.exists("./assets/style.css"):
        with open(os.path.join("./assets/style.css"), "r", encoding="utf8") as file:
            log.info("Load CSS...")
            css += file.read() + "\n"

    interface = gr.Blocks(css=css, title="Kohya_ss GUI", theme=gr.themes.Default())

    with interface:
        with gr.Tab("Dreambooth"):
            (
                train_data_dir_input,
                reg_data_dir_input,
                output_dir_input,
                logging_dir_input,
            ) = dreambooth_tab(headless=headless)
        with gr.Tab("Utilities"):
            utilities_tab(
                train_data_dir_input=train_data_dir_input,
                reg_data_dir_input=reg_data_dir_input,
                output_dir_input=output_dir_input,
                logging_dir_input=logging_dir_input,
                enable_copy_info_button=True,
                headless=headless,
            )

    # Show the interface
    launch_kwargs = {}
    username = kwargs.get("username")
    password = kwargs.get("password")
    server_port = kwargs.get("server_port", 0)
    inbrowser = kwargs.get("inbrowser", False)
    share = kwargs.get("share", False)
    server_name = kwargs.get("listen")

    launch_kwargs["server_name"] = server_name
    if username and password:
        launch_kwargs["auth"] = (username, password)
    if server_port > 0:
        launch_kwargs["server_port"] = server_port
    if inbrowser:
        launch_kwargs["inbrowser"] = inbrowser
    if share:
        launch_kwargs["share"] = share
    interface.launch(**launch_kwargs)


if __name__ == "__main__":
    # torch.cuda.set_per_process_memory_fraction(0.48)
    parser = argparse.ArgumentParser()
    parser.add_argument(
        "--listen",
        type=str,
        default="127.0.0.1",
        help="IP to listen on for connections to Gradio",
    )
    parser.add_argument(
        "--username", type=str, default="", help="Username for authentication"
    )
    parser.add_argument(
        "--password", type=str, default="", help="Password for authentication"
    )
    parser.add_argument(
        "--server_port",
        type=int,
        default=0,
        help="Port to run the server listener on",
    )
    parser.add_argument("--inbrowser", action="store_true", help="Open in browser")
    parser.add_argument("--share", action="store_true", help="Share the gradio UI")
    parser.add_argument(
        "--headless", action="store_true", help="Is the server headless"
    )
    parser.add_argument(
        "--language", type=str, default=None, help="Set custom language"
    )

    args = parser.parse_args()

    UI(
        username=args.username,
        password=args.password,
        inbrowser=args.inbrowser,
        server_port=args.server_port,
        share=args.share,
        listen=args.listen,
        headless=args.headless,
        language=args.language,
    )