import os, sys, shutil
import tempfile
import gradio as gr
from core import run_download_script

from assets.i18n.i18n import I18nAuto

i18n = I18nAuto()

now_dir = os.getcwd()
sys.path.append(now_dir)

gradio_temp_dir = os.path.join(tempfile.gettempdir(), "gradio")

if os.path.exists(gradio_temp_dir):
    shutil.rmtree(gradio_temp_dir)


def save_drop_model(dropbox):
    if "pth" not in dropbox and "index" not in dropbox:
        raise gr.Error(
            message="The file you dropped is not a valid model file. Please try again."
        )
    else:
        file_name = os.path.basename(dropbox)
        if ".pth" in dropbox:
            model_name = file_name.split(".pth")[0]
        else:
            if "v2" not in dropbox:
                model_name = file_name.split("_nprobe_1_")[1].split("_v1")[0]
            else:
                model_name = file_name.split("_nprobe_1_")[1].split("_v2")[0]
        if " " in model_name:
            model_name = model_name.replace(" ", "_")
        model_path = os.path.join(now_dir, "logs", model_name)
        if not os.path.exists(model_path):
            os.makedirs(model_path)
        if os.path.exists(os.path.join(model_path, file_name)):
            os.remove(os.path.join(model_path, file_name))
        os.rename(dropbox, os.path.join(model_path, file_name))
        print(f"{file_name} saved in {model_path}")
        gr.Info(f"{file_name} saved in {model_path}")
    return None


def download_tab():
    with gr.Column():
        gr.Markdown(value=i18n("## Download Model"))
        model_link = gr.Textbox(
            label=i18n("Model Link"),
            placeholder=i18n("Introduce the model link"),
            interactive=True,
        )
        model_download_output_info = gr.Textbox(
            label=i18n("Output Information"),
            value="",
            max_lines=8,
            interactive=False,
        )
        model_download_button = gr.Button(i18n("Download Model"))
        model_download_button.click(
            run_download_script,
            [model_link],
            model_download_output_info,
            api_name="model_download",
        )
        gr.Markdown(value=i18n("## Drop files"))

        dropbox = gr.File(
            label=i18n(
                "Drag your .pth file and .index file into this space. Drag one and then the other."
            ),
            type="filepath",
        )

        dropbox.upload(
            fn=save_drop_model,
            inputs=[dropbox],
            outputs=[dropbox],
        )