import math
import gradio as gr
from utils import EN_US

ZH2EN = {
    "待分割字符串": "String to be split",
    "分割步长": "Split step",
    "状态栏": "Status",
    "分割结果": "Split result",
}


def _L(zh_txt: str):
    return ZH2EN[zh_txt] if EN_US else zh_txt


def infer(cookie: str, step: int):
    status = "Success"
    output = ""
    try:
        cookie = cookie.strip()
        if not cookie:
            raise ValueError("请输入 cookie !")

        size = len(cookie)
        count = math.ceil(size / step)
        for i in range(count):
            output += f"""	
            ## {i + 1}	
            ```txt	
            {cookie[i * step : min((i + 1) * step, size)]}	
            ```	
            """

    except Exception as e:
        status = f"{e}"

    return status, output


def str_splitter():
    return gr.Interface(
        fn=infer,
        inputs=[
            gr.TextArea(label=_L("待分割字符串")),
            gr.Slider(
                label=_L("分割步长"),
                minimum=1,
                maximum=255959,
                step=1,
                value=1024,
            ),
        ],
        outputs=[
            gr.Textbox(label=_L("状态栏"), show_copy_button=True),
            gr.Markdown(label=_L("分割结果"), container=True, show_copy_button=True),
        ],
        flagging_mode="never",
    )