import gradio as gr
import subprocess
import os
import requests
import shutil

versions = requests.get("https://api.purpurmc.org/v2/purpur/", timeout=10).json()['versions']

process = None

server_path = "server"
os.makedirs(server_path, exist_ok=True)

def download_playit():
    os.makedirs(f"{server_path}/plugins", exist_ok=True)
    url = "https://github.com/playit-cloud/playit-minecraft-plugin/releases/latest/download/playit-minecraft-plugin.jar"
    os.system(f"curl -L -o {server_path}/plugins/playit-minecraft-plugin.jar {url}")

def download_server(version_id: str):
    if not os.path.exists(f"{server_path}/server.jar"):
        url = f"https://api.purpurmc.org/v2/purpur/{version_id}/latest/download"
        os.system(f"curl -L -o {server_path}/server.jar {url}")
    # Принимаем EULA автоматически
    with open(f"{server_path}/eula.txt", "w") as f:
        f.write("eula=true")

def start_mc(ram, version: str):
    global process
    download_server(version)
    download_playit()

    process = subprocess.Popen(
        ["java", f"-Xmx{ram}M", "-jar", f"server.jar", "nogui"],
        stdin=subprocess.PIPE,
        stdout=subprocess.PIPE,
        stderr=subprocess.STDOUT,
        text=True,
        bufsize=1,
        universal_newlines=True,
        cwd=server_path
    )
    
    log_output = ""
    for line in iter(process.stdout.readline, ""):
        log_output += line 
        yield log_output

def send_command(command):
    global process
    if process and process.poll() is None:
        process.stdin.write(command + "\n")
        process.stdin.flush()
        return f"✅ Команда \"{command}\" отправлена"
    return "Сервер не запущен"

def load_properties():
    if not os.path.exists(f"{server_path}/server.properties"):
        return "# Файл еще не создан, запустите сервер один раз или введите настройки вручную."
    with open(f"{server_path}/server.properties", "r") as f:
        return f.read()

def save_properties(content):
    with open(f"{server_path}/server.properties", "w") as f:
        f.write(content)
    return "✅ Файл server.properties сохранен!"


def download_server_folder():
    if not os.path.exists(server_path):
        return None
    archive_path = shutil.make_archive("server", 'zip', server_path)
    return archive_path

with gr.Blocks() as demo:
    gr.Markdown("# HFcraft")
    
    with gr.Tabs():
        with gr.Tab("Консоль"):
            with gr.Row():
                version_dropdown = gr.Dropdown(choices=versions, value=versions[-1], label="Версия Minecraft (Purpur)")
                ram_slider = gr.Slider(512, 12288, value=4096, step=1, label="ОЗУ (МБ)")
                start_btn = gr.Button("Запустить", variant="primary")
            
            logs = gr.Textbox(label="Логи", lines=15, interactive=False)
            
            with gr.Row():
                cmd_input = gr.Textbox(label="Команда")
                send_btn = gr.Button("Отправить", scale=0)
            
            status_msg = gr.Markdown("")

        with gr.Tab("Настройки"):
            prop_editor = gr.Textbox(
                label="Редактор server.properties", 
                lines=20, 
                elem_id="prop-text"
            )
            with gr.Row():
                refresh_btn = gr.Button("Загрузить server.properties")
                save_btn = gr.Button("Сохранить server.properties", variant="primary")
            
            prop_status = gr.Markdown("")

            with gr.Row():
                export_btn = gr.Button("Скачать сервер", variant="secondary")
                file_output = gr.File(label="архив")


    export_btn.click(
        fn=download_server_folder, 
        outputs=[file_output]
    )
    # Логика Консоли
    start_btn.click(start_mc, inputs=[ram_slider, version_dropdown], outputs=[logs])
    send_btn.click(send_command, inputs=[cmd_input], outputs=[status_msg])
    send_btn.click(lambda: "", None, cmd_input)

    # Логика Редактора
    refresh_btn.click(load_properties, outputs=[prop_editor])
    save_btn.click(save_properties, inputs=[prop_editor], outputs=[prop_status])

demo.launch()