# -*- coding: utf-8 -*-
"""
中央服务器入口（Django + Channels + uvicorn）。
启动方式: python -m server.main
"""
from __future__ import annotations

import asyncio
import logging
import os

os.environ.setdefault("DJANGO_SETTINGS_MODULE", "server.settings")

import django  # noqa: E402
django.setup()  # noqa: E402

import uvicorn  # noqa: E402

from server import config  # noqa: E402
from server.core.task_health_monitor import task_health_monitor  # noqa: E402
from server.core.worker_manager import worker_manager  # noqa: E402
from tunnel.server import TunnelServer  # noqa: E402

logging.basicConfig(
    level=logging.INFO,
    format="%(asctime)s  %(name)-28s  %(levelname)-5s  %(message)s",
    datefmt="%Y-%m-%d %H:%M:%S",
)
logger = logging.getLogger("server.main")


async def run_server():
    """启动服务器：Django ASGI + 心跳巡检 + 隧道。"""
    # 启动心跳巡检
    asyncio.create_task(worker_manager.check_heartbeats_loop())
    # 启动超时任务巡检
    asyncio.create_task(task_health_monitor.run_loop())

    # 启动隧道服务
    tunnel_server = TunnelServer(
        control_port=config.TUNNEL_CONTROL_PORT,
        stream_port=config.TUNNEL_STREAM_PORT,
        proxy_base_port=config.TUNNEL_PROXY_BASE_PORT,
        host=config.HOST,
    )
    await tunnel_server.start()

    logger.info(
        "服务器启动: http://%s:%s | 隧道: 控制 %s, 流 %s, 代理起始 %s",
        config.HOST, config.PORT,
        config.TUNNEL_CONTROL_PORT, config.TUNNEL_STREAM_PORT, config.TUNNEL_PROXY_BASE_PORT,
    )

    # 启动 uvicorn（使用 Django Channels ASGI 应用）
    uvi_config = uvicorn.Config(
        "server.asgi:application",
        host=config.HOST,
        port=config.PORT,
        log_level="info",
    )
    server = uvicorn.Server(uvi_config)

    try:
        await server.serve()
    finally:
        await tunnel_server.stop()
        logger.info("服务器已关闭")


def main():
    asyncio.run(run_server())


if __name__ == "__main__":
    main()