#!/usr/bin/env python3.9
# -*- coding: utf-8 -*-

import os
import subprocess
import sys

# 配置
MODULE      = "LAS"
GIT_URL     = "http://43.137.10.199:3000/HFLN/LAS.git"
GIT_USER    = "nifangxu"
GIT_PASS    = "123456"
LOCAL_PATH  = f"/platform/{MODULE}/"


def run_cmd(cmd, cwd=None):
    """执行命令行并实时输出"""
    print(f"[CMD] {cmd}")
    process = subprocess.Popen(cmd, cwd=cwd, shell=True,
                               stdout=subprocess.PIPE,
                               stderr=subprocess.STDOUT,
                               text=True)
    for line in process.stdout:
        print(line, end="")
    process.wait()
    if process.returncode != 0:
        sys.exit(process.returncode)


def update_repo():
    """拉取或更新代码"""
    if not os.path.exists(LOCAL_PATH):
        print("local codes does not exist, do clone...")
        auth_url = GIT_URL.replace("http://", f"http://{GIT_USER}:{GIT_PASS}@")
        run_cmd(f"git clone {auth_url} {LOCAL_PATH}")
    else:
        print("local codes already exist, do update...")
        run_cmd("git reset --hard", cwd=LOCAL_PATH)
        run_cmd("git pull", cwd=LOCAL_PATH)

    # 设置权限
    print("get files permission")
    run_cmd("dos2unix *", cwd=LOCAL_PATH)
    run_cmd("chmod +x *.py", cwd=LOCAL_PATH)


def check_repo():
    """检查仓库目录是否存在"""
    if not os.path.exists(LOCAL_PATH):
        print(f"[error] local codes does not exist, run the following cmd first: python3.9 {MODULE}-deploy.py update")
        sys.exit(1)


def start_service():
    check_repo()
    print(f"starting {MODULE} ...")
    run_cmd("./start.py", cwd=LOCAL_PATH)


def stop_service():
    check_repo()
    print(f"stopping {MODULE}...")
    run_cmd("./stop.py", cwd=LOCAL_PATH)


def restart_service():
    check_repo()
    print(f"restart {MODULE}...")
    run_cmd("./stop.py || true", cwd=LOCAL_PATH)
    run_cmd("./start.py", cwd=LOCAL_PATH)


def status_service():
    check_repo()
    print(f"check {MODULE} status...")
    run_cmd("./status.py", cwd=LOCAL_PATH)


def main():
    if len(sys.argv) < 2:
        print(f"usage: python3.9 {MODULE}-deploy.py [update|start|stop|restart|status]")
        sys.exit(1)

    action = sys.argv[1].lower()

    if action == "update":
        update_repo()
    elif action == "start":
        start_service()
    elif action == "stop":
        stop_service()
    elif action == "restart":
        restart_service()
    elif action == "status":
        status_service()
    else:
        print(f"未知参数: {action}")
        print("可用参数: update | start | stop | restart | status")
        sys.exit(1)

    print(f"[ok] completed: {action}")


if __name__ == "__main__":
    main()