# device_id.py
import socket
import uuid
from typing import Optional, Dict, List
import winreg
import subprocess
import os
import hashlib
import socket
import uuid
import platform
import re


def get_windows_device_id() -> Optional[str]:
    """Windows: 获取BIOS UUID"""
    uuid = None

    # 方法1: 使用wmic命令
    try:
        result = subprocess.run(
            ["wmic", "csproduct", "get", "uuid"],
            capture_output=True,
            text=True,
            shell=True,
            creationflags=subprocess.CREATE_NO_WINDOW,
        )

        if result.returncode == 0:
            # 按行分割，过滤空行
            lines = [
                line.strip()
                for line in result.stdout.strip().split("\n")
                if line.strip()
            ]

            # 找到UUID行
            for line in lines:
                if len(line) == 36 and line.count("-") == 4:
                    uuid = line
                    break
    except Exception as e:
        print(f"WMIC获取失败: {e}")

    # 方法2: 如果wmic失败，使用PowerShell
    if not uuid:
        try:
            result = subprocess.run(
                [
                    "powershell",
                    "-Command",
                    "(Get-WmiObject -Class Win32_ComputerSystemProduct).UUID",
                ],
                capture_output=True,
                text=True,
                shell=True,
            )

            if result.returncode == 0:
                uuid = result.stdout.strip()
        except Exception as e:
            print(f"PowerShell获取失败: {e}")

    # 方法3: 如果PowerShell也失败，使用注册表
    if not uuid:
        try:
            with winreg.OpenKey(
                winreg.HKEY_LOCAL_MACHINE,
                r"SOFTWARE\Microsoft\Windows NT\CurrentVersion",
            ) as key:
                uuid, _ = winreg.QueryValueEx(key, "ProductId")
        except Exception as e:
            print(f"注册表获取失败: {e}")

    return uuid


def get_linux_machine_id() -> Optional[str]:
    """Linux: 获取机器ID"""
    machine_id_paths = [
        "/etc/machine-id",  # systemd系统
        "/var/lib/dbus/machine-id",  # 老版本
    ]

    for path in machine_id_paths:
        if os.path.exists(path):
            try:
                with open(path, "r") as f:
                    machine_id = f.read().strip()
                    if machine_id:
                        return machine_id
            except:
                continue
    return None


def get_linux_system_uuid() -> Optional[str]:
    """Linux: 获取系统UUID"""
    try:
        if os.path.exists("/sys/devices/virtual/dmi/id/product_uuid"):
            with open("/sys/devices/virtual/dmi/id/product_uuid", "r") as f:
                uuid = f.read().strip()
                if uuid and len(uuid) == 36:
                    return uuid
    except:
        pass
    return None


def get_mac_serial_number() -> Optional[str]:
    """macOS: 获取序列号"""
    try:
        result = subprocess.run(
            ["system_profiler", "SPHardwareDataType"], capture_output=True, text=True
        )

        if result.returncode == 0:
            output = result.stdout
            for line in output.split("\n"):
                if "Serial Number" in line or "序列号" in line:
                    parts = line.split(":")
                    if len(parts) > 1:
                        serial = parts[1].strip()
                        if serial:
                            return serial
    except:
        pass
    return None


def get_platform_device_id() -> Optional[str]:
    """获取平台设备ID"""
    system = platform.system()

    if system == "Windows":
        return get_windows_device_id()
    elif system == "Linux":
        # 优先使用系统UUID
        uuid = get_linux_system_uuid()
        if uuid:
            return uuid
        # 回退到machine-id
        return get_linux_machine_id()
    elif system == "Darwin":  # macOS
        return get_mac_serial_number()

    return None


def get_device_id():
    """获取设备特征码"""
    device_id = get_platform_device_id()
    if device_id:
        # 清理设备ID
        clean_id = re.sub(r"[^a-zA-Z0-9]", "", device_id).upper()
        fingerprint = hashlib.sha256(clean_id.encode()).hexdigest()[:24].upper()
    else:
        # 回退方案
        info = {
            "hostname": socket.gethostname(),
            "system": platform.system(),
            "machine": platform.machine(),
        }
        fingerprint_data = "|".join([f"{k}:{v}" for k, v in sorted(info.items())])
        fingerprint = hashlib.sha256(fingerprint_data.encode()).hexdigest()[:24].upper()

    return fingerprint


def get_device_info() -> Dict:
    """获取系统详细信息"""
    info = {}

    try:
        if platform.system() == "Windows":
            # 获取Windows产品ID
            with winreg.OpenKey(
                winreg.HKEY_LOCAL_MACHINE,
                r"SOFTWARE\Microsoft\Windows NT\CurrentVersion",
            ) as key:
                info["product_id"] = winreg.QueryValueEx(key, "ProductId")[0]
                info["product_name"] = winreg.QueryValueEx(key, "ProductName")[0]

        # 获取BIOS UUID
        result = subprocess.run(
            ["wmic", "csproduct", "get", "uuid"],
            capture_output=True,
            text=True,
            shell=True,
            creationflags=subprocess.CREATE_NO_WINDOW,
        )

        if result.returncode == 0:
            lines = [line.strip() for line in result.stdout.strip().split("\n")]
            # 过滤掉空行
            lines = [line for line in lines if line]

            if len(lines) > 1:
                uuid = lines[1] if len(lines) > 1 else lines[0]
                if uuid and uuid != "":
                    info["bios_uuid"] = uuid

        # 获取主机名
        info["hostname"] = socket.gethostname()

    except Exception as e:
        info["error"] = str(e)

    return info


if __name__ == "__main__":
    device_id = get_device_id()
    print(f"设备特征码: {device_id}")
    print(f"设备信息: {get_platform_device_id()}")

    with winreg.OpenKey(
        winreg.HKEY_LOCAL_MACHINE,
        r"SOFTWARE\Microsoft\Windows NT\CurrentVersion",
    ) as key:
        uuid, _ = winreg.QueryValueEx(key, "ProductId")
    print(f"Windows产品ID: {uuid}")
    # info = get_device_info()
    # for key, value in info.items():
    #     print(f"  {key}: {value}")
    system = platform.system()

    info = {
        "system": system,
        "release": platform.release(),
        "machine": platform.machine(),
        "node": platform.node(),
        "hostname": socket.gethostname(),
    }
    print(info)