//go:build windows

package main

import (
	"os"

	"golang.org/x/sys/windows/registry"
)

const (
	runKeyPath   = "Software\\Microsoft\\Windows\\CurrentVersion\\Run"
	runValueName = "DeepSeekTray"
)

// isAutoStartEnabled 查询开机自启是否已启用。
func isAutoStartEnabled() bool {
	k, err := registry.OpenKey(registry.CURRENT_USER, runKeyPath, registry.QUERY_VALUE)
	if err != nil {
		return false
	}
	defer k.Close()
	v, _, err := k.GetStringValue(runValueName)
	return err == nil && v != ""
}

// setAutoStart 写入/删除 HKCU Run 键（无需管理员权限）。
func setAutoStart(enabled bool) error {
	k, err := registry.OpenKey(registry.CURRENT_USER, runKeyPath, registry.SET_VALUE)
	if err != nil {
		return err
	}
	defer k.Close()
	if !enabled {
		err := k.DeleteValue(runValueName)
		if err == registry.ErrNotExist {
			return nil
		}
		return err
	}
	exe, err := os.Executable()
	if err != nil {
		return err
	}
	return k.SetStringValue(runValueName, "\""+exe+"\" --silent")
}