inline c# spawn

csharp.js

/**
 * Windows のプロセス ID を受け取り対象プロセスのウィンドウを前面に出す
 * @param {number} pid - process id
 */
function setForegroundWindowFromProcess(pid){
    let className = 'hoge' + Date.now();
    let source = `
Add-Type @"

using System;
using System.Diagnostics;
using System.Runtime.InteropServices;
using System.Text;

public class ${className} {
    [DllImport("user32")]
    private static extern bool EnumWindows(WNDENUMPROC lpEnumFunc, IntPtr lParam);

    private delegate bool WNDENUMPROC(IntPtr hWnd, IntPtr lParam);

    [DllImport("user32")]
    private static extern bool IsWindowVisible(IntPtr hWnd);
    [DllImport("user32", CharSet = CharSet.Auto)]
    private static extern int GetWindowText(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
    [DllImport("user32")]
    private static extern int GetWindowThreadProcessId(IntPtr hWnd, out int lpdwProcessId);
    [DllImport("user32")]
    private static extern bool SetForegroundWindow(IntPtr hWnd);

    public static void Main(){
        EnumWindows(EnumerateWindow, IntPtr.Zero);
    }
    private static bool EnumerateWindow(IntPtr hWnd, IntPtr lParam){
        if(IsWindowVisible(hWnd)){
            PrintCaptionAndProcess(hWnd);
        }
        return true;
    }
    private static void PrintCaptionAndProcess(IntPtr hWnd){
        StringBuilder caption = new StringBuilder(0x1000);
        GetWindowText(hWnd, caption, caption.Capacity);
        Console.Write("'{0}' ", caption);
        int processId;
        GetWindowThreadProcessId(hWnd, out processId);
        Process p = Process.GetProcessById(processId);
        if(processId == ${pid}){
            Console.Write("(^o^)");
            SetForegroundWindow(hWnd);
        }
        Console.Write("({0})", p.ProcessName);
        Console.WriteLine("[{0}]", processId);
    }
}

"@

[${className}]::main()
`;

    let ps = child_process.spawn('powershell', ['-Command', source]);
    ps.stdout.on('data', (data) => {
        console.log(`stdout: ${data}`);
    });
    ps.stderr.on('data', (data) => {
        console.error(`stderr: ${data}`);
    });
}