ESPGUITOOL

using System.Collections.ObjectModel;
using System.IO.Ports;
using System.Management;
using System.Management.Automation;
using System.Management.Automation.Runspaces;
using System.Text;

namespace ESP_Flash
{
    public partial class Form1 : Form
    {
        private List<String> portnames = new List<String>();
        private List<string> extensions = new List<string>();
        private string filePath;
        private string filename;
        private string p_FileToFlash;
        private string p_COMToFlash;
        private string p_espToolForFlash;

        public Form1()
        {
            InitializeComponent();
            allPorts();
        }

        private List<string> scanCOMPorts()
        {
            using (var searchPort = new ManagementObjectSearcher("SELECT * FROM " + "Win32_PnPEntity WHERE Caption like '%(COM%'"))
            {
                String[] ports = SerialPort.GetPortNames();

                var port = searchPort.Get().Cast<ManagementBaseObject>().ToList().Select(p => p["Caption"].ToString());

                List<String> portList = ports.Select(n => n + " - " + port.FirstOrDefault(s => s.Contains(n))).ToList();

                return portList;
            }
        }
        /// <summary>
        /// 
        /// </summary>
        private void allPorts()
        {
            portnames = scanCOMPorts();
            foreach (string port in portnames)
            {
                comPorts.Items.Add(port);
            }
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void scanBtn_Click(object sender, EventArgs e)
        {
            allPorts();
        }
        /// <summary>
        /// 
        /// </summary>
        private void flash_Files()
        {
            FolderBrowserDialog folderDlg = new FolderBrowserDialog();
            DialogResult result = folderDlg.ShowDialog();
            if (result == DialogResult.OK)
            {
                filePath = folderDlg.SelectedPath;
                Environment.SpecialFolder root = folderDlg.RootFolder;
            }

            List<string> extensions = new List<string> { "BIN" };
            string[] files_ = GetFilesWithExtensions(filePath, extensions);
            filesToFlash.Items.AddRange(files_);
        }
        /// <summary>
        /// 
        /// </summary>
        private void esp_tool()
        {
            FolderBrowserDialog folderDlg = new FolderBrowserDialog();
            DialogResult result = folderDlg.ShowDialog();
            if (result == DialogResult.OK)
            {
                filePath = folderDlg.SelectedPath;
                Environment.SpecialFolder root = folderDlg.RootFolder;
            }

            List<string> extensions = new List<string> { "EXE" };
            string[] files_ = GetFilesWithExtensions(filePath, extensions);
            espToolsFiles.Items.AddRange(files_);
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="path"></param>
        /// <param name="extensions"></param>
        /// <returns></returns>
        private string[] GetFilesWithExtensions(string path, List<string> extensions)
        {
            string[] allFilesInFolder = Directory.GetFiles(path);
            return allFilesInFolder.Where(f => extensions.Contains(f.ToUpper().Split('.').Last())).ToArray();
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void searchFilesBtn_Click(object sender, EventArgs e)
        {
            flash_Files();
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void filesToFlash_SelectedIndexChanged(object sender, EventArgs e)
        {
            string strPath = filesToFlash.SelectedItem.ToString();
            filename = Path.GetFileName(strPath);
            p_FileToFlash = strPath;
            theFlashBin.Text = filename;
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void comPorts_SelectedIndexChanged(object sender, EventArgs e)
        {
            theCOMPort.Text = comPorts.SelectedItem.ToString();
            p_COMToFlash = theCOMPort.Text;
            string[] words = p_COMToFlash.Split(' ');
            for (int i = 0; i < words.Length; i++)
            {
                if (i == 0)
                {
                    theCOMPort.Text = words[i];
                }
            }
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void esptoolBtn_Click(object sender, EventArgs e)
        {
            esp_tool();
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void espToolsFiles_SelectedIndexChanged(object sender, EventArgs e)
        {
            string strPath = espToolsFiles.SelectedItem.ToString();
            filename = Path.GetFileName(strPath);
            p_espToolForFlash = strPath;
            esptoolFile.Text = filename;
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="script"></param>
        /// <returns></returns>
        private string runPowershell(string script)
        {
            Runspace runScript = RunspaceFactory.CreateRunspace();
            runScript.Open();
            Pipeline pipeline = runScript.CreatePipeline();
            pipeline.Commands.AddScript(script);
            pipeline.Commands.Add("Out-String");
            Collection<PSObject> results = pipeline.Invoke();
            runScript.Close();
            StringBuilder stringBuilder = new StringBuilder();
            foreach (PSObject obj in results) stringBuilder.AppendLine(obj.ToString());
            return stringBuilder.ToString();
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void FlashBtn_Click(object sender, EventArgs e)
        {
            try
            {
                pShellWindow.Clear();
                theProgress.Text = "PLEASE WAIT. . . ERASING ESP FLASH MEMORY!";
                pShellWindow.Text = runPowershell(p_espToolForFlash + " --chip esp8266 --port " + theCOMPort.Text + " erase_flash");
                theProgress.Text = "PLEASE WAIT. . . FLASHING " + filename;
                pShellWindow.Text = runPowershell(p_espToolForFlash + " --chip esp8266 --port " + theCOMPort.Text + " --baud 115200 write_flash 0x00000 " + p_FileToFlash);
                theProgress.Text = "FLASHING COMPLETE!";
            }
            catch { MessageBox.Show("Unable to Flash the connected ESP device", "Flashing ESP Failed", MessageBoxButtons.OK, MessageBoxIcon.Error); }
        }
    }
}