Now it can flash bootloader. wow!

PotatoNV-next/Core.cs

@@ -1,5 +1,9 @@
-using System;
+using Potato.Fastboot;
+using Potato.ImageFlasher;
+using PotatoNV_next.Utils;
+using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -8,9 +12,66 @@ namespace PotatoNV_next
 {
     class Core
     {
-        public static void StartProcess(Controls.NVForm.FormEventArgs formEventArgs)
+        private static void FlashBootloader(Bootloader bootloader, string port)
         {
+            var flasher = new ImageFlasher();
 
+            Log.Info("Verifying images...");
+
+            foreach (var image in bootloader.Images)
+            {
+                Log.Debug($"VrStat of {image.Role}: {image.IsValid}");
+                
+                if (!image.IsValid)
+                {
+                    throw new Exception($"Image `{image.Role}` is invalid!");
+                }
+            }
+
+            Log.Success("Verification passed!");
+
+            Log.Debug($"Opening {port}...");
+
+            flasher.Open(port);
+
+            Log.Info($"Uploading {bootloader.Name} bootloader");
+
+            foreach (var image in bootloader.Images)
+            {
+                Log.Info($" - {image.Role}");
+                flasher.Write(image.Path, (int)image.Address);
+            }
+
+            flasher.Close();
+
+            Log.Success("Bootloader uploaded");
+        }
+
+        public static void StartProcess(Controls.NVForm.FormEventArgs args)
+        {
+            var worker = new BackgroundWorker();
+            worker.DoWork += Worker_DoWork;
+            worker.RunWorkerAsync(args);
+        }
+
+        private static void Worker_DoWork(object sender, DoWorkEventArgs e)
+        {
+            var args = e.Argument as Controls.NVForm.FormEventArgs;
+            var fb = new Fastboot();
+
+            if (args.TargetMode == UsbController.Device.DMode.DownloadVCOM)
+            {
+                Log.Info("--> Flashing bootloader");
+                FlashBootloader(args.Bootloader, args.Target.Split(':')[0]);
+
+                Log.Info("Waiting for any device...");
+                fb.Wait();
+            }
+
+            Log.Info("Connecting to fastboot device...");
+            fb.Connect();
+            fb.Command("reboot");
+            fb.Disconnect();
         }
     }
 }

PotatoNV-next/MainWindow.xaml.cs

@@ -24,6 +24,7 @@ namespace PotatoNV_next
         {
             Icon = MediaConverter.ImageSourceFromBitmap(Properties.Resources.Fire.ToBitmap());
             InitializeComponent();
+            nvFrom.OnFormSubmit += Core.StartProcess;
         }
     }
 }