replace v6 with experimental v7 code

src/MpvNet/Help/FileHelp.cs

@@ -0,0 +1,20 @@
+
+namespace MpvNet.Help;
+
+public static class FileHelp
+{
+    public static void Delete(string path)
+    {
+        try
+        {
+            if (File.Exists(path))
+                File.Delete(path);
+        }
+        catch (Exception ex)
+        {
+            Terminal.WriteError("Failed to delete file:" + BR + path + BR + ex.Message);
+        }
+    }
+
+    public static string ReadTextFile(string path) => File.Exists(path) ? File.ReadAllText(path) : "";
+}

src/MpvNet/Help/MpvHelp.cs

@@ -0,0 +1,26 @@
+
+namespace MpvNet.Help;
+
+public class MpvHelp
+{
+    public static string? WM_APPCOMMAND_to_mpv_key(int value) => value switch
+    {
+        5 => "SEARCH",         // BROWSER_SEARCH
+        6 => "FAVORITES",      // BROWSER_FAVORITES
+        7 => "HOMEPAGE",       // BROWSER_HOME
+        15 => "MAIL",          // LAUNCH_MAIL
+        33 => "PRINT",         // PRINT
+        11 => "NEXT",          // MEDIA_NEXTTRACK
+        12 => "PREV",          // MEDIA_PREVIOUSTRACK
+        13 => "STOP",          // MEDIA_STOP
+        14 => "PLAYPAUSE",     // MEDIA_PLAY_PAUSE
+        46 => "PLAY",          // MEDIA_PLAY
+        47 => "PAUSE",         // MEDIA_PAUSE
+        48 => "RECORD",        // MEDIA_RECORD
+        49 => "FORWARD",       // MEDIA_FAST_FORWARD
+        50 => "REWIND",        // MEDIA_REWIND
+        51 => "CHANNEL_UP",    // MEDIA_CHANNEL_UP
+        52 => "CHANNEL_DOWN",  // MEDIA_CHANNEL_DOWN
+        _ => null,
+    };
+}

src/MpvNet/Help/ProcessHelp.cs

@@ -0,0 +1,15 @@
+namespace MpvNet.Help;
+
+public static class ProcessHelp
+{
+    public static void Execute(string file, string arguments = "", bool shellExecute = false)
+    {
+        using Process proc = new Process();
+        proc.StartInfo.FileName = file;
+        proc.StartInfo.Arguments = arguments;
+        proc.StartInfo.UseShellExecute = shellExecute;
+        proc.Start();
+    }
+
+    public static void ShellExecute(string file, string arguments = "") => Execute(file, arguments, true);
+}

src/MpvNet/Help/StringHelp.cs

@@ -0,0 +1,16 @@
+
+using System.Security.Cryptography;
+using System.Text;
+
+namespace MpvNet.Help;
+
+public static class StringHelp
+{
+    public static string GetMD5Hash(string txt)
+    {
+        using MD5 md5 = MD5.Create();
+        byte[] inputBuffer = Encoding.UTF8.GetBytes(txt);
+        byte[] hashBuffer = md5.ComputeHash(inputBuffer);
+        return BitConverter.ToString(md5.ComputeHash(inputBuffer)).Replace("-", "");
+    }
+}

src/MpvNet/Help/TaskHelp.cs

@@ -0,0 +1,21 @@
+
+using System.Threading.Tasks;
+
+namespace MpvNet.Help;
+
+public class TaskHelp
+{
+    public static void Run(Action action)
+    {
+        Task.Run(() => {
+            try
+            {
+                action.Invoke();
+            }
+            catch (Exception e)
+            {
+                Terminal.WriteError(e);
+            }
+        });
+    }
+}