Automatically determine game version

Refresher/UI/EmulatorPatchForm.cs

@@ -10,7 +10,6 @@ public class EmulatorPatchForm : IntegratedPatchForm
 {
     private FilePicker _folderField = null!;
     private TextBox _ppuHash = null!;
-    private TextBox _gameVersion = null!;
     private Button _filePatchButton = null!;
 
     public EmulatorPatchForm() : base("RPCS3 Patch")
@@ -36,26 +35,30 @@ public EmulatorPatchForm() : base("RPCS3 Patch")
         }
 
         this._ppuHash.TextChanged += this.UpdateTextFields;
-        this._gameVersion.TextChanged += this.UpdateTextFields; 
     }
 
     private void UpdateTextFields(object? sender, EventArgs args)
     {
         if (this.Patcher != null)
         {
             this.Patcher.PpuHash = this._ppuHash.Text;
-            this.Patcher.GameVersion = this._gameVersion.Text;
             this.Reverify(null, EventArgs.Empty);
         }
     }
 
     protected override void BeforePatch(object? sender, EventArgs e)
     {
+        if (this.GameDropdown.SelectedValue is not GameItem game)
+        {
+            Program.Log("Game was null before patch, bailing", nameof(EmulatorPatchForm));
+            return;
+        }
+
         if (this.Patcher != null)
         {
             this.Patcher.GenerateRpcs3Patch = true;
             this.Patcher.PpuHash = this._ppuHash.Text;
-            this.Patcher.GameVersion = this._gameVersion.Text;
+            this.Patcher.GameVersion = game.Version;
             this.Patcher.Rpcs3PatchFolder = Path.Combine(this._folderField.FilePath, "../patches");
             this.Patcher.GameName = ((GameItem)this.GameDropdown.SelectedValue).Text;
             this.Patcher.TitleId = ((GameItem)this.GameDropdown.SelectedValue).TitleId;
@@ -93,7 +96,6 @@ protected override IEnumerable<TableRow> AddFields()
         return new[]
         {
             AddField("Game PPU hash", out this._ppuHash),
-            AddField("Game Version", out this._gameVersion),
             AddField("RPCS3 dev_hdd0 folder", out this._folderField),
             AddField("", out this._filePatchButton),
         };

Refresher/UI/IntegratedPatchForm.cs

@@ -106,6 +106,7 @@ protected virtual void PathChanged(object? sender, EventArgs ev)
                 }
 
                 ParamSfo sfo = new(sfoStream);
+                item.Version = sfo.Table["APP_VER"].ToString() ?? "unknown";
                 item.Text = $"{sfo.Table["TITLE"]} [{game}]";
             }
             catch

Refresher/UI/Items/GameItem.cs

@@ -5,4 +5,5 @@ namespace Refresher.UI.Items;
 public class GameItem : ImageListItem
 {
     public string TitleId = string.Empty;
+    public string Version = string.Empty;
 }