private IEnumerator CheckForUpdates(MultiGameLauncherGameHolder gameHolder)
        {
            if (string.IsNullOrEmpty(gameHolder.Configuration.VersionInfoURL))
            {
                yield break;
            }

            // Check if there are any updates for the game
            SimplePatchTool patcher = InitializePatcher(Path.Combine(gamesDirectory, gameHolder.Configuration.Subdirectory), gameHolder.Configuration.VersionInfoURL);

            // = checkVersionOnly =
            // true (default): only version number (e.g. 1.0) is compared against VersionInfo to see if there is an update
            // false: hashes and sizes of the local files are compared against VersionInfo (if there are any different/missing files, we'll patch the app)
            if (patcher.CheckForUpdates(true))
            {
                while (patcher.IsRunning)
                {
                    yield return(null);
                }

                if (patcher.Result == PatchResult.Success)
                {
                    Debug.Log("There is an update for " + gameHolder.Configuration.Name);
                    gameHolder.PatchButtonSetVisible(true);
                }
            }
            else
            {
                Debug.LogWarning("Operation could not be started; maybe it is already executing?");
            }
        }
        private void ExecutePatch(MultiGameLauncherGameHolder gameHolder)
        {
            if (string.IsNullOrEmpty(gameHolder.Configuration.VersionInfoURL))
            {
                return;
            }

            SimplePatchTool patcher         = InitializePatcher(Path.Combine(gamesDirectory, gameHolder.Configuration.Subdirectory), gameHolder.Configuration.VersionInfoURL);
            PatcherListener patcherListener = new PatcherListener();

            patcherListener.OnLogReceived += (log) =>
            {
                if (logToConsole)
                {
                    Debug.Log(log);
                }

                patcherLogText.text = log;
            };
            patcherListener.OnProgressChanged += (progress) =>
            {
                if (logToConsole)
                {
                    Debug.Log(string.Concat(progress.Percentage, "% ", progress.ProgressInfo));
                }

                patcherProgressText.text = progress.ProgressInfo;
                patcherProgressbar.value = progress.Percentage;
            };
            patcherListener.OnOverallProgressChanged += (progress) => patcherOverallProgressbar.value = progress.Percentage;
            patcherListener.OnFinish += () =>
            {
                HidePatcherProgressPanel();

                for (int i = 0; i < gameHolders.Length; i++)
                {
                    gameHolders[i].PatchButtonSetEnabled(true);
                }

                if (patcher.Result == PatchResult.Success || patcher.Result == PatchResult.AlreadyUpToDate)
                {
                    Debug.Log(gameHolder.Configuration.Name + " is " + (patcher.Result == PatchResult.Success ? "patched!" : "already up-to-date"));
                    gameHolder.PlayButtonSetEnabled(true);
                    gameHolder.PatchButtonSetVisible(false);
                }
                else
                {
                    Debug.LogError("Something went wrong with " + gameHolder.Configuration.Name + "'s patch: " + patcher.FailDetails);
                }
            };

            if (patcher.SetListener(patcherListener).Run(false))                  // false: Not self patching
            {
                ShowPatcherProgressPanel();

                for (int i = 0; i < gameHolders.Length; i++)
                {
                    gameHolders[i].PatchButtonSetEnabled(false);
                }

                gameHolder.PlayButtonSetEnabled(false);
            }
            else
            {
                Debug.LogWarning("Operation could not be started; maybe it is already executing?");
            }
        }