/// <summary>
/// Installs the downloaded update if it exists
/// </summary>
public void InstallUpdate()
{
int updateFiles = Directory.GetFiles(downloadPath).Length;
if (updateFiles == 0)
{
InstallationFailed?.Invoke(this, new ExceptionEventArgs <Exception>(new FileNotFoundException("There isn't any downloaded update"), "There isn't any downloaded update"));
return;
}
State = UpdaterState.Installing;
InstallationStarted?.Invoke(this, new VersionEventArgs(currentVersion, latestVersion, false, changelog));
try
{
Process process = new Process
{
StartInfo =
{
FileName = batFilePath,
Arguments = $"{Process.GetCurrentProcess().Id} \"{updatePath}\" \"{Path.GetDirectoryName(originalFilePath)}\" \"{originalFilePath}\"",
CreateNoWindow = true
}
};
process.Start();
}
catch (Exception e)
{
InstallationFailed?.Invoke(this, new ExceptionEventArgs <Exception>(e, e.Message));
return;
}
State = UpdaterState.Idle;
}
/// <summary>
/// Makes a backup of the current EXE, then overwrites it with the new EXE.
/// </summary>
/// <returns>Awaitable Task</returns>
/// <exception cref="NullReferenceException">Thrown when the Repository is null</exception>
public void InstallUpdate()
{
InstallationStarted?.Invoke(this, EventArgs.Empty);
State = UpdaterState.Installing;
if (repository == null)
{
throw new NullReferenceException("Could not retrieve Repository");
}
try
{
string tempPath = Path.GetTempPath() + backupFileName;
if (File.Exists(tempPath))
{
File.Delete(tempPath);
}
// Move current exe to backup.
File.Move(originalInstallPath, tempPath);
// Move downloaded exe to the correct folder.
File.Move(downloadedAssetPath, originalInstallPath);
}
catch (Exception ex)
{
InstallationFailed?.Invoke(this, new ExceptionEventArgs <Exception>(ex, ex.Message));
return;
}
State = UpdaterState.Idle;
InstallationCompleted?.Invoke(this, EventArgs.Empty);
}