public override async Task <UpdateInfo?> CheckForUpdate(bool grabDeltaUpdates = true)
{
var releaseFileLocation = Path.Combine(AppMetadata.TempFolder, "RELEASE");
//if this is the case then we clearly haven't downloaded the RELEASE file
if (await DownloadReleaseFile(releaseFileLocation) < 0)
{
return(null);
}
//Create the UpdateInfo
return(ReleaseFileExt.GetUpdateInfo(releaseFileLocation, AppMetadata, grabDeltaUpdates));
}
/// <summary>
/// Downloads the release file and creates the <see cref="UpdateInfo"/>
/// </summary>
/// <param name="tagName">What the tag that contains the RELEASE file is</param>
/// <param name="fileSize">How big the RELEASE file should be</param>
/// <param name="downloadUrl">The URI with the the RELEASE file</param>
/// <param name="grabDeltaUpdates">If we want to grab only delta updates from the RELEASE file (If false we only grab full update files)</param>
protected async Task <UpdateInfo?> DownloadAndParseReleaseFile(string tagName, long fileSize, string downloadUrl, bool grabDeltaUpdates)
{
var releaseFileLocation = Path.Combine(ApplicationMetadata.TempFolder,
$"RELEASES-{ApplicationMetadata.ApplicationName}-{tagName}");
var fileLength = await _githubClient.DownloadReleaseFile(releaseFileLocation, downloadUrl);
//Just do a sanity check of the file size
if (fileLength != fileSize)
{
Logger.Error("RELEASE file isn't the length as expected, deleting and returning null...");
File.Delete(releaseFileLocation);
return(null);
}
//Create the UpdateInfo
return(ReleaseFileExt.GetUpdateInfo(releaseFileLocation, ApplicationMetadata, grabDeltaUpdates, tagName));
}
public override Task <UpdateInfo?> CheckForUpdate(bool grabDeltaUpdates = true)
{
return(Task.FromResult(ReleaseFileExt.GetUpdateInfo(_releaseFile, AppMetadata,
grabDeltaUpdates, folderLocation: _updateFileFolder)));
}
