public Magpie(AppInfo appInfo, IDebuggingInfoLogger debuggingInfoLogger = null,
IAnalyticsLogger analyticsLogger = null)
{
AppInfo = appInfo;
_logger = debuggingInfoLogger ?? new DebuggingWindowViewModel();
_analyticsLogger = analyticsLogger ?? new AnalyticsLogger();
RemoteContentDownloader = new DefaultRemoteContentDownloader();
UpdateDecider = new UpdateDecider(_logger);
BestChannelFinder = new BestChannelFinder(_logger);
}
private async Task Check(string appcastUrl, CheckState checkState, int channelId = 1, bool showDebuggingWindow = false)
{
_logger.Log(string.Format("Starting fetching remote channel content from address: {0}", appcastUrl));
try
{
var data = await RemoteContentDownloader.DownloadStringContent(appcastUrl, _logger).ConfigureAwait(true);
if (string.IsNullOrWhiteSpace(data))
{
if (checkState == CheckState.Force || checkState == CheckState.ChannelSwitch)
{
ShowErrorWindow();
}
return;
}
var appcast = ParseAppcast(data);
if (checkState == CheckState.ChannelSwitch && FailedToEnroll(appcast, channelId))
{
return;
}
var channelToUpdateFrom = BestChannelFinder.Find(channelId, appcast.Channels);
if (UpdateDecider.ShouldUpdate(channelToUpdateFrom, checkState == CheckState.Force || checkState == CheckState.ChannelSwitch))
{
_analyticsLogger.LogUpdateAvailable(channelToUpdateFrom);
await ShowUpdateWindow(channelToUpdateFrom);
}
else if (checkState == CheckState.Force)
{
ShowNoUpdatesWindow();
}
AppInfo.SubscribedChannel = channelId;
}
catch (Exception ex)
{
_logger.Log(string.Format("Error parsing remote channel: {0}", ex.Message));
}
finally
{
_logger.Log("Finished fetching remote channel content");
}
}
private async Task Check(string appcastUrl, int channelId = 1, bool showDebuggingWindow = false,
bool forceCheck = false)
{
_logger.Log(string.Format("Starting fetching remote channel content from address: {0}", appcastUrl));
try
{
var data = await RemoteContentDownloader.DownloadStringContent(appcastUrl, _logger).ConfigureAwait(true);
if (string.IsNullOrWhiteSpace(data))
{
if (forceCheck)
{
ShowErrorWindow();
}
return;
}
var appcast = ParseAppcast(data);
OnRemoteAppcastAvailableEvent(new SingleEventArgs <RemoteAppcast>(appcast));
var channelToUpdateFrom = BestChannelFinder.Find(channelId, appcast.Channels);
if (UpdateDecider.ShouldUpdate(channelToUpdateFrom, forceCheck))
{
_analyticsLogger.LogUpdateAvailable(channelToUpdateFrom);
await ShowUpdateWindow(channelToUpdateFrom);
}
else if (forceCheck)
{
ShowNoUpdatesWindow();
}
}
catch (Exception ex)
{
_logger.Log(string.Format("Error parsing remote channel: {0}", ex.Message));
}
finally
{
_logger.Log("Finished fetching remote channel content");
}
}