async public Task ManualUpdateAsync(IInstantProjectChecker instantChecker, Action <string> onProgressChange)
{
Trace.TraceInformation(
String.Format("[GitClientUpdater] Processing manual update. Stored LatestChange: {0}. ProjectChecker: {1}",
_latestChange.ToLocalTime().ToString(), (instantChecker?.ToString() ?? "null")));
if (instantChecker == null)
{
Trace.TraceError(String.Format("[GitClientUpdater] Unexpected case, manual update w/o instant checker"));
Debug.Assert(false);
return;
}
_updating = true;
try
{
DateTime newLatestChange = instantChecker.GetLatestChangeTimestamp();
Trace.TraceInformation(String.Format("[GitClientUpdater] Repository Latest Change: {0}",
newLatestChange.ToLocalTime().ToString()));
// this may cancel currently running onTimer update
await checkTimestampAndUpdate(newLatestChange, onProgressChange);
}
finally
{
_updating = false;
}
// if doUpdate succeeded, it is ok to start periodic updates
if (!_subscribed)
{
Trace.TraceInformation(String.Format("[GitClientUpdater] Subscribe to Project Watcher"));
_projectWatcher.OnProjectUpdate += onProjectWatcherUpdate;
_subscribed = true;
}
}
