public async Task <RefreshResults> Refresh()
{
var repo = await Download();
if (repo != null)
{
var toUpdate = Current == null;
if (!toUpdate)
{
var c = MediaRepository.CompareVersions(Current, repo);
toUpdate = c != null && c < 0;
}
if (toUpdate)
{
Current = repo;
// TODO should try mutliple times?
await Save();
}
return(toUpdate ? RefreshResults.Refreshed : RefreshResults.AlreadyLatest);
}
return(RefreshResults.FailedToDownload);
}