public async void StartChecking(BinUpdaterKey cfg)
{
ClearReplacementsDir();
if (cfg.EveryMin < 1)
{
return;
}
IsEnabled = true;
while (IsEnabled)
{
var changes = await GetChangedFiles(cfg);
//Status = $"Checked for newer version. {changes.Count.x("updatable file")} found.";
if (changes.Count > 0)
{
IsEnabled = false;
DisplacingOutdateds?.Invoke(this, EventArgs.Empty);
Status = "Updates found. Displacing outdated files...";
DisplaceOutdatedFiles(changes);
DownloadingUpdates?.Invoke(this, EventArgs.Empty);
Status = "Outdateds displaced. Downloading updates...";
await DownloadUpdates(changes, cfg);
UpdatesInstalled?.Invoke(this, EventArgs.Empty);
Status = "Updates downloaded and installed.";
break;
}
await DelayRetry(cfg.EveryMin);
}
}
private async Task DownloadUpdates(List <AppFilesDTO> changedFiles, BinUpdaterKey cfg)
{
foreach (var file in changedFiles)
{
if (!file.app_file_fid.HasValue)
{
continue;
}
var rsrc = FileContentURL(file.app_file_fid.Value);
FetchFile:
var contnt = await ApiGet <List <FileContentDTO> >(rsrc, cfg);
var byts = DecodeDownloaded(contnt);
if (byts != null)
{
File.WriteAllBytes(file.LocalPath, byts);
}
if (!VerifyWritten(file))
{
goto FetchFile;
}
}
}
private async Task <List <AppFilesDTO> > GetChangedFiles(BinUpdaterKey cfg)
{
//Status = $"Checking for updates as “{cfg.Username}”...";
var rsrc = AppFilesURL(cfg.AppNid);
var list = await ApiGet <List <AppFilesDTO> >(rsrc, cfg);
foreach (var f in list)
{
f.FileDiffered += (s, e) => Status = e.Value;
}
list?.RemoveAll(x => x.IsSame());
return(list);
}
protected abstract Task <T> ApiGet <T> (string url, BinUpdaterKey cfg);