private async Task RunJobAsync(FileWritingJob <T1> job)
{
var stream = await GetStreamAsync(job.Outfile);
if (stream != null)
{
await WriteToFile(stream, job.Data);
await OnWriteCompletedAsync(job);
}
}
public async Task WriteAsync(StorageFolder folder, string fileName, T1 data)
{
var secondaryFileName = fileName + Tools.GetResourceString("FileType/secondarySaveFile");
var file = await Tools.CreateFileAsync(folder, secondaryFileName);
var newJob = new FileWritingJob <T1>(fileName, secondaryFileName, folder, file, data);
await NewJobAsync(newJob);
}
private async Task NewJobAsync(FileWritingJob <T1> job)
{
var stream = await GetStreamAsync(job.Outfile);
if (stream != null)
{
await WriteToFile(stream, job.Data);
await OnWriteCompletedAsync(job);
}
else
{
lock (NextJobLock)
{
AnotherJobToProcess = true;
NextJob = job;
}
}
}
private async Task OnWriteCompletedAsync(FileWritingJob <T1> job)
{
// Replace actual file with the backup.
var originalFile = await Tools.GetFileAsync(job.Folder, job.FileName);
var backupFile = await Tools.GetFileAsync(job.Folder, job.BackupName);
if (originalFile == null)
{
await backupFile.RenameAsync(job.FileName);
}
else
{
await backupFile.CopyAndReplaceAsync(originalFile);
await backupFile.DeleteAsync();
}
// Run next job.
await RunNextJobAsync();
}
