/// <summary>
/// Execute a set of copy tasks.
/// </summary>
/// <param name="copyTasks"></param>
/// <returns>The status of the copy tasks. A set of counts of success, fail, etc.</returns>
public async Task<SyncCopyResult> ExecuteFileCopyTasks(IEnumerable<CopyTask> copyTasks)
{
var syncResult = new SyncCopyResult();
syncResult.AlreadyExistedCount = copyTasks.Count(x => x.FileExistsAlready);
var itemsToCopy = copyTasks.Where(x => x.FileExistsAlready == false);
if (Config.ShouldLogDebug)
{
await FileHelper.WriteToErrLogAsync("{0} items already exist at destination.".FormatWith(syncResult.AlreadyExistedCount));
await FileHelper.WriteToErrLogAsync("Copying {0} items to {1}".FormatWith(itemsToCopy.Count(), Config.DestinationDir));
}
foreach (var copyTask in itemsToCopy)
{
try
{
await ExecuteCopyTask(copyTask);
syncResult.CopiedSuccessfullyCount += 1;
if (Config.ShouldLogDebug)
{
await FileHelper.WriteToErrLogAsync("File {0} of {1} copied successfully to {2}".FormatWith(
syncResult.CopiedSuccessfullyCount,
itemsToCopy.Count(),
copyTask.DestinationFile));
}
}
catch (Exception e)
{
copyTask.CopyStatus = e.Message;
syncResult.UncopiedProblemCount += 1;
}
}
return syncResult;
}
private void ShowCompletionBalloon(SyncCopyResult result, string targetDir)
{
string completionMessage = CreateCompletedMessage(result, targetDir);
ShowBalloon(completionMessage);
}
private string CreateCompletedMessage(SyncCopyResult result, string targetDir)
{
var msg = new StringBuilder();
msg.AppendLine("Done syncing to {0}.".FormatWith(targetDir));
msg.AppendLine("{0} copied.".FormatWith(result.CopiedSuccessfullyCount));
msg.AppendLine(result.TimeElapsedMsg);
if (result.AlreadyExistedCount > 0)
{
msg.AppendLine("{0} already existed.".FormatWith(result.AlreadyExistedCount));
}
if (result.CopiedButAlreadyExistedDiffSizeCount > 0)
{
msg.AppendLine("{0} new/changed files.".FormatWith(result.CopiedButAlreadyExistedDiffSizeCount));
}
if (result.UncopiedProblemCount > 0)
{
msg.AppendLine("{0} had problems copying.".FormatWith(result.UncopiedProblemCount));
}
return msg.ToString();
}
private async Task Sync(SyncConfig syncConfig)
{
bool shouldLog = syncConfig.ShouldLogDebug;
//do a sanity check on the config to avoid exceptions while processing
if (ValidateConfigCreateMissingConfigMessage(syncConfig).HasValidConfig == false)
{
return;
}
Stopwatch stopwatch = new Stopwatch();
try
{
ShowBalloon("Finding items...");
LastRunOn = DateTime.Now;
lastRunToolStripMenuItem.Text = "Syncing.";
stopwatch.Start();
var fileSync = new FileSyncer(syncConfig);
var copyResult = new SyncCopyResult();
List<CopyTask> copyTasks = fileSync.BuildFileCopyTasks().ToList();
if (shouldLog) { await FileHelper.WriteToErrLogAsync("Found {0} items to sync.".FormatWith(copyTasks.Count)); }
if (copyTasks.Any())
{
ShowBalloon("Copying {0} items...".FormatWith(copyTasks.Count));
copyResult = await fileSync.ExecuteFileCopyTasks(copyTasks);
if (shouldLog) { await FileHelper.WriteToErrLogAsync("Completed file copy tasks"); }
await DeleteSourceFilesIfRequired(syncConfig, copyTasks);
}
stopwatch.Stop();
copyResult.TimeElapsedMsg = "Total sync time was {0}:{1}".FormatWith(
stopwatch.Elapsed.Minutes.ToString("00"),
stopwatch.Elapsed.Seconds.ToString("00"));
if (shouldLog) { await FileHelper.WriteToErrLogAsync(copyResult.TimeElapsedMsg); }
ShowCompletionBalloon(copyResult, syncConfig.DestinationDir);
}
catch (Exception ex)
{
var fileIOHelper = new FileIOHelper();
fileIOHelper.WriteToErrLog(ex.Message);
ShowBalloon("Sorry we had a problem when syncing. The log file has more details. " + FileIOHelper.OutputLogFile, 10);
}
}