public MigrationInfo CreateMigration(string name)
{
var masterSnap = CombineMigrations(_rootFolder);
var snapshotFolder = Path.Combine(_rootFolder,
string.Format("{0}_{1}", DateTime.Now.ToString("yyyyMMdd_HHmmss"), name.ToSafeFileName()));
uSyncBackOfficeContext.Instance.ExportAll(snapshotFolder);
LogHelper.Info <MigrationManager>("Export Complete");
foreach (var folder in _folders)
{
var source = IOHelper.MapPath("~/" + folder);
if (Directory.Exists(source))
{
LogHelper.Info <MigrationManager>("Including {0} in snapshot", () => source);
var target = Path.Combine(snapshotFolder, folder);
MigrationIO.MergeFolder(target, source);
}
}
LogHelper.Info <MigrationManager>("Extra folders copied");
// now we delete anything that is in any of the previous snapshots.
if (!string.IsNullOrEmpty(masterSnap))
{
// Capture deletes since last snapshot
// things in the master but not in our new one, must have
// gone missing (delete?)
IdentifyDeletes(masterSnap, snapshotFolder);
// take anything that is now in our snapshotFolder and masterSnapshot
// this will leave just the changes..
MigrationIO.RemoveDuplicates(snapshotFolder, masterSnap);
Directory.Delete(masterSnap, true);
}
LogHelper.Info <MigrationManager>("Cleaned Snapshot up..");
if (!Directory.Exists(snapshotFolder))
{
// empty snapshot
LogHelper.Info <MigrationManager>("No changes in this snapshot");
}
return(new MigrationInfo(snapshotFolder));
}
