/// <summary>
/// Creates map of changes from old ID to new ID given the two snapshot IDs
/// </summary>
/// <param name="source">Source snapshot ID</param>
/// <param name="destination">Destination snapshot ID</param>
/// <returns>Dictionary mapping (old Id -> new Id)</returns>
public Dictionary <Guid, Guid> ChangesBetween(Guid source, Guid destination)
{
var snapshots = snapshotsService.SnapshotsBetweenReverse(source, destination);
Dictionary <Guid, Guid> changes = new Dictionary <Guid, Guid>();
foreach (var snapshotId in snapshots)
{
// Skip changes that lead to the source
if (snapshotId != source)
{
if (changeSetProvider.ContainsSnapshot(snapshotId))
{
//#if DEBUG
// Debug.WriteLine("Changes for snapshot " + snapshotId);
// using (var change = changeSetProvider.GetChangeSetEdges(snapshotId))
// {
// while (change.MoveNext())
// {
// Debug.WriteLine(change.Current.Data.Data.ToString() + " -> " + change.Current.ToNodeId);
// }
// }
//#endif
using (var change = changeSetProvider.GetChangeSetEdges(snapshotId))
{
AppendChange(change, changes);
}
}
else
{
throw new InvalidOperationException("There is no commit history for given snapshot");
}
}
}
return(changes);
}
