public IEnumerable<FileSystemChange> DetermineChangesToSource(IEnumerable<FileSystemEntry> sourceEntries, IEnumerable<FileSystemEntry> destinationEntries, ConflictBehavior conflictBehavior)
{
List<FileSystemChange> result = new List<FileSystemChange>();
var sourceDictionary = sourceEntries.ToDictionary(p => p.RelativePath.ToLower());
foreach (var destEntry in destinationEntries)
{
FileSystemEntry matchingSource = null;
if (sourceDictionary.TryGetValue(destEntry.RelativePath.ToLower(), out matchingSource))
{
// exists on source
// determine if we have a conflict
if (destEntry.IsInConflictWith(matchingSource))
{
if (conflictBehavior == ConflictBehavior.Skip)
continue;
if (conflictBehavior == ConflictBehavior.TakeDestination)
result.Add(FileSystemChange.ForOverwrite(destEntry));
if (conflictBehavior == ConflictBehavior.TakeNewest &&
destEntry.Created != null && matchingSource.Created != null &&
destEntry.Created.Value > matchingSource.Created.Value)
{
result.Add(FileSystemChange.ForOverwrite(destEntry));
continue;
}
if (conflictBehavior == ConflictBehavior.TakeNewest &&
destEntry.Modified != null && matchingSource.Modified != null &&
destEntry.Modified.Value > matchingSource.Modified.Value)
{
result.Add(FileSystemChange.ForOverwrite(destEntry));
continue;
}
}
}
else
{
// does not exist on source
result.Add(FileSystemChange.ForCreate(destEntry));
}
}
return result;
}
/// <summary>
/// if controller is null, use CreatorController.
/// </summary>
/// <param name="folder"></param>
/// <param name="newFolderName"></param>
/// <param name="conflict"></param>
/// <param name="controller"></param>
/// <param name="pageSize">default value was 200, max value was 1000 ( test on 2015-07-27 ).</param>
/// <returns></returns>
public async static Task<WebResult<Item>> CreateFolderAsync(this IRoot folder,
string newFolderName, ConflictBehavior conflict = ConflictBehavior.Fail, OneDriveWebController controller = null)
{
var entity = new CreateFolderEntity()
{
Name = newFolderName,
Folder = new EmptyEntity(),
NameconflictBehavior = conflict.GetValue()
};
var json = entity.ObjectToJson();
Debug.WriteLine(json);
return await (controller ?? folder.CreatorController)
.WrapRequestAsync<Item>($"drive/items/{folder.Id}/children",
HttpWebRequestResourceString.Method.Post,
json.GetBytes());
}
