public IEnumerable <uSyncAction> ImportPartial(string folder, uSyncPagedImportOptions options, out int total)
{
lock (_importLock)
{
using (var pause = new uSyncImportPause())
{
var orderedNodes = LoadOrderedNodes(folder);
total = orderedNodes.Count;
var actions = new List <uSyncAction>();
var lastType = string.Empty;
var range = options.ProgressMax - options.ProgressMin;
SyncHandlerOptions syncHandlerOptions = new SyncHandlerOptions(options.HandlerSet);
ExtendedHandlerConfigPair handlerPair = null;
var index = options.PageNumber * options.PageSize;
foreach (var item in orderedNodes.Skip(options.PageNumber * options.PageSize).Take(options.PageSize))
{
var itemType = item.Node.GetItemType();
if (!itemType.InvariantEquals(lastType))
{
lastType = itemType;
handlerPair = handlerFactory.GetValidHandlerByTypeName(itemType, syncHandlerOptions);
}
options.Callbacks?.Update?.Invoke(item.Node.GetAlias(),
CalculateProgress(index, total, options.ProgressMin, options.ProgressMax), 100);
if (handlerPair != null)
{
if (handlerPair.Handler is ISyncItemHandler itemHandler)
{
actions.AddRange(itemHandler.ImportElement(item.Node, item.FileName, handlerPair.Settings, options));
}
else
{
actions.AddRange(handlerPair.Handler.ImportElement(item.Node, options.Flags.HasFlag(SerializerFlags.Force)));
}
}
index++;
}
return(actions);
}
}
}
public IEnumerable <uSyncAction> ImportPartialPostImport(IEnumerable <uSyncAction> actions, uSyncPagedImportOptions options)
{
lock (_importLock)
{
using (var pause = new uSyncImportPause())
{
SyncHandlerOptions syncHandlerOptions = new SyncHandlerOptions(options.HandlerSet);
var aliases = actions.Select(x => x.HandlerAlias).Distinct();
var folders = actions
.Where(x => x.RequiresPostProcessing)
.Select(x => new { alias = x.HandlerAlias, folder = Path.GetDirectoryName(x.FileName), actions = x })
.DistinctBy(x => x.folder)
.GroupBy(x => x.alias)
.ToList();
var results = new List <uSyncAction>();
var index = 0;
foreach (var actionItem in folders.SelectMany(actionGroup => actionGroup))
{
var handlerPair = handlerFactory.GetValidHandler(actionItem.alias, syncHandlerOptions);
if (handlerPair.Handler is ISyncPostImportHandler postImportHandler)
{
options.Callbacks?.Update?.Invoke(actionItem.alias, index, folders.Count);
var handlerActions = actions.Where(x => x.HandlerAlias.InvariantEquals(handlerPair.Handler.Alias));
results.AddRange(postImportHandler.ProcessPostImport(actionItem.folder, handlerActions, handlerPair.Settings));
}
index++;
}
return(results);
}
}
}
public IEnumerable <uSyncAction> ImportPartialSecondPass(IEnumerable <uSyncAction> actions, uSyncPagedImportOptions options)
{
lock (_importLock)
{
using (var pause = new uSyncImportPause())
{
SyncHandlerOptions syncHandlerOptions = new SyncHandlerOptions(options.HandlerSet);
var secondPassActions = new List <uSyncAction>();
var total = actions.Count();
var lastType = string.Empty;
ExtendedHandlerConfigPair handlerPair = null;
var index = options.PageNumber * options.PageSize;
foreach (var action in actions.Skip(options.PageNumber * options.PageSize).Take(options.PageSize))
{
if (!action.HandlerAlias.InvariantEquals(lastType))
{
lastType = action.HandlerAlias;
handlerPair = handlerFactory.GetValidHandler(action.HandlerAlias, syncHandlerOptions);
}
options.Callbacks?.Update?.Invoke($"Second Pass: {action.Name}",
CalculateProgress(index, total, options.ProgressMin, options.ProgressMax), 100);
if (handlerPair != null && handlerPair.Handler is ISyncItemHandler itemHandler)
{
secondPassActions.AddRange(itemHandler.ImportSecondPass(action, handlerPair.Settings, options));
}
index++;
}
return(secondPassActions);
}
}
}