private void HandleConflict(SynchronisationResults results,
TType localEntry, TType remoteEntry,
ICollection <TType> saveLocal, ICollection <TType> saveRemote)
{
var resolution = ConflcitResolver.Resolve(localEntry, remoteEntry);
if (resolution.SaveLocal != null)
{
if (_syncDirection == SyncDirection.Upload)
{
throw new InvalidOperationException("Sync direction is upload, but conflict resolved as saving locally.");
}
saveLocal.Add(resolution.SaveLocal);
}
if (resolution.SaveRemote != null)
{
if (_syncDirection == SyncDirection.Download)
{
throw new InvalidOperationException("Sync direction is download, but conflict resolved as saving remotely.");
}
saveRemote.Add(resolution.SaveRemote);
}
results.NumberConflicts++;
}
private SynchronisationResults PopulateItemsToSave(
IEnumerable <TType> remoteModifications, IEnumerable <TType> localModifications,
out List <TType> saveLocal, out List <TType> saveRemote)
{
var remoteModified = remoteModifications.ToDictionary(_keySelector);
var localModified = localModifications.ToDictionary(_keySelector);
var results = new SynchronisationResults();
saveLocal = new List <TType>();
saveRemote = new List <TType>();
foreach (var remoteEntry in remoteModified)
{
var entry = remoteEntry;
var localMatchingModifications = localModified.Where(t => Equals(t.Key, entry.Key)).Select(e => e.Value).ToList();
switch (localMatchingModifications.Count)
{
case 0:
saveLocal.Add(remoteEntry.Value);
break;
case 1:
HandleConflict(results, localMatchingModifications[0], remoteEntry.Value,
saveLocal, saveRemote);
break;
}
}
saveRemote.AddRange(localModified.Where(modifiedEntry => !remoteModified.Keys.Contains(modifiedEntry.Key)).Select(l => l.Value).ToList());
return(results);
}
/// <summary>
/// Initializes a new instance of the <see cref="SynchronisationCompleteEventArgs"/> class.
/// </summary>
/// <param name="results">The results.</param>
public SynchronisationCompleteEventArgs(SynchronisationResults results)
{
SynchronisationResults = results;
}
/// <summary>
/// Initializes a new instance of the <see cref="SynchronisationCompleteEventArgs"/> class.
/// </summary>
/// <param name="results">The results.</param>
public SynchronisationCompleteEventArgs(SynchronisationResults results)
{
SynchronisationResults = results;
}
