public static void ResolveConflict(this DocumentDatabase database, JsonDocument document, Storage.IStorageActionsAccessor actions, out JsonDocument newDocument)
{
newDocument = null;
if (document == null)
{
return;
}
var conflicts = actions
.Documents
.GetDocumentsWithIdStartingWith(document.Key, 0, int.MaxValue, null)
.Where(x => x.Key.Contains("/conflicts/"))
.ToList();
KeyValuePair <JsonDocument, DateTime> local;
KeyValuePair <JsonDocument, DateTime> remote;
database.GetConflictDocuments(conflicts, out local, out remote);
var docsReplicationConflictResolvers = database.DocsConflictResolvers();
foreach (var replicationConflictResolver in docsReplicationConflictResolvers)
{
if (remote.Key != null && local.Key != null)
{
RavenJObject metadataToSave;
RavenJObject documentToSave;
Func <object, JsonDocument> getDocument = key => actions.Documents.DocumentByKey(document.Key);
var conflictResolved = replicationConflictResolver.TryResolveConflict(document.Key,
remote.Key.Metadata,
remote.Key.DataAsJson,
local.Key,
getDocument,
out metadataToSave,
out documentToSave);
if (conflictResolved)
{
foreach (var conflict in conflicts)
{
Etag etag;
RavenJObject metadata;
actions.Documents.DeleteDocument(conflict.Key, null, out metadata, out etag);
}
if (metadataToSave != null && metadataToSave.Value <bool>(Constants.RavenDeleteMarker))
{
database.Documents.Delete(document.Key, null, null);
}
else
{
using (database.DocumentLock.Lock())
{
if (metadataToSave != null)
{
metadataToSave.Remove(Constants.RavenReplicationConflictDocument);
metadataToSave.Remove(Constants.RavenReplicationConflict);
metadataToSave.Add("@id", document.Key);
}
var addDocumentResult = actions.Documents.AddDocument(document.Key, document.Etag, documentToSave, metadataToSave);
newDocument = new JsonDocument
{
Metadata = metadataToSave,
Key = document.Key,
DataAsJson = documentToSave,
Etag = addDocumentResult.Etag,
LastModified = addDocumentResult.SavedAt,
SkipDeleteFromIndex = addDocumentResult.Updated == false
};
}
}
}
}
}
}