public JObject Process(byte[] syncDataBytes)
{
if (syncDataBytes == null)
{
throw new NullReferenceException(nameof(syncDataBytes));
}
JObject jsonResult = JsonDefaultResponse();
SyncServerLockObject syncServerLockObject = null;
bool lockTaken = false;
List <string> log = new List <string>();
SyncEngine.PayloadAction payloadAction = SyncEngine.PayloadAction.Synchronize;
SyncEngine.ApplyChangesResult applyChangesResult = null;
SyncEngine.GetChangesResult getChangesResult = null;
SyncEngine.GetKnowledgeResult getKnowledgeResult = null;
SyncEngine.ApplyChangesByKnowledgeResult applyChangesByKnowledgeResult = null;
SyncEngine.GetChangesByKnowledgeResult getChangesByKnowledgeResult = null;
try
{
string json = SyncEngine.Decompress(syncDataBytes);
JObject payload = JsonConvert.DeserializeObject <JObject>(json);
string synchronizationId = payload[nameof(SyncEngine.BaseInfo.SynchronizationId)].Value <string>();
payloadAction = (SyncEngine.PayloadAction)Enum.Parse(typeof(SyncEngine.PayloadAction), payload[nameof(SyncEngine.BaseInfo.PayloadAction)].Value <string>());
lock (serverLock)
{
if (!serverLockObjects.ContainsKey(synchronizationId))
{
SyncServerLockObject newLockObject = new SyncServerLockObject(synchronizationId);
serverLockObjects.Add(synchronizationId, newLockObject);
}
syncServerLockObject = serverLockObjects[synchronizationId];
}
Monitor.TryEnter(syncServerLockObject, 0, ref lockTaken);
if (!lockTaken)
{
throw new Exception($"{nameof(SyncServerLockObject.SynchronizationId)}: {syncServerLockObject.SynchronizationId}, Synchronization process is already in progress");
}
if (syncEngine.SyncConfiguration.TimeStampStrategy == SyncConfiguration.TimeStampStrategyEnum.GlobalTimeStamp)
{
if (payloadAction == SyncEngine.PayloadAction.Synchronize)
{
SyncEngine.ApplyChangesParameter applyChangesParameter = SyncEngine.ApplyChangesParameter.FromPayload(payload);
applyChangesParameter.Log = log;
syncEngine.ApplyChanges(applyChangesParameter, ref applyChangesResult);
}
else if (payloadAction == SyncEngine.PayloadAction.SynhronizeReverse)
{
SyncEngine.GetChangesParameter getChangesParameter = SyncEngine.GetChangesParameter.FromPayload(payload, syncEngine);
getChangesParameter.Log = log;
syncEngine.GetChanges(getChangesParameter, ref getChangesResult);
}
else
{
throw new NotImplementedException(payloadAction.ToString());
}
}
else if (syncEngine.SyncConfiguration.TimeStampStrategy == SyncConfiguration.TimeStampStrategyEnum.DatabaseTimeStamp)
{
if (payloadAction == SyncEngine.PayloadAction.Knowledge)
{
SyncEngine.GetKnowledgeParameter getKnowledgeParameter = SyncEngine.GetKnowledgeParameter.FromPayload(payload);
getKnowledgeParameter.Log = log;
syncEngine.GetKnowledge(getKnowledgeParameter, ref getKnowledgeResult);
}
else if (payloadAction == SyncEngine.PayloadAction.Synchronize)
{
SyncEngine.ApplyChangesByKnowledgeParameter applyChangesByKnowledgeParameter = SyncEngine.ApplyChangesByKnowledgeParameter.FromPayload(payload);
applyChangesByKnowledgeParameter.Log = log;
syncEngine.ApplyChangesByKnowledge(applyChangesByKnowledgeParameter, ref applyChangesByKnowledgeResult);
}
else if (payloadAction == SyncEngine.PayloadAction.SynhronizeReverse)
{
SyncEngine.GetChangesByKnowledgeParameter getChangesByKnowledgeParameter = SyncEngine.GetChangesByKnowledgeParameter.FromPayload(payload);
getChangesByKnowledgeParameter.Log = log;
syncEngine.GetChangesByKnowledge(getChangesByKnowledgeParameter, ref getChangesByKnowledgeResult);
}
else
{
throw new NotImplementedException(payloadAction.ToString());
}
}
else
{
throw new NotImplementedException(syncEngine.SyncConfiguration.TimeStampStrategy.ToString());
}
}
catch (Exception e)
{
jsonResult["isOK"] = false;
jsonResult["errorMessage"] = e.Message;
log.Add(e.Message);
}
finally
{
if (syncEngine.SyncConfiguration.TimeStampStrategy == SyncConfiguration.TimeStampStrategyEnum.GlobalTimeStamp)
{
if (payloadAction == SyncEngine.PayloadAction.Synchronize)
{
if (applyChangesResult != null)
{
try
{
jsonResult["payload"] = Convert.ToBase64String(applyChangesResult.GetCompressed());
}
catch (Exception e)
{
string errMsg = $"jsonResult payload in applyChangesResult Error: {e.Message}";
jsonResult["isOK"] = false;
jsonResult["errorMessage"] = errMsg;
log.Add(errMsg);
}
}
}
else if (payloadAction == SyncEngine.PayloadAction.SynhronizeReverse)
{
if (getChangesResult != null)
{
try
{
jsonResult["payload"] = Convert.ToBase64String(getChangesResult.GetCompressed());
}
catch (Exception e)
{
string errMsg = $"jsonResult payload in getChangesResult Error: {e.Message}";
jsonResult["isOK"] = false;
jsonResult["errorMessage"] = errMsg;
log.Add(errMsg);
}
}
}
else
{
throw new NotImplementedException(payloadAction.ToString());
}
}
else if (syncEngine.SyncConfiguration.TimeStampStrategy == SyncConfiguration.TimeStampStrategyEnum.DatabaseTimeStamp)
{
if (payloadAction == SyncEngine.PayloadAction.Knowledge)
{
if (getKnowledgeResult != null)
{
try
{
jsonResult["payload"] = Convert.ToBase64String(getKnowledgeResult.GetCompressed());
}
catch (Exception e)
{
string errMsg = $"jsonResult payload in getKnowledgeResult Error: {e.Message}";
jsonResult["isOK"] = false;
jsonResult["errorMessage"] = errMsg;
log.Add(errMsg);
}
}
}
else if (payloadAction == SyncEngine.PayloadAction.Synchronize)
{
if (applyChangesByKnowledgeResult != null)
{
try
{
jsonResult["payload"] = Convert.ToBase64String(applyChangesByKnowledgeResult.GetCompressed());
}
catch (Exception e)
{
string errMsg = $"jsonResult payload in applyChangesByKnowledgeResult Error: {e.Message}";
jsonResult["isOK"] = false;
jsonResult["errorMessage"] = errMsg;
log.Add(errMsg);
}
}
}
else if (payloadAction == SyncEngine.PayloadAction.SynhronizeReverse)
{
if (getChangesByKnowledgeResult != null)
{
try
{
jsonResult["payload"] = Convert.ToBase64String(getChangesByKnowledgeResult.GetCompressed());
}
catch (Exception e)
{
string errMsg = $"jsonResult payload in getChangesByKnowledgeResult Error: {e.Message}";
jsonResult["isOK"] = false;
jsonResult["errorMessage"] = errMsg;
log.Add(errMsg);
}
}
}
else
{
throw new NotImplementedException(payloadAction.ToString());
}
}
else
{
string errMsg = $"Process finally block Not Implemented Error: {syncEngine.SyncConfiguration.TimeStampStrategy.ToString()}";
jsonResult["isOK"] = false;
jsonResult["errorMessage"] = errMsg;
log.Add(errMsg);
}
jsonResult["log"] = JArray.FromObject(log);
if (lockTaken)
{
Monitor.Exit(syncServerLockObject);
}
}
return(jsonResult);
}
private async Task SynchronizeDatabaseTimeStampOneWay(bool runOnClient, Dictionary <string, object> customInfo, SyncResult syncResult)
{
string localName = null;
string remoteName = null;
SyncEngine.PayloadAction payloadAction = SyncEngine.PayloadAction.Synchronize;
if (runOnClient)
{
localName = "Client";
remoteName = "Server";
payloadAction = SyncEngine.PayloadAction.Synchronize;
}
else
{
localName = "Server";
remoteName = "Client";
payloadAction = SyncEngine.PayloadAction.SynhronizeReverse;
}
syncResult.Log.Add($"=== {localName} Get Knowledge (As Local Knowledge) ===");
SyncEngine.GetKnowledgeParameter localGetKnowledgeParameter = new SyncEngine.GetKnowledgeParameter(
SyncEngine.PayloadAction.Knowledge,
synchronizationId,
customInfo);
if (runOnClient)
{
localGetKnowledgeParameter.Log = syncResult.Log;
}
SyncEngine.GetKnowledgeResult localGetKnowledgeResult = null;
if (runOnClient)
{
try
{
syncEngine.GetKnowledge(localGetKnowledgeParameter, ref localGetKnowledgeResult);
}
catch (Exception)
{
throw;
}
}
else
{
(string localGetKnowledgeErrMsg, JObject jObjectLocalGetKnowledgeResult) = await ExecuteOnServer(localGetKnowledgeParameter.GetCompressed(), syncResult);
if (jObjectLocalGetKnowledgeResult != null)
{
localGetKnowledgeResult = SyncEngine.GetKnowledgeResult.FromPayload(jObjectLocalGetKnowledgeResult);
}
if (!string.IsNullOrEmpty(localGetKnowledgeErrMsg))
{
throw new Exception(localGetKnowledgeErrMsg);
}
}
syncResult.Log.Add($"=== {remoteName} Get Knowledge (As Remote Knowledge) ===");
SyncEngine.GetKnowledgeParameter remoteGetKnowledgeParameter = new SyncEngine.GetKnowledgeParameter(
SyncEngine.PayloadAction.Knowledge,
synchronizationId,
customInfo);
if (!runOnClient)
{
remoteGetKnowledgeParameter.Log = syncResult.Log;
}
SyncEngine.GetKnowledgeResult remoteGetKnowledgeResult = null;
if (runOnClient)
{
(string remoteGetKnowledgeErrMsg, JObject jObjectRemoteGetKnowledgeResult) = await ExecuteOnServer(remoteGetKnowledgeParameter.GetCompressed(), syncResult);
if (jObjectRemoteGetKnowledgeResult != null)
{
remoteGetKnowledgeResult = SyncEngine.GetKnowledgeResult.FromPayload(jObjectRemoteGetKnowledgeResult);
}
if (!string.IsNullOrEmpty(remoteGetKnowledgeErrMsg))
{
throw new Exception(remoteGetKnowledgeErrMsg);
}
}
else
{
try
{
syncEngine.GetKnowledge(remoteGetKnowledgeParameter, ref remoteGetKnowledgeResult);
}
catch (Exception)
{
throw;
}
}
syncResult.Log.Add($"=== {localName} Get Changes based on {remoteName} Knowledge ===");
SyncEngine.GetChangesByKnowledgeParameter getChangesByKnowledgeParameter = new SyncEngine.GetChangesByKnowledgeParameter(
payloadAction,
synchronizationId,
customInfo);
if (runOnClient)
{
getChangesByKnowledgeParameter.Log = syncResult.Log;
}
getChangesByKnowledgeParameter.LocalKnowledgeInfos = localGetKnowledgeResult.KnowledgeInfos;
getChangesByKnowledgeParameter.RemoteKnowledgeInfos = remoteGetKnowledgeResult.KnowledgeInfos;
SyncEngine.GetChangesByKnowledgeResult getChangesByKnowledgeResult = null;
if (runOnClient)
{
try
{
syncEngine.GetChangesByKnowledge(getChangesByKnowledgeParameter, ref getChangesByKnowledgeResult);
}
catch (Exception)
{
throw;
}
finally
{
if (getChangesByKnowledgeResult != null)
{
syncResult.ClientLog.SentChanges.AddRange(getChangesByKnowledgeResult.LogChanges);
}
}
}
else
{
(string getChangesByKnowledgeErrMsg, JObject jObjectGetChangesByKnowledgeResult) = await ExecuteOnServer(getChangesByKnowledgeParameter.GetCompressed(), syncResult);
if (jObjectGetChangesByKnowledgeResult != null)
{
getChangesByKnowledgeResult = SyncEngine.GetChangesByKnowledgeResult.FromPayload(jObjectGetChangesByKnowledgeResult);
syncResult.ServerLog.SentChanges.AddRange(getChangesByKnowledgeResult.LogChanges);
}
if (!string.IsNullOrEmpty(getChangesByKnowledgeErrMsg))
{
throw new Exception(getChangesByKnowledgeErrMsg);
}
}
syncResult.Log.Add($"=== {remoteName} Apply Changes ===");
SyncEngine.ApplyChangesByKnowledgeParameter applyChangesByKnowledgeParameter = new SyncEngine.ApplyChangesByKnowledgeParameter(
payloadAction,
synchronizationId,
customInfo);
if (!runOnClient)
{
applyChangesByKnowledgeParameter.Log = syncResult.Log;
}
applyChangesByKnowledgeParameter.Changes = getChangesByKnowledgeResult.Changes;
applyChangesByKnowledgeParameter.SourceDatabaseInstanceId = localGetKnowledgeResult.KnowledgeInfos.Where(w => w.IsLocal).First().DatabaseInstanceId;
applyChangesByKnowledgeParameter.DestinationDatabaseInstanceId = remoteGetKnowledgeResult.KnowledgeInfos.Where(w => w.IsLocal).First().DatabaseInstanceId;
SyncEngine.ApplyChangesByKnowledgeResult applyChangesByKnowledgeResult = null;
if (runOnClient)
{
(string applyChangesByKnowledgeErrMsg, JObject jObjectApplyChangesByKnowledgeResult) = await ExecuteOnServer(applyChangesByKnowledgeParameter.GetCompressed(), syncResult);
if (jObjectApplyChangesByKnowledgeResult != null)
{
applyChangesByKnowledgeResult = SyncEngine.ApplyChangesByKnowledgeResult.FromPayload(jObjectApplyChangesByKnowledgeResult);
syncResult.ServerLog.AppliedChanges.Inserts.AddRange(applyChangesByKnowledgeResult.Inserts);
syncResult.ServerLog.AppliedChanges.Updates.AddRange(applyChangesByKnowledgeResult.Updates);
syncResult.ServerLog.AppliedChanges.Deletes.AddRange(applyChangesByKnowledgeResult.Deletes);
syncResult.ServerLog.AppliedChanges.Conflicts.AddRange(applyChangesByKnowledgeResult.Conflicts);
}
if (!string.IsNullOrEmpty(applyChangesByKnowledgeErrMsg))
{
throw new Exception(applyChangesByKnowledgeErrMsg);
}
}
else
{
try
{
syncEngine.ApplyChangesByKnowledge(applyChangesByKnowledgeParameter, ref applyChangesByKnowledgeResult);
}
catch (Exception)
{
throw;
}
finally
{
if (applyChangesByKnowledgeResult != null)
{
syncResult.ClientLog.AppliedChanges.Inserts.AddRange(applyChangesByKnowledgeResult.Inserts);
syncResult.ClientLog.AppliedChanges.Updates.AddRange(applyChangesByKnowledgeResult.Updates);
syncResult.ClientLog.AppliedChanges.Deletes.AddRange(applyChangesByKnowledgeResult.Deletes);
syncResult.ClientLog.AppliedChanges.Conflicts.AddRange(applyChangesByKnowledgeResult.Conflicts);
}
}
}
}
