private async Task SaveSyncData(IDbConnection connection, ISyncableItemInfo remoteSyncableItemInfo,
SyncStatus status)
{
var data = JObject.Parse("{item:{itemRefs:[]}}");
if (!remoteSyncableItemInfo.Deleted)
{
var request = new JObject
{
{ "sessionID", _remoteSessionId },
{ "item", SyncUtil.SyncableItemInfoToJson(remoteSyncableItemInfo) }
};
var response = await _transport.TransportAsync(SyncEndpoint.GetItemData, request);
data = response;
}
SessionDbHelper.SaveItemData(connection, remoteSyncableItemInfo, status, data);
var itemRefs = (JArray)data["item"]["itemRefs"];
foreach (var item in itemRefs)
{
ISyncableItemInfo itemRefInfo = SyncUtil.SyncableItemInfoFromJson(item);
ISyncableItemInfo localItemRefInfo = _store.LocateCurrentItemInfo(itemRefInfo);
if (localItemRefInfo != null && localItemRefInfo.Deleted)
{
await SaveSyncData(connection, itemRefInfo, SyncStatus.MayBeNeeded);
}
}
}
private async Task <int> SaveChangesBatch(IDbConnection connection, IList <IReplicaInfo> localKnowledge,
int startItem)
{
var request = new JObject
{
{ "sessionID", _remoteSessionId },
{ "startItem", startItem },
{ "maxBatchCount", PullMaxBatchCount },
{ "maxBatchSize", PullMaxBatchSize }
};
JObject response = await _transport.TransportAsync(SyncEndpoint.GetItemDataBatch, request);
var batch = (JArray)response["batch"];
foreach (var item in batch)
{
ISyncableItemInfo remoteSyncableItemInfo = SyncUtil.SyncableItemInfoFromJson(item["item"]);
var itemData = new JObject {
{ "item", item["item"] }
};
var status = SyncStatus.MayBeNeeded;
if (!SyncUtil.KnowledgeContains(localKnowledge, remoteSyncableItemInfo.Modified))
{
ISyncableItemInfo localSyncableItemInfo = _store.LocateCurrentItemInfo(remoteSyncableItemInfo);
status = SyncUtil.CalculateSyncStatus(remoteSyncableItemInfo, localSyncableItemInfo,
_remoteKnowledge);
}
SessionDbHelper.SaveItemData(connection, remoteSyncableItemInfo, status, itemData);
var itemRefs = (JArray)itemData["item"]["itemRefs"];
foreach (var itemRef in itemRefs)
{
ISyncableItemInfo itemRefInfo = SyncUtil.SyncableItemInfoFromJson(itemRef);
ISyncableItemInfo localItemRefInfo = _store.LocateCurrentItemInfo(itemRefInfo);
if (localItemRefInfo != null && localItemRefInfo.Deleted)
{
await SaveSyncData(connection, itemRefInfo, SyncStatus.MayBeNeeded);
}
}
}
return(batch.Count);
}