void SyncStateUpdater::UpdateSyncState(MojSignal<>::SlotRef slot, const SyncState& syncState, bool clearSyncState)
{
m_doneSignal.connect(slot);
MojErr err;
MojObject batchPayload;
MojObject batchOperations;
// Delete old sync state
MojObject delPayload;
MojDbQuery query;
err = query.from(SyncStateAdapter::SYNC_STATE_KIND);
ErrorToException(err);
MojString capabilityProvider;
capabilityProvider.assign(m_capabilityProvider.c_str());
err = query.where(SyncStateAdapter::CAPABILITY_PROVIDER, MojDbQuery::OpEq, capabilityProvider);
ErrorToException(err);
err = query.where(SyncStateAdapter::ACCOUNT_ID, MojDbQuery::OpEq, syncState.GetAccountId());
ErrorToException(err);
err = query.where(SyncStateAdapter::COLLECTION_ID, MojDbQuery::OpEq, syncState.GetCollectionId());
ErrorToException(err);
MojObject queryObj;
err = query.toObject(queryObj);
ErrorToException(err);
err = delPayload.put("query", queryObj);
ErrorToException(err);
MojObject delOperation;
err = delOperation.putString("method", "del");
ErrorToException(err);
err = delOperation.put("params", delPayload);
ErrorToException(err);
err = batchOperations.push(delOperation);
ErrorToException(err);
if(!clearSyncState) { // Store new sync state
MojObject putPayload;
MojObject syncStateObj;
SyncStateAdapter::SerializeToDatabaseObject(syncState, syncStateObj, m_capabilityProvider.c_str(), m_busAddress.c_str());
MojObject objects;
err = objects.push(syncStateObj);
ErrorToException(err);
err = putPayload.put("objects", objects);
ErrorToException(err);
MojObject putOperation;
err = putOperation.putString("method", "put");
ErrorToException(err);
err = putOperation.put("params", putPayload);
ErrorToException(err);
err = batchOperations.push(putOperation);
ErrorToException(err);
}
err = batchPayload.put("operations", batchOperations);
ErrorToException(err);
// Note: batch operations are not atomic, this is just for convenience and performance
m_busClient.SendRequest(m_updateSlot, "com.palm.tempdb", "batch", batchPayload);
}
