void DbService::insertContract(const BfContractData& bfItem)
{
BfDebug(__FUNCTION__);
g_sm->checkCurrentOn(ServiceMgr::DB);
if (bfItem.symbol().length() == 0 || bfItem.exchange().length() == 0 || bfItem.name().length() == 0) {
BfDebug("invalid contract,ignore");
return;
}
leveldb::WriteOptions options;
leveldb::WriteBatch batch;
std::string key, val;
if (1) {
// key: contract-symbol-exchange
key = QString().sprintf("contract-%s-%s", bfItem.symbol().c_str(), bfItem.exchange().c_str()).toStdString();
bool ok = bfItem.SerializeToString(&val);
if (!ok) {
qFatal("SerializeToString fail");
}
batch.Put(key, val);
// key: tick-symbol-exchange+
// key: tick-symbol-exchange=
BfTickData bfNullTick;
key = QString().sprintf("tick-%s-%s+", bfItem.symbol().c_str(), bfItem.exchange().c_str()).toStdString();
val = bfNullTick.SerializeAsString();
batch.Put(key, val);
key = QString().sprintf("tick-%s-%s=", bfItem.symbol().c_str(), bfItem.exchange().c_str()).toStdString();
val = bfNullTick.SerializeAsString();
batch.Put(key, val);
// key: bar-symbol-exchange-period+
// key: bar-symbol-exchange-period=
BfBarData bfNullBar;
for (int i = BfBarPeriod_MIN; i <= BfBarPeriod_MAX; i++) {
key = QString().sprintf("bar-%s-%s-%s+", bfItem.symbol().c_str(), bfItem.exchange().c_str(), qPrintable(ProtoUtils::formatPeriod((BfBarPeriod)i))).toStdString();
val = bfNullBar.SerializeAsString();
batch.Put(key, val);
key = QString().sprintf("bar-%s-%s-%s=", bfItem.symbol().c_str(), bfItem.exchange().c_str(), qPrintable(ProtoUtils::formatPeriod((BfBarPeriod)i))).toStdString();
val = bfNullBar.SerializeAsString();
batch.Put(key, val);
}
}
db_->Write(options, &batch);
}
void DbService::batchWriteTicks()
{
g_sm->checkCurrentOn(ServiceMgr::DB);
if( tickCount_ == 0 ){
return;
}
leveldb::WriteOptions options;
leveldb::WriteBatch batch;
for (int i = 0; i < tickCount_; i++) {
void* curTick = tickArray[i].curTick;
void* preTick = tickArray[i].preTick;
BfTickData bfItem;
CtpUtils::translateTick(curTick, preTick, &bfItem);
// tick里面的exchange不一定有=
QString exchange = bfItem.exchange().c_str();
if (exchange.trimmed().length() == 0) {
void* contract = g_sm->ctpMgr()->getContract(bfItem.symbol().c_str());
exchange = CtpUtils::getExchangeFromContract(contract);
bfItem.set_exchange(exchange.toStdString());
}
// key: tick.exchange.symbol.actiondata.ticktime
std::string key = QString().sprintf("tick.%s.%s.%s.%s", bfItem.exchange().c_str(), bfItem.symbol().c_str(), bfItem.actiondate().c_str(), bfItem.ticktime().c_str()).toStdString();
std::string val = bfItem.SerializeAsString();
batch.Put(key, val);
}
db_->Write(options, &batch);
tickCount_ = 0;
}