/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

#include "Session.h"

using namespace std;

Session *session;

void createAlignedTimeseries() {
 string alignedDeviceId = "root.sg1.d1";
 vector<string> measurements = {"s1", "s2", "s3"};
 vector<string> alignedTimeseries = {"root.sg1.d1.s1", "root.sg1.d1.s2", "root.sg1.d1.s3"};
 vector<TSDataType::TSDataType> dataTypes = {TSDataType::INT32, TSDataType::DOUBLE, TSDataType::BOOLEAN};
 vector<TSEncoding::TSEncoding> encodings = {TSEncoding::PLAIN, TSEncoding::GORILLA, TSEncoding::RLE};
 vector<CompressionType::CompressionType> compressors = {
 CompressionType::SNAPPY, CompressionType::UNCOMPRESSED, CompressionType::SNAPPY};
 for (const string &timeseries: alignedTimeseries) {
 if (session->checkTimeseriesExists(timeseries)) {
 session->deleteTimeseries(timeseries);
 }
 }
 session->createAlignedTimeseries(alignedDeviceId, measurements, dataTypes, encodings, compressors);
}

void createSchemaTemplate() {
 Template temp("template1", false);

 InternalNode iNodeD99("d99", true);

 MeasurementNode mNodeS1("s1", TSDataType::INT32, TSEncoding::RLE, CompressionType::SNAPPY);
 MeasurementNode mNodeS2("s2", TSDataType::INT64, TSEncoding::RLE, CompressionType::SNAPPY);
 MeasurementNode mNodeD99S1("s1", TSDataType::DOUBLE, TSEncoding::RLE, CompressionType::SNAPPY);
 MeasurementNode mNodeD99S2("s2", TSDataType::BOOLEAN, TSEncoding::RLE, CompressionType::SNAPPY);

 iNodeD99.addChild(mNodeD99S1);
 iNodeD99.addChild(mNodeD99S2);

 temp.addToTemplate(iNodeD99);
 temp.addToTemplate(mNodeS1);
 temp.addToTemplate(mNodeS2);

 session->createSchemaTemplate(temp);
 session->setSchemaTemplate("template1", "root.sg2");
}

void ActivateTemplate() {
 session->executeNonQueryStatement("insert into root.sg2.d1(timestamp,s1, s2) values(200, 1, 1);");
}

void showDevices() {
 unique_ptr<SessionDataSet> dataSet = session->executeQueryStatement("show devices with storage group");
 for (const string &name: dataSet->getColumnNames()) {
 cout << name << " ";
 }
 cout << endl;

 dataSet->setBatchSize(1024);
 while (dataSet->hasNext()) {
 cout << dataSet->next()->toString();
 }
 cout << endl;

 dataSet->closeOperationHandle();
}

void showTimeseries() {
 unique_ptr<SessionDataSet> dataSet = session->executeQueryStatement("show timeseries");
 for (const string &name: dataSet->getColumnNames()) {
 cout << name << " ";
 }
 cout << endl;

 dataSet->setBatchSize(1024);
 while (dataSet->hasNext()) {
 cout << dataSet->next()->toString();
 }
 cout << endl;

 dataSet->closeOperationHandle();
}

void insertAlignedRecord() {
 string deviceId = "root.sg1.d1";
 vector<string> measurements;
 measurements.emplace_back("s1");
 measurements.emplace_back("s2");
 measurements.emplace_back("s3");

 for (int64_t time = 0; time < 10; time++) {
 vector<string> values;
 values.emplace_back("1");
 values.emplace_back("1.0");
 values.emplace_back("true");
 session->insertAlignedRecord(deviceId, time, measurements, values);
 }
}

void insertAlignedRecords() {
 string deviceId = "root.sg1.d1";
 vector<string> measurements;
 measurements.emplace_back("s1");
 measurements.emplace_back("s2");
 measurements.emplace_back("s3");

 vector<string> deviceIds;
 vector<vector<string>> measurementsList;
 vector<vector<string>> valuesList;
 vector<int64_t> timestamps;

 for (int64_t time = 10; time < 20; time++) {
 vector<string> values;
 values.emplace_back("1");
 values.emplace_back("1.0");
 values.emplace_back("true");

 deviceIds.push_back(deviceId);
 measurementsList.push_back(measurements);
 valuesList.push_back(values);
 timestamps.push_back(time);
 if (time != 10 && time % 10 == 0) {
 session->insertAlignedRecords(deviceIds, timestamps, measurementsList, valuesList);
 deviceIds.clear();
 measurementsList.clear();
 valuesList.clear();
 timestamps.clear();
 }
 }

 session->insertAlignedRecords(deviceIds, timestamps, measurementsList, valuesList);
}

void insertAlignedTablet() {
 pair<string, TSDataType::TSDataType> pairA("s1", TSDataType::INT32);
 pair<string, TSDataType::TSDataType> pairB("s2", TSDataType::DOUBLE);
 pair<string, TSDataType::TSDataType> pairC("s3", TSDataType::BOOLEAN);
 vector<pair<string, TSDataType::TSDataType>> schemas;
 schemas.push_back(pairA);
 schemas.push_back(pairB);
 schemas.push_back(pairC);

 Tablet tablet("root.sg1.d1", schemas, 10);
 tablet.setAligned(true);

 for (int64_t time = 20; time < 30; time++) {
 int row = tablet.rowSize++;
 tablet.timestamps[row] = time;
 tablet.values[0][row] = "1";
 tablet.values[1][row] = "1.0";
 tablet.values[2][row] = "true";
 if (tablet.rowSize == tablet.maxRowNumber) {
 session->insertTablet(tablet, true);
 tablet.reset();
 }
 }

 if (tablet.rowSize != 0) {
 session->insertTablet(tablet);
 tablet.reset();
 }
}

void insertAlignedTablets() {
 pair<string, TSDataType::TSDataType> pairA("s1", TSDataType::INT32);
 pair<string, TSDataType::TSDataType> pairB("s2", TSDataType::DOUBLE);
 pair<string, TSDataType::TSDataType> pairC("s3", TSDataType::BOOLEAN);
 vector<pair<string, TSDataType::TSDataType>> schemas;
 schemas.push_back(pairA);
 schemas.push_back(pairB);
 schemas.push_back(pairC);

 Tablet tablet1("root.sg1.d1", schemas, 10);
 Tablet tablet2("root.sg1.d2", schemas, 10);
 Tablet tablet3("root.sg1.d3", schemas, 10);

 unordered_map<string, Tablet *> tabletMap;
 tabletMap["root.sg1.d1"] = &tablet1;
 tabletMap["root.sg1.d2"] = &tablet2;
 tabletMap["root.sg1.d3"] = &tablet3;

 for (int64_t time = 30; time < 40; time++) {
 int row1 = tablet1.rowSize++;
 int row2 = tablet2.rowSize++;
 int row3 = tablet3.rowSize++;
 tablet1.timestamps[row1] = time;
 tablet2.timestamps[row2] = time;
 tablet3.timestamps[row3] = time;

 tablet1.values[0][row1] = "1";
 tablet2.values[0][row2] = "2";
 tablet3.values[0][row3] = "3";

 tablet1.values[1][row1] = "1.0";
 tablet2.values[1][row2] = "2.0";
 tablet3.values[1][row3] = "3.0";

 tablet1.values[2][row1] = "true";
 tablet2.values[2][row2] = "false";
 tablet3.values[2][row3] = "true";

 if (tablet1.rowSize == tablet1.maxRowNumber) {
 session->insertAlignedTablets(tabletMap, true);

 tablet1.reset();
 tablet2.reset();
 tablet3.reset();
 }
 }

 if (tablet1.rowSize != 0) {
 session->insertAlignedTablets(tabletMap, true);
 tablet1.reset();
 tablet2.reset();
 tablet3.reset();
 }
}

void insertNullableTabletWithAlignedTimeseries() {
 pair<string, TSDataType::TSDataType> pairA("s1", TSDataType::INT32);
 pair<string, TSDataType::TSDataType> pairB("s2", TSDataType::DOUBLE);
 pair<string, TSDataType::TSDataType> pairC("s3", TSDataType::BOOLEAN);
 vector<pair<string, TSDataType::TSDataType>> schemas;
 schemas.push_back(pairA);
 schemas.push_back(pairB);
 schemas.push_back(pairC);

 Tablet tablet("root.sg1.d1", schemas, 10);
 tablet.setAligned(true);

 for (int64_t time = 40; time < 50; time++) {
 int row = tablet.rowSize++;
 tablet.timestamps[row] = time;
 for (int i = 0; i < 3; i++) {
 if (i == 0) {
 tablet.values[i][row] = "1";
 } else if (i == 1) {
 tablet.values[i][row] = "1.0";
 } else {
 tablet.values[i][row] = "true";
 }
 // mark null value
 if (row % 3 == i) {
 tablet.bitMaps[i]->mark(row);
 }
 }
 if (tablet.rowSize == tablet.maxRowNumber) {
 session->insertTablet(tablet, true);
 tablet.reset();
 }
 }

 if (tablet.rowSize != 0) {
 session->insertTablet(tablet);
 tablet.reset();
 }
}

void query() {
 unique_ptr<SessionDataSet> dataSet = session->executeQueryStatement("select * from root.sg1.d1");
 cout << "timestamp" << " ";
 for (const string &name: dataSet->getColumnNames()) {
 cout << name << " ";
 }
 cout << endl;

 dataSet->setBatchSize(1024);
 while (dataSet->hasNext()) {
 cout << dataSet->next()->toString();
 }
 cout << endl;

 dataSet->closeOperationHandle();
}

void deleteData() {
 string path = "root.sg1.d1.s1";
 int64_t deleteTime = 49;
 session->deleteData(path, deleteTime);
}

void deleteTimeseries() {
 vector<string> paths;
 vector<string> alignedTimeseries = {"root.sg1.d1.s1", "root.sg1.d1.s2", "root.sg1.d1.s3"};
 for (const string &timeseries: alignedTimeseries) {
 if (session->checkTimeseriesExists(timeseries)) {
 paths.push_back(timeseries);
 }
 }
 session->deleteTimeseries(paths);
}

int main() {
 session = new Session("127.0.0.1", 6667, "root", "root");

 cout << "session open\n" << endl;
 session->open(false);

 cout << "setStorageGroup\n" << endl;
 try {
 session->setStorageGroup("root.sg1");
 }
 catch (IoTDBConnectionException &e) {
 string errorMessage(e.what());
 if (errorMessage.find("StorageGroupAlreadySetException") == string::npos) {
 cout << errorMessage << endl;
 throw e;
 }
 }

 cout << "createAlignedTimeseries\n" << endl;
 createAlignedTimeseries();

 cout << "createSchemaTemplate\n" << endl;
 createSchemaTemplate();

 cout << "ActivateTemplate\n" << endl;
 ActivateTemplate();

 cout << "showDevices\n" << endl;
 showDevices();

 cout << "showTimeseries\n" << endl;
 showTimeseries();

 cout << "insertAlignedRecord\n" << endl;
 insertAlignedRecord();

 cout << "insertAlignedRecords\n" << endl;
 insertAlignedRecords();

 cout << "insertAlignedTablet\n" << endl;
 insertAlignedTablet();

 cout << "insertAlignedTablets\n" << endl;
 insertAlignedTablets();

 cout << "insertNullableTabletWithAlignedTimeseries\n" << endl;
 insertNullableTabletWithAlignedTimeseries();

 cout << "query\n" << endl;
 query();

 cout << "deleteData\n" << endl;
 deleteData();

 cout << "deleteTimeseries\n" << endl;
 deleteTimeseries();

 cout << "session close\n" << endl;
 session->close();

 delete session;

 cout << "finished\n" << endl;
 return 0;
}