#include "KM3NeTDBClient.h"

#include <iostream>
#include <cstdlib>
#include <cstring>


using namespace std;
using namespace KM3NeT;
using namespace KM3NeT::DB;

int main(int argc, char *argv[])
{
	if (argc != 7)
	{
		cout << endl << "usage: ex5 <entrypoint> <selector> <operator> <value> <usr> <pwd>" << endl;
		return -1;
	}
	
	try
	{
		auto client = Client::Create(Server::Default, argv[5], argv[6]);
		std::vector<Selector> sellist;
		Selector::RelOp const *pRO = nullptr;
		if (strcmp(argv[3], "=") == 0) pRO = &Selector::RelOp::Equal;
		else if (strcmp(argv[3], "!=") == 0 || strcmp(argv[3], "<>") == 0) pRO = &Selector::RelOp::Different;
		else if (strcmp(argv[3], "<") == 0) pRO = &Selector::RelOp::Less;
		else if (strcmp(argv[3], "<=") == 0) pRO = &Selector::RelOp::LessEqual;
		else if (strcmp(argv[3], ">") == 0) pRO = &Selector::RelOp::Greater;
		else if (strcmp(argv[3], ">=") == 0) pRO = &Selector::RelOp::GreaterEqual;
		else throw DBException("Unknown relational operator", __LINE__);
		Selector s(argv[2], argv[4], *pRO);
		sellist.push_back(s);		
		auto js = client->APIv2Select("2.1.0", argv[1], sellist);
		cout << endl << js->str() << endl;
	}
	catch (DBException &x)
	{
		cout << endl << x.what() << endl;
	}
	return 0;
}