#include "DataInterface/DataImporter.h"
#include <clipp.h>
#include <INIReader.h>
#include <Logging.h>
#include <MySQLClient.h>
#include <SQLiteClient.h>
#include <fstream>
#include <iostream>
#include <sstream>


int main(int argc, char** argv)
{
	try
	{
		Logging::OpenLog();
		Logging::SetLogMask(Logging::Severity::Debug);

		std::string databaseFile = "";
		clipp::group cli {
			clipp::value("SQLite Database file", databaseFile)
		};

		if (!clipp::parse(argc, argv, cli))
		{
			std::stringstream ss;
			ss << clipp::make_man_page(cli, argv[0]);
			Logging::Log(Logging::Severity::Info, ss.str());

			Logging::CloseLog();

			return 1;
		}

		{
			std::ifstream f(databaseFile);
			if (!f.good())
				throw std::runtime_error("Can't read SQLite Database file.");
		}

		INIReader iniReader("DataImporter.ini");
		if (iniReader.ParseError() != 0)
			throw std::runtime_error("Can't read DataImporter.ini.");

		MySQL::MySQLClient mySQLClient;
		{
			std::string hostname = iniReader.Get("MySQL", "Hostname", "");
			if (hostname.empty())
				throw std::runtime_error("MySQL Hostname directive missing in ini file.");

			std::string username = iniReader.Get("MySQL", "Username", "");
			if (username.empty())
				throw std::runtime_error("MySQL Username directive missing in ini file.");

			std::string password = iniReader.Get("MySQL", "Password", "");
			if (password.empty())
				throw std::runtime_error("MySQL Password directive missing in ini file.");

			std::string database = iniReader.Get("MySQL", "Database", "");
			if (database.empty())
				throw std::runtime_error("MySQL Database directive missing in ini file.");

			mySQLClient.Connect(hostname, username, password, database);
		}

		SQLite::SQLiteClient sqliteClient("./datalog.db");

		DataStorageInterface::DataInterface::DataImporter importer(&mySQLClient, &sqliteClient);
		importer.ImportData();

		Logging::CloseLog();
	}
	catch (const std::exception& e)
	{
		std::cerr << "Exception caught" << std::endl;

		std::stringstream ss;
		ss << "Type : " << typeid(e).name() << std::endl;
		ss << "ERROR: " << e.what() << std::endl;

		Logging::Log(Logging::Severity::Error, ss.str());

		Logging::CloseLog();

		return -1;
	}

	return 0;
}