#include "database.h"
#include <pqxx/pqxx>
#include <stdexcept>

namespace Yc {
namespace Lib {

Database::Database(std::shared_ptr<Config> config)
{
    // Hole Verbindungsdaten aus der Config
    std::string dbname   = config->value("database", "database").asString();
    std::string user     = config->value("database", "user").asString();
    std::string password = config->value("database", "password").asString();
    std::string host     = config->value("database", "host").asString();

    std::string conninfo = 
        "dbname=" + dbname +
        " user=" + user +
        " password=" + password +
        " host=" + host;

    try {
        _connection = std::make_unique<pqxx::connection>(conninfo);
        if (!_connection->is_open()) {
            throw std::runtime_error("Failed to open database connection");
        }
    } catch (const std::exception& e) {
        throw std::runtime_error(std::string("Database connection error: ") + e.what());
    }
}

// Beispielmethode für eine Abfrage
pqxx::result Database::exec(const std::string& query)
{
    pqxx::work txn(*_connection);
    pqxx::result r = txn.exec(query);
    txn.commit();
    return r;
}

} // namespace Lib
} // namespace Yc