#include "ConfigService.hpp"

#include <exception>

ConfigService::ConfigService(const std::string& filePath) {

    if(!loadFromFile(filePath)) {
        std::cout << "Error loading file " << filePath << std::endl;
    }

}

bool ConfigService::loadFromFile(const std::string& filePath) {
    try {
        config_.clear();
        config_.readFile(filePath.c_str());
        lastError_.clear();
        return true;
    } catch (const libconfig::FileIOException&) {
        lastError_ = "Unable to read config file: " + filePath;
    } catch (const libconfig::ParseException& error) {
        lastError_ = std::string("Parse error in ") + error.getFile() + ":" +
                     std::to_string(error.getLine()) + " - " + error.getError();
    } catch (const std::exception& error) {
        lastError_ = error.what();
    }

    return false;
}

const std::string& ConfigService::lastError() const {
    return lastError_;
}