#include "accountManager.h"

AccountManager::AccountManager(std::string pathToFile, std::string pathToAccountNumberFile)
    : pathToAccountNumberFile(pathToAccountNumberFile)
{
    std::ifstream ifs(pathToFile);
    if(!ifs.is_open()) {
        if(writeDefault(pathToFile) != 0)
            exit(12);
        ifs.open(pathToFile);
        if(!ifs.is_open()) {
            std::cout << "Konnte Account File nicht öffnen" << std::endl;
            exit(13);
        }
    }


    std::string line;
    while (std::getline(ifs, line)) {
        if(line.length() > 0 && line[0] == '#')
            continue;
        Account account;
        size_t Delimeter = line.find("/");

        if(Delimeter == std::string::npos) {
            account.Email = line;
            account.Password = line;
        } else {
            account.Email = std::string(line).erase(Delimeter, line.length() - Delimeter);
            account.Password = line.erase(0, Delimeter + 1);
        }
        if(account.Email == "" || account.Password == "")
            continue;
        else
            accounts.push_back(account);
    }

    ifs.close();

}

Account AccountManager::getNextAccount()
{
    if(accounts.size() == 0) {
        std::cout << "Keine Accounts vorhanden." << std::endl;
        exit(36);
    }
    size_t accountNumber = getLastAccountNumber();
    accountNumber++;

    if( accountNumber >= accounts.size() )
        accountNumber=0;
    if(setLastAccountNumber(accountNumber) != 0)
        exit(45);

    return accounts.at(accountNumber);
}

int AccountManager::writeDefault(std::string path)
{
    std::ofstream ofs(path);
    if(!ofs.is_open()) {
        perror((std::string("Konnte Account Datei nicht öffnen: ") + path).c_str());
        return -1;
    }
    std::cout << "Erstelle Datei mit Accounts unter: " << path << "..." <<std::endl;
    ofs << "# <- Am Anfang der Zeile deaktiviert diese." << std::endl;
    ofs << "#Email/Passwort - Falls diese gleich sind, geht auch nur Email oder Passwort" << std::endl;
    ofs << "EntzueckendPackenderSkorpion@oida.icu" << std::endl;
    ofs << "ExzellentIdealerSchakal@muell.icu" << std::endl;
    ofs << "BrillantVitalerSalamander@spam.care" << std::endl;
    ofs << "BezauberndRiesigerSchakal@oida.icu" << std::endl;
    ofs << "DynamischWarmerBaer@magspam.net" << std::endl;
    ofs << "EmotionalLeidenschaftlicherBaer@oida.icu" << std::endl;
    ofs << "BewundernswertWarmerSchwan@oida.icu" << std::endl;
    ofs << "HuebschUnfassbarerAal@papierkorb.me" << std::endl;
    ofs << "FroehlichWundervollerBiber@muellmail.com" << std::endl;
    ofs << "BefreiendWilderDelfin@spam.care" << std::endl;
    ofs << "FreundlichStilvollerTiger@oida.icu" << std::endl;
    ofs << "EchtKoeniglicherStorch@existiert.net" << std::endl;
    ofs << "ErhellendSeltenerSeeloewe@ultra.fyi" << std::endl;
    ofs << "BefluegeltPrallerSchwan@spam.care" << std::endl;
    ofs << "FreundlichZuverlaessigerSchwan@spam.care" << std::endl;
    ofs << "HervorragendWundervollerReiher@oida.icu" << std::endl;
    ofs << "AnspruchsvollStilvollerUhu@magspam.net" << std::endl;

    ofs.close();
    return 0;
}

size_t AccountManager::getLastAccountNumber()
{
    std::ifstream fStream;
    fStream.open(pathToAccountNumberFile);
    if(!fStream.is_open()) {
        std::ofstream ofs;
        ofs.open(pathToAccountNumberFile);
        ofs << "0" << std::endl;
        ofs.close();
        fStream.open(pathToAccountNumberFile);
        if(!fStream.is_open()) {
            perror("Konnte Account Number Datei nicht erstellen");
            exit(34);
        }
    }

    std::string content( (std::istreambuf_iterator<char>(fStream) ), (std::istreambuf_iterator<char>() ) );
    return static_cast<size_t>( atoi(content.c_str()) );
}

int AccountManager::setLastAccountNumber(size_t number)
{
    std::ofstream ofs;
    ofs.open(pathToAccountNumberFile, std::ios::trunc);
    if(!ofs.is_open()) {
        std::cout << "Account Number Datei ist nicht geöffnet." << std::endl;
        return 110;
    }
    //fStream.clear();
    ofs << number << std::endl;
    return 0;
}

bool AccountManager::isDirExist(const std::string& path)
{
    struct stat info;
    if (stat(path.c_str(), &info) != 0) {
        return false;
    }
    return (info.st_mode & S_IFDIR) != 0;
}

bool AccountManager::createDir(std::string path, std::string atLinux)
{
    return system(std::string("mkdir " + atLinux + "'" + path +"'").c_str()); // -p if is linux
}