/*
 * Copyright 2010  Allan Anderson <agander93@gmail.com>
 * Copyright 2017-2018  Łukasz Wojniłowicz <lukasz.wojnilowicz@gmail.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "csvimportercore.h"

// ----------------------------------------------------------------------------
// QT Includes

#include <QTextCodec>
#include <QTextStream>
#include <QFileDialog>
#include <QRegularExpression>
#include <QStandardItem>
#include <QPointer>

// ----------------------------------------------------------------------------
// KDE Includes

#include <KLocalizedString>
#include <KMessageBox>
#include <KConfigGroup>

// ----------------------------------------------------------------------------
// Project Includes

#include "mymoneyfile.h"
#include "mymoneyaccount.h"
#include "mymoneysecurity.h"
#include "mymoneytransaction.h"
#include "csvutil.h"
#include "convdate.h"
#include "mymoneyenums.h"

const QHash<Profile, QString> CSVImporterCore::m_profileConfPrefix {
  {Profile::Banking, QStringLiteral("Bank")},
  {Profile::Investment, QStringLiteral("Invest")},
  {Profile::CurrencyPrices, QStringLiteral("CPrices")},
  {Profile::StockPrices, QStringLiteral("SPrices")}
};

const QHash<Column, QString> CSVImporterCore::m_colTypeConfName {
  {Column::Date, QStringLiteral("DateCol")},
  {Column::Memo, QStringLiteral("MemoCol")},
  {Column::Number, QStringLiteral("NumberCol")},
  {Column::Payee, QStringLiteral("PayeeCol")},
  {Column::Amount, QStringLiteral("AmountCol")},
  {Column::Credit, QStringLiteral("CreditCol")},
  {Column::Debit, QStringLiteral("DebitCol")},
  {Column::Category, QStringLiteral("CategoryCol")},
  {Column::Type, QStringLiteral("TypeCol")},
  {Column::Price, QStringLiteral("PriceCol")},
  {Column::Quantity, QStringLiteral("QuantityCol")},
  {Column::Fee, QStringLiteral("FeeCol")},
  {Column::Symbol, QStringLiteral("SymbolCol")},
  {Column::Name, QStringLiteral("NameCol")},
};

const QHash<miscSettingsE, QString> CSVImporterCore::m_miscSettingsConfName {
  {ConfDirectory, QStringLiteral("Directory")},
  {ConfEncoding, QStringLiteral("Encoding")},
  {ConfDateFormat, QStringLiteral("DateFormat")},
  {ConfFieldDelimiter, QStringLiteral("FieldDelimiter")},
  {ConfTextDelimiter, QStringLiteral("TextDelimiter")},
  {ConfDecimalSymbol, QStringLiteral("DecimalSymbol")},
  {ConfStartLine, QStringLiteral("StartLine")},
  {ConfTrailerLines, QStringLiteral("TrailerLines")},
  {ConfOppositeSigns, QStringLiteral("OppositeSigns")},
  {ConfFeeIsPercentage, QStringLiteral("FeeIsPercentage")},
  {ConfFeeRate, QStringLiteral("FeeRate")},
  {ConfMinFee, QStringLiteral("MinFee")},
  {ConfSecurityName, QStringLiteral("SecurityName")},
  {ConfSecuritySymbol, QStringLiteral("SecuritySymbol")},
  {ConfCurrencySymbol, QStringLiteral("CurrencySymbol")},
  {ConfPriceFraction, QStringLiteral("PriceFraction")},
  {ConfDontAsk, QStringLiteral("DontAsk")},
  {ConfHeight, QStringLiteral("Height")},
  {ConfWidth, QStringLiteral("Width")}
};

const QHash<eMyMoney::Transaction::Action, QString> CSVImporterCore::m_transactionConfName {
  {eMyMoney::Transaction::Action::Buy, QStringLiteral("BuyParam")},
  {eMyMoney::Transaction::Action::Sell, QStringLiteral("SellParam")},
  {eMyMoney::Transaction::Action::ReinvestDividend, QStringLiteral("ReinvdivParam")},
  {eMyMoney::Transaction::Action::CashDividend, QStringLiteral("DivXParam")},
  {eMyMoney::Transaction::Action::Interest, QStringLiteral("IntIncParam")},
  {eMyMoney::Transaction::Action::Shrsin, QStringLiteral("ShrsinParam")},
  {eMyMoney::Transaction::Action::Shrsout, QStringLiteral("ShrsoutParam")}
};

const QString CSVImporterCore::m_confProfileNames = QStringLiteral("ProfileNames");
const QString CSVImporterCore::m_confPriorName = QStringLiteral("Prior");
const QString CSVImporterCore::m_confMiscName = QStringLiteral("Misc");

CSVImporterCore::CSVImporterCore() :
  m_profile(0),
  m_isActionTypeValidated(false)
{
  m_convertDate = new ConvertDate;
  m_file = new CSVFile;

  m_priceFractions << MyMoneyMoney(0.01) << MyMoneyMoney(0.1) << MyMoneyMoney::ONE << MyMoneyMoney(10) << MyMoneyMoney(100);

  validateConfigFile();
  readMiscSettings();
}
CSVImporterCore::~CSVImporterCore()
{
  delete m_convertDate;
  delete m_file;
}

MyMoneyStatement CSVImporterCore::unattendedImport(const QString &filename, CSVProfile *profile)
{
  MyMoneyStatement st;
  m_profile = profile;
  m_convertDate->setDateFormatIndex(m_profile->m_dateFormat);

  if (m_file->getInFileName(filename)) {
    m_file->readFile(m_profile);
    m_file->setupParser(m_profile);

    if (profile->m_decimalSymbol == DecimalSymbol::Auto) {
      auto columns = getNumericalColumns();
      if (detectDecimalSymbols(columns) != -2)
        return st;
    }

    if (!createStatement(st))
      st = MyMoneyStatement();
  }
  return st;
}

KSharedConfigPtr CSVImporterCore::configFile()
{
  return KSharedConfig::openConfig(QStringLiteral("kmymoney/csvimporterrc"));
}

void CSVImporterCore::profileFactory(const Profile type, const QString &name)
{
  // delete current profile
  if (m_profile) {
    delete m_profile;
    m_profile = nullptr;
  }

  switch (type) {
    default:
    case Profile::Investment:
      m_profile = new InvestmentProfile;
      break;
    case Profile::Banking:
      m_profile = new BankingProfile;
      break;
    case Profile::CurrencyPrices:
    case Profile::StockPrices:
      m_profile = new PricesProfile(type);
      break;
  }
  m_profile->m_profileName = name;
}

void CSVImporterCore::readMiscSettings() {
  KConfigGroup miscGroup(configFile(), m_confMiscName);
  m_autodetect.clear();
  m_autodetect.insert(AutoFieldDelimiter, miscGroup.readEntry(QStringLiteral("AutoFieldDelimiter"), true));
  m_autodetect.insert(AutoDecimalSymbol, miscGroup.readEntry(QStringLiteral("AutoDecimalSymbol"), true));
  m_autodetect.insert(AutoDateFormat, miscGroup.readEntry(QStringLiteral("AutoDateFormat"), true));
  m_autodetect.insert(AutoAccountInvest, miscGroup.readEntry(QStringLiteral("AutoAccountInvest"), true));
  m_autodetect.insert(AutoAccountBank, miscGroup.readEntry(QStringLiteral("AutoAccountBank"), true));
}

void CSVImporterCore::validateConfigFile()
{
  const KSharedConfigPtr config = configFile();
  KConfigGroup profileNamesGroup(config, m_confProfileNames);
  if (!profileNamesGroup.exists()) {
    profileNamesGroup.writeEntry(m_profileConfPrefix.value(Profile::Banking), QStringList());
    profileNamesGroup.writeEntry(m_profileConfPrefix.value(Profile::Investment), QStringList());
    profileNamesGroup.writeEntry(m_profileConfPrefix.value(Profile::CurrencyPrices), QStringList());
    profileNamesGroup.writeEntry(m_profileConfPrefix.value(Profile::StockPrices), QStringList());
    profileNamesGroup.writeEntry(m_confPriorName + m_profileConfPrefix.value(Profile::Banking), int());
    profileNamesGroup.writeEntry(m_confPriorName + m_profileConfPrefix.value(Profile::Investment), int());
    profileNamesGroup.writeEntry(m_confPriorName + m_profileConfPrefix.value(Profile::CurrencyPrices), int());
    profileNamesGroup.writeEntry(m_confPriorName + m_profileConfPrefix.value(Profile::StockPrices), int());
    profileNamesGroup.sync();
  }

  KConfigGroup miscGroup(config, m_confMiscName);
  if (!miscGroup.exists()) {
    miscGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfHeight), "400");
    miscGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfWidth), "800");
    miscGroup.sync();
  }

  QList<int> confVer = miscGroup.readEntry("KMMVer", QList<int> {0, 0, 0});
  if (updateConfigFile(confVer)) // write kmmVer only if there were no errors
    miscGroup.writeEntry("KMMVer", confVer);
}

bool CSVImporterCore::updateConfigFile(QList<int> &confVer)
{
  bool ret = true;

  QList<int> kmmVer = QList<int> {5, 0, 0};
  int kmmVersion = kmmVer.at(0) * 100 + kmmVer.at(1) * 10 + kmmVer.at(2);
  int confVersion = confVer.at(0) * 100 + confVer.at(1) * 10 + confVer.at(2);
  if (confVersion > kmmVersion) {
    KMessageBox::information(0,
                             i18n("Version of your CSV config file is %1.%2.%3 and is newer than supported version %4.%5.%6. Expect troubles.",
                                  confVer.at(0), confVer.at(1), confVer.at(2),
                                  kmmVer.at(0), kmmVer.at(1), kmmVer.at(2)));
    ret = false;
    return ret;
  } else if (confVersion == kmmVersion)
    return true;
  confVer = kmmVer;

  const KSharedConfigPtr config = configFile();
  QString configFilePath = config.constData()->name();
  QFile::copy(configFilePath, configFilePath + QLatin1String(".bak"));

  KConfigGroup profileNamesGroup(config, m_confProfileNames);
  QStringList bankProfiles = profileNamesGroup.readEntry(m_profileConfPrefix.value(Profile::Banking), QStringList());
  QStringList investProfiles = profileNamesGroup.readEntry(m_profileConfPrefix.value(Profile::Investment), QStringList());
  QStringList invalidBankProfiles = profileNamesGroup.readEntry(QLatin1String("Invalid") + m_profileConfPrefix.value(Profile::Banking), QStringList());     // get profiles that was marked invalid during last update
  QStringList invalidInvestProfiles = profileNamesGroup.readEntry(QLatin1String("Invalid") + m_profileConfPrefix.value(Profile::Investment), QStringList());
  QString bankPrefix = m_profileConfPrefix.value(Profile::Banking) + QLatin1Char('-');
  QString investPrefix = m_profileConfPrefix.value(Profile::Investment) + QLatin1Char('-');

  // for kmm < 5.0.0 change 'BankNames' to 'ProfileNames' and remove 'MainWindow' group
  if (confVersion < 500 && bankProfiles.isEmpty()) {
    KConfigGroup oldProfileNamesGroup(config, "BankProfiles");
    bankProfiles = oldProfileNamesGroup.readEntry("BankNames", QStringList()); // profile names are under 'BankNames' entry for kmm < 5.0.0
    bankPrefix = QLatin1String("Profiles-");   // needed to remove non-existent profiles in first run
    oldProfileNamesGroup.deleteGroup();
    KConfigGroup oldMainWindowGroup(config, "MainWindow");
    oldMainWindowGroup.deleteGroup();
    KConfigGroup oldSecuritiesGroup(config, "Securities");
    oldSecuritiesGroup.deleteGroup();
  }

  bool firstTry = false;
  if (invalidBankProfiles.isEmpty() && invalidInvestProfiles.isEmpty())  // if there is no invalid profiles then this might be first update try
    firstTry = true;

  int invalidProfileResponse = QDialogButtonBox::No;

  for (auto profileName = bankProfiles.begin(); profileName != bankProfiles.end();) {
    KConfigGroup bankProfile(config, bankPrefix + *profileName);
    if (!bankProfile.exists() && !invalidBankProfiles.contains(*profileName)) { // if there is reference to profile but no profile then remove this reference
      profileName = bankProfiles.erase(profileName);
      continue;
    }

    // for kmm < 5.0.0 remove 'FileType' and 'ProfileName' and assign them to either "Bank=" or "Invest="
    if (confVersion < 500) {
      QString lastUsedDirectory;
      KConfigGroup oldBankProfile(config, QLatin1String("Profiles-") + *profileName);  // if half of configuration is updated and the other one untouched this is needed
      QString oldProfileType = oldBankProfile.readEntry("FileType", QString());
      KConfigGroup newProfile;
      if (oldProfileType == QLatin1String("Invest")) {
        oldBankProfile.deleteEntry("BrokerageParam");
        oldBankProfile.writeEntry(m_colTypeConfName.value(Column::Type), oldBankProfile.readEntry("PayeeCol"));
        oldBankProfile.deleteEntry("PayeeCol");
        oldBankProfile.deleteEntry("Filter");
        oldBankProfile.deleteEntry("SecurityName");

        lastUsedDirectory = oldBankProfile.readEntry("InvDirectory");
        newProfile = KConfigGroup(config, m_profileConfPrefix.value(Profile::Investment) + QLatin1Char('-') + *profileName);
        investProfiles.append(*profileName);
        profileName = bankProfiles.erase(profileName);
      } else if (oldProfileType == QLatin1String("Banking")) {
        lastUsedDirectory = oldBankProfile.readEntry("CsvDirectory");
        newProfile = KConfigGroup(config, m_profileConfPrefix.value(Profile::Banking) + QLatin1Char('-') + *profileName);
        ++profileName;
      } else {
        if (invalidProfileResponse != QDialogButtonBox::YesToAll && invalidProfileResponse != QDialogButtonBox::NoToAll) {
          if (!firstTry &&
              !invalidBankProfiles.contains(*profileName)) { // if it isn't first update run and profile isn't on the list of invalid ones then don't bother
            ++profileName;
            continue;
          }
          invalidProfileResponse = KMessageBox::createKMessageBox(nullptr,
                                                                  new QDialogButtonBox(QDialogButtonBox::Yes | QDialogButtonBox::YesToAll |
                                                                                       QDialogButtonBox::No | QDialogButtonBox::NoToAll),
                                                                  QMessageBox::Warning,
                                                                  i18n("<center>During update of <b>%1</b><br>"
                                                                       "the profile type for <b>%2</b> could not be recognized.<br>"
                                                                       "The profile cannot be used because of that.<br>"
                                                                       "Do you want to delete it?</center>",
                                                                       configFilePath, *profileName),
                                                                  QStringList(), QString(), nullptr, KMessageBox::Dangerous);
        }
        switch (invalidProfileResponse) {
        case QDialogButtonBox::YesToAll:
        case QDialogButtonBox::Yes:
          oldBankProfile.deleteGroup();
          invalidBankProfiles.removeOne(*profileName);
          profileName = bankProfiles.erase(profileName);
          break;
        case QDialogButtonBox::NoToAll:
        case QDialogButtonBox::No:
          if (!invalidBankProfiles.contains(*profileName))  // on user request: don't delete profile but keep eye on it
            invalidBankProfiles.append(*profileName);
          ret = false;
          ++profileName;
          break;
        }
        continue;
      }
      oldBankProfile.deleteEntry("FileType");
      oldBankProfile.deleteEntry("ProfileName");
      oldBankProfile.deleteEntry("DebitFlag");
      oldBankProfile.deleteEntry("InvDirectory");
      oldBankProfile.deleteEntry("CsvDirectory");
      oldBankProfile.sync();
      oldBankProfile.copyTo(&newProfile);
      oldBankProfile.deleteGroup();
      newProfile.writeEntry(m_miscSettingsConfName.value(ConfDirectory), lastUsedDirectory);
      newProfile.writeEntry(m_miscSettingsConfName.value(ConfEncoding), "106" /*UTF-8*/ ); // in 4.8 encoding wasn't supported well so set it to utf8 by default
      newProfile.sync();
    }
  }

  for (auto profileName = investProfiles.begin(); profileName != investProfiles.end();) {
    KConfigGroup investProfile(config, investPrefix + *profileName);
    if (!investProfile.exists() && !invalidInvestProfiles.contains(*profileName)) { // if there is reference to profile but no profile then remove this reference
      profileName = investProfiles.erase(profileName);
      continue;
    }
    ++profileName;
  }

  profileNamesGroup.writeEntry(m_profileConfPrefix.value(Profile::Banking), bankProfiles); // update profile names as some of them might have been changed
  profileNamesGroup.writeEntry(m_profileConfPrefix.value(Profile::Investment), investProfiles);

  if (invalidBankProfiles.isEmpty())  // if no invalid profiles then we don't need this variable anymore
    profileNamesGroup.deleteEntry("InvalidBank");
  else
    profileNamesGroup.writeEntry("InvalidBank", invalidBankProfiles);

  if (invalidInvestProfiles.isEmpty())
    profileNamesGroup.deleteEntry("InvalidInvest");
  else
    profileNamesGroup.writeEntry("InvalidInvest", invalidInvestProfiles);

  if (ret)
    QFile::remove(configFilePath + ".bak"); // remove backup if all is ok

  return ret;
}

bool CSVImporterCore::profilesAction(const Profile type, const ProfileAction action, const QString &name, const QString &newname)
{
  bool ret = false;
  const KSharedConfigPtr config = configFile();
  KConfigGroup profileNamesGroup(config, m_confProfileNames);
  QString profileTypeStr = m_profileConfPrefix.value(type);
  QStringList profiles = profileNamesGroup.readEntry(profileTypeStr, QStringList());

  KConfigGroup profileName(config, profileTypeStr + QLatin1Char('-') + name);
  switch (action) {
    case ProfileAction::UpdateLastUsed:
      profileNamesGroup.writeEntry(m_confPriorName + profileTypeStr, profiles.indexOf(name));
      break;
    case ProfileAction::Add:
      if (!profiles.contains(newname)) {
        profiles.append(newname);
        ret = true;
      }
      break;
    case ProfileAction::Remove:
    {
      profiles.removeOne(name);
      profileName.deleteGroup();
      profileName.sync();
      ret = true;
      break;
    }
    case ProfileAction::Rename:
    {
      if (!newname.isEmpty() && name != newname) {
        int idx = profiles.indexOf(name);
        if (idx != -1) {
          profiles[idx] = newname;
          KConfigGroup newProfileName(config, profileTypeStr + QLatin1Char('-') + newname);
          if (profileName.exists() && !newProfileName.exists()) {
            profileName.copyTo(&newProfileName);
            profileName.deleteGroup();
            profileName.sync();
            newProfileName.sync();
            ret = true;
          }
        }
      }
      break;
    }
  }
  profileNamesGroup.writeEntry(profileTypeStr, profiles);
  profileNamesGroup.sync();
  return ret;
}

bool CSVImporterCore::validateDateFormat(const int col)
{
  bool isOK = true;
  for (int row = m_profile->m_startLine; row <= m_profile->m_endLine; ++row) {
      QStandardItem* item = m_file->m_model->item(row, col);
      QDate dat = m_convertDate->convertDate(item->text());
      if (dat == QDate()) {
        isOK = false;
        break;
      }
  }
  return isOK;
}

bool CSVImporterCore::validateDecimalSymbols(const QList<int> &columns)
{
  bool isOK = true;
  foreach (const auto column, columns) {
    m_file->m_parse->setDecimalSymbol(m_decimalSymbolIndexMap.value(column));

    for (int row = m_profile->m_startLine; row <= m_profile->m_endLine; ++row) {
      QStandardItem *item = m_file->m_model->item(row, column);
      QString rawNumber = item->text();
      m_file->m_parse->possiblyReplaceSymbol(rawNumber);
      if (m_file->m_parse->invalidConversion() &&
          !rawNumber.isEmpty()) {                   // empty strings are welcome
        isOK = false;
        break;
      }
    }

  }
  return isOK;
}

bool CSVImporterCore::validateCurrencies(const PricesProfile *profile)
{
  if (profile->m_securitySymbol.isEmpty() ||
      profile->m_currencySymbol.isEmpty())
    return false;
  return true;
}

bool CSVImporterCore::validateSecurity(const PricesProfile *profile)
{
  if (profile->m_securitySymbol.isEmpty() ||
      profile->m_securityName.isEmpty())
    return false;
  return true;
}

bool CSVImporterCore::validateSecurity(const InvestmentProfile *profile)
{
  if (profile->m_securitySymbol.isEmpty() ||
      profile->m_securityName.isEmpty())
    return false;
  return true;
}

bool CSVImporterCore::validateSecurities()
{
    QSet<QString> onlySymbols;
    QSet<QString> onlyNames;
    sortSecurities(onlySymbols, onlyNames, m_mapSymbolName);

    if (!onlySymbols.isEmpty() || !onlyNames.isEmpty())
      return false;
    return true;
}

eMyMoney::Transaction::Action CSVImporterCore::processActionTypeField(const InvestmentProfile *profile, const int row, const int col)
{
  if (col == -1)
    return eMyMoney::Transaction::Action::None;

  QString type = m_file->m_model->item(row, col)->text();
  QList<eMyMoney::Transaction::Action> actions;
  actions << eMyMoney::Transaction::Action::Buy << eMyMoney::Transaction::Action::Sell <<                       // first and second most frequent action
             eMyMoney::Transaction::Action::ReinvestDividend << eMyMoney::Transaction::Action::CashDividend <<  // we don't want "reinv-dividend" to be accidentaly caught by "dividend"
             eMyMoney::Transaction::Action::Interest <<
             eMyMoney::Transaction::Action::Shrsin << eMyMoney::Transaction::Action::Shrsout;

  foreach (const auto action, actions) {
    if (profile->m_transactionNames.value(action).contains(type, Qt::CaseInsensitive))
      return action;
  }

  return eMyMoney::Transaction::Action::None;
}

validationResultE CSVImporterCore::validateActionType(MyMoneyStatement::Transaction &tr)
{
  validationResultE ret = ValidActionType;
  QList<eMyMoney::Transaction::Action> validActionTypes = createValidActionTypes(tr);
  if (validActionTypes.isEmpty())
    ret = InvalidActionValues;
  else if (!validActionTypes.contains(tr.m_eAction))
    ret = NoActionType;
  return ret;
}

bool CSVImporterCore::calculateFee()
{
  auto profile = dynamic_cast<InvestmentProfile *>(m_profile);
  if (!profile)
    return false;
  if ((profile->m_feeRate.isEmpty() ||                  // check whether feeRate...
       profile->m_colTypeNum.value(Column::Amount) == -1)) // ...and amount is in place
    return false;

  QString decimalSymbol;
  if (profile->m_decimalSymbol == DecimalSymbol::Auto) {
    DecimalSymbol detectedSymbol = detectDecimalSymbol(profile->m_colTypeNum.value(Column::Amount), QString());
    if (detectedSymbol == DecimalSymbol::Auto)
      return false;
    m_file->m_parse->setDecimalSymbol(detectedSymbol);
    decimalSymbol = m_file->m_parse->decimalSymbol(detectedSymbol);
  } else
    decimalSymbol = m_file->m_parse->decimalSymbol(profile->m_decimalSymbol);


  MyMoneyMoney feePercent(m_file->m_parse->possiblyReplaceSymbol(profile->m_feeRate)); // convert 0.67% ...
  feePercent /= MyMoneyMoney(100);                                                     // ... to 0.0067

  if (profile->m_minFee.isEmpty())
    profile->m_minFee = QString::number(0.00, 'f', 2);

  MyMoneyMoney minFee(m_file->m_parse->possiblyReplaceSymbol(profile->m_minFee));

  QList<QStandardItem *> items;
  for (int row = 0; row < profile->m_startLine; ++row) // fill rows above with whitespace for nice effect with markUnwantedRows
    items.append(new QStandardItem(QString()));

  for (int row = profile->m_startLine; row <= profile->m_endLine; ++row) {
    QString txt, numbers;
    bool ok = false;
    numbers = txt = m_file->m_model->item(row, profile->m_colTypeNum.value(Column::Amount))->text();
    numbers.remove(QRegularExpression(QStringLiteral("[,. ]"))).toInt(&ok);
    if (!ok) {                                      // check if it's numerical string...
      items.append(new QStandardItem(QString()));
      continue;                                     // ...and skip if not (TODO: allow currency symbols and IDs)
    }

    if (txt.startsWith(QLatin1Char('('))) {
      txt.remove(QRegularExpression(QStringLiteral("[()]")));
      txt.prepend(QLatin1Char('-'));
    }
    txt = m_file->m_parse->possiblyReplaceSymbol(txt);
    MyMoneyMoney fee(txt);
    fee *= feePercent;
    if (fee < minFee)
      fee = minFee;
    txt.setNum(fee.toDouble(), 'f', 4);
    txt.replace(QLatin1Char('.'), decimalSymbol); //make sure decimal symbol is uniform in whole line
    items.append(new QStandardItem(txt));
  }

  for (int row = profile->m_endLine + 1; row < m_file->m_rowCount; ++row) // fill rows below with whitespace for nice effect with markUnwantedRows
    items.append(new QStandardItem(QString()));
  int col = profile->m_colTypeNum.value(Column::Fee, -1);
  if (col == -1) {                                          // fee column isn't present
    m_file->m_model->appendColumn(items);
    ++m_file->m_columnCount;
  } else if (col >= m_file->m_columnCount) {    // column number must have been stored in profile
    m_file->m_model->appendColumn(items);
    ++m_file->m_columnCount;
  } else {                                                  // fee column is present and has been recalculated
    m_file->m_model->removeColumn(m_file->m_columnCount - 1);
    m_file->m_model->appendColumn(items);
  }
  profile->m_colTypeNum[Column::Fee] = m_file->m_columnCount - 1;
  return true;
}

DecimalSymbol CSVImporterCore::detectDecimalSymbol(const int col, const QString &exclude)
{
  DecimalSymbol detectedSymbol = DecimalSymbol::Auto;
  QString pattern;

  QRegularExpression re("^[\\(+-]?\\d+[\\)]?$"); // matches '0' ; '+12' ; '-345' ; '(6789)'

  bool dotIsDecimalSeparator = false;
  bool commaIsDecimalSeparator = false;
  for (int row = m_profile->m_startLine; row <= m_profile->m_endLine; ++row) {
    QString txt = m_file->m_model->item(row, col)->text();
    if (txt.isEmpty())  // nothing to process, so go to next row
      continue;
    int dotPos = txt.lastIndexOf(QLatin1Char('.'));   // get last positions of decimal/thousand separator...
    int commaPos = txt.lastIndexOf(QLatin1Char(',')); // ...to be able to determine which one is the last

    if (dotPos != -1 && commaPos != -1) {
      if (dotPos > commaPos && commaIsDecimalSeparator == false)    // following case 1,234.56
        dotIsDecimalSeparator = true;
      else if (dotPos < commaPos && dotIsDecimalSeparator == false) // following case 1.234,56
        commaIsDecimalSeparator = true;
      else                                                          // following case 1.234,56 and somwhere earlier there was 1,234.56 so unresolvable conflict
        return detectedSymbol;
    } else if (dotPos != -1) {                 // following case 1.23
      if (dotIsDecimalSeparator)               // it's already know that dotIsDecimalSeparator
        continue;
      if (!commaIsDecimalSeparator)            // if there is no conflict with comma as decimal separator
        dotIsDecimalSeparator = true;
      else {
        if (txt.count(QLatin1Char('.')) > 1)                // following case 1.234.567 so OK
          continue;
        else if (txt.length() - 4 == dotPos)   // following case 1.234 and somwhere earlier there was 1.234,56 so OK
          continue;
        else                                   // following case 1.23 and somwhere earlier there was 1,23 so unresolvable conflict
          return detectedSymbol;
      }
    } else if (commaPos != -1) {               // following case 1,23
      if (commaIsDecimalSeparator)             // it's already know that commaIsDecimalSeparator
        continue;
      else if (!dotIsDecimalSeparator)         // if there is no conflict with dot as decimal separator
        commaIsDecimalSeparator = true;
      else {
        if (txt.count(QLatin1Char(',')) > 1)                // following case 1,234,567 so OK
          continue;
        else if (txt.length() - 4 == commaPos) // following case 1,234 and somwhere earlier there was 1,234.56 so OK
          continue;
        else                                   // following case 1,23 and somwhere earlier there was 1.23 so unresolvable conflict
          return detectedSymbol;
      }

    } else {                                   // following case 123
      if (pattern.isEmpty()) {

      }

      txt.remove(QRegularExpression(QLatin1String("[ ") + QRegularExpression::escape(exclude) + QLatin1String("]")));
      QRegularExpressionMatch match = re.match(txt);
      if (match.hasMatch()) // if string is pure numerical then go forward...
        continue;
      else    // ...if not then it's non-numerical garbage
        return detectedSymbol;
    }
  }

  if (dotIsDecimalSeparator)
    detectedSymbol = DecimalSymbol::Dot;
  else if (commaIsDecimalSeparator)
    detectedSymbol = DecimalSymbol::Comma;
  else {  // whole column was empty, but we don't want to fail so take OS's decimal symbol
    if (QLocale().decimalPoint() == QLatin1Char('.'))
      detectedSymbol = DecimalSymbol::Dot;
    else
      detectedSymbol = DecimalSymbol::Comma;
  }
  return detectedSymbol;
}

int CSVImporterCore::detectDecimalSymbols(const QList<int> &columns)
{
  int ret = -2;

  // get list of used currencies to remove them from col
  QList<MyMoneyAccount> accounts;
  MyMoneyFile *file = MyMoneyFile::instance();
  file->accountList(accounts);

  QList<eMyMoney::Account::Type> accountTypes;
  accountTypes << eMyMoney::Account::Type::Checkings <<
                  eMyMoney::Account::Type::Savings <<
                  eMyMoney::Account::Type::Liability <<
                  eMyMoney::Account::Type::Checkings <<
                  eMyMoney::Account::Type::Savings <<
                  eMyMoney::Account::Type::Cash <<
                  eMyMoney::Account::Type::CreditCard <<
                  eMyMoney::Account::Type::Loan <<
                  eMyMoney::Account::Type::Asset <<
                  eMyMoney::Account::Type::Liability;

  QSet<QString> currencySymbols;
  foreach (const auto account, accounts) {
    if (accountTypes.contains(account.accountType())) {                             // account must actually have currency property
      currencySymbols.insert(account.currencyId());                                 // add currency id
      currencySymbols.insert(file->currency(account.currencyId()).tradingSymbol()); // add currency symbol
    }
  }
  QString filteredCurrencies = QStringList(currencySymbols.values()).join("");
  QString pattern = QString::fromLatin1("%1%2").arg(QLocale().currencySymbol()).arg(filteredCurrencies);

  foreach (const auto column, columns) {
    DecimalSymbol detectedSymbol = detectDecimalSymbol(column, pattern);
    if (detectedSymbol == DecimalSymbol::Auto) {
      ret = column;
      return ret;
    }
    m_decimalSymbolIndexMap.insert(column, detectedSymbol);
  }
  return ret;
}

QList<MyMoneyAccount> CSVImporterCore::findAccounts(const QList<eMyMoney::Account::Type> &accountTypes, const QString &statementHeader)
{
  MyMoneyFile* file = MyMoneyFile::instance();
  QList<MyMoneyAccount> accountList;
  file->accountList(accountList);
  QList<MyMoneyAccount> filteredTypes;
  QList<MyMoneyAccount> filteredAccounts;
  QRegularExpression filterOutChars(QStringLiteral("[-., ]"));

  foreach (const auto account, accountList) {
    if (accountTypes.contains(account.accountType()) && !(account).isClosed())
        filteredTypes.append(account);
  }

  // filter out accounts whose names aren't in statements header
  foreach (const auto account, filteredTypes) {
    QString txt = account.name();
    txt.remove(filterOutChars);
    if (txt.isEmpty() || txt.length() < 3)
      continue;
    if (statementHeader.contains(txt, Qt::CaseInsensitive))
      filteredAccounts.append(account);
  }

  // if filtering returned more results, filter out accounts whose numbers aren't in statements header
  if (filteredAccounts.count() > 1) {
    for (auto account = filteredAccounts.begin(); account != filteredAccounts.end();) {
      QString txt = (*account).number();
      txt.remove(filterOutChars);
      if (txt.isEmpty() || txt.length() < 3) {
        ++account;
        continue;
      }
      if (statementHeader.contains(txt, Qt::CaseInsensitive))
        ++account;
      else
        account = filteredAccounts.erase(account);
    }
  }

  // if filtering returned more results, filter out accounts whose numbers are the shortest
  if (filteredAccounts.count() > 1) {
    for (auto i = 1; i < filteredAccounts.count();) {
      auto firstAccNumber = filteredAccounts.at(0).number();
      auto secondAccNumber = filteredAccounts.at(i).number();
      if (firstAccNumber.length() > secondAccNumber.length()) {
        filteredAccounts.removeAt(i);
      } else if (firstAccNumber.length() < secondAccNumber.length()) {
        filteredAccounts.removeAt(0);
        --i;
      } else {
        ++i;
      }
    }
  }

  // if filtering returned more results, filter out accounts whose names are the shortest
  if (filteredAccounts.count() > 1) {
    for (auto i = 1; i < filteredAccounts.count();) {
      auto firstAccName = filteredAccounts.at(0).name();
      auto secondAccName = filteredAccounts.at(i).name();
      if (firstAccName.length() > secondAccName.length()) {
        filteredAccounts.removeAt(i);
      } else if (firstAccName.length() < secondAccName.length()) {
        filteredAccounts.removeAt(0);
        --i;
      } else {
        ++i;
      }
    }
  }

  // if filtering by name and number didn't return nothing, then try filtering by number only
  if (filteredAccounts.isEmpty()) {
    foreach (const auto account, filteredTypes) {
      QString txt = account.number();
      txt.remove(filterOutChars);
      if (txt.isEmpty() || txt.length() < 3)
        continue;
      if (statementHeader.contains(txt, Qt::CaseInsensitive))
        filteredAccounts.append(account);
    }
  }
  return filteredAccounts;
}

bool CSVImporterCore::detectAccount(MyMoneyStatement &st)
{
  QString statementHeader;
  for (int row = 0; row < m_profile->m_startLine; ++row) // concatenate header for better search
    for (int col = 0; col < m_file->m_columnCount; ++col)
      statementHeader.append(m_file->m_model->item(row, col)->text());

  statementHeader.remove(QRegularExpression(QStringLiteral("[-., ]")));

  QList<MyMoneyAccount> accounts;
  QList<eMyMoney::Account::Type> accountTypes;

  switch(m_profile->type()) {
    default:
    case Profile::Banking:
      accountTypes << eMyMoney::Account::Type::Checkings <<
                      eMyMoney::Account::Type::Savings <<
                      eMyMoney::Account::Type::Liability <<
                      eMyMoney::Account::Type::Checkings <<
                      eMyMoney::Account::Type::Savings <<
                      eMyMoney::Account::Type::Cash <<
                      eMyMoney::Account::Type::CreditCard <<
                      eMyMoney::Account::Type::Loan <<
                      eMyMoney::Account::Type::Asset <<
                      eMyMoney::Account::Type::Liability;
      accounts = findAccounts(accountTypes, statementHeader);
      break;
    case Profile::Investment:
      accountTypes << eMyMoney::Account::Type::Investment; // take investment accounts...
      accounts = findAccounts(accountTypes, statementHeader); //...and search them in statement header
      break;
  }

  if (accounts.count() == 1) { // set account in statement, if it was the only one match
    st.m_strAccountName = accounts.first().name();
    st.m_strAccountNumber = accounts.first().number();
    st.m_accountId = accounts.first().id();

    switch (accounts.first().accountType()) {
      case eMyMoney::Account::Type::Checkings:
        st.m_eType = eMyMoney::Statement::Type::Checkings;
        break;
      case eMyMoney::Account::Type::Savings:
        st.m_eType = eMyMoney::Statement::Type::Savings;
        break;
      case eMyMoney::Account::Type::Investment:
        st.m_eType = eMyMoney::Statement::Type::Investment;
        break;
      case eMyMoney::Account::Type::CreditCard:
        st.m_eType = eMyMoney::Statement::Type::CreditCard;
        break;
      default:
        st.m_eType = eMyMoney::Statement::Type::None;
    }
    return true;
  }
  return false;
}

bool CSVImporterCore::processBankRow(MyMoneyStatement &st, const BankingProfile *profile, const int row)
{
  MyMoneyStatement::Transaction tr;
  QString memo;
  QString txt;

  if (!profile)
    return false;

  // process date field
  int col = profile->m_colTypeNum.value(Column::Date, -1);
  tr.m_datePosted = processDateField(row, col);
  if (tr.m_datePosted == QDate())
    return false;

  // process number field
  col = profile->m_colTypeNum.value(Column::Number, -1);
  if (col != -1)
    tr.m_strNumber = m_file->m_model->item(row, col)->text();

  // process payee field
  col = profile->m_colTypeNum.value(Column::Payee, -1);
  if (col != -1)
    tr.m_strPayee = m_file->m_model->item(row, col)->text();

  // process memo field
  col = profile->m_colTypeNum.value(Column::Memo, -1);
  if (col != -1)
    memo.append(m_file->m_model->item(row, col)->text());

  for (int i = 0; i < profile->m_memoColList.count(); ++i) {
    if (profile->m_memoColList.at(i) != col) {
      if (!memo.isEmpty())
        memo.append(QLatin1Char('\n'));
      if (profile->m_memoColList.at(i) < m_file->m_columnCount)
        memo.append(m_file->m_model->item(row, profile->m_memoColList.at(i))->text());
    }
  }
  // remove unnecessary line endings
  while (memo.endsWith(QLatin1Char('\n'))) {
    memo.resize(memo.length()-1);
  }
  tr.m_strMemo = memo;

  // process amount field
  col = profile->m_colTypeNum.value(Column::Amount, -1);
  tr.m_amount = processAmountField(profile, row, col);
  if (col != -1 && profile->m_oppositeSigns) // change signs to opposite if requested by user
    tr.m_amount *= MyMoneyMoney(-1);

  // process credit/debit field
  if (profile->m_colTypeNum.value(Column::Credit, -1) != -1 &&
      profile->m_colTypeNum.value(Column::Debit, -1) != -1) {
    QString credit = m_file->m_model->item(row, profile->m_colTypeNum.value(Column::Credit))->text();
    QString debit = m_file->m_model->item(row, profile->m_colTypeNum.value(Column::Debit))->text();
    tr.m_amount = processCreditDebit(credit, debit);
    if (!credit.isEmpty() && !debit.isEmpty())
      return false;
  }

  MyMoneyStatement::Split s1;
  s1.m_amount = tr.m_amount;
  s1.m_strMemo = tr.m_strMemo;
  MyMoneyStatement::Split s2 = s1;
  s2.m_reconcile = tr.m_reconcile;
  s2.m_amount = -s1.m_amount;

  // process category field
  col = profile->m_colTypeNum.value(Column::Category, -1);
  if (col != -1) {
    txt = m_file->m_model->item(row, col)->text();
    QString accountId = MyMoneyFile::instance()->checkCategory(txt, s1.m_amount, s2.m_amount);

    if (!accountId.isEmpty()) {
      s2.m_accountId = accountId;
      s2.m_strCategoryName = txt;
      tr.m_listSplits.append(s2);
    }
  }

  // calculate hash
  txt.clear();
  for (int i = 0; i < m_file->m_columnCount; ++i)
    txt.append(m_file->m_model->item(row, i)->text());
  QString hashBase = QString::fromLatin1("%1-%2")
      .arg(tr.m_datePosted.toString(Qt::ISODate))
      .arg(MyMoneyTransaction::hash(txt));
  QString hash;
  for (uchar idx = 0; idx < 0xFF; ++idx) {  // assuming threre will be no more than 256 transactions with the same hashBase
    hash = QString::fromLatin1("%1-%2").arg(hashBase).arg(idx);
    QSet<QString>::const_iterator it = m_hashSet.constFind(hash);
    if (it == m_hashSet.constEnd())
      break;
  }
  m_hashSet.insert(hash);
  tr.m_strBankID = hash;

  st.m_listTransactions.append(tr); // Add the MyMoneyStatement::Transaction to the statement
  return true;
}

bool CSVImporterCore::processInvestRow(MyMoneyStatement &st, const InvestmentProfile *profile, const int row)
{
  MyMoneyStatement::Transaction tr;

  if (!profile)
    return false;

  QString memo;
  QString txt;
  // process date field
  int col = profile->m_colTypeNum.value(Column::Date, -1);
  tr.m_datePosted = processDateField(row, col);
  if (tr.m_datePosted == QDate())
    return false;

  // process quantity field
  col = profile->m_colTypeNum.value(Column::Quantity, -1);
  tr.m_shares = processQuantityField(profile, row, col);

  // process price field
  col = profile->m_colTypeNum.value(Column::Price, -1);
  tr.m_price = processPriceField(profile, row, col);

  // process amount field
  col = profile->m_colTypeNum.value(Column::Amount, -1);
  tr.m_amount = processAmountField(profile, row, col);

  // process type field
  col = profile->m_colTypeNum.value(Column::Type, -1);
  tr.m_eAction = processActionTypeField(profile, row, col);
  if (!m_isActionTypeValidated && col != -1 &&   // if action type wasn't validated in wizard then...
      validateActionType(tr) != ValidActionType) // ...check if price, amount, quantity is appropriate
    return false;

  // process fee field
  col = profile->m_colTypeNum.value(Column::Fee, -1);
  if (col != -1) {
    if (profile->m_decimalSymbol == DecimalSymbol::Auto) {
      DecimalSymbol decimalSymbol = m_decimalSymbolIndexMap.value(col);
      m_file->m_parse->setDecimalSymbol(decimalSymbol);
    }

    txt = m_file->m_model->item(row, col)->text();
    if (txt.startsWith(QLatin1Char('('))) // check if brackets notation is used for negative numbers
      txt.remove(QRegularExpression(QStringLiteral("[()]")));

    if (txt.isEmpty())
      tr.m_fees = MyMoneyMoney();
    else {
      MyMoneyMoney fee(m_file->m_parse->possiblyReplaceSymbol(txt));
      if (profile->m_feeIsPercentage && profile->m_feeRate.isEmpty())      //   fee is percent
        fee *= tr.m_amount / MyMoneyMoney(100); // as percentage
      fee.abs();
      tr.m_fees = fee;
    }
  }

  // process symbol and name field
  col = profile->m_colTypeNum.value(Column::Symbol, -1);
  if (col != -1)
    tr.m_strSymbol = m_file->m_model->item(row, col)->text();
  col = profile->m_colTypeNum.value(Column::Name, -1);
  if (col != -1 &&
      tr.m_strSymbol.isEmpty()) { // case in which symbol field is empty
    txt = m_file->m_model->item(row, col)->text();
    tr.m_strSymbol = m_mapSymbolName.key(txt);   // it's all about getting the right symbol
  } else if (!profile->m_securitySymbol.isEmpty())
    tr.m_strSymbol = profile->m_securitySymbol;
  else if (tr.m_strSymbol.isEmpty())
    return false;
  tr.m_strSecurity = m_mapSymbolName.value(tr.m_strSymbol); // take name from prepared names to avoid potential name mismatch

  // process memo field
  col = profile->m_colTypeNum.value(Column::Memo, -1);
  if (col != -1)
    memo.append(m_file->m_model->item(row, col)->text());

  for (int i = 0; i < profile->m_memoColList.count(); ++i) {
    if (profile->m_memoColList.at(i) != col) {
      if (!memo.isEmpty())
        memo.append(QLatin1Char('\n'));
      if (profile->m_memoColList.at(i) < m_file->m_columnCount)
        memo.append(m_file->m_model->item(row, profile->m_memoColList.at(i))->text());
    }
  }
  // remove unnecessary line endings
  while (memo.endsWith(QLatin1Char('\n'))) {
    memo.resize(memo.length()-1);
  }
  tr.m_strMemo = memo;

  tr.m_strInterestCategory.clear(); // no special category
  tr.m_strBrokerageAccount.clear(); // no brokerage account auto-detection

  MyMoneyStatement::Split s1;
  s1.m_amount = tr.m_amount;
  s1.m_strMemo = tr.m_strMemo;
  MyMoneyStatement::Split s2 = s1;
  s2.m_amount = -s1.m_amount;
  s2.m_accountId = MyMoneyFile::instance()->checkCategory(tr.m_strInterestCategory, s1.m_amount, s2.m_amount);

  // deduct fees from amount
  if (tr.m_eAction == eMyMoney::Transaction::Action::CashDividend ||
      tr.m_eAction == eMyMoney::Transaction::Action::Sell ||
      tr.m_eAction == eMyMoney::Transaction::Action::Interest)
    tr.m_amount -= tr.m_fees;

  else if (tr.m_eAction == eMyMoney::Transaction::Action::Buy) {
    if (tr.m_amount.isPositive())
      tr.m_amount = -tr.m_amount; //if broker doesn't use minus sings for buy transactions, set it manually here
    tr.m_amount -= tr.m_fees;
  } else if (tr.m_eAction == eMyMoney::Transaction::Action::None)
    tr.m_listSplits.append(s2);

  st.m_listTransactions.append(tr); // Add the MyMoneyStatement::Transaction to the statement
  return true;
}

bool CSVImporterCore::processPriceRow(MyMoneyStatement &st, const PricesProfile *profile, const int row)
{
  MyMoneyStatement::Price pr;

  if (!profile)
    return false;

  // process date field
  int col = profile->m_colTypeNum.value(Column::Date, -1);
  pr.m_date = processDateField(row, col);
  if (pr.m_date == QDate())
    return false;

  // process price field
  col = profile->m_colTypeNum.value(Column::Price, -1);
  pr.m_amount = processPriceField(profile, row, col);

  switch (profile->type()) {
    case Profile::CurrencyPrices:
      if (profile->m_securitySymbol.isEmpty() || profile->m_currencySymbol.isEmpty())
        return false;
      pr.m_strSecurity = profile->m_securitySymbol;
      pr.m_strCurrency = profile->m_currencySymbol;
      break;
    case Profile::StockPrices:
      if (profile->m_securityName.isEmpty())
        return false;
      pr.m_strSecurity = profile->m_securityName;
      break;
    default:
      return false;
  }

  pr.m_sourceName = profile->m_profileName;
  st.m_listPrices.append(pr); // Add price to the statement
  return true;
}

QDate CSVImporterCore::processDateField(const int row, const int col)
{
  QDate date;
  if (col != -1) {
    QString txt = m_file->m_model->item(row, col)->text();
    date = m_convertDate->convertDate(txt);      //  Date column
  }
  return date;
}

MyMoneyMoney CSVImporterCore::processCreditDebit(QString &credit, QString &debit)
{
  MyMoneyMoney amount;
  if (m_profile->m_decimalSymbol == DecimalSymbol::Auto)
    setupFieldDecimalSymbol(m_profile->m_colTypeNum.value(Column::Credit));

  if (credit.startsWith(QLatin1Char('('))) { // check if brackets notation is used for negative numbers
    credit.remove(QRegularExpression(QStringLiteral("[()]")));
    credit.prepend(QLatin1Char('-'));
  }
  if (debit.startsWith(QLatin1Char('('))) { // check if brackets notation is used for negative numbers
    debit.remove(QRegularExpression(QStringLiteral("[()]")));
    debit.prepend(QLatin1Char('-'));
  }

  if (!credit.isEmpty() && !debit.isEmpty()) {  // we do not expect both fields to be non-zero
    if (MyMoneyMoney(credit).isZero())
      credit = QString();
    if (MyMoneyMoney(debit).isZero())
      debit = QString();
  }

  if (!debit.startsWith(QLatin1Char('-')) && !debit.isEmpty()) // ensure debit field is negative
    debit.prepend(QLatin1Char('-'));

  if (!credit.isEmpty() && debit.isEmpty())
    amount = MyMoneyMoney(m_file->m_parse->possiblyReplaceSymbol(credit));
  else if (credit.isEmpty() && !debit.isEmpty())
    amount = MyMoneyMoney(m_file->m_parse->possiblyReplaceSymbol(debit));
  else if (!credit.isEmpty() && !debit.isEmpty()) { // both fields are non-empty and non-zero so let user decide
    return amount;

  } else
    amount = MyMoneyMoney();    // both fields are empty and zero so set amount to zero

  return amount;
}


MyMoneyMoney CSVImporterCore::processQuantityField(const CSVProfile *profile, const int row, const int col)
{
  MyMoneyMoney shares;
  if (col != -1) {
    if (profile->m_decimalSymbol == DecimalSymbol::Auto)
      setupFieldDecimalSymbol(col);

    QString txt = m_file->m_model->item(row, col)->text();
    txt.remove(QRegularExpression(QStringLiteral("-+"))); // remove unwanted sings in quantity

    if (!txt.isEmpty())
      shares = MyMoneyMoney(m_file->m_parse->possiblyReplaceSymbol(txt));
  }
  return shares;
}

MyMoneyMoney CSVImporterCore::processAmountField(const CSVProfile *profile, const int row, const int col)
{
  MyMoneyMoney amount;
  if (col != -1) {
    if (profile->m_decimalSymbol == DecimalSymbol::Auto)
      setupFieldDecimalSymbol(col);

    QString txt = m_file->m_model->item(row, col)->text();
    if (txt.startsWith(QLatin1Char('('))) { // check if brackets notation is used for negative numbers
      txt.remove(QRegularExpression(QStringLiteral("[()]")));
      txt.prepend(QLatin1Char('-'));
    }

    if (!txt.isEmpty())
      amount = MyMoneyMoney(m_file->m_parse->possiblyReplaceSymbol(txt));
  }
  return amount;
}

MyMoneyMoney CSVImporterCore::processPriceField(const InvestmentProfile *profile, const int row, const int col)
{
  MyMoneyMoney price;
  if (col != -1) {
    if (profile->m_decimalSymbol == DecimalSymbol::Auto)
      setupFieldDecimalSymbol(col);

    QString txt = m_file->m_model->item(row, col)->text();
    if (!txt.isEmpty()) {
      price = MyMoneyMoney(m_file->m_parse->possiblyReplaceSymbol(txt));
      price *= m_priceFractions.at(profile->m_priceFraction);
    }
  }
  return price;
}

MyMoneyMoney CSVImporterCore::processPriceField(const PricesProfile *profile, const int row, const int col)
{
  MyMoneyMoney price;
  if (col != -1) {
    if (profile->m_decimalSymbol == DecimalSymbol::Auto)
      setupFieldDecimalSymbol(col);

    QString txt = m_file->m_model->item(row, col)->text();
    if (!txt.isEmpty()) {
      price = MyMoneyMoney(m_file->m_parse->possiblyReplaceSymbol(txt));
      price *= m_priceFractions.at(profile->m_priceFraction);
    }
  }
  return price;
}


QList<eMyMoney::Transaction::Action> CSVImporterCore::createValidActionTypes(MyMoneyStatement::Transaction &tr)
{
  QList<eMyMoney::Transaction::Action> validActionTypes;
  if (tr.m_shares.isPositive() &&
      tr.m_price.isPositive() &&
      !tr.m_amount.isZero())
    validActionTypes << eMyMoney::Transaction::Action::ReinvestDividend <<
                        eMyMoney::Transaction::Action::Buy <<
                        eMyMoney::Transaction::Action::Sell;
  else if (tr.m_shares.isZero() &&
           tr.m_price.isZero() &&
           !tr.m_amount.isZero())
    validActionTypes << eMyMoney::Transaction::Action::CashDividend <<
                        eMyMoney::Transaction::Action::Interest;
  else if (tr.m_shares.isPositive() &&
           tr.m_price.isZero() &&
           tr.m_amount.isZero())
    validActionTypes << eMyMoney::Transaction::Action::Shrsin <<
                        eMyMoney::Transaction::Action::Shrsout;
  return validActionTypes;
}


bool CSVImporterCore::sortSecurities(QSet<QString>& onlySymbols, QSet<QString>& onlyNames, QMap<QString, QString>& mapSymbolName)
{
  QList<MyMoneySecurity> securityList = MyMoneyFile::instance()->securityList();
  int symbolCol = m_profile->m_colTypeNum.value(Column::Symbol, -1);
  int nameCol = m_profile->m_colTypeNum.value(Column::Name, -1);

  // sort by availability of symbol and name
  for (int row = m_profile->m_startLine; row <= m_profile->m_endLine; ++row) {
    QString symbol;
    QString name;
    if (symbolCol != -1)
      symbol = m_file->m_model->item(row, symbolCol)->text().trimmed();
    if (nameCol != -1)
      name = m_file->m_model->item(row, nameCol)->text().trimmed();

    if (!symbol.isEmpty() && !name.isEmpty())
      mapSymbolName.insert(symbol, name);
    else if (!symbol.isEmpty())
      onlySymbols.insert(symbol);
    else if (!name.isEmpty())
      onlyNames.insert(name);
    else
      return false;
  }

  // try to find names for symbols
  for (QSet<QString>::iterator symbol = onlySymbols.begin(); symbol != onlySymbols.end();) {
    QList<MyMoneySecurity> filteredSecurities;
    foreach (const auto sec, securityList) {
      if ((*symbol).compare(sec.tradingSymbol(), Qt::CaseInsensitive) == 0)
        filteredSecurities.append(sec);      // gather all securities that by matched by symbol
    }

    if (filteredSecurities.count() == 1) {                                  // single security matched by the symbol so...
      mapSymbolName.insert(*symbol, filteredSecurities.first().name());
      symbol = onlySymbols.erase(symbol);                                       // ...it's no longer unknown
    } else if (!filteredSecurities.isEmpty()) {                             // multiple securities matched by the symbol
      // TODO: Ask user which security should we match to
      mapSymbolName.insert(*symbol, filteredSecurities.first().name());
      symbol = onlySymbols.erase(symbol);
    } else                                                                  // no security matched, so leave it as unknown
      ++symbol;
  }

  // try to find symbols for names
  for (QSet<QString>::iterator name = onlyNames.begin(); name != onlyNames.end();) {
    QList<MyMoneySecurity> filteredSecurities;
    foreach (const auto sec, securityList) {
      if ((*name).compare(sec.name(), Qt::CaseInsensitive) == 0)
        filteredSecurities.append(sec);      // gather all securities that by matched by name
    }

    if (filteredSecurities.count() == 1) {                                  // single security matched by the name so...
      mapSymbolName.insert(filteredSecurities.first().tradingSymbol(), *name);
      name = onlyNames.erase(name);                                       // ...it's no longer unknown
    } else if (!filteredSecurities.isEmpty()) {                             // multiple securities matched by the name
      // TODO: Ask user which security should we match to
      mapSymbolName.insert(filteredSecurities.first().tradingSymbol(), *name);
      name = onlySymbols.erase(name);
    } else                                                                  // no security matched, so leave it as unknown
      ++name;
  }
  return true;
}

void CSVImporterCore::setupFieldDecimalSymbol(int col) {
  m_file->m_parse->setDecimalSymbol(m_decimalSymbolIndexMap.value(col));
}

QList<int> CSVImporterCore::getNumericalColumns()
{
  QList<int> columns;
  switch(m_profile->type()) {
    case Profile::Banking:
      if (m_profile->m_colTypeNum.value(Column::Amount, -1) != -1) {
        columns << m_profile->m_colTypeNum.value(Column::Amount);
      } else {
        columns << m_profile->m_colTypeNum.value(Column::Debit);
        columns << m_profile->m_colTypeNum.value(Column::Credit);
      }
      break;
    case Profile::Investment:
      columns << m_profile->m_colTypeNum.value(Column::Amount);
      columns << m_profile->m_colTypeNum.value(Column::Price);
      columns << m_profile->m_colTypeNum.value(Column::Quantity);
      if (m_profile->m_colTypeNum.value(Column::Fee, -1) != -1)
        columns << m_profile->m_colTypeNum.value(Column::Fee);
      break;
    case Profile::CurrencyPrices:
    case Profile::StockPrices:
      columns << m_profile->m_colTypeNum.value(Column::Price);
      break;
    default:
      break;
  }
  return columns;
}

bool CSVImporterCore::createStatement(MyMoneyStatement &st)
{
  switch (m_profile->type()) {
    case Profile::Banking:
    {
      if (!st.m_listTransactions.isEmpty()) // don't create statement if there is one
        return true;
      st.m_eType = eMyMoney::Statement::Type::None;
      if (m_autodetect.value(AutoAccountBank))
        detectAccount(st);

      m_hashSet.clear();
      BankingProfile *profile = dynamic_cast<BankingProfile *>(m_profile);
      for (int row = m_profile->m_startLine; row <= m_profile->m_endLine; ++row)
        if (!processBankRow(st, profile, row)) { // parse fields
          st = MyMoneyStatement();
          return false;
        }
      return true;
      break;
    }
    case Profile::Investment:
    {
      if (!st.m_listTransactions.isEmpty()) // don't create statement if there is one
        return true;
      st.m_eType = eMyMoney::Statement::Type::Investment;
      if (m_autodetect.value(AutoAccountInvest))
        detectAccount(st);

      auto profile = dynamic_cast<InvestmentProfile *>(m_profile);
      if ((m_profile->m_colTypeNum.value(Column::Fee, -1) == -1 ||
           m_profile->m_colTypeNum.value(Column::Fee, -1) >= m_file->m_columnCount) &&
          profile && !profile->m_feeRate.isEmpty()) // fee column has not been calculated so do it now
        calculateFee();

      if (profile) {
        for (int row = m_profile->m_startLine; row <= m_profile->m_endLine; ++row)
          if (!processInvestRow(st, profile, row)) { // parse fields
            st = MyMoneyStatement();
            return false;
          }
      }

      for (QMap<QString, QString>::const_iterator it = m_mapSymbolName.cbegin(); it != m_mapSymbolName.cend(); ++it) {
        MyMoneyStatement::Security security;
        security.m_strSymbol = it.key();
        security.m_strName = it.value();
        st.m_listSecurities.append(security);
      }
      return true;
      break;
    }
    default:
    case Profile::CurrencyPrices:
    case Profile::StockPrices:
    {
      if (!st.m_listPrices.isEmpty()) // don't create statement if there is one
        return true;
      st.m_eType = eMyMoney::Statement::Type::None;

      if (auto profile = dynamic_cast<PricesProfile *>(m_profile)) {
        for (int row = m_profile->m_startLine; row <= m_profile->m_endLine; ++row)
          if (!processPriceRow(st, profile, row)) { // parse fields
            st = MyMoneyStatement();
            return false;
          }
      }

      for (QMap<QString, QString>::const_iterator it = m_mapSymbolName.cbegin(); it != m_mapSymbolName.cend(); ++it) {
        MyMoneyStatement::Security security;
        security.m_strSymbol = it.key();
        security.m_strName = it.value();
        st.m_listSecurities.append(security);
      }
      return true;
    }
  }
  return true;
}

void CSVProfile::readSettings(const KConfigGroup &profilesGroup)
{
  m_lastUsedDirectory = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfDirectory), QString());
  m_startLine = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfStartLine), 0);
  m_trailerLines = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfTrailerLines), 0);
  m_encodingMIBEnum = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfEncoding), 106 /* UTF-8 */);

  m_dateFormat = static_cast<DateFormat>(profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfDateFormat), (int)DateFormat::YearMonthDay));
  m_textDelimiter = static_cast<TextDelimiter>(profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfTextDelimiter), (int)TextDelimiter::DoubleQuote));
  m_fieldDelimiter = static_cast<FieldDelimiter>(profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfFieldDelimiter), (int)FieldDelimiter::Auto));
  m_decimalSymbol = static_cast<DecimalSymbol>(profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfDecimalSymbol), (int)DecimalSymbol::Auto));
  initColNumType();
}

void CSVProfile::writeSettings(KConfigGroup &profilesGroup)
{
  QFileInfo fileInfo (m_lastUsedDirectory);
  if (fileInfo.isFile())
    m_lastUsedDirectory = fileInfo.absolutePath();

  if (m_lastUsedDirectory.startsWith(QDir::homePath())) // replace /home/user with ~/ for brevity
    m_lastUsedDirectory.replace(0, QDir::homePath().length(), QLatin1Char('~'));

  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfDirectory), m_lastUsedDirectory);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfEncoding), m_encodingMIBEnum);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfDateFormat), (int)m_dateFormat);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfFieldDelimiter), (int)m_fieldDelimiter);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfTextDelimiter), (int)m_textDelimiter);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfDecimalSymbol), (int)m_decimalSymbol);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfStartLine), m_startLine);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfTrailerLines), m_trailerLines);
}

bool BankingProfile::readSettings(const KSharedConfigPtr &config)
{
  bool exists = true;
  KConfigGroup profilesGroup(config, CSVImporterCore::m_profileConfPrefix.value(type()) + QLatin1Char('-') + m_profileName);
  if (!profilesGroup.exists())
    exists = false;

  m_colTypeNum[Column::Payee] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Payee), -1);
  m_colTypeNum[Column::Number] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Number), -1);
  m_colTypeNum[Column::Amount] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Amount), -1);
  m_colTypeNum[Column::Debit] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Debit), -1);
  m_colTypeNum[Column::Credit] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Credit), -1);
  m_colTypeNum[Column::Date] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Date), -1);
  m_colTypeNum[Column::Category] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Category), -1);
  m_colTypeNum[Column::Memo] = -1; // initialize, otherwise random data may go here
  m_oppositeSigns = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfOppositeSigns), false);
  m_memoColList = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Memo), QList<int>());

  CSVProfile::readSettings(profilesGroup);
  return exists;
}

void BankingProfile::writeSettings(const KSharedConfigPtr &config)
{
  KConfigGroup profilesGroup(config, CSVImporterCore::m_profileConfPrefix.value(type()) + QLatin1Char('-') + m_profileName);
  CSVProfile::writeSettings(profilesGroup);

  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfOppositeSigns), m_oppositeSigns);
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Payee),
                           m_colTypeNum.value(Column::Payee));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Number),
                           m_colTypeNum.value(Column::Number));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Amount),
                           m_colTypeNum.value(Column::Amount));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Debit),
                           m_colTypeNum.value(Column::Debit));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Credit),
                           m_colTypeNum.value(Column::Credit));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Date),
                           m_colTypeNum.value(Column::Date));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Category),
                           m_colTypeNum.value(Column::Category));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Memo),
                           m_memoColList);
  profilesGroup.config()->sync();
}

bool InvestmentProfile::readSettings(const KSharedConfigPtr &config)
{
  bool exists = true;
  KConfigGroup profilesGroup(config, CSVImporterCore::m_profileConfPrefix.value(type()) + QLatin1Char('-') + m_profileName);
  if (!profilesGroup.exists())
    exists = false;

  m_transactionNames[eMyMoney::Transaction::Action::Buy] = profilesGroup.readEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::Buy),
                                                                   QString(i18nc("Type of operation as in financial statement", "buy")).split(',', QString::SkipEmptyParts));
  m_transactionNames[eMyMoney::Transaction::Action::Sell] = profilesGroup.readEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::Sell),
                                                                    QString(i18nc("Type of operation as in financial statement", "sell,repurchase")).split(',', QString::SkipEmptyParts));
  m_transactionNames[eMyMoney::Transaction::Action::ReinvestDividend] = profilesGroup.readEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::ReinvestDividend),
                                                                                QString(i18nc("Type of operation as in financial statement", "reinvest,reinv,re-inv")).split(',', QString::SkipEmptyParts));
  m_transactionNames[eMyMoney::Transaction::Action::CashDividend] = profilesGroup.readEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::CashDividend),
                                                                            QString(i18nc("Type of operation as in financial statement", "dividend")).split(',', QString::SkipEmptyParts));
  m_transactionNames[eMyMoney::Transaction::Action::Interest] = profilesGroup.readEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::Interest),
                                                                        QString(i18nc("Type of operation as in financial statement", "interest,income")).split(',', QString::SkipEmptyParts));
  m_transactionNames[eMyMoney::Transaction::Action::Shrsin] = profilesGroup.readEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::Shrsin),
                                                                      QString(i18nc("Type of operation as in financial statement", "add,stock dividend,divd reinv,transfer in,re-registration in,journal entry")).split(',', QString::SkipEmptyParts));
  m_transactionNames[eMyMoney::Transaction::Action::Shrsout] = profilesGroup.readEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::Shrsout),
                                                                       QString(i18nc("Type of operation as in financial statement", "remove")).split(',', QString::SkipEmptyParts));

  m_colTypeNum[Column::Date] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Date), -1);
  m_colTypeNum[Column::Type] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Type), -1);  //use for type col.
  m_colTypeNum[Column::Price] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Price), -1);
  m_colTypeNum[Column::Quantity] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Quantity), -1);
  m_colTypeNum[Column::Amount] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Amount), -1);
  m_colTypeNum[Column::Name] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Name), -1);
  m_colTypeNum[Column::Fee] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Fee), -1);
  m_colTypeNum[Column::Symbol] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Symbol), -1);
  m_colTypeNum[Column::Memo] = -1; // initialize, otherwise random data may go here
  m_feeIsPercentage = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfFeeIsPercentage), false);
  m_feeRate = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfFeeRate), QString());
  m_minFee = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfMinFee), QString());

  m_memoColList = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Memo), QList<int>());
  m_securityName = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfSecurityName), QString());
  m_securitySymbol = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfSecuritySymbol), QString());
  m_dontAsk = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfDontAsk), 0);
  m_priceFraction = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfPriceFraction), 2);

  CSVProfile::readSettings(profilesGroup);
  return exists;
}

void InvestmentProfile::writeSettings(const KSharedConfigPtr &config)
{
  KConfigGroup profilesGroup(config, CSVImporterCore::m_profileConfPrefix.value(type()) + QLatin1Char('-') + m_profileName);
  CSVProfile::writeSettings(profilesGroup);

  profilesGroup.writeEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::Buy),
                           m_transactionNames.value(eMyMoney::Transaction::Action::Buy));
  profilesGroup.writeEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::Sell),
                           m_transactionNames.value(eMyMoney::Transaction::Action::Sell));
  profilesGroup.writeEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::ReinvestDividend),
                           m_transactionNames.value(eMyMoney::Transaction::Action::ReinvestDividend));
  profilesGroup.writeEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::CashDividend),
                           m_transactionNames.value(eMyMoney::Transaction::Action::CashDividend));
  profilesGroup.writeEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::Interest),
                           m_transactionNames.value(eMyMoney::Transaction::Action::Interest));
  profilesGroup.writeEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::Shrsin),
                           m_transactionNames.value(eMyMoney::Transaction::Action::Shrsin));
  profilesGroup.writeEntry(CSVImporterCore::m_transactionConfName.value(eMyMoney::Transaction::Action::Shrsout),
                           m_transactionNames.value(eMyMoney::Transaction::Action::Shrsout));

  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfPriceFraction), m_priceFraction);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfFeeIsPercentage), m_feeIsPercentage);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfFeeRate), m_feeRate);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfMinFee), m_minFee);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfSecurityName), m_securityName);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfSecuritySymbol), m_securitySymbol);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfDontAsk), m_dontAsk);

  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Date),
                           m_colTypeNum.value(Column::Date));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Type),
                           m_colTypeNum.value(Column::Type));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Quantity),
                           m_colTypeNum.value(Column::Quantity));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Amount),
                           m_colTypeNum.value(Column::Amount));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Price),
                           m_colTypeNum.value(Column::Price));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Symbol),
                           m_colTypeNum.value(Column::Symbol));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Name),
                           m_colTypeNum.value(Column::Name));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Fee),
                           m_colTypeNum.value(Column::Fee));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Memo),
                           m_memoColList);
  profilesGroup.config()->sync();
}

bool PricesProfile::readSettings(const KSharedConfigPtr &config)
{
  bool exists = true;
  KConfigGroup profilesGroup(config, CSVImporterCore::m_profileConfPrefix.value(type()) + QLatin1Char('-') + m_profileName);
  if (!profilesGroup.exists())
    exists = false;

  m_colTypeNum[Column::Date] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Date), -1);
  m_colTypeNum[Column::Price] = profilesGroup.readEntry(CSVImporterCore::m_colTypeConfName.value(Column::Price), -1);
  m_priceFraction = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfPriceFraction), 2);
  m_securityName = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfSecurityName), QString());
  m_securitySymbol = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfSecuritySymbol), QString());
  m_currencySymbol = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfCurrencySymbol), QString());
  m_dontAsk = profilesGroup.readEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfDontAsk), 0);

  CSVProfile::readSettings(profilesGroup);
  return exists;
}

void PricesProfile::writeSettings(const KSharedConfigPtr &config)
{
  KConfigGroup profilesGroup(config, CSVImporterCore::m_profileConfPrefix.value(type()) + QLatin1Char('-') + m_profileName);
  CSVProfile::writeSettings(profilesGroup);

  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Date),
                           m_colTypeNum.value(Column::Date));
  profilesGroup.writeEntry(CSVImporterCore::m_colTypeConfName.value(Column::Price),
                           m_colTypeNum.value(Column::Price));
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfPriceFraction), m_priceFraction);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfSecurityName), m_securityName);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfSecuritySymbol), m_securitySymbol);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfCurrencySymbol), m_currencySymbol);
  profilesGroup.writeEntry(CSVImporterCore::m_miscSettingsConfName.value(ConfDontAsk), m_dontAsk);
  profilesGroup.config()->sync();
}

CSVFile::CSVFile() :
  m_columnCount(0),
  m_rowCount(0)
{
  m_parse = new Parse;
  m_model = new QStandardItemModel;
}

CSVFile::~CSVFile()
{
  delete m_parse;
  delete m_model;
}

void CSVFile::getStartEndRow(CSVProfile *profile)
{
  profile->m_endLine = m_rowCount - 1;

  // if trailer lines are specified then remove them here
  if (profile->m_trailerLines)
    profile->m_endLine -= profile->m_trailerLines;

  if (profile->m_startLine > profile->m_endLine)   // Don't allow m_startLine > m_endLine
    profile->m_startLine = profile->m_endLine;
}

void CSVFile::getColumnCount(CSVProfile *profile, const QStringList &rows)
{
  if (rows.isEmpty())
    return;

  QVector<FieldDelimiter> delimiterIndexes;
  if (profile->m_fieldDelimiter == FieldDelimiter::Auto)
    delimiterIndexes = QVector<FieldDelimiter>{FieldDelimiter::Comma, FieldDelimiter::Semicolon, FieldDelimiter::Colon, FieldDelimiter::Tab};  // include all delimiters to test or ...
  else
    delimiterIndexes = QVector<FieldDelimiter>{profile->m_fieldDelimiter};   // ... only the one specified

  QList<int> totalDelimiterCount({0, 0, 0, 0}); //  Total in file for each delimiter
  QList<int> thisDelimiterCount({0, 0, 0, 0});  //  Total in this line for each delimiter
  int colCount = 0;                             //  Total delimiters in this line
  FieldDelimiter possibleDelimiter = FieldDelimiter::Comma;
  m_columnCount = 0;

  foreach (const auto row, rows) {
    foreach(const auto delimiterIndex, delimiterIndexes) {
      m_parse->setFieldDelimiter(delimiterIndex);
      colCount = m_parse->parseLine(row).count(); //  parse each line using each delimiter

      if (colCount > thisDelimiterCount.at((int)delimiterIndex))
        thisDelimiterCount[(int)delimiterIndex] = colCount;

      if (thisDelimiterCount[(int)delimiterIndex] > m_columnCount)
        m_columnCount = thisDelimiterCount.at((int)delimiterIndex);

      totalDelimiterCount[(int)delimiterIndex] += colCount;
      if (totalDelimiterCount.at((int)delimiterIndex) > totalDelimiterCount.at((int)possibleDelimiter))
        possibleDelimiter = delimiterIndex;
    }
  }
  if (delimiterIndexes.count() != 1)                      // if purpose was to autodetect...
    profile->m_fieldDelimiter = possibleDelimiter;        // ... then change field delimiter
  m_parse->setFieldDelimiter(profile->m_fieldDelimiter);  // restore original field delimiter
}

bool CSVFile::getInFileName(QString inFileName)
{
  QFileInfo fileInfo;
  if (!inFileName.isEmpty()) {
    if (inFileName.startsWith(QLatin1Char('~')))
      inFileName.replace(0, 1, QDir::homePath());
    fileInfo = QFileInfo(inFileName);
    if (fileInfo.isFile()) {       // if it is file...
      if (fileInfo.exists()) {     // ...and exists...
        m_inFileName = inFileName; // ...then set as valid filename
        return true;               // ...and return success...
      } else {                     // ...but if not...
        fileInfo.setFile(fileInfo.absolutePath()); //...then set start directory to directory of that file...
        if (!fileInfo.exists())                    //...and if it doesn't exist too...
          fileInfo.setFile(QDir::homePath());      //...then set start directory to home path
      }
    } else if (fileInfo.isDir()) {
      if (fileInfo.exists())
        fileInfo = QFileInfo(inFileName);
      else
        fileInfo.setFile(QDir::homePath());
    }
  } else
    fileInfo = QFileInfo(QDir::homePath());

  QPointer<QFileDialog> dialog = new QFileDialog(nullptr, QString(),
                                                 fileInfo.absoluteFilePath(),
                                                 i18n("CSV Files (*.csv)"));
  dialog->setFileMode(QFileDialog::ExistingFile);
  QUrl url;
  if (dialog->exec() == QDialog::Accepted)
    url = dialog->selectedUrls().first();
  delete dialog;

  if (url.isEmpty()) {
    m_inFileName.clear();
    return false;
  } else
    m_inFileName = url.toDisplayString(QUrl::PreferLocalFile);

  return true;
}

void CSVFile::setupParser(CSVProfile *profile)
{
  if (profile->m_decimalSymbol != DecimalSymbol::Auto)
    m_parse->setDecimalSymbol(profile->m_decimalSymbol);
  m_parse->setFieldDelimiter(profile->m_fieldDelimiter);
  m_parse->setTextDelimiter(profile->m_textDelimiter);
}

void CSVFile::readFile(CSVProfile *profile)
{
  QFile inFile(m_inFileName);
  if (!inFile.exists())
    return;
  inFile.open(QIODevice::ReadOnly);
  QTextStream inStream(&inFile);
  QTextCodec* codec = QTextCodec::codecForMib(profile->m_encodingMIBEnum);
  inStream.setCodec(codec);

  QString buf = inStream.readAll();
  inFile.close();
  m_parse->setTextDelimiter(profile->m_textDelimiter);
  QStringList rows = m_parse->parseFile(buf);        // parse the buffer
  m_rowCount = m_parse->lastLine();                  // won't work without above line
  getColumnCount(profile, rows);
  getStartEndRow(profile);

  // prepare model from rows having rowCount and columnCount
  m_model->clear();
  for (int i = 0; i < m_rowCount; ++i) {
    QList<QStandardItem*> itemList;
    QStringList columns = m_parse->parseLine(rows.takeFirst());  // take instead of read from rows to preserve memory
    for (int j = 0; j < m_columnCount; ++j)
      itemList.append(new QStandardItem(columns.value(j, QString())));
    m_model->appendRow(itemList);
  }
}
