/**
  * @RDE_HEADER@
  * DBUpdate
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Iuliana Ojog, 2021-02-17
  */

#include "db_update.h"
#include <NGLLogger/INGLLogger.h>
#include <nglapplication/nglapplication.h>
#include <nglapplication/nglcoreapplication.h>
#include <ngltranslator/ngltranslator.h>
#include <LtsCommandLineParser/LtsCommandLineParser.h>
#include <QInputDialog>

class CmdLineParser : public LtsCommandLineParser::LtsCommandLineParser
{
public:
  CmdLineParser()
    : LtsCommandLineParser(ProvideCommandLineParameterOptions::None)
  {
    addOption({{QStringLiteral("l"), QStringLiteral("lang")},
               QStringLiteral("Language iso code to use (de_DE, en_GB, en_US)"),
               QStringLiteral("<locale iso code>")
              });
    addOption({{QStringLiteral("u"), QStringLiteral("update")},
               QStringLiteral("Update file (*.upd)"),
               QStringLiteral("<update file>")
              });
    addOption({{QStringLiteral("p"), QStringLiteral("pass")},
               QStringLiteral("Password"),
               QStringLiteral("<password>")
              });
    addOption({{QStringLiteral("g"), QStringLiteral("only generate sql")},
               QStringLiteral("Only generate sql (do no execute)")
              });
    addOption({{QStringLiteral("b"), QStringLiteral("Backup first")},
               QStringLiteral("Make a database backup first")
              });
  }
  bool onlyGenerate() const
  {
    return isSet(QStringLiteral("g"));
  }
  bool withBackup() const
  {
    return isSet(QStringLiteral("b"));
  }
  QString langIsoCode() const { return value(QStringLiteral("l")); }
  QString updateFile() const { return value(QStringLiteral("u")); }
  QString pass() const { return value(QStringLiteral("p")); }
};

int main(int argc, char *argv[])
{
  int retval = -1;
  bool bHeadless = false;
  for (int i = 1; i < argc; ++i)
  {
    if (strcmp(argv[i], "-u") == 0) // given the update file on commando line
    {
      bHeadless = true;
      break;
    }
  }
  QScopedPointer<QCoreApplication> app;
  app.reset(bHeadless ? dynamic_cast<QCoreApplication*>(new NGLCoreApplication(argc, argv))
                      : dynamic_cast<QCoreApplication*>(new NGLApplication(argc, argv)));
  QCoreApplication::setApplicationName(QLatin1String("DBUpdate"));
  QCoreApplication::setOrganizationName(QLatin1String("RME"));

  if (!bHeadless)
    app->setAttribute(Qt::AA_UseHighDpiPixmaps);

  NGL::LoggerHandler *lh = dynamic_cast<NGL::LoggerHandler*>(app.data());
  lh->createLogger("dbu", "log4cxx_dbu.props");
  NGL::INGLLogger &logger = lh->baseLogger();

  // Parse Options
  CmdLineParser options;
  if (!options.init())
    return retval;

  // Set Translation
  QString langIsoCode = options.langIsoCode();
  if (langIsoCode.isEmpty())
    langIsoCode = QLocale::system().name();
  NGL::setTranslationLocale(langIsoCode.toLatin1());

  STARTUP_LOG(logger);

  if (bHeadless)
  {
    QString pwd = options.pass();
    if (pwd.isEmpty() || pwd != QStringLiteral("geheim"))
    {
      ERROR_LOG(logger) << "Incorrect password !!!";
      return -3;
    }

    DEBUG_LOG(logger) << "Running headless, update file: " << options.updateFile() << ", Generate only: " << options.onlyGenerate();
    DBUpdate::DBUpdateRun *up = new DBUpdate::DBUpdateRun(options.updateFile(), options.onlyGenerate(), options.withBackup());
    if (!up->init())
    {
      ERROR_LOG(logger) << "Failed to init DBUpdateHeadless";
      return -2;
    }
    if (!up->runUpdate())
    {
      ERROR_LOG(logger) << "Failed to run update: " << options.updateFile();
      return -1;
    }
    retval = 0;
  }
  else
  {
    bool ok;
    QString pass = QInputDialog::getText(nullptr,
                                         QCoreApplication::tr("Password"),
                                         QCoreApplication::tr("Please enter the password:"), QLineEdit::Password,
                                         QString(), &ok); // blocking, no event loop needed

    if (!ok || pass.isEmpty() || pass.toLower() != QStringLiteral("geheim"))
    {
      ERROR_LOG(logger) << "Incorrect password !!!";
      return -3;
    }

    QScopedPointer<DBUpdate::DBUpdate> mainWindow(new DBUpdate::DBUpdate);
    if (!mainWindow->init())
    {
      ERROR_LOG(logger) << "Failed to init DBUpdate";
      return -2;
    }
    mainWindow->show();
    QGuiApplication::setQuitOnLastWindowClosed(true);
    retval = QCoreApplication::exec();
    if (retval < 0)
      ERROR_LOG(logger) << "Failed: " << retval;
  }

  SHUTDOWN_LOG(logger);

  return retval;
}