/**
 * @RDE_HEADER@
 * PDM Custom functions (extends pdmm_dtc_impl.cpp/.h)
 * $Id$
 * $HeadURL$
 * $Author$
 * Created by Iuliana Ojog, SLSE, 2016-11-26
 */

#include "opm_dtc_impl_custom.h"
#include <QJsonArray>
#include <QJsonDocument>
#include <QJsonObject>
#include <QVariantList>
#include <QVector>
#include <DDS/DTC/generic_dtc.h>
#include <DDS/Generic/generic_data_reader.h>

namespace OperatorManagement
{
namespace Interface
{
DtcImplCustom::DtcImplCustom(const std::shared_ptr<DDSConnector::DdsConnector> &ddsConnector)
    : DtcImpl(ddsConnector)
{
}

QVector<int> DtcImplCustom::getOperatorsByOperatorRight(int operatorRight)
{
  QVector<int> ret;

  DEBUG_LOG(m_logger) << "OperatorRight: " << operatorRight;
  for (const User &user : qAsConst(m_userCont))
  {
    for (int acl : user.effectiveAcls())
    {
      if (operatorRight != acl)
        continue;

      DEBUG_LOG(m_logger) << "Found acl in Operator " << user.id() << ", operatorRight=" << operatorRight << ", acl=" << acl;
      ret.append(user.id());
      break;
    }
  }

  return ret;
}

QVector<int> DtcImplCustom::operatorForExerciseParty(int exerciseId, int partyId)
{
  QVector<int> ret = {};

  DEBUG_LOG(m_logger) << LOGFUNCTION << " exerciseId: " << exerciseId << ", partyId: " << partyId;

  for (const User &user : qAsConst(m_userCont))
  {
    const auto visiblePartiesByExercise = user.visiblePartiesByExercise();
    for (const auto &pbe : visiblePartiesByExercise)
    {
      if (pbe.exerciseId() != exerciseId)
        continue;

      if (!pbe.visibleParties().is_set())
        continue;

      std::vector<int32_t> hiddenParties = {};
      if (pbe.hiddenParties().is_set())
        hiddenParties = pbe.hiddenParties().get();

      for (const auto &id : pbe.visibleParties().get())
      {
        if (id != partyId)
          continue;

        bool isHidden = false;
        for (const int &hiddenId : hiddenParties)
        {
          if (hiddenId != partyId)
            continue;
          isHidden = true;
        }

        if (!isHidden)
          ret.append(user.id());
      }
    }
  }
  return ret;
}

bool DtcImplCustom::sendAdlerNotification(const QString &jsonStr, const int exerciseId, const int partyId, const int notificationType)
{
  bool found = false;

  DEBUG_LOG(m_logger) << "sendAdlerNotification"
                       << ", jsonStr:" << jsonStr
                       << ", exercieId: " << exerciseId
                       << ", partyId: " << partyId
                       << ", notificationType" << notificationType;
  QJsonDocument doc = QJsonDocument::fromJson(jsonStr.toUtf8());
  if (!doc.isObject())
  {
    DEBUG_LOG(m_logger) << "sendAdlerNotification !doc.isObject()";
    return true;
  }

  if (!doc.object().contains(QStringLiteral("Exercises")))
  {
    DEBUG_LOG(m_logger) << "sendAdlerNotification no Exercises";
    return true;
  }

  DEBUG_LOG(m_logger) << "sendAdlerNotification";

  const QJsonArray &exercisesArr = doc.object().value(QStringLiteral("Exercises")).toArray();
  for (const QJsonValue &exercisesVal : qAsConst(exercisesArr))
  {
    const QJsonObject exercisesObj = exercisesVal.toObject();

    // 1. exerciseId pruefen
    if (exercisesObj.value(QStringLiteral("exerciseId")).toInt() != exerciseId)
    {
      DEBUG_LOG(m_logger) << "continue exerciseId=" << exerciseId
                          << ", properties exerciseId=" << exercisesObj.value(QStringLiteral("exerciseId")).toInt();
      continue;
    }

    if (!exercisesObj.contains(QStringLiteral("suppressNotifications")))
    {
      DEBUG_LOG(m_logger) << "return !exercisesObj.contains suppressNotifications";
      return true;
    }

    DEBUG_LOG(m_logger) << "sendAdlerNotification Array durchlaufen";
    // 2. Array durchlaufen
    QJsonArray notifications = exercisesObj.value(QStringLiteral("suppressNotifications")).toArray();

    for (const QJsonValue &val : qAsConst(notifications))
    {
      DEBUG_LOG(m_logger) << "sendAdlerNotification notifications";
      const QJsonObject entry = val.toObject();
      if (entry.value(QStringLiteral("partyId")).toInt() == partyId)
      {
        DEBUG_LOG(m_logger) << "sendAdlerNotification partyId=" << partyId;
        if (entry.contains(QStringLiteral("NotificationType")))
        {
          DEBUG_LOG(m_logger) << "sendAdlerNotification contains NotificationType"
                               << ", NotificationType=" << entry.value(QStringLiteral("NotificationType")).toInt()
                               << ", notificationType" << notificationType;
          if (entry.value(QStringLiteral("NotificationType")).toInt() == notificationType)
          {
            DEBUG_LOG(m_logger) << "sendAdlerNotification contains NotificationType = AdlerNotification found = true";
            found = true;
          }
        }
      }
    }
  }
  return !found;
}

QVector<int> DtcImplCustom::getNotificationRecipents(const int exerciseId, const int partyId, const int operatorRight, const int notificationType)
{
  const QVector<int> operatorsByOperatorRight = getOperatorsByOperatorRight(operatorRight);
  QVector<int> operatorIds;

  for (const auto &userId : operatorsByOperatorRight)
  {
    bool inExercise = false;
    const auto user = m_userCont.value(userId);
    // Only include operators who are assigned to the exercise.
    for (const auto &exerciseIdUser : qAsConst(user.exerciseIds()))
    {
      if (exerciseIdUser == exerciseId)
      {
        inExercise = true;
        break;
      }
    }
    if (!inExercise)
    {
      DEBUG_LOG(m_logger) << "Operator name=" << user.name() << " not in Exercise id=" << exerciseId;
      continue;
    }
    DEBUG_LOG(m_logger) << "getNotificationRecipents OperatorId" << user.id() << ", Name=" << user.name() << ", properties=" << user.properties();
    if (isAdlerAllowedParty(exerciseId, partyId, user.id()) &&
        sendAdlerNotification(QString::fromStdString(user.properties()), exerciseId, partyId, notificationType))
      operatorIds.push_back(user.id());
  }
  return operatorIds;
}

bool DtcImplCustom::isAdlerAllowedParty(int exerciseId, int partyId, int operatorId)
{
  DEBUG_LOG(m_logger) << LOGFUNCTION << " exerciseId: " << exerciseId << ", partyId: "
                      << partyId << ", operatorId: " << operatorId;

  const auto visiblePartiesByExercise = m_userCont[operatorId].visiblePartiesByExercise();
  for (const auto &pbe : visiblePartiesByExercise)
  {
    if (pbe.exerciseId() != exerciseId)
      continue;

    const QJsonObject propsObj(QJsonDocument::fromJson(QByteArray::fromStdString(pbe.properties())).object());
    const QJsonArray parties = propsObj.value(QStringLiteral("adlerAllowed")).toArray();

    for (const QJsonValue &val : parties)
    {
      const int id = val.toInt();
      if (id != partyId)
        continue;

      return true;
    }
  }
  return false;
}

} // namespace Interface
} // namespace OperatorManagement