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

#pragma once

#include "logger.h"

#include <QAbstractTableModel>
#include <QSortFilterProxyModel>
#include <QSqlDatabase>

namespace DBUpdate
{
//TODO: when a new global schema is defined, should be also added here. Or dynamic collect the schemas. Current status: 2022.10.06
static const QStringList &global_schemas = { QStringLiteral("AES"),
                                             QStringLiteral("ASM"),
                                             QStringLiteral("AVM"),
                                             QStringLiteral("CORE"),
                                             QStringLiteral("EXM"),
                                             QStringLiteral("FLM"),
                                             QStringLiteral("FLT"),
                                             QStringLiteral("GNA"),
                                             QStringLiteral("ISM"),
                                             QStringLiteral("MDM"),
                                             QStringLiteral("MSG"),
                                             QStringLiteral("NOM"),
                                             QStringLiteral("OPM"),
                                             QStringLiteral("PDM"),
                                             QStringLiteral("PPM"),
                                             QStringLiteral("SOM"),
                                             QStringLiteral("SRM"),
                                             QStringLiteral("TAB"),
                                             QStringLiteral("WHG"),
                                             QStringLiteral("PUBLIC")
                                           };


struct GlobalUpdate
{
  QString schema;
  QString version = QStringLiteral("0.000");
  QString description = QStringLiteral("no available information");
  qint64 updated = 0;
  bool isChecked = false;
};

class  GlobalUpdatesModel : public QAbstractTableModel
{
  Q_OBJECT

public:
  enum Columns
  {
    Schema,
    Version,
    Description,
    Updated
  };

  explicit GlobalUpdatesModel(QObject *parent = nullptr);
  ~GlobalUpdatesModel();

  bool initModel(const QSqlDatabase &db, const QString &version = QStringLiteral("0.00"), QStringList schemas = global_schemas);

  QVariant data(const QModelIndex &, int) const override final;
  bool setData(const QModelIndex &index, const QVariant &value, int role) override final;
  Qt::ItemFlags flags(const QModelIndex &index) const override final;

  int rowCount(const QModelIndex &parent) const override final;
  int columnCount(const QModelIndex &parent) const override final;
  QVariant headerData(int section, Qt::Orientation orientation, int role) const override final;
  GlobalUpdate getRowData(int row) const;
  bool insertRow(const GlobalUpdate &item);

  QStringList getSchemasToUpdate();

  const QString getLastUpdate() { return m_lastUpdate; }

  friend class GlobalUpdatesProxyModel;

private:
  QString m_lastUpdate = QStringLiteral("0.000");
  QVector<GlobalUpdate> m_vecData;
  LOGGER_T m_logger;
};

class GlobalUpdatesProxyModel final : public QSortFilterProxyModel
{
  Q_OBJECT
public:
  using QSortFilterProxyModel::QSortFilterProxyModel;
  void setSourceModel(QAbstractItemModel *sourceModel) override;
protected:
  bool lessThan(const QModelIndex &source_left, const QModelIndex &source_right) const override;
private:
  GlobalUpdatesModel *m_sourceModel = nullptr;
};

}