Initial commit

Lts/Tools/DBUpdate/global_updates_model.cpp

@@ -0,0 +1,243 @@
+/**
+  * @RDE_HEADER@
+  * DBUpdate - Global updates model
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  *
+  * Created by Iuliana Ojog, 2021-02-17
+  */
+
+#include "global_updates_model.h"
+#include <ngldb/nsqlquery.h>
+#include <ngltools/ngltools_dtg.h>
+#include <QStringList>
+
+namespace DBUpdate
+{
+GlobalUpdatesModel::GlobalUpdatesModel(QObject *parent)
+  : QAbstractTableModel(parent)
+  , m_logger(getLogger("GlobalUpdatesModel"))
+{
+}
+
+GlobalUpdatesModel::~GlobalUpdatesModel()
+{
+}
+
+bool GlobalUpdatesModel::initModel(const QSqlDatabase &db, const QString &version, QStringList schemas)
+{
+  beginResetModel();
+  m_vecData.clear();
+  endResetModel();
+
+  // no global updates
+  if (schemas.contains(QStringLiteral("NONE"), Qt::CaseInsensitive))
+    return true;
+
+  // all global schemas
+  if (schemas.contains(QStringLiteral("ALL"), Qt::CaseInsensitive))
+    schemas = global_schemas;
+
+  NSqlQuery q(db);
+  q.setForwardOnly(false);
+
+  int upperVersion = version.split(QLatin1Char('.')).at(0).toInt();
+  int versionInt = version.section(QLatin1Char('.'), 1).toInt();
+  DEBUG_LOG(m_logger) << "versionInt: " << versionInt;
+  DEBUG_LOG(m_logger) << "upperVersion: " << upperVersion;
+
+  for (const QString &schema: qAsConst(schemas))
+  {
+    GlobalUpdate gu;
+    gu.schema = schema;
+    gu.isChecked = false;
+    QString stmt = QStringLiteral("SELECT id, version, description, updated, success FROM ") + schema
+        + QStringLiteral(".db_version WHERE success = true ORDER BY cast(regexp_replace(split_part(version,'.',1),'[^0-9]', '', 'g') as integer ) DESC"
+                         ", cast(regexp_replace(split_part(version,'.',2),'[^0-9]', '', 'g') as integer ) DESC,  updated DESC LIMIT 1;");
+    if (q.execAndFetch(stmt))
+    {
+      gu.version     = q.value(1).toString();
+      gu.description = q.value(2).toString();
+      gu.updated     = q.value(3).toLongLong();
+    }
+    int upperGuVersion = gu.version.split(QLatin1Char('.')).at(0).toInt();
+    int guVersion = gu.version.section(QLatin1Char('.'), 1).toInt();
+    DEBUG_LOG(m_logger) << "guVersion: " << guVersion;
+    DEBUG_LOG(m_logger) << "upperGuVersion: " << upperGuVersion;
+
+    if (upperGuVersion <= upperVersion && guVersion < versionInt)
+      gu.isChecked = true;
+
+    int lastUpperVersion = m_lastUpdate.split(QLatin1Char('.')).at(0).toInt();
+    int lastUpdateInt = m_lastUpdate.section(QLatin1Char('.'), 1).toInt();
+    DEBUG_LOG(m_logger) << "lastUpdateInt: " << lastUpdateInt;
+    DEBUG_LOG(m_logger) << "lastUpperVersion: " << lastUpperVersion;
+    DEBUG_LOG(m_logger) << "gu.version: " << gu.version << ", lastUpdate: " << m_lastUpdate;
+
+    if ( upperGuVersion > lastUpperVersion )
+      m_lastUpdate = gu.version;
+    else if ( upperGuVersion == lastUpperVersion && guVersion >= lastUpdateInt)
+      m_lastUpdate = gu.version;
+    insertRow(gu);
+  }
+
+  INFO_LOG(m_logger) << "initModel - #global updates: " << m_vecData.size();
+
+  return true;
+}
+
+
+QVariant GlobalUpdatesModel::data(const QModelIndex &index, int role) const
+{
+  if (!index.isValid() || index.row() >= m_vecData.size())
+    return QVariant();
+
+  const GlobalUpdate &gu = m_vecData.at(index.row());
+
+  if (role == Qt::DisplayRole)
+  {
+    switch (index.column())
+    {
+    case Schema:
+      return QString(gu.schema);
+    case Version:
+      return QString(gu.version);
+    case Description:
+      return QString(gu.description);
+    case Updated:
+      return DTG::toStringMSec(gu.updated);
+    }
+  }
+  else if (role == Qt::CheckStateRole)
+  {
+    // CheckBoxes only for columns that are actually checkable
+    if (!flags(index).testFlag(Qt::ItemIsUserCheckable))
+      return QVariant();
+
+    if (index.column() == Columns::Schema)
+      return gu.isChecked ? Qt::Checked : Qt::Unchecked;
+  }
+  return QVariant();
+}
+
+int GlobalUpdatesModel::rowCount(const QModelIndex &parent) const
+{
+  return parent.isValid() ? 0 : m_vecData.size();
+}
+
+int GlobalUpdatesModel::columnCount(const QModelIndex &parent) const
+{
+  return parent.isValid() ? 0 : Columns::Updated + 1;
+}
+
+QVariant GlobalUpdatesModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+  if (orientation == Qt::Horizontal
+      && role == Qt::DisplayRole)
+  {
+    Columns col = static_cast<Columns>(section);
+    switch (col)
+    {
+    case Schema:
+      return tr("Schema");
+    case Version:
+      return tr("Version");
+    case Description:
+      return tr("Description");
+    case Updated:
+      return tr("Updated");
+    }
+  }
+  return QAbstractTableModel::headerData(section, orientation, role);
+}
+
+GlobalUpdate GlobalUpdatesModel::getRowData(int row) const
+{
+  if (row < 0 || row >= m_vecData.size())
+    return GlobalUpdate();
+  return m_vecData.at(row);
+}
+
+bool GlobalUpdatesModel::insertRow(const GlobalUpdate &item)
+{
+  beginInsertRows(QModelIndex(), m_vecData.size(), m_vecData.size());
+  m_vecData.append(item);
+  endInsertRows();
+  return true;
+}
+
+Qt::ItemFlags GlobalUpdatesModel::flags(const QModelIndex &index) const
+{
+  auto f = QAbstractTableModel::flags(index);
+  if (!index.isValid() || index.row() >= m_vecData.size())
+    return f;
+  if (index.column() == Columns::Schema)
+    f.setFlag(Qt::ItemIsUserCheckable);
+  //if (!m_vecData[index.row()].isChecked)
+  //  f.setFlag(Qt::ItemIsEnabled, false);
+  f.setFlag(Qt::ItemIsEditable, false);
+  f.setFlag(Qt::ItemIsSelectable, true);
+  return f;
+}
+
+bool GlobalUpdatesModel::setData(const QModelIndex &index, const QVariant &value, int role)
+{
+  if (!index.isValid())
+    return false;
+
+  if (role != Qt::CheckStateRole)
+    return false;
+
+  if (!value.canConvert<bool>())
+    return false;
+
+  bool bVal = value.toBool();
+
+  GlobalUpdate &data = m_vecData[index.row()];
+  if (data.isChecked != bVal)
+  {
+    data.isChecked = bVal;
+    emit dataChanged(index, index);
+  }
+  return true;
+}
+
+QStringList GlobalUpdatesModel::getSchemasToUpdate()
+{
+  QStringList schemas;
+
+  for(const GlobalUpdate &gu : qAsConst(m_vecData))
+  {
+    if (gu.isChecked)
+      schemas << gu.schema;
+  }
+
+  return schemas;
+}
+
+void GlobalUpdatesProxyModel::setSourceModel(QAbstractItemModel *sourceModel)
+{
+  m_sourceModel = qobject_cast<GlobalUpdatesModel*>(sourceModel);
+  QSortFilterProxyModel::setSourceModel(sourceModel);
+}
+
+bool GlobalUpdatesProxyModel::lessThan(const QModelIndex &source_left, const QModelIndex &source_right) const
+{
+  if (!m_sourceModel ||
+      source_left.column() != source_right.column() ||
+      !source_left.isValid() ||
+      !source_right.isValid())
+    return QSortFilterProxyModel::lessThan(source_left, source_right);
+  const auto &dataLeft = m_sourceModel->m_vecData.at(source_left.row());
+  const auto dataRight = m_sourceModel->m_vecData.at(source_right.row());
+  switch (source_left.column())
+  {
+  case GlobalUpdatesModel::Updated:
+    return dataLeft.updated < dataRight.updated;
+  }
+  return QSortFilterProxyModel::lessThan(source_left, source_right);
+}
+
+
+} // namespace