schematypes.cpp

/***************************************************************************
 *   SPDX-FileCopyrightText: 2006 Tobias Koenig <[email protected]>            *
 *   SPDX-FileCopyrightText: 2013 Volker Krause <[email protected]>          *
 *                                                                         *
 *   SPDX-License-Identifier: LGPL-2.0-or-later                            *
 ***************************************************************************/
 
#include "schematypes.h"
 
#include <algorithm>
 
using namespace Akonadi::Server;
 
ColumnDescription::ColumnDescription()
    : size(-1)
    , allowNull(true)
    , isAutoIncrement(false)
    , isPrimaryKey(false)
    , isUnique(false)
    , isEnum(false)
    , onUpdate(Cascade)
    , onDelete(Cascade)
    , noUpdate(false)
{
}
 
IndexDescription::IndexDescription()
    : isUnique(false)
{
}
 
DataDescription::DataDescription()
{
}
 
TableDescription::TableDescription()
{
}
 
int TableDescription::primaryKeyColumnCount() const
{
    return std::count_if(columns.constBegin(), columns.constEnd(), [](const ColumnDescription &col) {
        return col.isPrimaryKey;
    });
}
 
RelationDescription::RelationDescription()
{
}
 
RelationTableDescription::RelationTableDescription(const RelationDescription &relation)
    : TableDescription()
{
    name = relation.firstTable + relation.secondTable + QStringLiteral("Relation");
 
    columns.reserve(2);
    ColumnDescription column;
    column.type = QStringLiteral("qint64");
    column.allowNull = false;
    column.isPrimaryKey = true;
    column.onUpdate = ColumnDescription::Cascade;
    column.onDelete = ColumnDescription::Cascade;
    column.name = relation.firstTable + QLatin1Char('_') + relation.firstColumn;
    column.refTable = relation.firstTable;
    column.refColumn = relation.firstColumn;
    columns.push_back(column);
    IndexDescription index;
    index.name = QStringLiteral("%1Index").arg(column.name);
    index.columns = QStringList{column.name};
    index.isUnique = false;
    indexes.push_back(index);
 
    column.name = relation.secondTable + QLatin1Char('_') + relation.secondColumn;
    column.refTable = relation.secondTable;
    column.refColumn = relation.secondColumn;
    columns.push_back(column);
    index.name = QStringLiteral("%1Index").arg(column.name);
    index.columns = QStringList{column.name};
    indexes.push_back(index);
 
    indexes += relation.indexes;
}