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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of The Qt Company Ltd nor the names of its
**     contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "sqlcontactmodel.h"

#include <QDebug>
#include <QSqlError>
#include <QSqlQuery>

static void createTable()
{
    if (QSqlDatabase::database().tables().contains(QStringLiteral("Contacts"))) {
        // The table already exists; we don't need to do anything.
        return;
    }

    QSqlQuery query;
    if (!query.exec(
        "CREATE TABLE IF NOT EXISTS 'Contacts' ("
        "   'name' TEXT NOT NULL,"
        "   PRIMARY KEY(name)"
        ")")) {
        qFatal("Failed to query database: %s", qPrintable(query.lastError().text()));
    }

    query.exec("INSERT INTO Contacts VALUES('Albert Einstein')");
    query.exec("INSERT INTO Contacts VALUES('Ernest Hemingway')");
    query.exec("INSERT INTO Contacts VALUES('Hans Gude')");
}

SqlContactModel::SqlContactModel(QObject *parent) :
    QSqlQueryModel(parent)
{
    createTable();

    QSqlQuery query;
    if (!query.exec("SELECT * FROM Contacts"))
        qFatal("Contacts SELECT query failed: %s", qPrintable(query.lastError().text()));

    setQuery(query);
    if (lastError().isValid())
        qFatal("Cannot set query on SqlContactModel: %s", qPrintable(lastError().text()));
}