/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact:  Qt Software Information (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
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**************************************************************************/

#include "formclasswizard.h"
#include "formclasswizarddialog.h"
#include "designerconstants.h"
#include "formwindoweditor.h"

#include <coreplugin/icore.h>
#include <cppeditor/cppeditorconstants.h>
#include <cpptools/cpptoolsconstants.h>

#include <QtCore/QFile>
#include <QtCore/QDir>
#include <QtCore/QDebug>
#include <QtCore/QSettings>

using namespace Designer;
using namespace Designer::Internal;

FormClassWizard::FormClassWizard(const BaseFileWizardParameters &parameters,  QObject *parent)
  : Core::BaseFileWizard(parameters, parent)
{
}

QString FormClassWizard::headerSuffix() const
{
    return preferredSuffix(QLatin1String(CppEditor::Constants::CPP_HEADER_MIMETYPE));
}

QString FormClassWizard::sourceSuffix() const
{
    return preferredSuffix(QLatin1String(CppEditor::Constants::CPP_SOURCE_MIMETYPE));
}

QString FormClassWizard::formSuffix() const
{
    return preferredSuffix(QLatin1String(Constants::FORM_MIMETYPE));
}

// Retrieve settings of CppTools plugin.
static inline bool lowerCaseFiles()
{
    QString lowerCaseSettingsKey = QLatin1String(CppTools::Constants::CPPTOOLS_SETTINGSGROUP);
    lowerCaseSettingsKey += QLatin1Char('/');
    lowerCaseSettingsKey += QLatin1String(CppTools::Constants::LOWERCASE_CPPFILES_KEY);
    const bool lowerCaseDefault = CppTools::Constants::lowerCaseFilesDefault;
    return Core::ICore::instance()->settings()->value(lowerCaseSettingsKey, QVariant(lowerCaseDefault)).toBool();
}

QWizard *FormClassWizard::createWizardDialog(QWidget *parent,
                                             const QString &defaultPath,
                                             const WizardPageList &extensionPages) const
{
    FormClassWizardDialog *wizardDialog = new FormClassWizardDialog(extensionPages,
                                                                    parent);
    wizardDialog->setPath(defaultPath);
    return wizardDialog;
}

Core::GeneratedFiles FormClassWizard::generateFiles(const QWizard *w, QString *errorMessage) const
{
    const FormClassWizardDialog *wizardDialog = qobject_cast<const FormClassWizardDialog *>(w);
    const FormClassWizardParameters params = wizardDialog->parameters();

    if (params.uiTemplate.isEmpty()) {
        *errorMessage = tr("Internal error: FormClassWizard::generateFiles: empty template contents");
        return Core::GeneratedFiles();
    }

    // header
    const QString formFileName = buildFileName(params.path, params.uiFile, formSuffix());
    const QString headerFileName = buildFileName(params.path, params.headerFile, headerSuffix());
    const QString sourceFileName = buildFileName(params.path, params.sourceFile, sourceSuffix());

    Core::GeneratedFile headerFile(headerFileName);
    headerFile.setEditorKind(QLatin1String(CppEditor::Constants::CPPEDITOR_KIND));

    // Source
    Core::GeneratedFile sourceFile(sourceFileName);
    sourceFile.setEditorKind(QLatin1String(CppEditor::Constants::CPPEDITOR_KIND));

    // UI
    Core::GeneratedFile uiFile(formFileName);
    uiFile.setContents(params.uiTemplate);
    uiFile.setEditorKind(QLatin1String(Constants::C_FORMEDITOR));

    QString source, header;
    params.generateCpp(&header, &source);
    sourceFile.setContents(source);
    headerFile.setContents(header);

    if (Designer::Constants::Internal::debug)
        qDebug() << Q_FUNC_INFO << '\n' << header << '\n' << source;

    return  Core::GeneratedFiles() << headerFile << sourceFile << uiFile;
}