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/****************************************************************************
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**
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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
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**
** GNU Lesser General Public License Usage
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** 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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
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****************************************************************************/
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#ifndef CMAKEVALIDATOR_H
#define CMAKEVALIDATOR_H
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#include <QObject>
#include <QString>
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#include <QStringList>
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#include <texteditor/codeassist/keywordscompletionassist.h>
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QT_FORWARD_DECLARE_CLASS(QProcess)
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namespace CMakeProjectManager {
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namespace Internal {

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class CMakeValidator : public QObject
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{
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    Q_OBJECT
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public:
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    CMakeValidator();
    ~CMakeValidator();

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    enum State { Invalid, RunningBasic, RunningFunctionList, RunningFunctionDetails,
                 RunningPropertyList, RunningVariableList, RunningDone };
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    void cancel();
    bool isValid() const;

    void setCMakeExecutable(const QString &executable);
    QString cmakeExecutable() const;
    bool hasCodeBlocksMsvcGenerator() const;
    bool hasCodeBlocksNinjaGenerator() const;
    TextEditor::Keywords keywords();
private slots:
    void finished(int exitCode);

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private:
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    void finishStep();
    void startNextStep();
    bool startProcess(const QStringList &args);
    void parseFunctionOutput(const QByteArray &output);
    void parseFunctionDetailsOutput(const QByteArray &output);
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    void parseVariableOutput(const QByteArray &output);
    void parseDone();
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    QString formatFunctionDetails(const QString &command, const QString &args);
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    State m_state;
    QProcess *m_process;
    bool m_hasCodeBlocksMsvcGenerator;
    bool m_hasCodeBlocksNinjaGenerator;
    QString m_executable;

    QMap<QString, QStringList> m_functionArgs;
    QStringList m_variables;
    QStringList m_functions;
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};

} // namespace Internal
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} // namespace CMakeProjectManager
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#endif // CMAKEVALIDATOR_H