/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** 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.
**
** 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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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****************************************************************************/

#ifndef SUBVERSIONPLUGIN_H
#define SUBVERSIONPLUGIN_H

#include "subversionsettings.h"

#include <vcsbase/vcsbaseplugin.h>
#include <QStringList>

QT_BEGIN_NAMESPACE
class QDir;
class QAction;
class QTextCodec;
QT_END_NAMESPACE

namespace Core {
    class IVersionControl;
    class IEditor;
}
namespace Utils {
    class ParameterAction;
}

namespace VcsBase {
    class VcsBaseSubmitEditor;
}

namespace Locator {
    class CommandLocator;
}

namespace Subversion {
namespace Internal {

class SubversionSubmitEditor;
class SubversionControl;
struct SubversionDiffParameters;

struct SubversionResponse
{
    SubversionResponse() : error(false) {}
    bool error;
    QString stdOut;
    QString stdErr;
    QString message;
};

class SubversionPlugin : public VcsBase::VcsBasePlugin
{
    Q_OBJECT
    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QtCreatorPlugin" FILE "Subversion.json")

public:
    SubversionPlugin();
    ~SubversionPlugin();

    bool initialize(const QStringList &arguments, QString *errorMessage);

    void svnDiff(const QString  &workingDir, const QStringList &files, QString diffname = QString());

    SubversionSubmitEditor *openSubversionSubmitEditor(const QString &fileName);

    SubversionSettings settings() const;
    void setSettings(const SubversionSettings &s);

    // IVersionControl
    bool vcsAdd(const QString &workingDir, const QString &fileName);
    bool vcsDelete(const QString &workingDir, const QString &fileName);
    bool vcsMove(const QString &workingDir, const QString &from, const QString &to);
    bool managesDirectory(const QString &directory, QString *topLevel = 0) const;
    bool managesFile(const QString &workingDirectory, const QString &fileName) const;
    bool vcsCheckout(const QString &directory, const QByteArray &url);
    QString vcsGetRepositoryURL(const QString &directory);

    static SubversionPlugin *instance();

    // Add authorization options to the command line arguments.
    static QStringList addAuthenticationOptions(const QStringList &args,
                                                const QString &userName = QString(),
                                                const QString &password = QString());

    class Version {
    public:
        int majorVersion;
        int minorVersion;
        int patchVersion;
    };

    Version svnVersion();

public slots:
    void vcsAnnotate(const QString &workingDir, const QString &file,
                     const QString &revision = QString(), int lineNumber = -1);
    void svnDiff(const Subversion::Internal::SubversionDiffParameters &p);

private slots:
    void addCurrentFile();
    void revertCurrentFile();
    void diffProject();
    void diffCurrentFile();
    void startCommitAll();
    void startCommitProject();
    void startCommitCurrentFile();
    void revertAll();
    void filelogCurrentFile();
    void annotateCurrentFile();
    void annotateVersion(const QString &workingDirectory, const QString &file, const QString &revision, int lineNumber);
    void projectStatus();
    void describe(const QString &source, const QString &changeNr);
    void slotDescribe();
    void updateProject();
    void submitCurrentLog();
    void diffCommitFiles(const QStringList &);
    void logProject();
    void logRepository();
    void diffRepository();
    void statusRepository();
    void updateRepository();
#ifdef WITH_TESTS
    void testDiffFileResolving_data();
    void testDiffFileResolving();
    void testLogResolving();
#endif

protected:
    void updateActions(VcsBase::VcsBasePlugin::ActionState);
    bool submitEditorAboutToClose();

private:
    inline bool isCommitEditorOpen() const;
    Core::IEditor * showOutputInEditor(const QString& title, const QString &output,
                                       int editorType, const QString &source,
                                       QTextCodec *codec);
    // Run using the settings' authentication options.
    SubversionResponse runSvn(const QString &workingDir,
                              const QStringList &arguments, int timeOut,
                              unsigned flags, QTextCodec *outputCodec = 0) const;
    // Run using custom authentication options.
    SubversionResponse runSvn(const QString &workingDir,
                              const QString &userName, const QString &password,
                              const QStringList &arguments, int timeOut,
                              unsigned flags, QTextCodec *outputCodec = 0) const;

    void filelog(const QString &workingDir,
                 const QString &file = QString(),
                 bool enableAnnotationContextMenu = false);
    void svnStatus(const QString &workingDir, const QString &relativePath = QString());
    void svnUpdate(const QString &workingDir, const QString &relativePath = QString());
    bool checkSVNSubDir(const QDir &directory, const QString &fileName = QString()) const;
    void startCommit(const QString &workingDir, const QStringList &files = QStringList());
    bool commit(const QString &messageFile, const QStringList &subVersionFileList);
    void cleanCommitMessageFile();
    inline SubversionControl *subVersionControl() const;

    const QStringList m_svnDirectories;

    SubversionSettings m_settings;
    QString m_commitMessageFileName;
    QString m_commitRepository;

    Locator::CommandLocator *m_commandLocator;
    Utils::ParameterAction *m_addAction;
    Utils::ParameterAction *m_deleteAction;
    Utils::ParameterAction *m_revertAction;
    Utils::ParameterAction *m_diffProjectAction;
    Utils::ParameterAction *m_diffCurrentAction;
    Utils::ParameterAction *m_logProjectAction;
    QAction *m_logRepositoryAction;
    QAction *m_commitAllAction;
    QAction *m_revertRepositoryAction;
    QAction *m_diffRepositoryAction;
    QAction *m_statusRepositoryAction;
    QAction *m_updateRepositoryAction;
    Utils::ParameterAction *m_commitCurrentAction;
    Utils::ParameterAction *m_filelogCurrentAction;
    Utils::ParameterAction *m_annotateCurrentAction;
    Utils::ParameterAction *m_statusProjectAction;
    Utils::ParameterAction *m_updateProjectAction;
    Utils::ParameterAction *m_commitProjectAction;
    QAction *m_describeAction;

    QAction *m_submitCurrentLogAction;
    QAction *m_submitDiffAction;
    QAction *m_submitUndoAction;
    QAction *m_submitRedoAction;
    QAction *m_menuAction;
    bool    m_submitActionTriggered;

    QString m_svnVersionBinary;
    QString m_svnVersion;

    static SubversionPlugin *m_subversionPluginInstance;
};

} // namespace Subversion
} // namespace Internal

#endif // SUBVERSIONPLUGIN_H