/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <qmap.h>
#include <qstring.h>
#include <qstringlist.h>
#include <qlist.h>
#include <qbuffer.h>
#include <qtextstream.h>
#include <qdir.h>

QT_BEGIN_NAMESPACE

class MakeItem;

class Configure
{
public:
    Configure( int& argc, char** argv );
    ~Configure();

    void parseCmdLine();
    void validateArgs();
    bool displayHelp();

    QString defaultTo(const QString &option);
    bool checkAvailability(const QString &part);
    void generateQConfigCpp();
    void buildQmake();
    void autoDetection();
    bool verifyConfiguration();

    void generateOutputVars();
    void generateHeaders();
    void generateCachefile();
    void displayConfig();
    void generateMakefiles();
    void appendMakeItem(int inList, const QString &item);
    void generateConfigfiles();
    void detectArch();
    void generateQConfigPri();
    void generateQDevicePri();
    void prepareConfigTests();
    void showSummary();
    QString firstLicensePath();

    bool showLicense(QString licenseFile);
    void readLicense();

    QString addDefine(QString def);

    enum ProjectType {
        App,
        Lib,
        Subdirs
    };

    ProjectType projectType( const QString& proFileName );
    bool isDone();
    bool isOk();

    int platform() const;
    QString platformName() const;
    QString qpaPlatformName() const;

private:
    bool checkAngleAvailability(QString *errorMessage = 0) const;

    // Our variable dictionaries
    QMap<QString,QString> dictionary;
    QStringList allBuildParts;
    QStringList defaultBuildParts;
    QStringList buildParts;
    QStringList nobuildParts;
    QStringList skipModules;
    QStringList licensedModules;
    QStringList allSqlDrivers;
    QStringList disabledModules;
    QStringList enabledModules;
    QStringList modules;
//    QStringList sqlDrivers;
    QStringList configCmdLine;
    QStringList qmakeConfig;
    QStringList qtConfig;

    QStringList qmakeSql;
    QStringList qmakeSqlPlugins;

    QStringList qmakeStyles;
    QStringList qmakeStylePlugins;

    QStringList qmakeVars;
    QStringList qmakeDefines;
    //  makeList[0] for qt and qtmain
    //  makeList[1] for subdirs and libs
    //  makeList[2] for the rest
    QList<MakeItem*> makeList[3];
    QStringList qmakeIncludes;
    QStringList qmakeLibs;
    QString opensslLibs;
    QString opensslLibsDebug;
    QString opensslLibsRelease;
    QString opensslPath;
    QString dbusPath;
    QString dbusHostPath;
    QString mysqlPath;
    QString psqlLibs;
    QString zlibLibs;
    QString sybase;
    QString sybaseLibs;

    QString outputLine;

    QTextStream outStream;
    QString sourcePath, buildPath;
    QDir sourceDir, buildDir;

    // Variables for usage output
    int optionIndent;
    int descIndent;
    int outputWidth;

    void substPrefix(QString *path);

    QString formatPath(const QString &path);
    QString formatPaths(const QStringList &paths);

    QString locateFile(const QString &fileName) const;
    bool findFile(const QString &fileName) const { return !locateFile(fileName).isEmpty(); }
    static QString findFileInPaths(const QString &fileName, const QStringList &paths);
    void reloadCmdLine();
    void saveCmdLine();

    void addSysroot(QString *command);
    bool tryCompileProject(const QString &projectPath, const QString &extraOptions = QString());
    bool compilerSupportsFlag(const QString &compilerAndArgs);

    void desc(const char *description, int startingAt = 0, int wrapIndent = 0);
    void desc(const char *option, const char *description, bool skipIndent = false, char fillChar = '.');
    void desc(const char *mark_option, const char *mark, const char *option, const char *description, char fillChar = '.');
    void applySpecSpecifics();
};

class MakeItem
{
public:
    MakeItem( const QString &d, const QString &p, const QString &t, Configure::ProjectType qt )
        : directory( d ),
          proFile( p ),
          target( t ),
          qmakeTemplate( qt )
    { }

    QString directory;
    QString proFile;
    QString target;
    Configure::ProjectType qmakeTemplate;
};

class FileWriter : public QTextStream
{
public:
    FileWriter(const QString &name);
    bool flush();
private:
    QString m_name;
    QBuffer m_buffer;
};

QT_END_NAMESPACE
