/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
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** accordance with the commercial license agreement provided with the
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** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
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#pragma once

#include <projectexplorer/buildsystem.h>

namespace CppTools {
class CppProjectUpdater;
} // namespace CppTools

namespace CMakeProjectManager {

class CMakeProject;

namespace Internal {
class CMakeBuildConfiguration;
} // namespace Internal

// --------------------------------------------------------------------
// CMakeBuildSystem:
// --------------------------------------------------------------------

class CMakeBuildSystem : public ProjectExplorer::BuildSystem
{
    Q_OBJECT

public:
    explicit CMakeBuildSystem(ProjectExplorer::Project *project);
    ~CMakeBuildSystem() final;

protected:
    bool validateParsingContext(const ParsingContext &ctx) final;
    void parseProject(ParsingContext &&ctx) final;

    bool supportsAction(ProjectExplorer::Node *context,
                        ProjectExplorer::ProjectAction action,
                        const ProjectExplorer::Node *node) const override;

    bool addFiles(ProjectExplorer::Node *context,
                  const QStringList &filePaths, QStringList *) final;

private:
    // Treescanner states:
    void handleTreeScanningFinished();

    // Parser states:
    void handleParsingSuccess(Internal::CMakeBuildConfiguration *bc);
    void handleParsingError(Internal::CMakeBuildConfiguration *bc);

    // Combining Treescanner and Parser states:
    void combineScanAndParse();

    void updateProjectData(CMakeProject *p, Internal::CMakeBuildConfiguration *bc);
    QList<ProjectExplorer::ExtraCompiler *> findExtraCompilers(CMakeProject *p);
    void updateQmlJSCodeModel(CMakeProject *p, Internal::CMakeBuildConfiguration *bc);

    ProjectExplorer::TreeScanner m_treeScanner;
    QHash<QString, bool> m_mimeBinaryCache;
    QList<const ProjectExplorer::FileNode *> m_allFiles;

    bool m_waitingForScan = false;
    bool m_waitingForParse = false;
    bool m_combinedScanAndParseResult = false;

    ParsingContext m_currentContext;

    CppTools::CppProjectUpdater *m_cppCodeModelUpdater = nullptr;
    QList<ProjectExplorer::ExtraCompiler *> m_extraCompilers;

    friend class Internal::CMakeBuildConfiguration; // For handleParsing* callbacks
};

} // namespace CMakeProjectManager