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#ifndef CMAKEPROJECT_H
#define CMAKEPROJECT_H

#include "cmake_global.h"
#include "cmakeprojectnodes.h"

#include <projectexplorer/project.h>
#include <projectexplorer/buildconfiguration.h>
#include <projectexplorer/namedwidget.h>
#include <coreplugin/idocument.h>
#include <coreplugin/editormanager/editormanager.h>
#include <coreplugin/editormanager/ieditor.h>

#include <utils/fileutils.h>

#include <QFuture>
#include <QXmlStreamReader>
#include <QPushButton>
#include <QLineEdit>

QT_BEGIN_NAMESPACE
class QFileSystemWatcher;
QT_END_NAMESPACE

namespace CMakeProjectManager {

namespace Internal {
class CMakeFile;
class CMakeBuildSettingsWidget;
class CMakeBuildConfiguration;
class CMakeProjectNode;
class CMakeManager;
}

enum TargetType {
    ExecutableType = 0,
    StaticLibraryType = 2,
    DynamicLibraryType = 3,
    UtilityType = 64
};

class CMAKE_EXPORT CMakeBuildTarget
{
public:
    QString title;
    QString executable; // TODO: rename to output?
    TargetType targetType;
    QString workingDirectory;
    QString sourceDirectory;
    QString makeCommand;
    QString makeCleanCommand;

    // code model
    QStringList includeFiles;
    QStringList compilerOptions;
    QByteArray defines;
    QStringList files;

    void clear();
};

class CMAKE_EXPORT CMakeProject : public ProjectExplorer::Project
{
    Q_OBJECT
    // for changeBuildDirectory
    friend class Internal::CMakeBuildSettingsWidget;
public:
    CMakeProject(Internal::CMakeManager *manager, const Utils::FileName &filename);
    ~CMakeProject() override;

    QString displayName() const override;

    QStringList files(FilesMode fileMode) const override;
    QStringList buildTargetTitles(bool runnable = false) const;
    QList<CMakeBuildTarget> buildTargets() const;
    bool hasBuildTarget(const QString &title) const;

    CMakeBuildTarget buildTargetForTitle(const QString &title);

    bool isProjectFile(const Utils::FileName &fileName);

    bool parseCMakeLists();

    bool needsConfiguration() const override;

    bool requiresTargetPanel() const override;

    bool supportsKit(ProjectExplorer::Kit *k, QString *errorMessage = 0) const override;

signals:
    /// emitted after parsing
    void buildTargetsChanged();

protected:
    RestoreResult fromMap(const QVariantMap &map, QString *errorMessage) override;
    bool setupTarget(ProjectExplorer::Target *t) override;

    // called by CMakeBuildSettingsWidget
    void changeBuildDirectory(Internal::CMakeBuildConfiguration *bc, const QString &newBuildDirectory);

private:
    void fileChanged(const QString &fileName);
    void activeTargetWasChanged(ProjectExplorer::Target *target);
    void changeActiveBuildConfiguration(ProjectExplorer::BuildConfiguration*);

    void updateRunConfigurations();

    void buildTree(Internal::CMakeProjectNode *rootNode, QList<ProjectExplorer::FileNode *> list);
    void gatherFileNodes(ProjectExplorer::FolderNode *parent, QList<ProjectExplorer::FileNode *> &list);
    ProjectExplorer::FolderNode *findOrCreateFolder(Internal::CMakeProjectNode *rootNode, QString directory);
    void createUiCodeModelSupport();
    QString uiHeaderFile(const QString &uiFile);
    void updateTargetRunConfigurations(ProjectExplorer::Target *t);
    void updateApplicationAndDeploymentTargets();
    QStringList getCXXFlagsFor(const CMakeBuildTarget &buildTarget, QByteArray *cachedBuildNinja);

    ProjectExplorer::Target *m_activeTarget = 0;

    // TODO probably need a CMake specific node structure
    QStringList m_files;
    QList<CMakeBuildTarget> m_buildTargets;
    QFileSystemWatcher *m_watcher;
    QSet<Utils::FileName> m_watchedFiles;
    QFuture<void> m_codeModelFuture;
};

} // namespace CMakeProjectManager

#endif // CMAKEPROJECT_H