#ifndef DIALOGTOOLKIT_H
#define DIALOGTOOLKIT_H

#include <string>
#include <list>
#include <vector>
#include <thread>
#include <future>


namespace DialogToolkit
{

void ErrorDialog(const char* message);

class FileDialog
{
protected:
    std::string id_;
    std::string directory_;
    std::string path_;
    std::vector< std::future<std::string> >promises_;

public:
    FileDialog(const std::string &name);

    virtual void open() = 0;
    virtual bool closed();
    inline std::string path() const { return path_; }

    static bool pending;
};

class OpenImageDialog : public FileDialog
{
public:
    OpenImageDialog(const std::string &name) : FileDialog(name) {}
    void open();
};

class OpenSessionDialog : public FileDialog
{
public:
    OpenSessionDialog(const std::string &name) : FileDialog(name) {}
    void open();
};

class OpenMediaDialog : public FileDialog
{
public:
    OpenMediaDialog(const std::string &name) : FileDialog(name) {}
    void open();
};

class SaveSessionDialog : public FileDialog
{
public:
    SaveSessionDialog(const std::string &name) : FileDialog(name) {}
    void open();
};

class OpenFolderDialog : public FileDialog
{
public:
    OpenFolderDialog(const std::string &name) : FileDialog(name) {}
    void open();
};

class MultipleImagesDialog : public FileDialog
{
    std::list<std::string> pathlist_;
    std::vector< std::future< std::list<std::string> > > promisedlist_;
public:
    MultipleImagesDialog(const std::string &name) : FileDialog(name) {}
    void open();
    bool closed() override;
    inline std::list<std::string> images() const { return pathlist_; }
};

}



#endif // DIALOGTOOLKIT_H