#ifndef slic3r_PrintHost_hpp_
#define slic3r_PrintHost_hpp_

#include <memory>
#include <set>
#include <string>
#include <functional>
#include <boost/filesystem/path.hpp>

#include <wx/string.h>

#include <libslic3r/enum_bitmask.hpp>
#include "Http.hpp"

class wxArrayString;

namespace Slic3r {

class DynamicPrintConfig;

enum class PrintHostPostUploadAction {
    None,
    StartPrint,
    StartSimulation,
    QueuePrint
};
using PrintHostPostUploadActions = enum_bitmask<PrintHostPostUploadAction>;
ENABLE_ENUM_BITMASK_OPERATORS(PrintHostPostUploadAction);

struct PrintHostUpload
{
    boost::filesystem::path source_path;
    boost::filesystem::path upload_path;
    
    std::string group;
    std::string storage;

    PrintHostPostUploadAction post_action { PrintHostPostUploadAction::None };
};

class PrintHost
{
public:
    virtual ~PrintHost();

    typedef Http::ProgressFn ProgressFn;
    typedef std::function<void(wxString /* error */)> ErrorFn;
    typedef std::function<void(wxString /* tag */, wxString /* status */)> InfoFn;

    virtual const char* get_name() const = 0;

    virtual bool test(wxString &curl_msg) const = 0;
    virtual wxString get_test_ok_msg () const = 0;
    virtual wxString get_test_failed_msg (wxString &msg) const = 0;
    virtual bool upload(PrintHostUpload upload_data, ProgressFn prorgess_fn, ErrorFn error_fn, InfoFn info_fn) const = 0;
    virtual bool has_auto_discovery() const = 0;
    virtual bool can_test() const = 0;
    virtual PrintHostPostUploadActions get_post_upload_actions() const = 0;
    // A print host usually does not support multiple printers, with the exception of Repetier server.
    virtual bool supports_multiple_printers() const { return false; }
    virtual std::string get_host() const = 0;

    // Support for Repetier server multiple groups & printers. Not supported by other print hosts.
    // Returns false if not supported. May throw HostNetworkError.
    virtual bool get_groups(wxArrayString & /* groups */) const { return false; }
    virtual bool get_printers(wxArrayString & /* printers */) const { return false; }
    // Support for QIDILink uploading to different storage. Not supported by other print hosts.
    // Returns false if not supported or fail.
    virtual bool get_storage(wxArrayString& /*storage_path*/, wxArrayString& /*storage_name*/) const { return false; }

    static PrintHost* get_print_host(DynamicPrintConfig *config);

protected:
    virtual wxString format_error(const std::string &body, const std::string &error, unsigned status) const;
};


struct PrintHostJob
{
    PrintHostUpload upload_data;
    std::unique_ptr<PrintHost> printhost;
    bool cancelled = false;

    PrintHostJob() {}
    PrintHostJob(const PrintHostJob&) = delete;
    PrintHostJob(PrintHostJob &&other)
        : upload_data(std::move(other.upload_data))
        , printhost(std::move(other.printhost))
        , cancelled(other.cancelled)
    {}

    PrintHostJob(DynamicPrintConfig *config)
        : printhost(PrintHost::get_print_host(config))
    {}

    PrintHostJob& operator=(const PrintHostJob&) = delete;
    PrintHostJob& operator=(PrintHostJob &&other)
    {
        upload_data = std::move(other.upload_data);
        printhost = std::move(other.printhost);
        cancelled = other.cancelled;
        return *this;
    }

    bool empty() const { return !printhost; }
    operator bool() const { return !!printhost; }
};


namespace GUI { class PrintHostQueueDialog; }

class PrintHostJobQueue
{
public:
    PrintHostJobQueue(GUI::PrintHostQueueDialog *queue_dialog);
    PrintHostJobQueue(const PrintHostJobQueue &) = delete;
    PrintHostJobQueue(PrintHostJobQueue &&other) = delete;
    ~PrintHostJobQueue();

    PrintHostJobQueue& operator=(const PrintHostJobQueue &) = delete;
    PrintHostJobQueue& operator=(PrintHostJobQueue &&other) = delete;

    void enqueue(PrintHostJob job);
    void cancel(size_t id);

private:
    struct priv;
    std::shared_ptr<priv> p;
};



}

#endif
