/*
 * File:   DropBoxProvider.h
 * Author: jgaebler
 *
 * Created on April 26, 2012, 3:27 PM
 */

#pragma once

#ifndef DROPBOXPROVIDER_H
#define	DROPBOXPROVIDER_H

#include "mob/sync/cloud/CloudProvider.h"

#include "mob/sync/cloud/transfer/TransferContainerList.h"
#include <common/byte_array.h>

#include <string>

struct json_object;

namespace ubeeme {
    namespace moversight {

        class StringList;
        class PeerIDList;
        class TransferContainer;

        class DropBoxProvider : public CloudProvider {
        public:

            DropBoxProvider(Dispatcher & dis, Moversight & mov);
            virtual ~DropBoxProvider();

            void upload(ByteArray & uploadData, PeerID uPID, std::string fileName);

            PeerIDList determineStoringPeers();

            TransferContainerList downloadMessagesFromPeer(PeerID id);

        private:

            std::string buildUploadUrl(PeerID id, std::string fileName);
            std::string buildDownloadUrl(std::string path);

            std::string buildMetaDataUrl();
            std::string buildMetaDataUrl(PeerID id);
            std::string buildMetaDataUrl(std::string path);

            //------------------------------------------------------------------
            //json and curl related utility methods
            //------------------------------------------------------------------
            struct MemoryStruct performCurlDownload(std::string url);

            static size_t writeMemoryCallback(void *contents, size_t size, size_t nmemb, void *userp);

            void jsonParseArray(json_object *jobj, char *key, bool parse, StringList & list, const char * param = "path");
            void jsonParse(json_object * jobj, bool parse, StringList & list, const char * param = "path");

            //APP und OAUTH
            static const std::string APP_KEY;
            static const std::string APP_SECRET;
            static const std::string OAUTH_TOKEN;
            static const std::string OAUTH_TOKEN_SECRET;

            static const std::string META_DATA_FILE_NAME_PREFIX;
            static const std::string FILE_TYPE;

            int counter;

        };

        /**
         * @brief MemoryStruct used to handle curl based request operation in memory
         */
        typedef struct MemoryStruct {
            char *memory;
            size_t size;
        };
    }
}


#endif	/* DROPBOXPROVIDER_H */