/*
 * Copyright (C) 2016 "IoT.bzh"
 * Author "Manuel Bachmann"
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "media-api.h"

/* ------ LOCAL HELPER FUNCTIONS --------- */

/* private client context creation ; default values */
STATIC mediaCtxHandleT* initMediaCtx () {

    mediaCtxHandleT *ctx;

    ctx = malloc (sizeof(mediaCtxHandleT));
    ctx->media_server = NULL;

    return ctx;
}

/* called when client session dies [e.g. client quits for more than 15mns] */
STATIC void freeMedia (void *context, void *handle) {

    free (context);
}

/* ------ PUBLIC PLUGIN FUNCTIONS --------- */

STATIC json_object* init (AFB_request *request) {        /* AFB_SESSION_CHECK */

    json_object *jresp;

    /* create a private client context */
    if (!request->context)
        request->context = initMediaCtx();

    /* initialize server connection */
    _rygel_init (request->context);

    jresp = json_object_new_object();
    json_object_object_add(jresp, "info", json_object_new_string ("Media initialized"));
    return jresp;
}

STATIC json_object* list (AFB_request *request) {        /* AFB_SESSION_CHECK */

    json_object *jresp;
    char *result;

    result = _rygel_list (request->context);

    if (!result)
      return jsonNewMessage(AFB_FAIL, "No content found in media server");

    jresp = json_object_new_object();
    json_object_object_add(jresp, "list", json_object_new_string (result));
    return jresp;
}

STATIC json_object* ping (AFB_request *request) {         /* AFB_SESSION_NONE */
    return jsonNewMessage(AFB_SUCCESS, "Ping Binder Daemon - Media API");
}


STATIC AFB_restapi pluginApis[]= {
  {"init"   , AFB_SESSION_CHECK,  (AFB_apiCB)init       , "Media API - init"},
  {"list"   , AFB_SESSION_CHECK,  (AFB_apiCB)list       , "Media API - list"},
  {"ping"   , AFB_SESSION_NONE,   (AFB_apiCB)ping       , "Media API - ping"},
  {NULL}
};

PUBLIC AFB_plugin* pluginRegister () {
    AFB_plugin *plugin = malloc (sizeof(AFB_plugin));
    plugin->type  = AFB_PLUGIN_JSON;
    plugin->info  = "Application Framework Binder - Media plugin";
    plugin->prefix  = "media";
    plugin->apis  = pluginApis;

    /*plugin->handle = initRadioPlugin();*/
    plugin->freeCtxCB = (AFB_freeCtxCB)freeMedia;

    return (plugin);
};