/*
 * Main Container Handling.
 *
 *
 * 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 2 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 */

#include <stdio.h>
#include <string.h>

#include "common.h"

#define CONTAINER_DEBUG

#ifdef CONTAINER_DEBUG

static short debug_level = 0;

#define container_printf(level, x...) do { \
if (debug_level >= level) printf(x); } while (0)
#else
#define container_printf(level, x...)
#endif

#ifndef CONTAINER_SILENT
#define container_err(x...) do { printf(x); } while (0)
#else
#define container_err(x...)
#endif


static const char FILENAME[] = __FILE__;

static Container_t * AvailableContainer[] = {
    &FFMPEGContainer,
    NULL
};

static void printContainerCapabilities() {
    int i, j;

    container_printf(10, "%s::%s\n", FILENAME, __FUNCTION__);
    container_printf(10, "Capabilities: ");

    for (i = 0; AvailableContainer[i] != NULL; i++)
        for (j = 0; AvailableContainer[i]->Capabilities[j] != NULL; j++)
            container_printf(10, "%s ", AvailableContainer[i]->Capabilities[j]);
    container_printf(10, "\n");
}

static int selectContainer(Context_t  *context, char * extension) {
    int i, j;
    int ret = -1;

    container_printf(10, "%s::%s\n", FILENAME, __FUNCTION__);

    for (i = 0; AvailableContainer[i] != NULL; i++)
    {
        for (j = 0; AvailableContainer[i]->Capabilities[j] != NULL; j++)
            if (!strcasecmp(AvailableContainer[i]->Capabilities[j], extension)) {
                context->container->selectedContainer = AvailableContainer[i];

                container_printf(10, "Selected Container: %s\n", context->container->selectedContainer->Name);
                ret = 0;
                break;
            }
        if (ret == 0)
            break;
    }

    if (ret != 0) {
        container_err("No Container found :-(\n");
    }

    return ret;
}


static int Command(void  *_context, ContainerCmd_t command, void * argument) {
    Context_t* context = (Context_t*) _context;
    int ret = 0;

    container_printf(10, "%s::%s\n", FILENAME, __FUNCTION__);

    switch(command) {
    case CONTAINER_ADD: {
        ret = selectContainer(context, (char*) argument);
        break;
    }
    case CONTAINER_CAPABILITIES: {
        printContainerCapabilities();
        break;
    }
    case CONTAINER_DEL: {
        context->container->selectedContainer = NULL;
        break;
    }
    default:
        container_err("%s::%s ContainerCmd %d not supported!\n", FILENAME, __FUNCTION__, command);
        break;
    }

    return ret;
}

extern Container_t SrtContainer;
extern Container_t SsaContainer;
extern Container_t ASSContainer;

ContainerHandler_t ContainerHandler = {
    "Output",
    NULL,
    &SrtContainer,
    &SsaContainer,
    &ASSContainer,
    Command
};