/******************************************************************************
 *
 * Project:  OpenGIS Simple Features Reference Implementation
 * Purpose:  OGR Driver for DGNv8
 * Author:   Even Rouault <even.rouault at spatialys.com>
 *
 ******************************************************************************
 * Copyright (c) 2017, Even Rouault <even.rouault at spatialys.com>
 *
 * SPDX-License-Identifier: MIT
 ****************************************************************************/

#include "ogrsf_frmts.h"

#include "ogrdgnv8drivercore.h"

/************************************************************************/
/*                         OGRDGNV8DriverIdentify()                     */
/************************************************************************/

int OGRDGNV8DriverIdentify(GDALOpenInfo *poOpenInfo)

{
    VSIStatBuf sStat;
    if (poOpenInfo->fpL != nullptr && poOpenInfo->nHeaderBytes >= 512)
    {
        // Is it a DGN v7 cell library?
        if (poOpenInfo->pabyHeader[0] == 0x08 &&
            poOpenInfo->pabyHeader[1] == 0x05 &&
            poOpenInfo->pabyHeader[2] == 0x17 &&
            poOpenInfo->pabyHeader[3] == 0x00)
        {
            return GDALGetDriverByName("DGN") == nullptr &&
                   VSIStat(poOpenInfo->pszFilename, &sStat) == 0;
        }

        // Is it a DGN v7 regular 2D or 3D file?
        if ((poOpenInfo->pabyHeader[0] == 0x08 ||
             poOpenInfo->pabyHeader[0] == 0xC8) &&
            poOpenInfo->pabyHeader[1] == 0x09 &&
            poOpenInfo->pabyHeader[2] == 0xFE &&
            poOpenInfo->pabyHeader[3] == 0x02)
        {
            return GDALGetDriverByName("DGN") == nullptr &&
                   VSIStat(poOpenInfo->pszFilename, &sStat) == 0;
        }
    }

    return poOpenInfo->fpL != nullptr && poOpenInfo->nHeaderBytes >= 512 &&
           EQUAL(CPLGetExtension(poOpenInfo->pszFilename), "DGN") &&
           memcmp(poOpenInfo->pabyHeader, "\xD0\xCF\x11\xE0\xA1\xB1\x1A\xE1",
                  8) == 0 &&
           VSIStat(poOpenInfo->pszFilename, &sStat) == 0;
}

/************************************************************************/
/*                  OGRDGNV8DriverSetCommonMetadata()                   */
/************************************************************************/

void OGRDGNV8DriverSetCommonMetadata(GDALDriver *poDriver)
{
    poDriver->SetDescription(DRIVER_NAME);
    poDriver->SetMetadataItem(GDAL_DCAP_VECTOR, "YES");
    poDriver->SetMetadataItem(GDAL_DMD_LONGNAME, "Microstation DGNv8");
    poDriver->SetMetadataItem(GDAL_DMD_EXTENSION, "dgn");
    poDriver->SetMetadataItem(GDAL_DMD_HELPTOPIC, "drivers/vector/dgnv8.html");
    poDriver->SetMetadataItem(GDAL_DCAP_FEATURE_STYLES, "YES");
    poDriver->SetMetadataItem(GDAL_DCAP_FEATURE_STYLES_READ, "YES");
    poDriver->SetMetadataItem(GDAL_DCAP_FEATURE_STYLES_WRITE, "YES");
    poDriver->SetMetadataItem(GDAL_DCAP_CURVE_GEOMETRIES, "YES");
    poDriver->SetMetadataItem(GDAL_DCAP_Z_GEOMETRIES, "YES");
    poDriver->SetMetadataItem(GDAL_DCAP_CREATE_LAYER, "YES");

    poDriver->SetMetadataItem(
        GDAL_DMD_CREATIONOPTIONLIST,
        "<CreationOptionList>"
        "  <Option name='SEED' type='string' "
        "description='Filename of seed file to use'/>"
        "  <Option name='COPY_SEED_FILE_COLOR_TABLE' type='boolean' "
        "description='whether the color table should be copied from the "
        "seed file.' default='NO'/>"
        "  <Option name='COPY_SEED_FILE_MODEL' type='boolean' "
        "description='whether the existing models (without their graphic "
        "contents) should be copied from the seed file.' default='YES'/>"
        "  <Option name='COPY_SEED_FILE_MODEL_CONTROL_ELEMENTS' type='boolean' "
        "description='whether the existing control elements of models should "
        "be "
        "copied from the seed file.' default='YES'/>"
        "  <Option name='APPLICATION' type='string' "
        "description='Set Application field in header'/>"
        "  <Option name='TITLE' type='string' "
        "description='Set Title field in header'/>"
        "  <Option name='SUBJECT' type='string' "
        "description='Set Subject field in header'/>"
        "  <Option name='AUTHOR' type='string' "
        "description='Set Author field in header'/>"
        "  <Option name='KEYWORDS' type='string' "
        "description='Set Keywords field in header'/>"
        "  <Option name='TEMPLATE' type='string' "
        "description='Set Template field in header'/>"
        "  <Option name='COMMENTS' type='string' "
        "description='Set Comments field in header'/>"
        "  <Option name='LAST_SAVED_BY' type='string' "
        "description='Set LastSavedBy field in header'/>"
        "  <Option name='REVISION_NUMBER' type='string' "
        "description='Set RevisionNumber field in header'/>"
        "  <Option name='CATEGORY' type='string' "
        "description='Set Category field in header'/>"
        "  <Option name='MANAGER' type='string' "
        "description='Set Manager field in header'/>"
        "  <Option name='COMPANY' type='string' "
        "description='Set Company field in header'/>"
        "</CreationOptionList>");

    poDriver->SetMetadataItem(
        GDAL_DS_LAYER_CREATIONOPTIONLIST,
        "<LayerCreationOptionList>"
        "  <Option name='DESCRIPTION' type='string' "
        "description='Description of the layer/model'/>"
        "  <Option name='DIM' type='int' "
        "description='Dimension (2 or 3) of the layer/model'/>"
        "</LayerCreationOptionList>");

    poDriver->pfnIdentify = OGRDGNV8DriverIdentify;
    poDriver->SetMetadataItem(GDAL_DCAP_OPEN, "YES");
    poDriver->SetMetadataItem(GDAL_DCAP_CREATE, "YES");
}

/************************************************************************/
/*                  DeclareDeferredOGRDGNV8Plugin()                     */
/************************************************************************/

#ifdef PLUGIN_FILENAME
void DeclareDeferredOGRDGNV8Plugin()
{
    if (GDALGetDriverByName(DRIVER_NAME) != nullptr)
    {
        return;
    }
    auto poDriver = new GDALPluginDriverProxy(PLUGIN_FILENAME);
#ifdef PLUGIN_INSTALLATION_MESSAGE
    poDriver->SetMetadataItem(GDAL_DMD_PLUGIN_INSTALLATION_MESSAGE,
                              PLUGIN_INSTALLATION_MESSAGE);
#endif
    OGRDGNV8DriverSetCommonMetadata(poDriver);
    GetGDALDriverManager()->DeclareDeferredPluginDriver(poDriver);
}
#endif