/*
 * Copyright Luka Jankovic 2025
 *
 * This file is part of Kubo.
 *
 * Kubo 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.
 *
 * Kubo 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
 * Kubo. If not, see <https://www.gnu.org/licenses/>.
 */

#ifndef KUBO_FILE_H
#define KUBO_FILE_H

#include <cyaml/cyaml.h>
#include <stdio.h>

#include "kubo_context.h"
#include "kubo_wall.h"

typedef int kubo_file_vertex[2];

struct kubo_file_wall {
    kubo_file_vertex *vertices;
    unsigned vertices_count;
};

struct kubo_file_scene {
    struct kubo_file_wall *walls;
    unsigned walls_count;
};

static const cyaml_schema_value_t int_entry = {
    CYAML_VALUE_INT(CYAML_FLAG_DEFAULT, int),
};

static const cyaml_schema_value_t vertex_entry = {
    CYAML_VALUE_SEQUENCE_FIXED(CYAML_FLAG_DEFAULT, int, &int_entry, 2),
};

static const cyaml_schema_field_t wall_fields[] = {
    CYAML_FIELD_SEQUENCE("vertices", CYAML_FLAG_POINTER, struct kubo_file_wall,
                         vertices, &vertex_entry, 0, CYAML_UNLIMITED),
    CYAML_FIELD_END
};

static const cyaml_schema_value_t wall_schema = {
    CYAML_VALUE_MAPPING(CYAML_FLAG_DEFAULT, struct kubo_file_wall, wall_fields),
};

static const cyaml_schema_field_t scene_fields[] = {
    CYAML_FIELD_SEQUENCE("walls", CYAML_FLAG_POINTER, struct kubo_file_scene,
                         walls, &wall_schema, 0, CYAML_UNLIMITED),
    CYAML_FIELD_END
};

static const cyaml_schema_value_t top_schema = {
    CYAML_VALUE_MAPPING(CYAML_FLAG_POINTER, struct kubo_file_scene,
                        scene_fields),
};

struct kubo_context kubo_file_parse(char *file_name);
void kubo_file_write(struct kubo_context *context);

#endif