/*
 * 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/>.
 */

#include "kubo_wall.h"

void kubo_wall_init(struct kubo_wall *wall) {
    if (!wall) {
        return;
    }

    wall->state = KUBO_WALL_INIT;
    kubo_vector2_arr_init(&wall->vertices);
}

void kubo_wall_cleanup(struct kubo_wall *wall) {
    kubo_vector2_arr_free(&wall->vertices);
    free(wall);
}

bool kubo_wall_add_vertex(struct kubo_wall *wall, Vector2 vec) {
    return kubo_vector2_arr_add(&wall->vertices, vec);
}

Vector2 kubo_wall_get_vertex(struct kubo_wall *wall, size_t index) {
    return kubo_vector2_arr_get(&wall->vertices, index);
}

void kubo_wall_render(struct kubo_wall *wall, bool select, Camera2D *camera,
                      Vector2 mouse) {
    (void)camera;
    Color wall_color =
        (select && wall->state == KUBO_WALL_SELECTED) ? BLUE : BLACK;

    Vector2 *points = malloc(sizeof(Vector2) * wall->vertices.count);

    for (size_t i = 0; i < wall->vertices.count; i++) {

        points[i] = kubo_vector2_arr_get(&wall->vertices, i);
    }

    DrawSplineLinear(points, wall->vertices.count, 10.f, wall_color);

    if (wall->state == KUBO_WALL_DRAWING) {
        // Vector2 mouse = GetScreenToWorld2D(mouse, *camera);
        Vector2 mouse_points[] = { points[wall->vertices.count - 1], mouse };

        DrawSplineLinear(mouse_points, 2, 10.f, wall_color);
    }

    free(points);
}