/**
 * @file Physics.hpp
 * Copyright (C) 2019  Belle-Isle, Andrew <drumsetmonkey@gmail.com>
 *
 * 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/>.
 */

#ifndef COMPONENT_PHYSICS_HPP_
#define COMPONENT_PHYSICS_HPP_

#include "Component.hpp"

struct Physics : Component<Physics>
{
public:
    bool standing = true;
    bool gravity = true;
    glm::vec2 corners[4] = {
        glm::vec2(-0.5, -0.5), // lower left
        glm::vec2( 0.5, -0.5), // lower right
        glm::vec2(-0.5,  0.5), // upper left
        glm::vec2( 0.5,  0.5)  // upper right
    };

    Physics FromLua([[maybe_unused]] sol::object ref)
    {
        if (ref.get_type() == sol::type::table) {
            sol::table tab = ref;

            if (tab["gravity"].get_type() == sol::type::boolean)
                this->gravity = tab["gravity"];

            if (tab["hitbox"].get_type() == sol::type::table) {
                sol::table hitbox = tab["hitbox"];
                if (hitbox["ll"] == sol::type::table)
                    corners[0] = Script::to<glm::vec2>(hitbox["ll"]);
                if (hitbox["lr"] == sol::type::table)
                    corners[1] = Script::to<glm::vec2>(hitbox["lr"]);
                if (hitbox["ul"] == sol::type::table)
                    corners[2] = Script::to<glm::vec2>(hitbox["ul"]);
                if (hitbox["ur"] == sol::type::table)
                    corners[3] = Script::to<glm::vec2>(hitbox["ur"]);
            }
        } else {
            throw std::string(
                "Physics component table formatted incorrectly"
            );
        }
        return *this;
    }

    void serialize([[maybe_unused]] cereal::JSONOutputArchive& ar) final {}
    void serialize([[maybe_unused]] cereal::JSONInputArchive& ar) final {}

    virtual std::string serializeName(void) const final {
        return "Physics";
    }
};

#endif//COMPONENT_PHYSICS_HPP_