#include <cmath>

#include <boundard.hpp>

namespace {

void register_square_behaviors() {
    auto& behaviors = boundard::BehaviorRegistry::getInstance();

    behaviors.register_init("square_init", [](boundard::Actor& actor) {
        actor.set_position({0.0F, 0.0F});
        actor.set_facing({1.0F, 0.0F});
        if (actor.mesh() != nullptr) {
            actor.mesh()->set_color({0.2F, 0.8F, 0.9F, 1.0F});
        }
    });

    behaviors.register_tick(
        "square_tick",
        [](boundard::Actor& actor, float dt, const boundard::render::InputMap& input) {
            const float t = actor.age();

            if (actor.mesh() != nullptr) {
                actor.mesh()->set_color({
                    0.5F + 0.5F * std::sin(t * 2.0F),
                    0.5F + 0.5F * std::sin(t * 2.0F + 2.094F),
                    0.5F + 0.5F * std::sin(t * 2.0F + 4.189F),
                    1.0F,
                });
            }

            auto position = actor.position();
            constexpr float move_speed = 0.7F;
            position[0] += input.get_axis("move_left", "move_right") * move_speed * dt;
            position[1] += input.get_axis("move_up", "move_down") * move_speed * dt;
            actor.set_position(position);

            if (input.is_action_just_pressed("switch_scene")) {
                boundard::Game::getInstance().switch_scene("square_alt");
            }
        });

    behaviors.register_init("square_alt_init", [](boundard::Actor& actor) {
        actor.set_position({0.0F, 0.0F});
        actor.set_facing({0.0F, 1.0F});
        if (actor.mesh() != nullptr) {
            actor.mesh()->set_color({0.9F, 0.3F, 0.2F, 1.0F});
        }
    });

    behaviors.register_tick(
        "square_alt_tick",
        [](boundard::Actor& actor, const float dt, const boundard::render::InputMap& input) {
            const float t = actor.age();

            if (actor.mesh() != nullptr) {
                actor.mesh()->set_color({
                    0.5F + 0.5F * std::sin(t * 2.0F + 4.189F),
                    0.5F + 0.5F * std::sin(t * 2.0F),
                    0.5F + 0.5F * std::sin(t * 2.0F + 2.094F),
                    1.0F,
                });
            }

            auto position = actor.position();
            constexpr float move_speed = 0.7F;
            position[0] += input.get_axis("move_left", "move_right") * move_speed * dt;
            position[1] += input.get_axis("move_up", "move_down") * move_speed * dt;
            actor.set_position(position);

            if (input.is_action_just_pressed("switch_scene")) {
                boundard::Game::getInstance().switch_scene("square");
            }
        });
}

}  // namespace

int main(int argc, char** argv) {
    register_square_behaviors();
    return boundard::run_engine(argc, argv, "examples/square/config.ceg");
}