#include "Components.hpp"
#include "Draw.hpp"
#include "Entities.hpp"
#include "Entity.hpp"
#include "Systems.hpp"

#include "raylib-cpp.hpp"

int main() {
    raylib::Window window(700, 460, "Gravity Surfing");
    window.SetState(FLAG_WINDOW_RESIZABLE);
    window.SetTargetFPS(60);

    std::vector<std::shared_ptr<Entity>> entities;
    entities.reserve(20);

    entities.push_back(CreateWorld());
    entities.push_back(CreateGravityWell());
    entities.push_back(CreateProbe());
    entities.push_back(CreateStar(900.0f, 120.0f));
    entities.push_back(CreateAsteroid(1100.0f, 330.0f));
    entities.push_back(CreateNullZone(1280.0f, 70.0f));
    entities.push_back(CreateHUD());

    while (!window.ShouldClose()) {
        float dt = window.GetFrameTime();

        UpdateAllSystems(entities, dt);

        auto worldScroll = entities[0]->GetComponent<ScrollComponent>();
        auto wellTransform = entities[1]->GetComponent<TransformComponent>();
        auto probeTransform = entities[2]->GetComponent<TransformComponent>();
        auto starTransform = entities[3]->GetComponent<TransformComponent>();
        auto asteroidTransform = entities[4]->GetComponent<TransformComponent>();
        auto nullTransform = entities[5]->GetComponent<TransformComponent>();
        auto nullZone = entities[5]->GetComponent<NullZoneComponent>();

        window.BeginDrawing();
        window.ClearBackground(raylib::Color(11, 15, 26, 255));

        DrawSceneOutline();

        raylib::DrawText("Gravity Surfing", 14, 12, 20, raylib::Color::RayWhite());

        if (worldScroll) {
            // debug readout for early loop validation
            raylib::DrawText(TextFormat("scrollX: %.2f", worldScroll->get().scrollX), 14, 40, 16,
                             raylib::Color(125, 225, 205, 255));
        }

        if (probeTransform) {
            const auto &probe = probeTransform->get();
            ::DrawCircleV({probe.x, probe.y}, 7.0f, raylib::Color(250, 244, 227, 255));
            raylib::DrawText(TextFormat("probe: (%.1f, %.1f)", probe.x, probe.y), 14, 60, 16,
                             raylib::Color(235, 215, 125, 255));
        }

        if (wellTransform) {
            const auto &well = wellTransform->get();
            ::DrawCircleLines(static_cast<int>(well.x), static_cast<int>(well.y), 18.0f,
                              raylib::Color(86, 197, 255, 255));
        }

        if (starTransform) {
            const auto &star = starTransform->get();
            ::DrawCircleV({star.x, star.y}, 6.0f, raylib::Color(255, 223, 86, 255));
        }

        if (asteroidTransform) {
            const auto &asteroid = asteroidTransform->get();
            ::DrawCircleV({asteroid.x, asteroid.y}, 13.0f, raylib::Color(116, 126, 142, 255));
        }

        if (nullTransform && nullZone) {
            const auto &zone = nullTransform->get();
            const int width = static_cast<int>(nullZone->get().width);
            ::DrawRectangle(static_cast<int>(zone.x), 0, width, GetScreenHeight(),
                            raylib::Color(96, 64, 146, 80));
        }

        window.EndDrawing();
    }

    return 0;
}