#include "Components.hpp"
#include "Draw.hpp"
#include "Entities.hpp"
#include "Entity.hpp"
#include "GameContext.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);

    GameContext context;

    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, context, dt);

        auto worldScroll = entities[0]->GetComponent<ScrollComponent>();
        auto probeTransform = entities[2]->GetComponent<TransformComponent>();
        auto hudMeter = entities.back()->GetComponent<MeterComponent>();

        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();
            raylib::DrawText(TextFormat("probe: (%.1f, %.1f)", probe.x, probe.y), 14, 60, 16,
                             raylib::Color(235, 215, 125, 255));
        }

        if (hudMeter) {
            raylib::DrawText(TextFormat("meter: %.1f", hudMeter->get().value), 14, 80, 16,
                             raylib::Color(120, 210, 190, 255));
        }

        for (auto &entity : entities) {
            if (!entity) {
                continue;
            }

            auto collectible = entity->GetComponent<CollectibleComponent>();
            if (collectible && collectible->get().collected) {
                continue;
            }

            auto render = entity->GetComponent<RenderComponent>();
            if (render) {
                render->get().Draw();
            }
        }

        window.EndDrawing();
    }

    return 0;
}