#pragma once

#include "String.h"

namespace Gedeng {

class Application {
  public:
    Application(unsigned long ms_per_update, unsigned int window_size_x, unsigned int window_size_y, String window_name)
        : MS_PER_UPDATE(ms_per_update), WINDOW_SIZE_X(window_size_x), WINDOW_SIZE_Y(window_size_y),
          WINDOW_NAME(window_name) {
    }

    // Virtual since this class will be inherited by user-created applications
    virtual ~Application() = default;

    // Game Loop
    void run();

    // Primarily for gameplay and physics
    // To be overridden by client applications
    virtual void fixed_update(double delta) = 0;

    // Primarily for rendering
    // To be overridden by client applications
    virtual void dynamic_update(double delta) = 0;

    // TODO: Write note for this: `undefined reference to vtable` can be caused by forgetting `= 0` for pure virtual
    // stuff

  private:
    // TODO: These will probably become a separate Settings struct
    const unsigned long MS_PER_UPDATE;
    const unsigned int WINDOW_SIZE_X;
    const unsigned int WINDOW_SIZE_Y;
    const String WINDOW_NAME;
};

// To be defined in client applications
Application *create_application();

} // namespace Gedeng