#pragma once

#include <memory>
#include <string_view>
#include <vector>

#include "boo/IWindow.hpp"
#include "boo/System.hpp"
#include "boo/inputdev/DeviceFinder.hpp"

namespace boo {
class IApplication;

struct IApplicationCallback {
  virtual int appMain(IApplication*) = 0;
  virtual void appQuitting(IApplication*) = 0;
  virtual void appFilesOpen(IApplication*, const std::vector<std::string>&) {}
};

class IApplication {
  friend class WindowCocoa;
  friend class WindowWayland;
  friend class WindowXlib;
  friend class WindowWin32;
  virtual void _deletedWindow(IWindow* window) = 0;

public:
  virtual ~IApplication() = default;

  enum class EPlatformType {
    Auto = 0,
    Wayland = 1,
    Xlib = 2,
    Android = 3,
    Cocoa = 4,
    CocoaTouch = 5,
    Win32 = 6,
    UWP = 7,
    Revolution = 8,
    Cafe = 9,
    NX = 10,
    Qt = 11
  };
  virtual EPlatformType getPlatformType() const = 0;

  virtual int run() = 0;
  virtual std::string_view getUniqueName() const = 0;
  virtual std::string_view getFriendlyName() const = 0;
  virtual std::string_view getProcessName() const = 0;
  virtual const std::vector<std::string>& getArgs() const = 0;

  /* Constructors/initializers for sub-objects */
  virtual std::shared_ptr<IWindow> newWindow(std::string_view title) = 0;
};

int ApplicationRun(IApplication::EPlatformType platform, IApplicationCallback& cb, std::string_view uniqueName,
                   std::string_view friendlyName, std::string_view pname, const std::vector<std::string>& args,
                   std::string_view gfxApi = {}, uint32_t samples = 1, uint32_t anisotropy = 1, bool deepColor = false,
                   bool singleInstance = true);
extern IApplication* APP;

static inline int ApplicationRun(IApplication::EPlatformType platform, IApplicationCallback& cb,
                                 std::string_view uniqueName, std::string_view friendlyName, int argc,
                                 char** argv, std::string_view gfxApi = {}, uint32_t samples = 1,
                                 uint32_t anisotropy = 1, bool deepColor = false, bool singleInstance = true) {
  if (APP)
    return 1;
  std::vector<std::string> args;
  for (int i = 1; i < argc; ++i)
    args.push_back(argv[i]);
  return ApplicationRun(platform, cb, uniqueName, friendlyName, argv[0], args, gfxApi, samples, anisotropy, deepColor,
                        singleInstance);
}

} // namespace boo