/**
 ******************************************************************************
 * Xenia : Xbox 360 Emulator Research Project                                 *
 ******************************************************************************
 * Copyright 2013 Ben Vanik. All rights reserved.                             *
 * Released under the BSD license - see LICENSE in the root for more details. *
 ******************************************************************************
 */

#ifndef XENIA_HID_INPUT_SYSTEM_H_
#define XENIA_HID_INPUT_SYSTEM_H_

#include <memory>
#include <vector>

#include "xenia/cpu/processor.h"
#include "xenia/hid/input.h"
#include "xenia/memory.h"
#include "xenia/xbox.h"

namespace xe {
class Emulator;
}  // namespace xe

namespace xe {
namespace hid {

class InputDriver;

class InputSystem {
 public:
  explicit InputSystem(Emulator* emulator);
  ~InputSystem();

  static std::unique_ptr<InputSystem> Create(Emulator* emulator);

  Emulator* emulator() const { return emulator_; }
  Memory* memory() const { return memory_; }
  cpu::Processor* processor() const { return processor_; }

  X_STATUS Setup();

  void AddDriver(std::unique_ptr<InputDriver> driver);

  X_RESULT GetCapabilities(uint32_t user_index, uint32_t flags,
                           X_INPUT_CAPABILITIES* out_caps);
  X_RESULT GetState(uint32_t user_index, X_INPUT_STATE* out_state);
  X_RESULT SetState(uint32_t user_index, X_INPUT_VIBRATION* vibration);
  X_RESULT GetKeystroke(uint32_t user_index, uint32_t flags,
                        X_INPUT_KEYSTROKE* out_keystroke);

 private:
  Emulator* emulator_ = nullptr;
  Memory* memory_ = nullptr;
  cpu::Processor* processor_ = nullptr;

  std::vector<std::unique_ptr<InputDriver>> drivers_;
};

}  // namespace hid
}  // namespace xe

#endif  // XENIA_HID_INPUT_SYSTEM_H_
