Waybar/include/modules/sway/ipc/client.hpp

#pragma once

#include <iostream>
#include <cstring>
#include <unistd.h>
#include <sys/socket.h>
#include <sys/un.h>
#include "ipc.hpp"

namespace waybar::modules::sway {

class Ipc {
public:
  Ipc();
  ~Ipc();

  struct ipc_response {
    uint32_t size;
    uint32_t type;
    std::string payload;
  };

  struct ipc_response sendCmd(uint32_t type, const std::string &payload = "") const;
  void subscribe(const std::string &payload) const;
  struct ipc_response handleEvent() const;

protected:
  static inline const std::string ipc_magic_ = "i3-ipc";
  static inline const size_t ipc_header_size_ = ipc_magic_.size() + 8;

  const std::string getSocketPath() const;
  int open(const std::string &) const;
  struct ipc_response send(int fd, uint32_t type, const std::string &payload = "") const;
  struct ipc_response recv(int fd) const;

  int fd_;
  int fd_event_;
};

} // namespace waybar::modules::sway