src/config/shared/inotify/ConfigWatcher.hpp


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#pragma once
#include "../../../helpers/memory/Memory.hpp"
#include <vector>
#include <string>
#include <functional>
#include <hyprutils/os/FileDescriptor.hpp>

namespace Config {
    class CConfigWatcher {
      public:
        CConfigWatcher();
        ~CConfigWatcher() = default;

        struct SConfigWatchEvent {
            std::string file;
        };

        void                            update();

        Hyprutils::OS::CFileDescriptor& getInotifyFD();
        void                            setWatchList(const std::vector<std::string>& paths);
        void                            setOnChange(const std::function<void(const SConfigWatchEvent&)>& fn);
        void                            onInotifyEvent();

      private:
        struct SInotifyWatch {
            int         wd = -1;
            std::string file;
        };

        std::function<void(const SConfigWatchEvent&)> m_watchCallback;
        std::vector<SInotifyWatch>                    m_watches;
        Hyprutils::OS::CFileDescriptor                m_inotifyFd;
    };

    UP<CConfigWatcher>& watcher();
}