feat(mpd): add playing-interval option

include/modules/mpd/mpd.hpp

@@ -28,6 +28,8 @@ class MPD : public ALabel {
 
   unsigned timeout_;
 
+  unsigned playing_interval_;
+
   detail::unique_connection connection_;
 
   detail::unique_status status_;
@@ -59,6 +61,7 @@ class MPD : public ALabel {
   inline bool stopped() const { return connection_ && state_ == MPD_STATE_STOP; }
   inline bool playing() const { return connection_ && state_ == MPD_STATE_PLAY; }
   inline bool paused() const { return connection_ && state_ == MPD_STATE_PAUSE; }
+  inline unsigned playing_interval() const { return playing_interval_; }
 };
 
 #if !defined(MPD_NOINLINE)

include/modules/mpd/state.hpp

@@ -194,6 +194,7 @@ class Context {
   bool is_paused() const;
   bool is_stopped() const;
   constexpr std::size_t interval() const;
+  unsigned playing_interval() const;
   void tryConnect() const;
   void checkErrors(mpd_connection*) const;
   void do_update();

include/modules/mpd/state.inl.hpp

@@ -8,6 +8,7 @@ inline bool Context::is_paused() const { return mpd_module_->paused(); }
 inline bool Context::is_stopped() const { return mpd_module_->stopped(); }
 
 constexpr inline std::size_t Context::interval() const { return mpd_module_->interval_.count(); }
+inline unsigned Context::playing_interval() const { return mpd_module_->playing_interval(); }
 inline void Context::tryConnect() const { mpd_module_->tryConnect(); }
 inline unique_connection& Context::connection() { return mpd_module_->connection_; }
 constexpr inline mpd_state Context::state() const { return mpd_module_->state_; }

src/modules/mpd/mpd.cpp

@@ -22,6 +22,7 @@ waybar::modules::MPD::MPD(const std::string& id, const Json::Value& config)
       port_(config_["port"].isUInt() ? config["port"].asUInt() : 0),
       password_(config_["password"].empty() ? "" : config_["password"].asString()),
       timeout_(config_["timeout"].isUInt() ? config_["timeout"].asUInt() * 1'000 : 30'000),
+      playing_interval_(config_["playing-interval"].isUInt() ? config_["playing-interval"].asUInt() : 1'000),
       connection_(nullptr, &mpd_connection_free),
       status_(nullptr, &mpd_status_free),
       song_(nullptr, &mpd_song_free) {
@@ -33,6 +34,10 @@ waybar::modules::MPD::MPD(const std::string& id, const Json::Value& config)
     spdlog::warn("{}: `timeout` configuration should be an unsigned int", module_name_);
   }
 
+  if (!config_["playing-interval"].isNull() && !config_["playing-interval"].isUInt()) {
+    spdlog::warn("{}: `playing-interval` configuration should be an unsigned int", module_name_);
+  }
+
   if (!config["server"].isNull()) {
     if (!config_["server"].isString()) {
       spdlog::warn("{}:`server` configuration should be a string", module_name_);

src/modules/mpd/state.cpp

@@ -119,14 +119,14 @@ bool Idle::on_io(Glib::IOCondition const&) {
 
 void Playing::entry() noexcept {
   sigc::slot<bool> timer_slot = sigc::mem_fun(*this, &Playing::on_timer);
-  timer_connection_ = Glib::signal_timeout().connect_seconds(timer_slot, 1);
+  timer_connection_ = Glib::signal_timeout().connect(timer_slot, ctx_->playing_interval());
-  spdlog::debug("mpd: Playing: enabled 1 second periodic timer.");
+  spdlog::debug("mpd: Playing: enabled {}ms periodic timer.", ctx_->playing_interval());
 }
 
 void Playing::exit() noexcept {
   if (timer_connection_.connected()) {
     timer_connection_.disconnect();
-    spdlog::debug("mpd: Playing: disabled 1 second periodic timer.");
+    spdlog::debug("mpd: Playing: disabled {}ms periodic timer.", ctx_->playing_interval());
   }
 }