From c2f9d889f4cc1aa70fa77a6eec3eb63ff29b8f0f Mon Sep 17 00:00:00 2001
From: Skirmantas Kligys <Skirmantas.Kligys@gmail.com>
Date: Mon, 3 Jul 2023 13:46:50 -0700
Subject: [PATCH] Stop MPRIS module from updating every ~20ms as
 onPlayerMetadata(), onPlayerPlay() callbacks get triggered without regard for
 update interval.

---
 include/modules/mpris/mpris.hpp | 1 +
 src/modules/mpris/mpris.cpp     | 7 ++++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/include/modules/mpris/mpris.hpp b/include/modules/mpris/mpris.hpp
index ea5f7de6..3f2a6a63 100644
--- a/include/modules/mpris/mpris.hpp
+++ b/include/modules/mpris/mpris.hpp
@@ -80,6 +80,7 @@ class Mpris : public ALabel {
   std::string lastPlayer;
 
   util::SleeperThread thread_;
+  std::chrono::time_point<std::chrono::system_clock> last_update_;
 };
 
 }  // namespace waybar::modules::mpris
diff --git a/src/modules/mpris/mpris.cpp b/src/modules/mpris/mpris.cpp
index e4346941..7e8efee3 100644
--- a/src/modules/mpris/mpris.cpp
+++ b/src/modules/mpris/mpris.cpp
@@ -31,7 +31,8 @@ Mpris::Mpris(const std::string& id, const Json::Value& config)
       ellipsis_("\u2026"),
       player_("playerctld"),
       manager(),
-      player() {
+      player(),
+      last_update_(std::chrono::system_clock::now() - interval_) {
   if (config_["format-playing"].isString()) {
     format_playing_ = config_["format-playing"].asString();
   }
@@ -559,6 +560,10 @@ bool Mpris::handleToggle(GdkEventButton* const& e) {
 }
 
 auto Mpris::update() -> void {
+  const auto now = std::chrono::system_clock::now();
+  if (now - last_update_ < interval_) return;
+  last_update_ = now;
+
   auto opt = getPlayerInfo();
   if (!opt) {
     event_box_.set_visible(false);