From fb6b5bced604ffe2943affcf4e1af4b7bcaad510 Mon Sep 17 00:00:00 2001
From: Fabian Schlenz <mail@fabianonline.de>
Date: Mon, 22 Aug 2022 13:56:43 +0200
Subject: [PATCH] Test for button press every 50ms. That's more than enough.

---
 include/controller.h | 1 +
 src/controller.cpp   | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/include/controller.h b/include/controller.h
index bdf8394..9a054a1 100644
--- a/include/controller.h
+++ b/include/controller.h
@@ -14,6 +14,7 @@ class Controller {
 	Playlist current_playlist;
 	bool is_rfid_present = false;
 	unsigned long last_rfid_check = 0;
+	unsigned long last_button_check = 0;
 	uint8_t button_pressed = 0;
 	unsigned long button_pressed_since = 0;
 	bool button_already_processed = false;
diff --git a/src/controller.cpp b/src/controller.cpp
index 1eab3d7..e491e7f 100644
--- a/src/controller.cpp
+++ b/src/controller.cpp
@@ -6,7 +6,10 @@ void Controller::handle() {
 		handle_rfid();
 		last_rfid_check = millis();
 	}
-	handle_buttons();
+	if (last_button_check + 10 < millis() || last_button_check > millis()) {
+		handle_buttons();
+		last_button_check = millis();
+	}
 }
 
 void Controller::handle_buttons() {