From 2a492637979f1eb892c4a97bb46529afc11d0610 Mon Sep 17 00:00:00 2001
From: Skylar Grant <sky@vfsh.dev>
Date: Sat, 7 Dec 2024 14:59:45 -0500
Subject: [PATCH] Add graceful shutdown

---
 src/main.js | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/main.js b/src/main.js
index c9f9012..86fcfaf 100644
--- a/src/main.js
+++ b/src/main.js
@@ -135,6 +135,15 @@ process.comlink.on('feedRate', (message) => {
     }
 });
 
+process.on('SIGINT', () => {
+    fn.log(`Exiting gracefully...`, 'INFO');
+    // Fail-safe to turn off all the outputs and keep the exhaust fan on
+    gpio.setPin(process.pinMap.get('auger').board, 0);
+    gpio.setPin(process.pinMap.get('igniter').board, 0);
+    gpio.setPin(process.pinMap.get('exhaust').board, 0); // Exhaust 0: On 1: Off
+    process.exit();
+});
+
 /***************************************************************************************/
 // Call Things
 /***************************************************************************************/