From d3b396b17602ad71a62cbc2eaf595a1d94579c4a Mon Sep 17 00:00:00 2001
From: lonkaars <loek@pipeframe.xyz>
Date: Tue, 12 Mar 2024 09:02:24 +0100
Subject: make state update atomic and clean up some code

---
 core/lib | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'core/lib')

diff --git a/core/lib b/core/lib
index 9892663..21c64f9 100644
--- a/core/lib
+++ b/core/lib
@@ -16,3 +16,22 @@ err() {
 # debug:
 # bc() { tee /dev/stderr | /usr/bin/bc ; }
 
+fmt_time() {
+	ss="$(echo "$1 / 1" | bc)"
+	mm="$(echo "$ss / 60" | bc)"
+	ss="$(echo "$ss % 60" | bc)"
+	hh="$(echo "$mm / 60" | bc)"
+	mm="$(echo "$mm % 60" | bc)"
+	_time_fmt
+}
+
+_time_fmt() { # [HH:]MM:SS
+	[ $hh -gt 0 ] && printf '%02d:' $hh
+	printf "%02d:%02d\n" $mm $ss
+}
+
+# _time_fmt() { # [HHh]MMmSSs
+# 	[ $hh -gt 0 ] && printf '%02dh' $hh
+# 	printf "%02dm%02ds\n" $mm $ss
+# }
+
-- 
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