From 2c98bbacc8db3b251e1679f9da84cf1f5ed5726a Mon Sep 17 00:00:00 2001
From: Sam Nystrom <sam@samnystrom.dev>
Date: Tue, 15 Oct 2024 13:29:10 -0400
Subject: update ~/bin

---
 bin/statusline.sh | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100755 bin/statusline.sh

(limited to 'bin/statusline.sh')

diff --git a/bin/statusline.sh b/bin/statusline.sh
new file mode 100755
index 0000000..61eb799
--- /dev/null
+++ b/bin/statusline.sh
@@ -0,0 +1,79 @@
+#!/bin/sh
+
+volume() {
+	volume="$(wpctl get-volume @DEFAULT_AUDIO_SINK@)"
+	volume="$(dc -e "${volume#Volume:\ } 100 * p")"
+	volume="${volume%.*}"
+	if [ "$volume" -eq 0 ]; then
+		symbol=
+	elif [ "$volume" -le 50 ]; then
+		symbol=
+	else
+		symbol=
+	fi
+	printf '%s %d%%' "$symbol" "$volume"
+}
+
+network() {
+	ssid="$(iwctl station wlan0 get-networks | awk -F'  ' '/>/{print $3}')"
+	if [ -n "$ssid" ]; then
+		printf '󰖩  %s' "$ssid"
+	else
+		printf '󰖪 '
+	fi
+}
+
+brightness() {
+	printf ' %d%%' "$(brightctl)"
+}
+
+battery() {
+	cap="$(cat /sys/class/power_supply/BAT0/capacity)"
+	stat="$(cat /sys/class/power_supply/BAT0/status)"
+
+	symbol=󰁹
+	index=$(((cap-1)/10+1))
+	case "$stat" in
+		Discharging)
+			symbol="$(printf '󰂃 󰁻 󰁼 󰁽 󰁾 󰁿 󰂀 󰂁 󰂂 󰁹' | cut -d' ' -f$index)"
+			;;
+		Charging)
+			symbol="$(printf '󰢜 󰂆 󰂇 󰂈 󰢝 󰂉 󰢞 󰂊 󰂋 󰂅' | cut -d' ' -f$index)"
+			;;
+		Full)
+			symbol=󰂄
+			;;
+	esac
+	printf '%s %d%%' "$symbol" "$cap"
+}
+
+clock() {
+	printf ' %s' "$(date '+%b %-d %H:%M:%S')"
+}
+
+# Make the volume and brightness sections appear to update in real time by
+# polling more frequently when the user is changing them.
+last_vol=
+last_brt=
+sleep_for=10
+while true; do
+	vol="$(volume)"
+	brt="$(brightness)"
+	if [ "$last_vol" != "$vol" ] || [ "$last_brt" != "$brt" ]; then
+		sleep_for=1
+	elif [ $sleep_for != 10 ]; then
+		sleep_for=$((sleep_for+1))
+	else
+		sleep_for=10
+	fi
+	last_vol="$vol"
+	last_brt="$brt"
+
+	printf '%s | %s | %s | %s | %s\n' \
+		"$vol" \
+		"$(network)" \
+		"$brt" \
+		"$(battery)" \
+		"$(clock)"
+	sleep $((sleep_for/10)).$((sleep_for%10))
+done
-- 
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