power menu, redshift, polybar

.config/polybar/scripts/battery-cyberpower/README.md

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+# Script: battery-cyberpower
+
+A shell script that shows the battery status for CyberPower UPS devices.
+
+This script is able to display power supply changes in real time.
+
+
+## Dependencies
+
+* `pwrstat` from CyberPower's website
+
+
+## Configuration
+
+You have to add the `pwrstat` command to the `/etc/sudoers` NOPASSWD of your user:
+
+```ini
+user ALL=(ALL) NOPASSWD: /usr/bin/pwrstat
+```
+
+
+## Module
+
+```ini
+[module/battery-cyberpower]
+type = custom/script
+exec = ~/polybar-scripts/battery-cyberpower.sh
+tail = true
+```

.config/polybar/scripts/battery-cyberpower/battery-cyberpower.sh

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+#!/bin/sh
+
+ICON_AC="#1"
+ICON_BATTERY_FULL="#21"
+ICON_BATTERY_GOOD="#22"
+ICON_BATTERY_LOW="#23"
+ICON_BATTERY_CAUTION="#24"
+ICON_BATTERY_EMPTY="#25"
+
+SHOW_ESTIMATION=1
+
+battery_print() {
+    battery_info="$(sudo pwrstat -status)"
+    battery_capacity="$(echo "$battery_info" | awk '/Capacity/{print $3}')"
+    battery_ac="$(echo "$battery_info" | awk '/Power Supply by/{print $4,$5}')"
+    battery_load="$(echo "$battery_info" | grep "Load" | cut -d \( -f 2 | tr -d ' %)')"
+    battery_remaining="$(echo "$battery_info" | awk '/Remaining Runtime/{print $3}')"
+
+    output=""
+
+    if [ "$battery_ac" = "Utility Power" ]; then
+        if [ "$battery_capacity" -gt 97 ]; then
+            output="$ICON_AC"
+        else
+            output="$ICON_AC $battery_capacity %"
+        fi
+    else
+        if [ "$battery_capacity" -gt 85 ]; then
+            output="$ICON_BATTERY_FULL $battery_capacity %"
+        elif [ "$battery_capacity" -gt 60 ]; then
+            output="$ICON_BATTERY_GOOD $battery_capacity %"
+        elif [ "$battery_capacity" -gt 35 ]; then
+            output="$ICON_BATTERY_LOW $battery_capacity %"
+        elif [ "$battery_capacity" -gt 10 ]; then
+            output="$ICON_BATTERY_CAUTION $battery_capacity %"
+        else
+            output="$ICON_BATTERY_EMPTY $battery_capacity %"
+        fi
+    fi
+
+    if [ "$SHOW_ESTIMATION" -eq 1 ]; then
+        output="$output ($battery_load % / $battery_remaining min)"
+    fi
+
+    echo "$output"
+}
+
+trap exit INT
+trap "echo" USR1
+
+while true; do
+    battery_print "$@"
+
+    sleep 30 &
+    wait
+done