Initial commit

status.sh

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+# The Sway configuration file in ~/.config/sway/config calls this script.
+# You should see changes to the status bar after saving this script.
+# If not, do "killall swaybar" and $mod+Shift+c to reload the configuration.
+
+# The abbreviated weekday (e.g., "Sat"), followed by the ISO-formatted date
+# like 2018-10-06 and the time (e.g., 14:01). Check `man date` on how to format
+# time and date.
+date_formatted=$(date "+%a %F %H:%M")
+
+# "upower --enumerate | grep 'BAT'" gets the battery name (e.g.,
+# "/org/freedesktop/UPower/devices/battery_BAT0") from all power devices.
+# "upower --show-info" prints battery information from which we get
+# the state (such as "charging" or "fully-charged") and the battery's
+# charge percentage. With awk, we cut away the column containing
+# identifiers. i3 and sway convert the newline between battery state and
+# the charge percentage automatically to a space, producing a result like
+# "charging 59%" or "fully-charged 100%".
+battery_info=$(upower --show-info $(upower --enumerate |\
+grep 'BAT') |\
+egrep "state|percentage" |\
+awk '{print $2}')
+
+# "amixer -M" gets the mapped volume for evaluating the percentage which
+# is more natural to the human ear according to "man amixer".
+# Column number 4 contains the current volume percentage in brackets, e.g.,
+# "[36%]". Column number 6 is "[off]" or "[on]" depending on whether sound
+# is muted or not.
+# "tr -d []" removes brackets around the volume.
+# Adapted from https://bbs.archlinux.org/viewtopic.php?id=89648
+audio_volume=$(amixer -M get Master |\
+awk '/Mono.+/ {print $6=="[off]" ?\
+$4" muted!": \
+$4}' |\
+tr -d [])
+
+# Wifi
+ip_address=$(nmcli -g GENERAL.STATE device show wlx0010603707fd | sed 's/.*(\(.*\))/\1/')
+
+# Temperature
+temp=$(cat /sys/class/thermal/thermal_zone*/temp | sed 's/...$/°C/')
+
+# Mem info
+mem=$(free -m | grep Mem | awk '{printf "%d%%", ($3/$2)*100}')
+
+echo "V: "$audio_volume" | M: "$mem" | B: "$battery_info" | T: "$temp" | N: "$ip_address" | "$date_formatted