vlad doster eed099b954 Cohesive shell script formatting
- Format all shell scripts using [shfmt]
  (https://github.com/mvdan/sh).

Options used:

* `-bn`: binary ops like && and | may start a line
* `-sr`: redirect operators will be followed by a space
* `-ci`: indent switch cases
* `-i 4`: indent 4 spaces
* `-s`: simplify the code
* `-p`: parse for posix compliance

- Add Github action to lint changes to scripts and enforce formatting
  going forward

Signed-off-by: Vladislav Doster <mvdoster@gmail.com>
2021-03-15 06:16:20 -05:00

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#!/bin/sh
# Displays todays precipication chance (☔) and daily low (🥶) and high (🌞).
# Usually intended for the statusbar.
# If we have internet, get a weather report from wttr.in and store it locally.
# You could set up a shell alias to view the full file in a pager in the
# terminal if desired. This function will only be run once a day when needed.
weatherreport="${XDG_DATA_HOME:-$HOME/.local/share}/weatherreport"
getforecast() { curl -sf "wttr.in/$LOCATION" > "$weatherreport" || exit 1; }
# Some very particular and terse stream manipulation. We get the maximum
# precipitation chance and the daily high and low from the downloaded file and
# display them with coresponding emojis.
showweather() {
printf "%s" "$(sed '16q;d' "$weatherreport" \
| grep -wo "[0-9]*%" | sort -rn | sed "s/^/☔/g;1q" | tr -d '\n')"
sed '13q;d' "$weatherreport" | grep -o 'm\([-+]\)*[0-9]\+' | sed 's/+//g' | sort -n -t 'm' -k 2n | sed -e 1b -e '$!d' | tr '\n|m' ' ' | awk '{print " 🥶" $1 "°","🌞" $2 "°"}'
}
case $BLOCK_BUTTON in
1) setsid -f "$TERMINAL" -e less -Srf "$weatherreport" ;;
2) getforecast && showweather ;;
3) notify-send "🌈 Weather module" "\- Left click for full forecast.
- Middle click to update forecast.
☔: Chance of rain/snow
🥶: Daily low
🌞: Daily high" ;;
6) "$TERMINAL" -e "$EDITOR" "$0" ;;
esac
# The test if our forcecast is updated to the day. If it isn't download a new
# weather report from wttr.in with the above function.
[ "$(stat -c %y "$weatherreport" 2> /dev/null | cut -d' ' -f1)" = "$(date '+%Y-%m-%d')" ] \
|| getforecast
showweather