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#!/bin/sh
# i3blocks weather module using wttr.in
# output is set to -- in case wttr.in is unreachable
WTTR_CACHE_DIR="/tmp"
WTTR_CACHE="$WTTR_CACHE_DIR/wttr.in"
WTTR_TXT="$WTTR_CACHE_DIR/wttr.txt"
WTTR_LOCATION="Vasai"
WTTR_URL="https://wttr.in/$WTTR_LOCATION"
notify() {
[ "$isUpdating" = 1 ] &&
notify-send --replace-id=217534 "$@"
}
err() {
printf "i3weather: %s\n" "$@" >&2
notify "🛑 ERROR (i3weather)" "$*"
echo "⛅ -- "
exit 1
}
case "$BLOCK_BUTTON" in
'') true ;;
1)
[ -f "$WTTR_CACHE" ] || BLOCK_BUTTON=5 i3weather
st -c "dropdown_weather" \
-g "$(wc -L < "$WTTR_TXT")x30" \
-e less -r "$WTTR_CACHE" & sleep 0.3 ;;
2) $TERMINAL -e nvim "$0" ;;
*) isUpdating=1; notify "⛅ Refreshing weather info..." ;;
esac
# update cache files
res="$(curl -Ss "$WTTR_URL" > "$WTTR_CACHE" 2>&1)" || err "$res"
sed 's,\x1B\[[0-9;]*[a-zA-z],,g' "$WTTR_CACHE" > "$WTTR_TXT"
[ "$(wc -l "$WTTR_TXT" | cut -d' ' -f1)" -lt 20 ] && err "$(cat "$WTTR_TXT")"
# get weather based on argument
case "$1" in
info) weather="$(curl -Ss "$WTTR_URL?format=%c%C" 2>&1)" ;;
cache) weather="$(sed -E '1,7!d; 3d; 6d; s/.{16}(.{,13}).*/\1/; s/\s//g' "$WTTR_TXT" |
sed -z 's/\n/:/; s/\n/ /g; s/\s*$//' 2>&1)" ;;
*) weather="$(curl -Ss "$WTTR_URL?format=%l:+%c+%t(%f)++%w++%p" 2>&1)" ;;
esac
# check for empty responses and errors
[ "$(echo "$weather" | grep -Ec "(Unknown|curl|HTML)")" -gt 0 ] &&
err "$weather" || echo "${weather:-⛅ -- }"
# End response when no error occurs
notify "✔️ Weather Updated."
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