#!/bin/sh
weatherreport="${XDG_CACHE_HOME:-$HOME/.cache}/weatherreport"
weatheremoji="${XDG_CACHE_HOME:-$HOME/.cache}/weatheremoji"
url="wttr.in/Karlsruhe"
opt="?F"
emojiopt="?format=1"
convertemoji() {
sed -i '
s/☀️//
s/☁️//
s/⛅️//
s/⛈//
s/✨//
s/❄️//
s/🌦//
s/🌧//
s/🌨//
s/🌩//
s/🌫//
' "${weatheremoji}"
}

getforecast() { curl -sf "$url$opt" > "$weatherreport" && curl -sf "$url$emojiopt" > "$weatheremoji" ;}
showweather() { emoji=$(cat "$weatheremoji") && printf "%s" "$(sed '16q;d' "$weatherreport" |
	grep -wo "[0-9]*%" | sort -rn | sed "s/^/ $(printf %.1s "$emoji") /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 "°"}' ;}

[ "$(stat -c %y "$weatherreport" 2>/dev/null | cut -d' ' -f1)" = "$(date '+%Y-%m-%d')" ] ||
	getforecast && convertemoji

showweather