improve sb-forecast

.local/bin/statusbar/sb-forecast

@@ -1,19 +1,35 @@
 #!/bin/sh
 
+# NOTE: This script takes its dwmblocks update signal as an argument so that it can refresh itself (defaults to 5)
 # Options can be found at https://wttr.in/:help
 
 weatherfile="$XDG_CACHE_HOME/weatherreport"
 emojifile="$XDG_CACHE_HOME/weatheremoji"
-url="wttr.in/?FA"
+url="wttr.in/$LOCATION"
+weatheropts="?FA"
+emojiopts="?FA&format=%c"
 
 getforecast() {
-	curl -sf4 "$url" >$weatherfile || exit 1
-	curl -sf4 "$url&format=%c" | sed 's/☀️//;s/☁️//;s/⛅️//;s/⛈//;s/✨//;s/❄️//;s/🌦//;s/🌧//;s/🌨//;s/🌩//;s/🌫//;' >$emojifile || exit 1
+	curl -sf "$url$weatheropts" >"$weatherfile" || exit 1
+	curl -sf "$url$emojiopts" | sed 's/☀️//;s/☁️//;s/⛅️//;s/⛈//;s/✨//;s/❄️//;s/🌦//;s/🌧//;s/🌨//;s/🌩//;s/🌫//;' | cut -d ' ' -f 1 >"$emojifile" || exit 1
 }
-showweather() {
-	emoji="$(printf "\033[12m%s\033[10m" $(cut -d ' ' -f 1 $emojifile))"
-	sed '16q;d' $weatherfile | grep -wo "[0-9]*%" | sort -rn | sed "s/^/$emoji /g;1q" | tr -d '\n'
-	sed '13q;d' $weatherfile | grep -o "m\\([-+]\\)*[0-9]\\+" | sed 's/+//g' | sort -n -t 'm' -k 2n | sed -e 1b -e '$!d' | tr '\n|m' ' ' | awk '{print " \033[34;11m\033[0m " $1 "°","\033[31;11m\033[0m " $2 "°"}'
+fresh() {
+	[ -s "$weatherfile" ] && [ "$(stat -c %y "$weatherfile" 2>/dev/null | cut -d' ' -f1)" = "$(date '+%Y-%m-%d')" ]
 }
-getforecast
-showweather
+readfile() {
+    weather="$(cat "$weatherfile")"
+    precipitation="$(echo "$weather" | sed '16q;d' | grep -wo "[0-9]*%" | sort -rn | head -1q)"
+    highlow="$(echo "$weather" | sed '13q;d' | grep -o "m\\([-+]\\)*[0-9]\\+" | sed 's/[+m]//g' | sort -g | sed -e 1b -e '$!d')"
+    emoji="$(cat "$emojifile")"
+}
+output() {
+    readfile
+    printf "\033[12m%s\033[10m %s \033[34;11m\033[0m %s° \033[31;11m\033[0m %s°\n" "$emoji" "$precipitation" $highlow
+}
+
+if fresh; then
+    output
+else
+    getforecast && pkill -RTMIN+${1:-5} dwmblocks &
+    printf " Getting Weather\n"
+fi