Generalize 'sb-anki' to other taskbars

.bin/sb-anki

@@ -10,21 +10,11 @@ then
   if [ -s /tmp/anki-reviews ]; then
     true
   else
-    echo "0" > /tmp/anki-reviews
+    echo "-1" > /tmp/anki-reviews
   fi
 else
   echo "$count" > /tmp/anki-reviews
 fi
 
 num_reviews=$(cat /tmp/anki-reviews)
-
-if [ "$num_reviews" -ge 400 ];then
-  color="\x01"
-  "$(task "Anki reviews" done)" # Check of taskwarrior task
-elif [ "$num_reviews" -ge 200 ]; then
-  color="\x03"
-else
-  color="\x04"
-fi
-
-echo -n -e "$color Reviews: $(python3 -c "print('{:.2%}'.format($num_reviews/400))") \x01"
+echo -n -e " Reviews: $(python3 -c "print('{:.2%}'.format($num_reviews/$num_to_review))") "