fixed ask_yn

spells/cantrips/ask_yn

@@ -6,39 +6,31 @@
 ask_yn() {
     default=${2:-"y"}
     default=$(echo "$default" | tr '[:upper:]' '[:lower:]')
-    if [ "$default" = "y" ]; then
-        prompt="${1} (Y/n): "
-        default_output=1
-    else
-        prompt="${1} (y/N): "
-        default_output=0
-    fi
     
-    while true; do
+    # Set prompt string
-        # Show prompt and get user input
+    case "$default" in
-        printf "%s" "$prompt"
+        y)  prompt="Y/n" ;;
-        if [ "$(uname)" = "Darwin" ]; then
+        n)  prompt="y/N" ;;
-            # On macOS, use "read -n 1"
+        *)  echo "Invalid default answer"; exit 1 ;;
-            read -n 1 -r REPLY
+    esac
-        else
-            # On Linux and others, use "read -n 1 -s"
-            read -r -n 1 -s REPLY
-        fi
-
-        # If user hits Ctrl+C or Enter, break and return default output
-        if [ -z "$REPLY" ] || [ "$REPLY" = "$(printf '\003')" ]; then
-            REPLY=$default
-            printf "\n"
-            break
-        fi
     
-        case "$REPLY" in
+    while true; do
-            y|Y ) printf "\n"; return 1;;
+        echo -n "$1 ($prompt): "
-            n|N ) printf "\n"; return 0;;
+        stty raw -echo
-            * ) printf "\nInvalid input. Please type 'y' or 'n'.";;
+        answer=$(head -c 1) || exit
+        stty -echo
+        printf "\n"
+        case "$answer" in
+            "" ) answer="$default"; break;;
+            y|Y) answer="y"; break;;
+            n|N) answer="n"; break;;
         esac
     done
-    return $default_output
+    
+    case "$answer" in
+        y|Y) echo 1;;
+        n|N) echo 0;;
+    esac
 }
 
 ask_yn "$@"