Minor bugfixes and stability improvements for `acejuice-bar`

.local/bin/acejuice-bar

@@ -19,6 +19,9 @@ if [ -f "$PID_FILE" ]; then
   rm "$PID_FILE"
 fi
 
+# Give a grace period for all processes to terminate gracefully
+sleep 1
+
 # PID of this script
 printf "%s\n" "$$" >> "$PID_FILE"
 
@@ -31,7 +34,7 @@ acejuice_monitors() {
     if ! mkfifo "$NPIPE_OUT" 2> /dev/null; then
       printf "fifo '%s' already present\n" "$NPIPE_OUT" >&2
     fi
-    echo
+
     if command -v xrandr > /dev/null; then
       __monitor_list=""
       OLDIFS="$IFS"
@@ -48,22 +51,23 @@ acejuice_monitors() {
         esac
       done
       IFS="$OLDIFS"
-    echo "yaaa"
-      if [ -z "$__monitor_list" ]; then
+      # Remove space character prefix in the list
+      __monitor_list="${__monitor_list# }"
+      if [ -n "$__monitor_list" ]; then
         printf ":MON LIST %s\n" "$__monitor_list" > "$NPIPE_OUT"
       fi
-      unset __monitors_list
+      unset __monitor_list
     fi
 }
 
 acejuice_monitors &
 printf "%s\n" "$!" >> "$PID_FILE"
 
-acejuice-pulse --socket --newline &
+audio-pulse --subscribe | acejuice-pulse --socket --newline --icon ascii --icon-mute --no-value &
 printf "%s\n" "$!" >> "$PID_FILE"
 
 acejuice-interval --socket &
 printf "%s\n" "$!" >> "$PID_FILE"
 
-acejuice | /usr/bin/lemonbar -p
+acejuice | /usr/bin/lemonbar -p &
 printf "%s\n" "$!" >> "$PID_FILE"