update waybar scripts

waybar/playerctl.sh

@@ -0,0 +1,25 @@
+#!/bin/sh
+
+PLAYER="$1"
+
+if [ -z "$PLAYER" ]; then
+	echo "Usage: $0 <player>"
+	exit 1
+fi
+
+STATUS="$(playerctl -p "$PLAYER" status)"
+
+if [ -z "$STATUS" ] || [ "$STATUS" = "Stopped" ]; then
+	exit 0
+elif [ "$STATUS" = "Paused" ]; then
+	STATUS=" "
+elif [ "$STATUS" = "Playing" ]; then
+	STATUS=" "
+else
+	exit 0
+fi
+
+TITLE="$(playerctl -p "$PLAYER" metadata title)"
+ARTIST="$(playerctl -p "$PLAYER" metadata artist)"
+
+printf "%s\n" "$STATUS$TITLE - $ARTIST"