waybar: Fix keepawake module

Was displaying the wrong way round (no coffee on staying awake and coffe
on automatically going to sleep), and removed some useless variable
setting.

desktop/.config/waybar/config

@@ -8,8 +8,8 @@
         "format-alt": "{} {icon}",
         "format-alt-click": "click-right",
         "format-icons": {
-            "idle-disabled": "󰾫 ",
-            "idle-enabled": "󰅶 "
+            "idle-disabled": "󰅶 ",
+            "idle-enabled": "󰾫 "
         },
         "exec": "~/.config/waybar/modules/keepawake",
         "on-click": "~/.config/waybar/modules/keepawake toggle",

desktop/.config/waybar/modules/keepawake

@@ -13,14 +13,18 @@ if [ "$cmd" != "" ]; then
 
     if [ "$cmd" = "start" ] || [ "$cmd" = "toggle" ] && [ "$status" = "idle-disabled" ]; then
         SVDIR="$USER_SV_DIR" sv start swayidle
+        status="idle-enabled"
     elif [ "$cmd" = "stop" ] || [ "$cmd" = "toggle" ] && [ "$status" = "idle-enabled" ]; then
         SVDIR="$USER_SV_DIR" sv stop swayidle
+        status="idle-disabled"
     fi
+    printf "{\"text\": \"\", \"alt\": \"%s\", \"tooltip\": \"\", \"class\": \"\"}" \
+        "$status"
+    exit
 fi
 
-pid=$(pgrep -x swayidle)
 status="idle-disabled"
-if [ "$pid" != "" ]; then
+if pgrep -x swayidle >/dev/null; then
     status="idle-enabled"
 fi