Adding Tailscale VPN

home-manager/hosts/nixos-laptop/desktops/hyprland/gruvbox/waybar/scripts/waybar-scripts.nix

@@ -4,7 +4,22 @@
             enable = true;
             executable = true;
             text = ''
-                tailscale status --json | jq -r '.BackendState'
+                #!/usr/bin/env bash
+                CLASS=`tailscale status --json | jq -r '.BackendState'`
+                # Known values:  Running, Stopped
+
+                # Expected Output:
+                # {"text": "$text", "alt": "$alt", "tooltip": "$tooltip", "class": "$class", "percentage": $percentage }
+                # Different $Class depending on if TS is running or not
+                if [ $CLASS == "Running" ]; then
+                    IP=`tailscale status --json | jq -r '.TailscaleIPs[0]'`
+                    ALT="IP:  $IP"
+                    printf '{"class": %s", "alt": %s}' "$CLASS", "$ALT"
+                fi
+                if [ $CLASS == "Stopped" ]; then
+                    ALT="Tailscale is not running"
+                    printf '{"class": %s", "alt": %s}' "$CLASS", "$ALT"
+                fi
             '';
         };
     };

home-manager/hosts/nixos-laptop/desktops/hyprland/gruvbox/waybar/waybar-conf2.nix

@@ -39,9 +39,9 @@
             ],
 
             "custom/tailscale": {
-                "format": "VPN ",
+                "format": "{} 󰌆",
-                "exec": "echo '{\"class\": \"connected\"}'",
+                "exec": "$HOME/.config/waybar/scripts/tailscale.sh",
-                "exec-if": "",
+                "exec-if": "pgrep tailscaled",
                 "return-type": "json",
                 "interval": 5
             },
@@ -198,7 +198,7 @@
             /* new stuff */
             border-radius: 5px;
             color: rgba(50, 48, 47, 0.8);
-            background-color:  #e2cca9;
+            background-color:  #d5c4a1;
             font-weight: bold;
         }