wob: zero-pad opacity hex string and add testbed (#2310)

Link: https://github.com/nix-community/stylix/pull/2310

Reviewed-by: Noah Biewesch <dev@noahbiewesch.com>

generated/all-maintainers.nix

@@ -30,6 +30,12 @@
     githubId = 64027365;
     name = "Erin Pletches";
   };
+  Lyndeno = {
+    email = "lsanche@lyndeno.ca";
+    github = "Lyndeno";
+    githubId = 13490857;
+    name = "Lyndon Sanche";
+  };
   MrSom3body = {
     email = "nix@sndh.dev";
     github = "MrSom3body";

modules/wob/hm.nix

@@ -10,8 +10,8 @@ mkTarget {
     (
       { opacity }:
       {
-        stylix.targets.wob._opacity = lib.toHexString (
-          builtins.floor (opacity.popups * 255 + 0.5)
+        stylix.targets.wob._opacity = lib.fixedWidthString 2 "0" (
+          lib.toHexString (builtins.floor (opacity.popups * 255 + 0.5))
         );
       }
     )

modules/wob/meta.nix

@@ -1,5 +1,6 @@
+{ lib, ... }:
 {
   name = "wob";
   homepage = "https://github.com/francma/wob";
-  maintainers = [ ];
+  maintainers = [ lib.maintainers.lyndeno ];
 }

modules/wob/testbeds/wob.nix

@@ -0,0 +1,18 @@
+{ lib, pkgs, ... }:
+{
+  stylix.testbed.ui = {
+    graphicalEnvironment = "hyprland";
+    command.text = lib.getExe (
+      pkgs.writeShellScriptBin "wob-invoker" ''
+        while true; do
+          for percent in {0..200}; do
+            echo "$percent" >"$XDG_RUNTIME_DIR/wob.sock"
+            sleep 0.05
+          done
+        done
+      ''
+    );
+  };
+
+  home-manager.sharedModules = lib.singleton { services.wob.enable = true; };
+}