add(hyprland): workspace-toggle

workspace-toggle force workspace toggle between special and nonspecial;
improve user intuitive action.

apps/hyprland/default.nix

@@ -14,6 +14,7 @@
     ./hypr/rules.nix
 
     ./scripts/movement.nix
+    ./scripts/workspace-toggle.nix
   ];
   wayland.windowManager.hyprland.enable = true;
   wayland.windowManager.hyprland.systemd.enable = false; # for UWSM support...

apps/hyprland/hypr/binds.nix

@@ -68,14 +68,14 @@
         "SUPER, E, Toggle Workspace Overview, overview:toggle"
       ]
       ++ (
-        # Generate binds for Super + [1-5] to switch workspaces on current monitor
+        # Generate binds for Super + [1-5] to switch workspaces with special workspace toggle support
         # and Super + Shift + [1-5] to move window to workspace on current monitor
         builtins.concatLists (builtins.genList (
             i: let
               ws = i + 1;
               key = toString ws;
             in [
-              "SUPER, ${key}, Switch to workspace ${toString ws}, split:workspace, ${toString ws}"
+              "SUPER, ${key}, Switch to workspace ${toString ws}, exec, workspace-toggle ${toString ws}"
               "SUPER SHIFT, ${key}, Move window to workspace ${toString ws}, split:movetoworkspace, ${toString ws}"
             ]
           )

apps/hyprland/scripts/workspace-toggle.nix

@@ -0,0 +1,23 @@
+{pkgs, ...}: let
+  workspace-toggle = pkgs.writeShellScriptBin "workspace-toggle" ''
+    #!/usr/bin/env bash
+    target_workspace="$1"
+
+    # Get current workspace info
+    current=$(${pkgs.hyprland}/bin/hyprctl activeworkspace -j | ${pkgs.jq}/bin/jq -r '.id')
+
+    # Check if we're in a special workspace (negative ID)
+    if [[ $current -lt 0 ]]; then
+      # We're in a special workspace, switch to target workspace using split:workspace
+      ${pkgs.hyprland}/bin/hyprctl dispatch split:workspace "$target_workspace"
+    elif [[ $current -eq $target_workspace ]]; then
+      # We're already on the target workspace, toggle back to previous
+      ${pkgs.hyprland}/bin/hyprctl dispatch workspace previous
+    else
+      # We're on a different workspace, switch to target using split:workspace
+      ${pkgs.hyprland}/bin/hyprctl dispatch split:workspace "$target_workspace"
+    fi
+  '';
+in {
+  home.packages = [workspace-toggle];
+}