added biri on PC, created helper scripts

modules/hosts/takamaki/takamaki.nix

@@ -72,7 +72,6 @@
         extraPackages = with pkgs; [
           nix-init
           github-desktop
-          self.packages.${stdenv.hostPlatform.system}.biri
         ];
 
         shellScripts = let 
@@ -118,6 +117,31 @@
           increase-brightness = mkBrightnessScript "+";
 
           decrease-brightness = mkBrightnessScript "-";
+
+          niri-scratch-workspace-toggle = ''
+            if niri msg --json workspaces-with-hidden | jq -e '.[] | select(.name=="x") | .is_hidden' >/dev/null; then
+              niri msg action unhide-workspace --focus=false "x"
+              OUTPUT=$(niri msg --json focused-output | jq '.name' | sed 's/"//g')
+              echo "OUTPUT=$OUTPUT"
+              niri msg action move-workspace-to-monitor --reference "x" "$OUTPUT"
+              echo "moved scratch workspace: $(niri msg --json workspaces | jq '.[] | select(.name=="x") | .output')"
+              niri msg action focus-workspace "x"
+            else
+              niri msg action hide-workspace "x"
+            fi
+          '';
+
+          niri-listen-for-scratch-workspace-change = ''
+            niri msg --json event-stream | while read -r event; do
+              if echo $event | jq -e '.WorkspaceActivated.focused' >/dev/null; then
+                if niri msg --json workspaces | jq -e '.[] | select(.name=="x") | .is_active==false' >/dev/null; then
+                  niri msg action hide-workspace "x"
+                fi
+              elif echo $event | jq -e '.WorkspacesChanged.workspaces.[] | select(.name=="x") | .is_active==false' >/dev/null; then
+                niri msg action hide-workspace "x"
+              fi
+            done
+          '';
         };
       };
     };