added sleep inhibiting aliases to fish

home/shell.nix

@@ -1,4 +1,4 @@
-{pkgs, ...}: {
+{pkgs, lib, ...}: {
   programs.fish = {
     enable = true;
     # initExtra = ''
@@ -52,6 +52,27 @@
         '';
         onEvent = "fish_greeting";
       };
+    } // lib.optionalAttrs pkgs.stdenv.isLinux {
+      block = {
+        body = ''
+          systemd-inhibit --what=sleep --who="$USER" --why="manual invocation" --mode=block sleep infinity &
+          set -g INHIBIT_PID $last_pid
+          echo "Sleep inhibited. PID: $INHIBIT_PID"
+        '';
+      };
+
+      unblock = {
+        body = ''
+          if set -q INHIBIT_PID
+            kill $INHIBIT_PID 2>/dev/null
+            and echo "Sleep inhibitor removed. PID: $INHIBIT_PID"
+            or echo "Failed to kill process or already terminated."
+            set -e INHIBIT_PID
+          else
+            echo "No active sleep inhibitor found."
+          end
+        '';
+      };
     };
   };