127 current 1970-01-01 01:00:00 24.05.20240303.b8697e5 6.6.19 *

hosts/MaxNixosLaptop/configuration.nix

@@ -10,6 +10,8 @@
   imports = [
     # Include the results of the hardware scan.
     ./hardware-configuration.nix
+    # script for rebuilding nixos
+    ../../modules/nixos/rebuild.nix
     # greetd login manager
     ../../modules/nixos/greetd.nix
     # sway as window manager

modules/nixos/rebuild.nix

@@ -0,0 +1,45 @@
+{pkgs, ...}: let
+  # script for rebuilding nixos
+  rebuild = pkgs.writeTextFile {
+    name = "rebuild";
+    destination = "/bin/rebuild";
+    executable = true;
+    text = ''
+      #!/usr/bin/env bash
+
+      # A rebuild script that commits on a successful build
+      set -e
+
+      # cd to your config dir
+      pushd ${"../.."}
+
+      # Edit your config
+      $EDITOR
+
+      # Autoformat your nix files
+      ${pkgs.alejandra}/bin/alejandra . #&>/dev/null
+
+      # Shows your changes
+      ${pkgs.git}/bin/git diff -U0 *.nix
+
+      echo "NixOS Rebuilding..."
+
+      # Rebuild, output simplified errors, log trackebacks
+      ${pkgs.sudo}/bin/sudo nixos-rebuild switch &>nixos-switch.log || (${pkgs.coreutils}/bin/cat nixos-switch.log | ${pkgs.gnugrep}/bin/grep --color error && false)
+
+      # Get current generation metadata
+      current=$(nixos-rebuild list-generations | ${pkgs.gnugrep}/bin/grep current)
+
+      # Commit all changes with the gereation metadata
+      ${pkgs.git}/bin/git commit -am "$current"
+
+      # Back to where you were
+      popd
+
+      # Notify all OK!
+      ${pkgs.libnotify}/bin/notify-send -e "NixOS Rebuilt OK!" --icon=software-update-available
+    '';
+  };
+in {
+  environment.systemPackages = [rebuild];
+}