templates/nixos: add justfile and dev shell

2 files changed, 52 insertions, 1 deletions

diff --git a/templates/nixos/flake.nix b/templates/nixos/flake.nix
index 7c3e15d..a8c2e09 100644
--- a/templates/nixos/flake.nix
+++ b/templates/nixos/flake.nix
@@ -9,11 +9,31 @@
     };
   };
 
-  outputs = {nixpkgs, ...} @ inputs: {
+  outputs = {nixpkgs, ...} @ inputs: let
+    systems = [
+      "x86_64-linux"
+      "aarch64-linux"
+      "x86_64-darwin"
+      "aarch64-darwin"
+    ];
+
+    forAllSystems = fn: nixpkgs.lib.genAttrs systems (sys: fn nixpkgs.legacyPackages.${sys});
+  in {
     nixosConfigurations."myHostname" = nixpkgs.lib.nixosSystem {
       system = "x86_64-linux";
       modules = [./configuration.nix];
       specialArgs = {inherit inputs;};
     };
+
+    devShells = forAllSystems (pkgs: {
+      default = pkgs.mkShell {
+        packages = with pkgs; [
+          just
+          fzf
+        ];
+      };
+    });
+
+    formatter = forAllSystems (pkgs: pkgs.alejandra);
   };
 }
diff --git a/templates/nixos/justfile b/templates/nixos/justfile
new file mode 100644
index 0000000..4964484
--- /dev/null
+++ b/templates/nixos/justfile
@@ -0,0 +1,31 @@
+alias b := build
+alias dr := dry-run
+alias sw := switch
+alias t := test
+alias u := update
+
+rebuildArgs := "--verbose"
+rebuild := if os() == "macos" { "darwin-rebuild" } else { "nixos-rebuild" }
+asRoot := if os() == "linux" { "true" } else { "false" }
+
+default:
+    @just --choose
+
+[private]
+rebuild subcmd root="false":
+    {{ if root == "true" { "sudo " } else { "" } }}{{ rebuild }} {{ subcmd }} {{ rebuildArgs }} --flake .
+
+build:
+    @just rebuild build
+
+dry-run:
+    @just rebuild dry-run
+
+switch:
+    @just rebuild switch {{ asRoot }}
+
+test:
+    @just rebuild test {{ asRoot }}
+
+update:
+    nix flake update --commit-lock-file