move most configurations to modules

1 files changed, 56 insertions, 0 deletions

diff --git a/modules/base/default.nix b/modules/base/default.nix
new file mode 100644
index 0000000..0523d0e
--- /dev/null
+++ b/modules/base/default.nix
@@ -0,0 +1,56 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  cfg = config.base;
+  inherit (lib) mkDefault mkEnableOption mkIf;
+in {
+  options.base.enable = mkEnableOption "base module";
+
+  imports = [
+    ./documentation.nix
+    ./packages.nix
+  ];
+
+  config = let
+    channelPath = "/etc/nix/channels/nixpkgs";
+  in
+    mkIf cfg.enable {
+      base = {
+        documentation.enable = mkDefault true;
+        defaultPackages.enable = mkDefault true;
+      };
+
+      nix = {
+        package = pkgs.nixFlakes;
+
+        gc = {
+          automatic = true;
+          dates = "weekly";
+          options = "--delete-older-than 7d";
+        };
+
+        settings = {
+          auto-optimise-store = true;
+          warn-dirty = false;
+          experimental-features = ["nix-command" "flakes"];
+          trusted-substituters = [
+            "https://nix-community.cachix.org"
+          ];
+          trusted-public-keys = [
+            "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
+          ];
+        };
+
+        nixPath = [
+          "nixpkgs=${channelPath}"
+        ];
+      };
+
+      systemd.tmpfiles.rules = [
+        "L+ ${channelPath}     - - - - ${pkgs.path}"
+      ];
+    };
+}