more progress on custom options config

modules/global/global.nix

@@ -0,0 +1,85 @@
+{ inputs, self, ... }: {
+  flake.nixosModules.global = { pkgs, config, lib, ... }: {
+    system.stateVersion = config.info.stateVersion;
+
+    nix = {
+      settings.experimental-features = [
+        "nix-command"
+        "flakes"
+      ];
+
+      gc = {
+        automatic = true;
+        persistent = true;
+        dates = "Sun 05:00";
+      };
+    };
+
+    boot.loader.efi.canTouchEfiVariables = true;
+
+    networking = {
+      networkmanager.enable = true;
+      hostName = config.info.hostName;
+    };
+
+    time.timeZone = "Europe/London";
+    i18n = {
+      defaultLocale = "en_GB.UTF-8";
+      extraLocaleSettings = with config.i18n; {
+        LC_ADDRESS = defaultLocale;
+        LC_IDENTIFICATION = defaultLocale;
+        LC_MEASUREMENT = defaultLocale;
+        LC_MONETARY = defaultLocale;
+        LC_NAME = defaultLocale;
+        LC_NUMERIC = defaultLocale;
+        LC_PAPER = defaultLocale;
+        LC_TELEPHONE = defaultLocale;
+        LC_TIME = defaultLocale;
+      };
+    };
+
+    services.xserver.xkb = {
+      layout = "gb";
+      variant = "";
+    };
+
+    console.keyMap = "uk";
+
+    users.users."grey" = {
+      isNormalUser = true;
+      description = "grey";
+      extraGroups = [ "networkmanager" "wheel" ];
+    };
+
+    nixpkgs.config.allowUnfree = true;
+
+    environment.systemPackages = with pkgs; [
+      git
+      fzf
+      jq
+      busybox
+      ethtool
+      hyperfine
+    ] ++ config.features.applications.extraPackages;
+
+    programs = {
+      nano = {
+        enable = true;
+        nanorc = ''
+          set nowrap
+          set tabstospaces
+          set tabsize 2
+        '';
+      };
+
+      gnupg.agent = {
+        enable = true;
+      };
+    };
+
+    hardware.bluetooth = {
+      enable = true;
+      powerOnBoot = false;
+    };
+  };
+}

modules/global/helpers.nix

@@ -0,0 +1,15 @@
+{ inputs, self, ... }: {
+  flake.nixosModules.global = { pkgs, config, lib, ... }: {
+    options.helpers = {
+      mkSymlinkActivationScript = lib.mkOption {
+        type = lib.types.functionTo lib.types.str;
+        default = {target, source, isDir ? false}: ''
+          if [ ${if isDir then "-d" else "-f"} /home/grey/${target} ]; then
+            rm${if isDir then " -rf" else ""} /home/grey/${target}
+          fi
+          ln -s ${config.info.rootPath}/${source} /home/grey/${target}
+        '';
+      };
+    };
+  };
+}

modules/global/home.nix

@@ -0,0 +1,61 @@
+{ inputs, self, ... }: {
+  flake.homeModules.global = { osConfig, config, pkgs, ... }: {
+    nix.gc = {
+      automatic = true;
+      persistent = true;
+      dates = "Sun 05:00";
+    };
+
+    home = {
+      stateVersion = osConfig.info.stateVersion;
+
+      packages = with pkgs; [
+        speedtest-go
+      ] ++ osConfig.features.applications.extraUserPackages;
+
+      shell.enableBashIntegration = true;
+    };
+
+    programs = {
+      git = {
+        enable = true;
+
+        lfs.enable = true;
+
+        settings = {
+          user.name = "Grey Jones";
+          user.email = "grey@greyweather.dev";
+        };
+
+        signing = {
+          format = "openpgp";
+          key = "CC7388DF8E1890729921BCFF7C67C51C2FF524D9";
+          signByDefault = true;
+        };
+      };
+
+      gpg = {
+        enable = true;
+      };
+
+      ssh = {
+        enable = true;
+        enableDefaultConfig = false;
+        settings = {
+          "git.greyweather.dev" = {
+            HostName = "git.greyweather.dev";
+            Port = "222";
+            User = "git";
+            IdentityFile = "~/.ssh/id_gitea";
+          };
+          "github.com" = {
+            HostName = "github.com";
+            Port = 22;
+            User = "git";
+            IdentityFile = "~/.ssh/id_github";
+          };
+        };
+      };
+    };
+  };
+}

modules/global/options.nix

@@ -0,0 +1,41 @@
+{ inputs, self, ... }: {
+  flake.nixosModules.global = { pkgs, config, lib, ... }: {
+    options = {
+      info = {
+        rootPath = lib.mkOption {
+          type = lib.types.str;
+          default = "/home/grey/nixos";
+        };
+
+        hostName = lib.mkOption {
+          type = lib.types.str;
+          default = "";
+        };
+
+        stateVersion = lib.mkOption {
+          type = lib.types.str;
+          default = "";
+        };
+      };
+
+      components.bootLoader = lib.mkOption {
+        type = lib.types.enum (map (name: lib.removeSuffix ".nix" name) (
+          builtins.attrNames (builtins.readDir "${self}/modules/components/boot-loaders")
+        ));
+        default = "grub";
+      };
+
+      features.applications = {
+        extraPackages = lib.mkOption {
+          type = lib.types.listOf (lib.types.package);
+          default = [];
+        };
+
+        extraUserPackages = lib.mkOption {
+          type = lib.types.listOf (lib.types.package);
+          default = [];
+        };
+      };
+    };
+  };
+}