From 7b79203f54853733d4fae88943829d0e24e6e49f Mon Sep 17 00:00:00 2001
From: Jon Santmyer <jon@jonsantmyer.com>
Date: Sun, 7 Jan 2024 12:00:08 -0500
Subject: massive overhaul

---
 modules/options.nix | 143 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 143 insertions(+)
 create mode 100644 modules/options.nix

(limited to 'modules/options.nix')

diff --git a/modules/options.nix b/modules/options.nix
new file mode 100644
index 0000000..e429171
--- /dev/null
+++ b/modules/options.nix
@@ -0,0 +1,143 @@
+# Defines the user and home manager options (credit to hlissner, KubqoA)
+{
+  config,
+  options,
+  lib,
+  home-manager,
+  ...
+}: {
+  options = {
+    user = lib.mkOption {
+      type = lib.types.attrs;
+      default = {};
+    };
+    nixosConfig = {
+      dir = lib.mkOption {
+        type = lib.types.path;
+        default = lib.removePrefix "/mnt" (
+          lib.findFirst lib.pathExists (toString ../.) [
+            "/mnt/etc/nixos"
+            "/mnt/nixos"
+          ]
+        );
+      };
+      binDir = lib.mkOption {
+        type = lib.types.path;
+        default = "${config.nixosConfig.dir}/bin";
+      };
+      configDir = lib.mkOption {
+        type = lib.types.path;
+        default = "${config.nixosConfig.dir}/config";
+      };
+      modulesDir = lib.mkOption {
+        type = lib.types.path;
+        default = "${config.nixosConfig.dir}/modules";
+      };
+    };
+    home = {
+      activation = lib.mkOption {
+        type = lib.types.attrs;
+        default = {};
+      };
+      file = lib.mkOption {
+        type = lib.types.attrs;
+        default = {};
+      };
+      configFile = lib.mkOption {
+        type = lib.types.attrs;
+        default = {};
+      };
+      manager = lib.mkOption {
+        type = lib.types.attrs;
+        default = {};
+      };
+      packages = lib.mkOption {
+        type = lib.types.listOf lib.types.package;
+        default = [];
+      };
+    };
+    env = lib.mkOption {
+      type = lib.types.attrsOf (
+        lib.types.oneOf [
+          lib.types.str
+          lib.types.path
+          (
+            lib.types.listOf (lib.types.either lib.types.str lib.types.path)
+          )
+        ]
+      );
+      apply = lib.mapAttrs (n: v:
+        if lib.isList v
+        then lib.concatMapStringsSep ":" (x: toString x) v
+        else (toString v));
+      default = {};
+    };
+  };
+
+  config = {
+    user = let
+      defaultUser = "jon";
+      user = builtins.getEnv "USER";
+      name =
+        if lib.elem user ["" "root"]
+        then defaultUser
+        else user;
+    in {
+      inherit name;
+      description = "Primary user account";
+      home = "/home/${name}";
+      isNormalUser = true;
+      group = "users";
+      extraGroups = ["wheel"];
+      uid = 1000;
+    };
+
+    # home manager configuration
+    home-manager = {
+      useUserPackages = true;
+      users.${config.user.name} = lib.mkAliasDefinitions options.home.manager;
+    };
+
+    # home.manager is an alias for having to write home-manager.users.<user>
+    home.manager = {
+      home = {
+        homeDirectory = config.user.home;
+        stateVersion = config.system.stateVersion;
+        activation = lib.mkAliasDefinitions options.home.activation;
+        file = lib.mkAliasDefinitions options.home.file;
+        packages = lib.mkAliasDefinitions options.home.packages;
+      };
+      xdg = {
+        enable = true;
+        configFile = lib.mkAliasDefinitions options.home.configFile;
+      };
+    };
+
+    # link to user config
+    users.users.${config.user.name} = lib.mkAliasDefinitions options.user;
+
+    # nix configuration set new user and root as trusted to connect to the nix daemon
+    nix.settings = let
+      users = ["root" config.user.name];
+    in {
+      trusted-users = users;
+      allowed-users = users;
+    };
+
+    # set default XDG dirs
+    environment = {
+      sessionVariables = {
+        XDG_CACHE_HOME = "$HOME/.cache";
+        XDG_CONFIG_HOME = "$HOME/.config";
+        XDG_DATA_HOME = "$HOME/.local/share";
+        XDG_BIN_HOME = "$HOME/.local/bin/";
+      };
+      extraInit =
+        lib.concatStringsSep "\n"
+        (lib.mapAttrsToList (n: v: ''export ${n}="${v}"'') config.env);
+    };
+
+    # add user binary path to PATH
+    env.PATH = ["$NIXOSCONFIG_BIN" "$XDG_BIN_HOME" "$PATH"];
+  };
+}
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