refactor: rename modules directory to nix

nix/configurations/nixos.nix

@@ -0,0 +1,9 @@
+{ config, ... }:
+let
+  inherit (cfg.lib) extractConfigurations;
+  cfg = config.flake;
+  hosts = cfg.hostSpec.hosts or { };
+in
+{
+  flake.nixosConfigurations = extractConfigurations "nixos/" hosts;
+}

nix/flake-parts/files.nix

@@ -0,0 +1,28 @@
+{
+  inputs,
+  withSystem,
+  lib,
+  config,
+  ...
+}:
+let
+  inherit (builtins) map head;
+  inherit (lib) concatStringsSep;
+  mkListEntry = x: "- [" + x.path_ + "](" + x.path_ + ")";
+  listOfGeneratedFiles = withSystem (head config.systems) (psArgs: psArgs.config.files.files);
+in
+{
+  imports = [ inputs.files.flakeModules.default ];
+  perSystem = psArgs: {
+    make-shells.default.packages = [ psArgs.config.files.writer.drv ];
+  };
+  text.readme.parts."Generated Files" = concatStringsSep "\n" (
+    [
+      "This flake uses the [files flake-parts module](https://flake.parts/options/files.html) to generate documentation."
+
+      "The list of generated files are:"
+
+    ]
+    ++ (map mkListEntry listOfGeneratedFiles)
+  );
+}

nix/flake-parts/files/cheatsheet.nix

@@ -0,0 +1,17 @@
+{ lib, config, ... }:
+let
+  inherit (lib) concatStringsSep singleton;
+in
+{
+  text.cheatsheet = concatStringsSep "\n" [
+    "`__curPos.file` will give the full evaluated path of the nix file it is called in. See [this issue](https://github.com/NixOS/nix/issues/5897#issuecomment-1012165198) for more information."
+  ];
+  perSystem =
+    { pkgs, ... }:
+    {
+      files.files = singleton {
+        path_ = "docs/cheatsheet.md";
+        drv = pkgs.writeText "cheatsheet.md" config.text.cheatsheet;
+      };
+    };
+}

nix/flake-parts/files/readme.nix

@@ -0,0 +1,21 @@
+{ config, lib, ... }:
+let
+  inherit (lib) singleton;
+in
+{
+  text.readme = {
+    heading = "Pantheon";
+    description = ''
+      This flake serves as a monorepo for my systems (using IaC), dotfiles, and scripts.
+    '';
+  };
+
+  perSystem =
+    { pkgs, ... }:
+    {
+      files.files = singleton {
+        path_ = "README.md";
+        drv = pkgs.writeText "README.md" config.text.readme;
+      };
+    };
+}

nix/flake-parts/git-hooks.nix

@@ -0,0 +1,23 @@
+{ inputs, ... }:
+{
+  imports = [ inputs.git-hooks.flakeModule ];
+  perSystem = psArgs: {
+    pre-commit.settings.hooks = {
+      # Nix Linters
+      deadnix.enable = true;
+      statix.enable = true;
+      nil.enable = true;
+      nixfmt-rfc-style.enable = true;
+      # Flake Health Checks
+      flake-checker.enable = true;
+      # Misc
+      mixed-line-endings.enable = true;
+      trim-trailing-whitespace.enable = true;
+      #TODO: figure out vale
+      #TODO: make nix develop work
+      #TODO: add nix flake check
+      #TODO: add write-files
+    };
+    make-shells.default.shellHook = psArgs.config.pre-commit.installationScript;
+  };
+}

nix/flake-parts/make-shell.nix

@@ -0,0 +1,5 @@
+{ inputs, ... }:
+{
+  #TODO: add to readme
+  imports = [ inputs.make-shell.flakeModules.default ];
+}

nix/flake-parts/modules.nix

@@ -0,0 +1,4 @@
+{ inputs, ... }:
+{
+  imports = [ inputs.flake-parts.flakeModules.modules ];
+}

nix/flake-parts/text.nix

@@ -0,0 +1,4 @@
+{ inputs, ... }:
+{
+  imports = [ inputs.text.flakeModules.default ];
+}

nix/hostSpec.nix

@@ -0,0 +1,52 @@
+let
+  testCfg = {
+    fileSystems."/" = {
+      device = "/dev/sda1";
+      fsType = "ext4";
+    };
+    nixpkgs.hostPlatform = "x86_64-linux";
+  };
+in
+{
+  flake.hostSpec.hosts = {
+    "nixos/test".extraCfg = testCfg;
+    "nixos/nemesis" = {
+      machine = {
+        platform = "amd";
+        gpu = "nvidia";
+        root.drive = "/dev/disk/by-id/nvme-CT2000P3SSD8_2325E6E77434";
+        monitors = [
+          {
+            id = "desc:OOO AN-270W04K";
+            scale = "2";
+            resolution = "3840x2160";
+            refresh-rate = "60";
+          }
+        ];
+      };
+      # profiles = with config.flake.profiles.nixos; [
+      #   graphical
+      #   development
+      # ];
+      # extraModules = with config.flakes.modules.nixos; [
+      #   sunshine
+      #   sd-webui-forge
+      #   comfy-ui
+      # ];
+      extraCfg = testCfg;
+    };
+    "nixos/apollo" = {
+      machine = {
+        platform = "intel";
+        root.drive = "/dev/disk/by-id/nvme-eui.002538d221b47b01";
+      };
+      # profiles = with config.flake.profiles.nixos; [ headless ];
+      # extraModules = with config.flakes.modules.nixos; [
+      #   librechat
+      #   forgejo
+      #   rrv-sh
+      # ];
+      extraCfg = testCfg;
+    };
+  };
+}

nix/lib/default.nix

@@ -0,0 +1,58 @@
+{
+  lib,
+  config,
+  inputs,
+  ...
+}:
+let
+  inherit (lib.trivial) pipe;
+  inherit (lib.strings) removePrefix hasPrefix;
+  inherit (lib.attrsets)
+    concatMapAttrs
+    mapAttrs'
+    filterAttrs
+    mergeAttrsList
+    ;
+in
+{
+  flake.lib = rec {
+    flattenAttrs = attrset: concatMapAttrs (_: v: v) attrset;
+    mkSystem =
+      prefix: name: value:
+      let
+        hostName = removePrefix prefix name;
+        hostConfig = value;
+        flakeConfig = config;
+        mkProfileCfg =
+          profileList: # List of attrsets of nixos configs
+          pipe profileList [
+            (map flattenAttrs) # List of nixos configs
+            mergeAttrsList
+          ];
+      in
+      {
+        name = hostName;
+        value = lib.nixosSystem {
+          specialArgs = {
+            inherit
+              inputs
+              hostName
+              hostConfig
+              flakeConfig
+              ;
+          };
+          modules = [
+            config.flake.profiles.nixos.common
+            (mkProfileCfg (value.profiles or [ ]))
+            (value.extraCfg or { })
+          ];
+        };
+      };
+    extractConfigurations =
+      prefix: hosts:
+      pipe hosts [
+        (filterAttrs (name: _: hasPrefix prefix name))
+        (mapAttrs' (mkSystem prefix))
+      ];
+  };
+}

nix/modules/nixos/networking.nix

@@ -0,0 +1,7 @@
+{
+  flake.modules.nixos.networking =
+    { hostName, ... }:
+    {
+      networking = { inherit hostName; };
+    };
+}

nix/profiles/nixos/common.nix

@@ -0,0 +1,9 @@
+{
+  flake.profiles.nixos.common =
+    { hostName, ... }:
+    {
+      boot.loader.systemd-boot.enable = true;
+      system.stateVersion = "25.05";
+      networking = { inherit hostName; };
+    };
+}