sync

lib/attrs.nix

@@ -0,0 +1,26 @@
+{ lib, ... }:
+
+with builtins;
+with lib;
+rec {
+  # attrsToList
+  attrsToList = attrs:
+    mapAttrsToList (name: value: { inherit name value; }) attrs;
+
+  # mapFilterAttrs ::
+  #   (name -> value -> bool)
+  #   (name -> value -> { name = any; value = any; })
+  #   attrs
+  mapFilterAttrs = pred: f: attrs: filterAttrs pred (mapAttrs' f attrs);
+
+  # Generate an attribute set by mapping a function over a list of values.
+  genAttrs' = values: f: listToAttrs (map f values);
+
+  # anyAttrs :: (name -> value -> bool) attrs
+  anyAttrs = pred: attrs:
+    any (attr: pred attr.name attr.value) (attrsToList attrs);
+
+  # countAttrs :: (name -> value -> bool) attrs
+  countAttrs = pred: attrs:
+    count (attr: pred attr.name attr.value) (attrsToList attrs);
+}

lib/default.nix

@@ -1,11 +1,33 @@
-{
-  self,
-  platforms,
-  lib,
-} @ args:
-with {inherit (lib) makeExtensible attrValues foldr;};
-  (makeExtensible (final:
-    with final;
-      (import ./map.nix args).modules ./. (file: import file args)))
-  .extend
-  (final: prev: foldr (x: y: x // y) {} (attrValues prev))
+# {lib}:
+# lib.makeExtensible (self:
+# let
+#   callLibs = file: import file { lib = self; };
+# in
+# rec {
+#   ## Define your own library functions here!
+#   #id = x: x;
+#   ## Or in files, containing functions that take {lib}
+#   map = callLibs ./map.nix;
+#   ## In configs, they can be used under "lib.our"
+# })
+
+
+
+{ inputs, lib, pkgs, ... }:
+
+let
+  inherit (lib) makeExtensible attrValues foldr;
+  inherit (modules) mapModules;
+
+  # modules = import ./modules.nix {
+  #   inherit lib;
+  #   self.attrs = import ./attrs.nix { inherit lib; self = {}; };
+  # };
+
+  mylib = makeExtensible (self:
+    with self; mapModules ./.
+      (file: import file { inherit self lib pkgs inputs; }));
+in
+mylib.extend
+  (self: super:
+    foldr (a: b: a // b) {} (attrValues super))

lib/generators.nix

@@ -0,0 +1,30 @@
+{ lib, pkgs, ... }:
+
+with builtins;
+with lib;
+{
+  toCSSFile = file:
+    let fileName = removeSuffix ".scss" (baseNameOf file);
+        compiledStyles =
+          pkgs.runCommand "compileScssFile"
+            { buildInputs = [ pkgs.sass ]; } ''
+              mkdir "$out"
+              scss --sourcemap=none \
+                   --no-cache \
+                   --style compressed \
+                   --default-encoding utf-8 \
+                   "${file}" \
+                   >>"$out/${fileName}.css"
+            '';
+    in "${compiledStyles}/${fileName}.css";
+
+  toFilteredImage = imageFile: options:
+    let result = "result.png";
+        filteredImage =
+          pkgs.runCommand "filterWallpaper"
+            { buildInputs = [ pkgs.imagemagick ]; } ''
+              mkdir "$out"
+              convert ${options} ${imageFile} $out/${result}
+            '';
+    in "${filteredImage}/${result}";
+}

lib/modules.nix

@@ -0,0 +1,53 @@
+{ self, lib, ... }:
+
+let
+  inherit (builtins) attrValues readDir pathExists concatLists;
+  inherit (lib) id mapAttrsToList filterAttrs hasPrefix hasSuffix nameValuePair removeSuffix;
+  inherit (self.attrs) mapFilterAttrs;
+in
+rec {
+  mapModules = dir: fn:
+    mapFilterAttrs
+      (n: v:
+        v != null &&
+        !(hasPrefix "_" n))
+      (n: v:
+        let path = "${toString dir}/${n}"; in
+        if v == "directory" && pathExists "${path}/default.nix"
+        then nameValuePair n (fn path)
+        else if v == "regular" &&
+                n != "default.nix" &&
+                hasSuffix ".nix" n
+        then nameValuePair (removeSuffix ".nix" n) (fn path)
+        else nameValuePair "" null)
+      (readDir dir);
+
+  mapModules' = dir: fn:
+    attrValues (mapModules dir fn);
+
+  mapModulesRec = dir: fn:
+    mapFilterAttrs
+      (n: v:
+        v != null &&
+        !(hasPrefix "_" n))
+      (n: v:
+        let path = "${toString dir}/${n}"; in
+        if v == "directory"
+        then nameValuePair n (mapModulesRec path fn)
+        else if v == "regular" && n != "default.nix" && hasSuffix ".nix" n
+        then nameValuePair (removeSuffix ".nix" n) (fn path)
+        else nameValuePair "" null)
+      (readDir dir);
+
+  mapModulesRec' = dir: fn:
+    let
+      dirs =
+        mapAttrsToList
+          (k: _: "${dir}/${k}")
+          (filterAttrs
+            (n: v: v == "directory" && !(hasPrefix "_" n))
+            (readDir dir));
+      files = attrValues (mapModules dir id);
+      paths = files ++ concatLists (map (d: mapModulesRec' d id) dirs);
+    in map fn paths;
+}

lib/nixos.nix

@@ -0,0 +1,25 @@
+{ inputs, lib, pkgs, ... }:
+
+with lib;
+with lib.my;
+let sys = "x86_64-linux";
+in {
+  mkHost = path: attrs @ { system ? sys, ... }:
+    nixosSystem {
+      inherit system;
+      specialArgs = { inherit lib inputs system; };
+      modules = [
+        {
+          nixpkgs.pkgs = pkgs;
+          networking.hostName = mkDefault (removeSuffix ".nix" (baseNameOf path));
+        }
+        (filterAttrs (n: v: !elem n [ "system" ]) attrs)
+        ../.   # /default.nix
+        (import path)
+      ];
+    };
+
+  mapHosts = dir: attrs @ { system ? system, ... }:
+    mapModules dir
+      (hostPath: mkHost hostPath attrs);
+}

lib/options.nix

@@ -0,0 +1,18 @@
+{ lib, ... }:
+
+let
+  inherit (lib) mkOption types;
+in
+rec {
+  mkOpt  = type: default:
+    mkOption { inherit type default; };
+
+  mkOpt' = type: default: description:
+    mkOption { inherit type default description; };
+
+  mkBoolOpt = default: mkOption {
+    inherit default;
+    type = types.bool;
+    example = true;
+  };
+}