From df7061f558858acc0a77f72b6534f147ac87706b Mon Sep 17 00:00:00 2001
From: Fuwn <contact@fuwn.me>
Date: Thu, 3 Oct 2024 16:11:24 -0700
Subject: flake: move kansai-pkgs and overlays to lib

---
 flake.nix           | 33 +++------------------------------
 lib/kansai-pkgs.nix | 25 +++++++++++++++++++++++++
 lib/overlays.nix    | 10 ++++++++++
 3 files changed, 38 insertions(+), 30 deletions(-)
 create mode 100644 lib/kansai-pkgs.nix
 create mode 100644 lib/overlays.nix

diff --git a/flake.nix b/flake.nix
index b64e245..b619540 100644
--- a/flake.nix
+++ b/flake.nix
@@ -15,36 +15,9 @@
       secrets = builtins.fromTOML (builtins.readFile "${self}/secrets/secrets.toml");
       systemsAttributes = lib.genAttrs (import systems);
 
-      kansaiPkgs =
-        {
-          nixpkgsAllowUnfree ? false,
-          nixpkgsCudaSupport ? false,
-          nixpkgsAllowUnfreePredicate ? [ ],
-          nixpkgsExtraConfig ? { },
-        }:
-        (systemsAttributes (
-          system:
-          import inputs.nixpkgs {
-            inherit system;
-
-            config = {
-              allowUnfree = nixpkgsAllowUnfree;
-              cudaSupport = nixpkgsCudaSupport;
-              allowUnfreePredicate = nixpkgsAllowUnfreePredicate;
-            } // nixpkgsExtraConfig;
-
-            overlays =
-              let
-                path = "${self}/overlays";
-              in
-              with builtins;
-              map (n: import (path + ("/" + n))) (
-                filter (n: match ".*\\.nix" n != null || pathExists (path + ("/" + n + "/default.nix"))) (
-                  attrNames (readDir path)
-                )
-              );
-          }
-        ));
+      kansaiPkgs = import "${self}/lib/kansai-pkgs.nix" {
+        inherit systemsAttributes nixpkgs self;
+      };
     in
     flake-parts.lib.mkFlake { inherit inputs; } {
       systems = builtins.attrNames (systemsAttributes (system: system));
diff --git a/lib/kansai-pkgs.nix b/lib/kansai-pkgs.nix
new file mode 100644
index 0000000..dd189b8
--- /dev/null
+++ b/lib/kansai-pkgs.nix
@@ -0,0 +1,25 @@
+{
+  systemsAttributes,
+  nixpkgs,
+  self,
+}:
+{
+  nixpkgsAllowUnfree ? false,
+  nixpkgsCudaSupport ? false,
+  nixpkgsAllowUnfreePredicate ? [ ],
+  nixpkgsExtraConfig ? { },
+}:
+(systemsAttributes (
+  system:
+  import nixpkgs {
+    inherit system;
+
+    overlays = import "${self}/lib/overlays.nix" { inherit self; };
+
+    config = {
+      allowUnfree = nixpkgsAllowUnfree;
+      cudaSupport = nixpkgsCudaSupport;
+      allowUnfreePredicate = nixpkgsAllowUnfreePredicate;
+    } // nixpkgsExtraConfig;
+  }
+))
diff --git a/lib/overlays.nix b/lib/overlays.nix
new file mode 100644
index 0000000..add8fc4
--- /dev/null
+++ b/lib/overlays.nix
@@ -0,0 +1,10 @@
+{ self }:
+let
+  path = "${self}/overlays";
+in
+with builtins;
+map (n: import (path + ("/" + n))) (
+  filter (n: match ".*\\.nix" n != null || pathExists (path + ("/" + n + "/default.nix"))) (
+    attrNames (readDir path)
+  )
+)
-- 
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