From 6c534c590f5b3373c91a7e5567d3f73e63c76a8e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Leonardo=20Eug=C3=AAnio?= <lelgenio@disroot.org>
Date: Mon, 19 Feb 2024 12:45:54 -0300
Subject: [PATCH] nix: keep flake inputs after garbage collection

---
 system/nix.nix | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/system/nix.nix b/system/nix.nix
index 9569e60..aec58cb 100644
--- a/system/nix.nix
+++ b/system/nix.nix
@@ -1,4 +1,11 @@
-{ config, pkgs, inputs, ... }: {
+{ lib, config, pkgs, inputs, ... }:
+let
+  collectFlakeInputs = input:
+    [ input ] ++ lib.concatMap collectFlakeInputs (builtins.attrValues (input.inputs or { }));
+in
+{
+  system.extraDependencies = collectFlakeInputs inputs.self;
+
   nix.registry.nixpkgs.flake = inputs.nixpkgs;
   nix = {
     nixPath = [ "nixpkgs=${inputs.nixpkgs}" ];