From 4a6677b024fdc91a97c990d705f9f2e1fa046500 Mon Sep 17 00:00:00 2001
From: Bruno BELANYI <bruno@belanyi.fr>
Date: Sat, 25 Feb 2023 01:41:25 +0000
Subject: [PATCH] modules: system: nix: add 'linkInputs' option

Once again, mirroring the work done in the NixOS module.
---
 home/nix/default.nix | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/home/nix/default.nix b/home/nix/default.nix
index b05a1d0..c46e990 100644
--- a/home/nix/default.nix
+++ b/home/nix/default.nix
@@ -22,6 +22,8 @@ in
   options.my.home.nix = with lib; {
     enable = my.mkDisableOption "nix configuration";
 
+    linkInputs = my.mkDisableOption "link inputs to `$XDG_CONFIG_HOME/nix/inputs`";
+
     addToRegistry = my.mkDisableOption "add inputs and self to registry";
 
     overrideNixpkgs = my.mkDisableOption "point nixpkgs to pinned system version";
@@ -46,5 +48,17 @@ in
         in
         makeEntries channels;
     })
+
+    (lib.mkIf cfg.linkInputs {
+      xdg.configFile =
+        let
+          makeLink = n: v: {
+            name = "nix/inputs/${n}";
+            value = { source = v.outPath; };
+          };
+          makeLinks = lib.mapAttrs' makeLink;
+        in
+        makeLinks channels;
+    })
   ]);
 }