From c7dba4d40c53bc4e63ec5c608b1cbb07f75ffdba Mon Sep 17 00:00:00 2001
From: xenia <xenia@awoo.systems>
Date: Mon, 2 Dec 2024 01:53:59 -0500
Subject: [PATCH] add option for nixpkgs reference in flake registry

---
 flake.nix | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/flake.nix b/flake.nix
index 8ef865e..0d928c1 100644
--- a/flake.nix
+++ b/flake.nix
@@ -89,10 +89,20 @@
                       defaultText = lib.literalExpression "true";
                       example = lib.literalExpression "false";
                     };
+
+                    setNixpkgsFlakeAlias = lib.mkOption {
+                      description = "Set nix path entry for `nixpkgs` to self";
+                      type = lib.types.bool;
+                      default = true;
+                      defaultText = lib.literalExpression "true";
+                      example = lib.literalExpression "false";
+                    };
                   };
 
-                  config.nix.registry = lib.mkIf config.dragnpkgs.setFlakeRegistry {
-                    dragnpkgs-unstable = self.meta.registry-entry;
+                  config.nix.registry.dragnpkgs-unstable = lib.mkIf config.dragnpkgs.setFlakeRegistry self.meta.registry-entry;
+                  config.nix.registry.nixpkgs = lib.mkIf config.dragnpkgs.setNixpkgsFlakeAlias {
+                    from = { id = "nixpkgs"; type = "indirect"; };
+                    to = { id = "dragnpkgs-unstable"; type = "indirect"; };
                   };
 
                   config.nix.nixPath = lib.mkIf config.dragnpkgs.setNixPath [