From e05ab538c35f42dab5c49dc780bee4c3029fe18f Mon Sep 17 00:00:00 2001
From: Antoine Viallon <antoine@lesviallon.fr>
Date: Fri, 7 Oct 2022 22:49:20 +0200
Subject: [PATCH] [Nix] Add option to add custom nix cache

---
 nix.nix | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/nix.nix b/nix.nix
index 37e6b89..a7b7e12 100644
--- a/nix.nix
+++ b/nix.nix
@@ -2,10 +2,15 @@
 with lib;
 with myLib;
 let
+  cfg = config.aviallon.nix;
   generalCfg = config.aviallon.general;
   desktopCfg = config.aviallon.desktop;
 in
 {
+  options.aviallon.nix = {
+    enableCustomSubstituter = mkEnableOption "custom substituter using nix-cache.lesviallon.fr";
+  };
+  
   config = {
 
     system.autoUpgrade.enable = mkDefault true;
@@ -34,8 +39,8 @@ in
       stalled-download-timeout = 20;
     };
 
-    nix.binaryCaches = mkBefore [ "https://nix-cache.lesviallon.fr" ];
-    nix.binaryCachePublicKeys = mkBefore [ "nix-cache.lesviallon.fr-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=" ];
+    nix.binaryCaches = mkIf cfg.enableCustomSubstituter (mkBefore [ "https://nix-cache.lesviallon.fr" ]);
+    nix.binaryCachePublicKeys = mkIf cfg.enableCustomSubstituter (mkBefore [ "nix-cache.lesviallon.fr-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=" ]);
 
     nix.buildCores = mkIf (generalCfg.cores != null) generalCfg.cores;
     nix.maxJobs = mkIf (generalCfg.cores != null) (math.log2 generalCfg.cores);