direnv: Init

modules/programs/direnv/default.nix

@@ -0,0 +1,19 @@
+{ config, lib, pkgs, ... }:
+
+let
+  cfg = config.ptw.programs.direnv;
+in {
+  options.ptw.programs.direnv = {
+    enable = lib.mkEnableOption "Enable direnv";
+  };
+
+  config = lib.mkIf cfg.enable {
+    home-manager.users."${config.ptw.system.singleUser}".programs.direnv = {
+      enable = true;
+      enableZshIntegration = true;
+      nix-direnv = {
+        enable = true;
+      };
+    };
+  };
+}

modules/programs/zsh/default.nix

@@ -47,8 +47,14 @@ in {
       bindkey "\e[3~" delete-char
     '';
       history.share = true;
+      initExtraFirst = let
+        enableDirenv = lib.optionalString
+          config.ptw.programs.direnv.enable
+          "eval \"$(${pkgs.direnv}/bin/direnv hook zsh)\"";
+      in ''
+      ${enableDirenv} 
+
       # TODO: Maybe move this somewhere else
-      initExtraFirst = ''
       wcurl() {
         [[ -z "$1" ]] && echo "Error: No URL specified" && exit 1