From 7846b4e7450900acb743db9276e40662cbe1b7dd Mon Sep 17 00:00:00 2001
From: ulic-youthlic <ulic.youthlic@gmail.com>
Date: Sun, 2 Nov 2025 12:50:13 +0800
Subject: [PATCH] feat: Add direnv module and add configuration

---
 home/modules/default.nix                 |  5 +----
 home/modules/programs/direnv/default.nix | 21 +++++++++++++++++++++
 home/modules/programs/direnv/direnvrc.sh | 10 ++++++++++
 3 files changed, 32 insertions(+), 4 deletions(-)
 create mode 100644 home/modules/programs/direnv/default.nix
 create mode 100644 home/modules/programs/direnv/direnvrc.sh

diff --git a/home/modules/default.nix b/home/modules/default.nix
index 4585136..0d851e0 100644
--- a/home/modules/default.nix
+++ b/home/modules/default.nix
@@ -13,9 +13,6 @@
     ++ lib.youthlic.loadImports ./.;
 
   config = {
-    programs.direnv = {
-      enable = true;
-      nix-direnv.enable = true;
-    };
+    youthlic.programs.direnv.enable = true;
   };
 }
diff --git a/home/modules/programs/direnv/default.nix b/home/modules/programs/direnv/default.nix
new file mode 100644
index 0000000..6571be7
--- /dev/null
+++ b/home/modules/programs/direnv/default.nix
@@ -0,0 +1,21 @@
+{ config, lib, ... }:
+let
+  cfg = config.youthlic.programs.direnv;
+in
+{
+  options = {
+    youthlic.programs.direnv = {
+      enable = lib.mkEnableOption "direnv";
+    };
+  };
+  config = lib.mkIf cfg.enable {
+    programs.direnv = {
+      enable = true;
+      nix-direnv.enable = true;
+    };
+    xdg.configFile."direnvrc" = {
+      target = "direnv/direnvrc";
+      source = ./direnvrc.sh;
+    };
+  };
+}
diff --git a/home/modules/programs/direnv/direnvrc.sh b/home/modules/programs/direnv/direnvrc.sh
new file mode 100644
index 0000000..951d015
--- /dev/null
+++ b/home/modules/programs/direnv/direnvrc.sh
@@ -0,0 +1,10 @@
+: "${XDG_CACHE_HOME:=$HOME/.cache}"
+declare -A direnv_layout_dirs
+function direnv_layout_dir() {
+  local hash path
+  echo "${direnv_layout_dirs[$PWD]:=$(
+    hash="$(sha1sum - <<<"$PWD" | head -c40)"
+    path="${PWD//[^a-zA-Z0-9]/-}"
+    echo "${XDG_CACHE_HOME}/direnv/layouts/${hash}${path}"
+  )}"
+}