From 6b978b074d311a1c2b1afd71a8fbb079f92f7b01 Mon Sep 17 00:00:00 2001
From: Ryan Yin <xiaoyin_c@qq.com>
Date: Fri, 29 Dec 2023 00:39:36 +0800
Subject: [PATCH] fix: config for foot, add NIX_PATH for compatibility

---
 flake.lock                                    |  6 ++---
 .../desktop/hyprland/values/wayland-apps.nix  | 24 ++++++++++++++++++-
 lib/colmenaSystem.nix                         |  7 +++++-
 lib/nixosSystem.nix                           |  7 +++++-
 4 files changed, 38 insertions(+), 6 deletions(-)

diff --git a/flake.lock b/flake.lock
index 065bc45e..e1209e04 100644
--- a/flake.lock
+++ b/flake.lock
@@ -773,11 +773,11 @@
         "nixpkgs": "nixpkgs_5"
       },
       "locked": {
-        "lastModified": 1703694125,
-        "narHash": "sha256-7gdwhPcMpaHZzjg9Cw6FKTm2k4OotSJcwAQ9iwYfnCE=",
+        "lastModified": 1703782686,
+        "narHash": "sha256-nZ8eWb4NYAHn02eUF+PUgdx77vWOmtVxYHKC3eai0FM=",
         "owner": "ryan4yin",
         "repo": "nur-packages",
-        "rev": "630c1a26ffa11ed2bfd9407bcf03e3238a2e83cc",
+        "rev": "189eb3df8734c698edc5664f0a3bae68ece2a8dd",
         "type": "github"
       },
       "original": {
diff --git a/home/linux/desktop/hyprland/values/wayland-apps.nix b/home/linux/desktop/hyprland/values/wayland-apps.nix
index 31d5c51c..31f401b1 100644
--- a/home/linux/desktop/hyprland/values/wayland-apps.nix
+++ b/home/linux/desktop/hyprland/values/wayland-apps.nix
@@ -1,8 +1,30 @@
-{pkgs, ...}: {
+{
+  pkgs,
+  nur-ryan4yin,
+  ...
+}: {
+  # refer to https://codeberg.org/dnkl/foot/src/branch/master/foot.ini
+  xdg.configFile."foot/foot.ini".text =
+    (builtins.readFile "${nur-ryan4yin.packages.${pkgs.system}.catppuccin-foot}/catppuccin-mocha.conf")
+    + ''
+      term=foot
+      font=JetBrainsMono Nerd Font:size=13
+      dpi-aware=yes
+      shell=${pkgs.bash}/bin/bash --login -c 'nu --login --interactive'
+    '';
+
   programs = {
     # a wayland only terminal emulator
     foot = {
       enable = true;
+      # foot can also be run in a server mode. In this mode, one process hosts multiple windows.
+      # All Wayland communication, VT parsing and rendering is done in the server process.
+      # New windows are opened by running footclient, which remains running until the terminal window is closed.
+      #
+      # Advantages to run foot in server mode including reduced memory footprint and startup time.
+      # The downside is a performance penalty. If one window is very busy with, for example, producing output,
+      # then other windows will suffer. Also, should the server process crash, all windows will be gone.
+      server.enable = false;
     };
 
     # source code: https://github.com/nix-community/home-manager/blob/master/modules/programs/chromium.nix
diff --git a/lib/colmenaSystem.nix b/lib/colmenaSystem.nix
index 7eed29c7..54f37c06 100644
--- a/lib/colmenaSystem.nix
+++ b/lib/colmenaSystem.nix
@@ -23,7 +23,12 @@ in
         {
           # make `nix run nixpkgs#nixpkgs` use the same nixpkgs as the one used by this flake.
           nix.registry.nixpkgs.flake = nixpkgs;
-          nix.channel.enable = false; # disable nix-channel, we use flakes instead.
+          nix.channel.enable = false; # remove nix-channel related tools & configs, we use flakes instead.
+          
+          # but NIX_PATH is still used by many useful tools, so we set it to the same value as the one used by this flake.
+          # Make `nix repl '<nixpkgs>'` use the same nixpkgs as the one used by this flake.
+          environment.etc."nix/inputs/nixpkgs".source = "${nixpkgs}";
+          environment.sessionVariables.NIX_PATH = nixpkgs.lib.mkForce "nixpkgs=/etc/nix/inputs/nixpkgs";
         }
       ]
       ++ (
diff --git a/lib/nixosSystem.nix b/lib/nixosSystem.nix
index 101bd404..4acadab3 100644
--- a/lib/nixosSystem.nix
+++ b/lib/nixosSystem.nix
@@ -17,7 +17,12 @@ in
         {
           # make `nix run nixpkgs#nixpkgs` use the same nixpkgs as the one used by this flake.
           nix.registry.nixpkgs.flake = nixpkgs;
-          nix.channel.enable = false; # disable nix-channel, we use flakes instead.
+          nix.channel.enable = false; # remove nix-channel related tools & configs, we use flakes instead.
+          
+          # but NIX_PATH is still used by many useful tools, so we set it to the same value as the one used by this flake.
+          # Make `nix repl '<nixpkgs>'` use the same nixpkgs as the one used by this flake.
+          environment.etc."nix/inputs/nixpkgs".source = "${nixpkgs}";
+          environment.sessionVariables.NIX_PATH = nixpkgs.lib.mkForce "nixpkgs=/etc/nix/inputs/nixpkgs";
         }
 
         nixos-generators.nixosModules.all-formats