From 26c427d416e20c0ab2827a0651e42004a8361d70 Mon Sep 17 00:00:00 2001
From: Jordan Holt <jordan@vimium.com>
Date: Mon, 1 Jul 2024 20:16:34 +0100
Subject: [PATCH] Add KvLibadwaita theme to GNOME

---
 flake.lock                | 17 +++++++++++++++++
 flake.nix                 |  6 +++++-
 modules/desktop/gnome.nix | 18 +++++++++++++++++-
 3 files changed, 39 insertions(+), 2 deletions(-)

diff --git a/flake.lock b/flake.lock
index 56619c8..86f9f39 100644
--- a/flake.lock
+++ b/flake.lock
@@ -368,6 +368,22 @@
         "type": "github"
       }
     },
+    "kvlibadwaita": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1710621848,
+        "narHash": "sha256-xBl6zmpqTAH5MIT5iNAdW6kdOcB5MY0Dtrb95hdYpwA=",
+        "owner": "GabePoel",
+        "repo": "KvLibadwaita",
+        "rev": "87c1ef9f44ec48855fd09ddab041007277e30e37",
+        "type": "github"
+      },
+      "original": {
+        "owner": "GabePoel",
+        "repo": "KvLibadwaita",
+        "type": "github"
+      }
+    },
     "nix-darwin": {
       "inputs": {
         "nixpkgs": [
@@ -565,6 +581,7 @@
         "firefox-gnome-theme": "firefox-gnome-theme",
         "gitea-github-theme": "gitea-github-theme",
         "home-manager": "home-manager_2",
+        "kvlibadwaita": "kvlibadwaita",
         "nixos-hardware": "nixos-hardware",
         "nixos-mailserver": "nixos-mailserver",
         "nixpkgs": "nixpkgs_3",
diff --git a/flake.nix b/flake.nix
index 89061c0..b9bdfc7 100644
--- a/flake.nix
+++ b/flake.nix
@@ -23,6 +23,10 @@
       url = "git+ssh://git@git.vimium.com/jordan/gitea-github-theme.git?ref=main";
       flake = false;
     };
+    kvlibadwaita = {
+      url = "github:GabePoel/KvLibadwaita";
+      flake = false;
+    };
     nixos-hardware.url = "github:NixOS/nixos-hardware";
     nixos-mailserver = {
       url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-24.05";
@@ -47,7 +51,7 @@
     };
   };
 
-  outputs = inputs @ { self, nixpkgs, nixpkgs-unstable, agenix, deploy-rs, disko, home-manager, nixos-hardware, nixos-mailserver, secrets, ... }:
+  outputs = inputs @ { self, nixpkgs, nixpkgs-unstable, agenix, deploy-rs, disko, home-manager, nixos-hardware, nixos-mailserver, ... }:
     let
       mkPkgsForSystem = system: inputs.nixpkgs;
       overlays = [
diff --git a/modules/desktop/gnome.nix b/modules/desktop/gnome.nix
index 4f93ad9..bf4f47a 100644
--- a/modules/desktop/gnome.nix
+++ b/modules/desktop/gnome.nix
@@ -1,4 +1,4 @@
-{ config, lib, pkgs, ... }:
+{ config, inputs, lib, pkgs, ... }:
 
 let cfg = config.modules.desktop.gnome;
 in {
@@ -164,6 +164,18 @@ in {
       };
     };
 
+    environment.sessionVariables = {
+      QT_STYLE_OVERRIDE = lib.mkForce "kvantum";
+      QT_WAYLAND_DECORATION = lib.mkForce "adwaita";
+    };
+
+    home.configFile = {
+      "Kvantum/kvantum.kvconfig".text = lib.generators.toINI {} {
+        General.theme = "KvLibadwaitaDark";
+      };
+      "Kvantum/KvLibadwaita".source = "${inputs.kvlibadwaita}/src/KvLibadwaita";
+    };
+
     user.packages = with pkgs; [
       authenticator
       # bottles
@@ -219,7 +231,11 @@ in {
       # gnomeExtensions.window-is-ready-remover
       # gnomeExtensions.worksets
       # gnomeExtensions.workspace-matrix
+      unstable.kdePackages.qtstyleplugin-kvantum
+      unstable.libsForQt5.qtstyleplugin-kvantum
       unstable.morewaita-icon-theme
+      unstable.qadwaitadecorations
+      unstable.qadwaitadecorations-qt6
     ] ++ (if config.virtualisation.podman.enable then [
       pods
     ] else []);