From b1e1b0f1dd20cc77d10c6cfee4d683d116e168a7 Mon Sep 17 00:00:00 2001
From: Antoine Martin <antoine@alarsyo.net>
Date: Thu, 22 Apr 2021 14:22:55 +0200
Subject: [PATCH] boreal: setup sddm theme module

---
 boreal.nix                |  4 +++-
 flake.nix                 |  4 ++++
 hosts/boreal/default.nix  |  3 ++-
 modules/default.nix       |  6 ++++++
 modules/sddm.nix          | 23 +++++++++++++++++++++++
 pkgs/default.nix          |  4 ++++
 pkgs/sddm-sugar-candy.nix | 18 ++++++++++++++++++
 7 files changed, 60 insertions(+), 2 deletions(-)
 create mode 100644 modules/default.nix
 create mode 100644 modules/sddm.nix
 create mode 100644 pkgs/default.nix
 create mode 100644 pkgs/sddm-sugar-candy.nix

diff --git a/boreal.nix b/boreal.nix
index 174e1d9..498c76a 100644
--- a/boreal.nix
+++ b/boreal.nix
@@ -1,11 +1,13 @@
 { ... }:
-
 {
   imports = [
     # Default configuration
     ./base
     ./base/gui-programs.nix
 
+    # Module definitions
+    ./modules
+
     # Service definitions
     ./services
 
diff --git a/flake.nix b/flake.nix
index c7f0e9f..d97a6ac 100644
--- a/flake.nix
+++ b/flake.nix
@@ -74,6 +74,10 @@
             nixpkgs.overlays = [
               emacs-overlay.overlay
 
+              (self: super: {
+                packages = import ./pkgs { pkgs = super; };
+              })
+
               # uncomment this to build everything from scratch, fun but takes a
               # while
               #
diff --git a/hosts/boreal/default.nix b/hosts/boreal/default.nix
index 18759a6..2c6783b 100644
--- a/hosts/boreal/default.nix
+++ b/hosts/boreal/default.nix
@@ -67,12 +67,13 @@ in
     xserver = {
       enable = true;
       videoDrivers = [ "nvidia" ];
-      displayManager.sddm.enable = true;
       windowManager.i3.enable = true;
       layout = "fr";
       xkbVariant = "us";
     };
   };
+  my.displayManager.sddm.enable = true;
+
 
   sound.enable = true;
   hardware.pulseaudio = {
diff --git a/modules/default.nix b/modules/default.nix
new file mode 100644
index 0000000..0b7755f
--- /dev/null
+++ b/modules/default.nix
@@ -0,0 +1,6 @@
+{ ... }:
+{
+  imports = [
+    ./sddm.nix
+  ];
+}
diff --git a/modules/sddm.nix b/modules/sddm.nix
new file mode 100644
index 0000000..785a681
--- /dev/null
+++ b/modules/sddm.nix
@@ -0,0 +1,23 @@
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.my.displayManager.sddm;
+in
+{
+  options.my.displayManager.sddm.enable = lib.mkEnableOption "SDDM setup";
+
+  config = lib.mkIf cfg.enable {
+    services.xserver.displayManager.sddm = {
+      enable = true;
+      theme = "sugar-candy";
+    };
+
+    environment.systemPackages = with pkgs; [
+      packages.sddm-sugar-candy
+
+      # dependencies for sugar-candy theme
+      libsForQt5.qt5.qtgraphicaleffects
+      libsForQt5.qt5.qtquickcontrols2
+      libsForQt5.qt5.qtsvg
+    ];
+  };
+}
diff --git a/pkgs/default.nix b/pkgs/default.nix
new file mode 100644
index 0000000..fc0d931
--- /dev/null
+++ b/pkgs/default.nix
@@ -0,0 +1,4 @@
+{ pkgs }:
+{
+  sddm-sugar-candy = pkgs.callPackage ./sddm-sugar-candy.nix {};
+}
diff --git a/pkgs/sddm-sugar-candy.nix b/pkgs/sddm-sugar-candy.nix
new file mode 100644
index 0000000..d446428
--- /dev/null
+++ b/pkgs/sddm-sugar-candy.nix
@@ -0,0 +1,18 @@
+{ stdenv, fetchFromGitLab }:
+stdenv.mkDerivation rec {
+  pname = "sddm-sugar-candy";
+  # latest master commit, no recent tags :(
+  version = "2b72ef6c6f720fe0ffde5ea5c7c48152e02f6c4f";
+  dontBuild = true;
+  installPhase = ''
+      mkdir -p $out/share/sddm/themes
+      cp -aR $src $out/share/sddm/themes/sugar-candy
+    '';
+  src = fetchFromGitLab {
+    domain = "framagit.org";
+    owner = "MarianArlt";
+    repo = "sddm-sugar-candy";
+    rev = version;
+    sha256 = "sha256-XggFVsEXLYklrfy1ElkIp9fkTw4wvXbyVkaVCZq4ZLU=";
+  };
+}