From 65174b4b5c05bb143e6681a4cbcd0a95f04987e2 Mon Sep 17 00:00:00 2001
From: Caroline Larimore <caroline@larimo.re>
Date: Thu, 18 Jul 2024 23:39:42 -0700
Subject: Begin modularization!

---
 roles/desktop/default.nix | 61 +++++++++++++++++++++++++++++++++++++++++++++++
 roles/desktop/input.nix   | 31 ++++++++++++++++++++++++
 roles/desktop/xserver.nix | 28 ++++++++++++++++++++++
 3 files changed, 120 insertions(+)
 create mode 100644 roles/desktop/default.nix
 create mode 100644 roles/desktop/input.nix
 create mode 100644 roles/desktop/xserver.nix

(limited to 'roles/desktop')

diff --git a/roles/desktop/default.nix b/roles/desktop/default.nix
new file mode 100644
index 0000000..c2fae92
--- /dev/null
+++ b/roles/desktop/default.nix
@@ -0,0 +1,61 @@
+{ config, pkgs, lib, ... }:
+with lib;
+
+let cfg = config.roles.desktop; in {
+  imports = [
+    ./input.nix
+    ./xserver.nix
+  ];
+
+  options.roles.desktop = {
+    enable = mkEnableOption "desktop";
+  };
+
+  config = mkIf cfg.enable {
+    security.rtkit.enable = true;
+
+    i18n.inputMethod.enable = true;
+
+    services = {
+      displayManager.enable = true;
+
+      xserver = {
+        enable = true;
+        displayManager.lightdm.enable = true;
+        windowManager.i3.enable = true;
+      };
+      
+      keyd.enable = true;
+
+      pipewire = {
+        enable = true;
+
+        pulse.enable = true;
+        alsa.enable = true;
+        alsa.support32Bit = true;
+        #jack.enable = true;
+      };
+    };
+
+    fonts = {
+      packages = with pkgs; [
+        nerdfonts
+        noto-fonts
+        noto-fonts-cjk
+        noto-fonts-cjk-sans
+        noto-fonts-cjk-serif
+        noto-fonts-emoji
+
+        minecraftia
+      ];
+
+      fontconfig = {
+        defaultFonts = {
+          monospace = [ "CaskaydiaMono Nerd Font" ];
+          sansSerif = [ "DejaVu Sans" "Noto Sans CJK JP" "Noto Sans" ];
+          serif = [ "DejaVu Serif" "Noto Serif CJK JP" "Noto Serif" ];
+        };
+      };
+    };
+  };
+}
diff --git a/roles/desktop/input.nix b/roles/desktop/input.nix
new file mode 100644
index 0000000..20e9da8
--- /dev/null
+++ b/roles/desktop/input.nix
@@ -0,0 +1,31 @@
+{ pkgs, ... }:
+
+{
+  services.keyd = {
+    keyboards."*".settings = {
+      main = {
+        # Swap alt and meta keys.
+        # I prefer (physical) alt as my WM modifier key because it
+        #   is easier to reach. This can collide with some programs
+        #   shortcuts if they inlcude alt. Swapping alt and meta fixes
+        #   this by making my WM mod key (software) meta, freeing up alt.
+
+        leftalt = "leftmeta";
+        leftmeta = "leftalt";
+
+        rightalt = "rightmeta";
+        rightmeta = "rightalt";
+      };
+    };
+  };
+
+  i18n.inputMethod = {
+    type = "fcitx5";
+    fcitx5.addons = with pkgs; [ fcitx5-mozc ];
+  };
+
+  environment.variables = {
+    # Required for fcitx5 support in kitty
+    GLFW_IM_MODULE = "ibus";
+  };
+}
diff --git a/roles/desktop/xserver.nix b/roles/desktop/xserver.nix
new file mode 100644
index 0000000..461de83
--- /dev/null
+++ b/roles/desktop/xserver.nix
@@ -0,0 +1,28 @@
+{ pkgs, ... }:
+
+{
+  services.displayManager = {
+    defaultSession = "none+i3";
+  };
+
+  services.xserver = {
+    videoDrivers = [ "amdgpu" ];
+
+    displayManager = {
+      setupCommands = ''
+        if ${pkgs.xorg.xrandr}/bin/xrandr --query | grep 2560x1080; then
+          ${pkgs.xorg.xrandr}/bin/xrandr --output DVI-D-0 --mode 1920x1080  --rate 60  --pos 0x0
+          ${pkgs.xorg.xrandr}/bin/xrandr --output DisplayPort-2 --mode 2560x1080  --rate 60  --pos 1920x0 --primary
+          ${pkgs.xorg.xrandr}/bin/xrandr --output HDMI-A-0 --mode 1920x1080  --rate 75  --pos 4480x0
+        elif ${pkgs.xorg.xrandr}/bin/xrandr --query | grep 2560x1440; then
+          ${pkgs.xorg.xrandr}/bin/xrandr --output DVI-D-0 --mode 1920x1080 --rate 60 --pos 0x360
+          ${pkgs.xorg.xrandr}/bin/xrandr --output DisplayPort-2 --mode 2560x1440 --rate 165 --pos 1920x0 --primary
+          ${pkgs.xorg.xrandr}/bin/xrandr --output DisplayPort-1 --mode 1920x1200 --rate 60 --pos 4480x0
+        fi
+      '';
+    };
+
+    xkb.layout = "us";
+#    xkb.options = "eurosign:e,caps:escape";
+  };
+}
-- 
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