From 2cc0d08c0468e678fb7a942abf23fc2a1eec010f Mon Sep 17 00:00:00 2001
From: Miran Bastaja <mbastaja@sorre.xyz>
Date: Fri, 4 Jul 2025 15:55:45 +0200
Subject: niri: configure wallpaper switching

---
 share/home/niri.nix | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'share/home/niri.nix')

diff --git a/share/home/niri.nix b/share/home/niri.nix
index 450a3e4..eb5822d 100644
--- a/share/home/niri.nix
+++ b/share/home/niri.nix
@@ -2,8 +2,14 @@
   pkgs,
   config,
   inputs,
+  lib,
   ...
 }:
+let
+  cfg = config.programs.niri;
+  tomlFormat = pkgs.formats.toml { };
+  inherit (lib) mkIf;
+in
 {
   imports = [
     inputs.niri-flake.homeModules.niri
@@ -11,6 +17,9 @@
   programs.waybar.enable = true;
   programs.tofi.enable = true;
   programs.kitty.enable = true;
+  home.packages = [
+    pkgs.wpaperd # for wpaperctl
+  ];
 
   programs.niri.settings = {
     input = {
@@ -64,6 +73,7 @@
     spawn-at-startup = [
       { command = [ "${pkgs.xwayland-satellite}/bin/xwayland-satellite" ]; }
       { command = [ "${pkgs.mako}/bin/mako" ]; }
+      { command = [ "${pkgs.wpaperd}/bin/wpaperd" ]; }
     ];
 
     environment = {
@@ -233,4 +243,19 @@
       "Ctrl+Alt+Delete".action = quit;
     };
   };
+
+  # wpaperd manual config
+  #
+  # Can't use the HM module since it doesn't expose the service target as a
+  # config option. If I enabled it, wpaperd would be started for every DE, which
+  # I don't want.
+  xdg.configFile."wpaperd/wallpaper.toml" = {
+    source = tomlFormat.generate "wpaperd-wallpaper" {
+      default = {
+        path = "${config.xdg.userDirs.pictures}/Wallpapers";
+        duration = "10m";
+        sorting = "random";
+      };
+    };
+  };
 }
-- 
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