niri: configure wallpaper and wlsunset

packages/niri/default.nix

@@ -2,12 +2,17 @@
   wrappers,
   pkgs,
   lib,
-  screenshotPath ? "~/Pictures/Screenshots/Screenshot from %Y-%m-%d %H-%M-%S.png",
+  screenshotPath ? null,
   fileManager ? lib.getExe pkgs.pcmanfm,
   browser ? lib.getExe pkgs.firefox,
   terminal ? lib.getExe pkgs.alacritty,
   runnerCommand ? "${lib.getExe pkgs.rofi} -show run",
   locker ? lib.getExe pkgs.swaylock,
+  wallpaperPath ? null,
+  geolocation ? [
+    52.5244
+    13.4105
+  ],
 }:
 let
   colors = {
@@ -18,12 +23,18 @@ let
 
   niri = wrappers.wrapperModules.niri.apply {
     inherit pkgs;
-    settings = {
+    settings = builtins.foldl' lib.recursiveUpdate { } (
+      [
+        {
           input = {
             keyboard = {
               xkb.layout = "de";
               numlock = null;
             };
+            touchpad = {
+              tap = null;
+              drag = true;
+            };
             mouse = null;
             trackpoint = null;
             warp-mouse-to-focus = null;
@@ -55,10 +66,29 @@ let
           };
           spawn-at-startup = [
             (lib.getExe pkgs.ashell-kmein)
-      ];
+          ]
+          ++ lib.optional (wallpaperPath != null) [
+            (lib.getExe pkgs.swaybg)
+            "--mode"
+            "fill"
+            "--image"
+            wallpaperPath
+          ]
+          ++ lib.optional (geolocation != null) (
+            let
+              latitude = builtins.elemAt geolocation 0;
+              longitude = builtins.elemAt geolocation 1;
+            in
+            [
+              (lib.getExe pkgs.wlsunset)
+              "-l"
+              (toString latitude)
+              "-L"
+              (toString longitude)
+            ]
+          );
           hotkey-overlay.skip-at-startup = null;
           prefer-no-csd = null;
-      screenshot-path = screenshotPath;
           animations.slowdown = 0.5; # twice as fast
           binds =
             let
@@ -143,17 +173,25 @@ let
               "Mod+V".toggle-window-floating = null;
               "Mod+Shift+V".switch-focus-between-floating-and-tiling = null;
 
-          "Print".screenshot = null;
-          "Ctrl+Print".screenshot-screen = null;
-          "Alt+Print".screenshot-window = null;
-
               # allow-inhibiting=false
               "Mod+Escape".toggle-keyboard-shortcuts-inhibit = null;
 
               "Mod+Shift+E".quit = null;
               "Ctrl+Alt+Delete".quit = null;
             };
+        }
+      ]
+      ++ lib.optional (screenshotPath != null) [
+        {
+          screenshot-path = screenshotPath;
+          binds = {
+            "Print".screenshot = null;
+            "Ctrl+Print".screenshot-screen = null;
+            "Alt+Print".screenshot-window = null;
           };
+        }
+      ]
+    );
   };
 in
 niri.wrapper