refactor: use systemd services instead of start script

This is probably what I should've done from the beginning, but I didn't
really know how `systemd` worked when I started writing this config.

home-manager/wayland/hyprland.nix

@@ -4,11 +4,6 @@ let
   modifier = "SUPER";
   terminal = "alacritty";
 in {
-  home.packages = with pkgs; [
-    swaybg
-    swayidle
-  ];
-
   wayland.windowManager.hyprland = {
     enable = true;
     systemd.enable = true;
@@ -28,10 +23,6 @@ in {
       "$terminal" = terminal;
       "$menu" = "rofi -show drun";
 
-      exec-once = [
-        "background=${../../assets/background.png} platform=${config.platform} ${scripts}/autostart"
-      ];
-
       general = {
         layout = "hy3";
 

home-manager/wayland/scripts/autostart

@@ -1,7 +0,0 @@
-#!/usr/bin/env bash
-
-# Background
-swaybg -o '*' -i "$background" -m fill &
-
-# Status Bar
-eww open "$platform"_bar --screen 0

home-manager/wayland/wltools.nix

@@ -60,6 +60,25 @@
     ];
   };
 
+  # Swaybg
+
+  systemd.user.services.swaybg = {
+    Install.WantedBy = [ "graphical-session.target" ];
+
+    Unit = {
+      Description = "Sway background manager";
+      After = [ "graphical-session-pre.target" ];
+      PartOf = [ "graphical-session.target" ];
+      ConditionEnvironment = "WAYLAND_DISPLAY";
+    };
+
+    Service = {
+      ExecStart = "${lib.getExe pkgs.swaybg} -o '*' -i ${../../assets/background.png} -m fill";
+      Restart = "always";
+      RestartSec = "5";
+    };
+  };
+
   # Rofi
 
   programs.rofi.enable = true;
@@ -72,6 +91,27 @@
   programs.eww.enable = true;
   programs.eww.configDir = ./eww;
 
+  systemd.user.services.eww =
+    let eww = lib.getExe config.programs.eww.package;
+    in {
+      Install.WantedBy = [ "graphical-session.target" ];
+
+      Unit = {
+        Description = "GTK-based custom widgets";
+        Documentation = "https://github.com/elkowar/eww";
+        After = [ "graphical-session-pre.target" ];
+        PartOf = [ "graphical-session.target" ];
+        ConditionEnvironment = "WAYLAND_DISPLAY";
+      };
+
+      Service = {
+        ExecStart = "${eww} daemon --no-daemonize";
+        ExecStartPost = "${eww} open ${config.machine}_bar --screen 0";
+        Restart = "always";
+        RestartSec = "5";
+      };
+    };
+
   # Mako
 
   services.mako = {