{ lib, pkgs, config, ... }:

let
  cfg = config.programs.waybar;
  waybar-config = builtins.readFile ./assets/system/conf/config;
  waybar-style = builtins.readFile ./assets/system/conf/style.css;
in
{
  options.programs.waybar = {
    enable = lib.mkEnableOption "Waybar";
    package = lib.mkOption {
      type = lib.types.package;
      default = pkgs.waybar;
      description = "Waybar package to use.";
    };
  };

  config = lib.mkIf cfg.enable {
    environment.systemPackages = [ cfg.package ];

    systemd.user.services.waybar = {
      description = "Waybar (status bar for Wayland)";
      wantedBy = [ "graphical-session.target" ];
      after = [ "graphical-session.target" ];
      serviceConfig = {
        ExecStart = "${cfg.package}/bin/waybar -c ${./assets/system/conf/config} -s ${./assets/system/conf/style.css}";
        Restart = "on-failure";
        RestartSec = "5s";
      };
    };

    # Create symlinks for config and style
    system.activationScripts.waybarSetup = lib.mkAfter ''
      mkdir -p /home/${config.users.users.${config.nixpkgs.config.permittedUsers[0]}.name}/.config/waybar
      ln -sf ${./assets/system/conf/config} /home/${config.users.users.${config.nixpkgs.config.permittedUsers[0]}.name}/.config/waybar/config
      ln -sf ${./assets/system/conf/style.css} /home/${config.users.users.${config.nixpkgs.config.permittedUsers[0]}.name}/.config/waybar/style.css
    '';
  };
}