{ ... }:
{

  services.swaync = {
    enable = true;
    settings = {
      "positionX" = "right";
      "positionY" = "top";
      "layer" = "overlay";
      "control-center-layer" = "top";
      "layer-shell" = true;
      "cssPriority" = "application";
      "control-center-margin-top" = 0;
      "control-center-margin-bottom" = 0;
      "control-center-margin-right" = 0;
      "control-center-margin-left" = 0;
      "notification-2fa-action" = true;
      "notification-inline-replies" = false;
      "notification-icon-size" = 64;
      "notification-body-image-height" = 100;
      "notification-body-image-width" = 200;
      "timeout" = 10;
      "timeout-low" = 5;
      "timeout-critical" = 0;
      "fit-to-screen" = true;
      "relative-timestamps" = true;
      "control-center-width" = 500;
      "control-center-height" = 600;
      "notification-window-width" = 500;
      "keyboard-shortcuts" = true;
      "image-visibility" = "when-available";
      "transition-time" = 200;
      "hide-on-clear" = false;
      "hide-on-action" = true;
      "script-fail-notify" = true;
      "scripts" = {
        "example-script" = {
          "exec" = "echo 'Do something...'";
          "urgency" = "Normal";
        };
        "example-action-script" = {
          "exec" = "echo 'Do something actionable!'";
          "urgency" = "Normal";
          "run-on" = "action";
        };
      };
      "notification-visibility" = {
        "example-name" = {
          "state" = "muted";
          "urgency" = "Low";
          "app-name" = "Spotify";
        };
      };
      "widgets" = [
        "inhibitors"
        "title"
        "dnd"
        "notifications"
      ];
      "widget-config" = {
        "inhibitors" = {
          "text" = "Inhibitors";
          "button-text" = "Clear All";
          "clear-all-button" = true;
        };
        "title" = {
          "text" = "Notifications";
          "clear-all-button" = true;
          "button-text" = "Clear All";
        };
        "dnd" = {
          "text" = "Do Not Disturb";
        };
        "label" = {
          "max-lines" = 5;
          "text" = "Label Text";
        };
        "mpris" = {
          "image-size" = 96;
          "image-radius" = 12;
        };
        "buttons-grid" = {
          "actions" = [
            {
              "label" = "直";
              "type" = "toggle";
              "active" = true;
              "command" =
                "sh -c '[[ $SWAYNC_TOGGLE_STATE == true ]] && nmcli radio wifi on || nmcli radio wifi off'";
              "update_command" = "sh -c '[[ $(nmcli radio wifi) == \"enabled\" ]] && echo true || echo false'";
            }
          ];
        };
      };
    };
  };

}