programs/calls: init

nixos/modules/module-list.nix

···
   ./programs/bash-my-aws.nix
   ./programs/bcc.nix
   ./programs/browserpass.nix
+  ./programs/calls.nix
   ./programs/captive-browser.nix
   ./programs/ccache.nix
   ./programs/cdemu.nix

nixos/modules/programs/calls.nix

···
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.programs.calls;
+in {
+  options = {
+    programs.calls = {
+      enable = mkEnableOption ''
+        Whether to enable GNOME calls: a phone dialer and call handler.
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = [
+      pkgs.calls
+    ];
+
+    services.dbus.packages = [
+      pkgs.callaudiod
+    ];
+  };
+}

pkgs/applications/networking/calls/default.nix

···
 
   meta = with lib; {
     description = "A phone dialer and call handler";
+    longDescription = "GNOME Calls is a phone dialer and call handler. Setting NixOS option `programs.calls.enable = true` is recommended.";
     homepage = "https://source.puri.sm/Librem5/calls";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ craigem lheckemann ];