{
  username ? throw "username argument is required",
}:
{ config, pkgs, ... }:
let
  hmConfig = config.home-manager.users.${username};
in
{
  nixpkgs.overlays = [
    (final: prev: {
      android-tools = prev.android-tools.overrideAttrs (oldAttrs: {
        patches = oldAttrs.patches or [ ] ++ [ ./env-var-user-home.patch ];
      });
    })
  ];

  programs.adb.enable = true;
  services.gvfs.enable = true;

  users.users.${username}.extraGroups = [ "adbusers" ];

  environment.persistence."/persist".users.${username}.files = [
    "${hmConfig.xdg.relativeDataHome}/android/adbkey"
    "${hmConfig.xdg.relativeDataHome}/android/adbkey.pub"
  ];

  home-manager.users.${username}.home.sessionVariables.ANDROID_USER_HOME = "${hmConfig.xdg.dataHome}/android";
}