{
  config,
  lib,
  ...
}:
let
  enableAmp = (!config.onLinux) || (!config.isServer);
  ampHomeModule =
    { lib, pkgs, ... }:
    {
      home.sessionPath = [ "$HOME/.amp/bin" ];
      home.activation.ampInstall = lib.hm.dag.entryAfter [ "writeBoundary" ] ''
        amp_bin="$HOME/.amp/bin/amp"
        if [ ! -x "$amp_bin" ]; then
          export PATH="${
            lib.makeBinPath [
              pkgs.coreutils
              pkgs.gnugrep
              pkgs.curl
              pkgs.bash
            ]
          }:$PATH"

          # Prevent installer from trying to mutate shell rc files (Home Manager manages those).
          SHELL="amp-installer" ${pkgs.curl}/bin/curl -fsSL https://ampcode.com/install.sh | ${pkgs.bash}/bin/bash
        fi
      '';
    };
in
lib.mkIf enableAmp {
  home-manager.sharedModules = [ ampHomeModule ];
}