# SPDX-FileCopyrightText: 2026 Qyriad <qyriad@qyriad.me>
#
# SPDX-License-Identifier: EUPL-1.1

{ pkgs, lib, modulesPath, config, ... }:
let
  moduleList = import (modulesPath + "/module-list.nix");

  dynixFromSearchPath = let
    res = builtins.tryEval <dynix>;
  in lib.optional res.success res.value;
in
{
  imports = [
    (modulesPath + "/testing/test-instrumentation.nix")
  ] ++ lib.concatLists [
    dynixFromSearchPath
    moduleList
  ];

  system.switch.enable = true;
  documentation.enable = false;

  boot.loader.grub = {
    enable = true;
    device = "/dev/vda";
    forceInstall = true;
  };

  nix = {
    package = pkgs.lixPackageSets.latest.lix;
    nixPath = [
      ("nixpkgs=" + pkgs.path)
      "/nix/var/nix/profiles/per-user/root/profile/share/nixos/modules"
    ];

    settings = {
      experimental-features = [ "nix-command" "pipe-operator" ];
      substituters = lib.mkForce [ ];
      hashed-mirrors = null;
      connect-timeout = 1;
      # For my debugging purposes.
      show-trace = true;
    };
  };

  # Setup XDG base directories for me.
  security.pam.services.login = {
    rules.session.xdg = {
      enable = true;
      control = "optional";
      modulePath = "${pkgs.pam_xdg}/lib/security/pam_xdg.so";
      args = [ ];
      order = 10500;
    };
  };

  environment.pathsToLink = [ "/share" ];
  environment.extraOutputsToInstall = [ "modules" ];
  environment.variables = {
    "NIXOS_CONFIG" = "/etc/nixos/configuration.nix";
  };
  environment.sessionVariables = {
    "NIXOS_CONFIG" = "/etc/nixos/configuration.nix";
  };

  systemd.services.dynix-daemon = {
    enable = true;
    path = [ config.nix.package ];
    serviceConfig = {
      Environment = [
        "RUST_LOG=trace"
      ];
      ExecSearchPath = [ "/run/current-system/sw/bin" ];
      SuccessExitStatus = [ "0" "2" ];
      # `bash -l` so XDG_RUNTIME_DIR is set correctly. lol.
      ExecStart = "bash -l -c 'exec /root/.nix-profile/bin/dynix daemon --color=always'";
      SyslogIdentifier = "dynix-daemon";
    };
  };

  environment.shellAliases = {
    ls = "eza --long --header --group --group-directories-first --classify --binary";
  };

  environment.systemPackages = with pkgs; [
    eza
    fd
    ripgrep
    netcat.nc
    socat
    python3
  ];
}