# ============================================================================
# Proxmox LXC Container Configuration
# ============================================================================
# Configuration for lightweight Linux containers running in Proxmox.
# Disables boot/disk management and enables remote development support.

{
  config,
  lib,
  ...
}:

with lib;

let
  cfg = config.athenix.hw.nix-lxc;
in
{
  options.athenix.hw.nix-lxc = mkOption {
    type = types.submodule {
      options = {
        enable = mkOption {
          type = types.bool;
          default = false;
          description = "Enable Proxmox LXC container hardware configuration.";
        };
      };
    };
    default = { };
    description = "Proxmox LXC hardware type configuration.";
  };

  config = mkIf cfg.enable {
    # ========== Nix Configuration ==========
    nix.settings.trusted-users = [
      "root"
      "engr-ugaif"
    ];
    nix.settings.experimental-features = [
      "nix-command"
      "flakes"
    ];

    # ========== Container-Specific Configuration ==========
    boot.isContainer = true;
    boot.loader.systemd-boot.enable = lib.mkForce false; # No bootloader in container
    disko.enableConfig = lib.mkForce false; # No disk management in container
    console.enable = true;

    # Allow getty to work in containers
    systemd.services."getty@".unitConfig.ConditionPathExists = [
      ""
      "/dev/%I"
    ];

    # Suppress unnecessary systemd units for containers
    systemd.suppressedSystemUnits = [
      "dev-mqueue.mount"
      "sys-kernel-debug.mount"
      "sys-fs-fuse-connections.mount"
    ];

    # ========== Remote Development ==========
    services.vscode-server.enable = true;

    # ========== System Configuration ==========
    system.stateVersion = "25.11";
    athenix.host.buildMethods = lib.mkDefault [
      "lxc" # LXC container tarball
      "proxmox" # Proxmox VMA archive
    ];

    athenix.sw.enable = lib.mkDefault true;
    athenix.sw.headless.enable = lib.mkDefault true;
  };
}