# manages home automations
{
  config,
  lib,
  pkgs,
  self,
  ...
}:
let
  cfg = config.my.profiles.home-assistant;
  hostName = config.networking.hostName;
in
{
  imports = [
    # services.openthread-border-router isn't in nixos-25.11; pull from
    # nixpkgs-unstable. Package comes from the existing unstable overlay.
    "${self.inputs.nixpkgs-unstable}/nixos/modules/services/home-automation/openthread-border-router.nix"
  ];

  options.my.profiles.home-assistant = with lib; {
    enable = mkEnableOption "Home Automation";

  };

  config = lib.mkIf cfg.enable {
    services.matter-server.enable = true;

    services.home-assistant = {
      enable = true;
      openFirewall = true;
      extraComponents = [
        "matter"
        "mobile_app"
        "otbr"
        "thread"
        "xiaomi_miio"
      ];
    };
    services.home-assistant.config = {
      homeassistant = {
        name = "Home - Rechberg";
        unit_system = "metric";
        internal_url = "http://${hostName}:8123";
        external_url = "http://jupiter.solar.internal:8123";
      };
      mobile_app = {};
      automation = "!include automations.yaml";
      script = "!include scripts.yaml";
      scene = "!include scenes.yaml";
    };

    # `!include` targets must exist or HA fails at startup. Create them empty
    # so HA's UI editor can write to them; `f` only acts if the file is absent.
    systemd.tmpfiles.rules = [
      "f /var/lib/hass/automations.yaml 0644 hass hass - []"
      "f /var/lib/hass/scripts.yaml 0644 hass hass - {}"
      "f /var/lib/hass/scenes.yaml 0644 hass hass - []"
    ];

    services.openthread-border-router = {
      enable = true;
      package = pkgs.unstable.openthread-border-router;
      openFirewall = true;
      backboneInterfaces = [ "enp3s0" ];
      radio.device = "/dev/serial/by-id/usb-Nabu_Casa_ZBT-2_DCB4D9149C7C-if00";
      radio.baudRate = 460800;
    };

    my.homepage.services = [
      {
        group = "Services";
        name = "Home Assistant";
        description = "Home automation";
        href = "http://${hostName}:8123";
        icon = "si-homeassistant";
      }
    ];
  };
}