{ config, lib, ... }:
let
  cfg = config.homelab.monitoring;
in
{
  options.homelab.monitoring = {
    enable = lib.mkOption {
      type = lib.types.bool;
      default = true;
      description = "Include this host in Prometheus node-exporter scrape targets";
    };

    scrapeTargets = lib.mkOption {
      type = lib.types.listOf (lib.types.submodule {
        options = {
          job_name = lib.mkOption {
            type = lib.types.str;
            description = "Prometheus scrape job name";
          };
          port = lib.mkOption {
            type = lib.types.port;
            description = "Port to scrape metrics from";
          };
          metrics_path = lib.mkOption {
            type = lib.types.str;
            default = "/metrics";
            description = "HTTP path to scrape metrics from";
          };
          scheme = lib.mkOption {
            type = lib.types.str;
            default = "http";
            description = "HTTP scheme (http or https)";
          };
          scrape_interval = lib.mkOption {
            type = lib.types.nullOr lib.types.str;
            default = null;
            description = "Override the global scrape interval for this target";
          };
          honor_labels = lib.mkOption {
            type = lib.types.bool;
            default = false;
            description = "Whether to honor labels from the scraped target";
          };
        };
      });
      default = [ ];
      description = "Additional Prometheus scrape targets exposed by this host";
    };
  };
}