{pkgs, lib, config, ...}:
with lib;
{
    options.services.vector = {
        enable = mkEnableOption "Enable the vector agent";
        settings = mkOption {
            description = "Settings for the vector agent";
            default = {
                data_dir = "/var/lib/vector";
            };
            defaultText = "{}";
        };
        stdoutPath = mkOption {
            default = "/var/log/vector.out.log";
        };
        stderrPath = mkOption {
            default = "/var/log/vector.out.log";
        };
        pidPath = mkOption {
            default = "/var/log/vector.pid";
        };
    };

    config = {
        environment.etc."vector.yaml" = mkIf config.services.vector.enable {
            text = (generators.toYAML {} config.services.vector.settings);
        };
        
        launchd.daemons.vector = mkIf config.services.vector.enable {
            serviceConfig = {
                ProgramArguments = [
                    "${pkgs.clio}/bin/clio"
                    "--out-path=${config.services.vector.stdoutPath}"
                    "--err-path=${config.services.vector.stderrPath}"
                    "--pid-file=${config.services.vector.pidPath}"
                    "--"
                    "${pkgs.vector}/bin/vector"
                    "--watch-config"
                    "--config=/etc/${config.environment.etc."vector.yaml".target}"
                ];
                KeepAlive = true;
                RunAtLoad = true;
            };
        };
    };
}