package controller

import (
	"context"

	"k8s.io/apimachinery/pkg/runtime"
	ctrl "sigs.k8s.io/controller-runtime"
	"sigs.k8s.io/controller-runtime/pkg/client"
	"sigs.k8s.io/controller-runtime/pkg/log"

	kubeclawv1alpha1 "github.com/nousresearch/kubeclaw/api/v1alpha1"
)

// AgentGroupReconciler reconciles AgentGroup resources.
type AgentGroupReconciler struct {
	client.Client
	Scheme *runtime.Scheme
}

// +kubebuilder:rbac:groups=kubeclaw.nousresearch.com,resources=agentgroups,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=kubeclaw.nousresearch.com,resources=agentgroups/status,verbs=get;update;patch

func (r *AgentGroupReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
	log := log.FromContext(ctx)

	var group kubeclawv1alpha1.AgentGroup
	if err := r.Get(ctx, req.NamespacedName, &group); err != nil {
		log.Error(err, "unable to fetch AgentGroup")
		return ctrl.Result{}, client.IgnoreNotFound(err)
	}

	log.Info("Reconciling AgentGroup", "group", group.Name)

	// TODO: Reconcile each member agent with shared config + per-member overrides
	// TODO: Create/update/delete member Agent resources
	// TODO: Handle rolling updates on shared config changes

	return ctrl.Result{}, nil
}

func (r *AgentGroupReconciler) SetupWithManager(mgr ctrl.Manager) error {
	return ctrl.NewControllerManagedBy(mgr).
		For(&kubeclawv1alpha1.AgentGroup{}).
		Complete(r)
}