package hibernation

import (
	"context"
	"testing"

	cloudv1 "github.com/tidbcloud/infra-api/api/v1"

	"github.com/golang/mock/gomock"
	. "github.com/onsi/gomega"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/types"
	"k8s.io/utils/pointer"
	ctrl "sigs.k8s.io/controller-runtime"
	"sigs.k8s.io/controller-runtime/pkg/client/fake"

	"k8s.io/apimachinery/pkg/runtime"

	"github.com/tidbcloud/infra-api/pkg/gardener"
	gardencorev1beta1 "github.com/tidbcloud/infra-api/pkg/gardener/core/apis/v1beta1"
	gardenerfake "github.com/tidbcloud/infra-api/pkg/gardener/fake"
)

func TestShootCancelContext(t *testing.T) {
	g := NewGomegaWithT(t)
	mockCtrl := gomock.NewController(t)
	defer mockCtrl.Finish()

	s := &gardencorev1beta1.Shoot{
		ObjectMeta: metav1.ObjectMeta{
			Name:      "test",
			Namespace: "test",
		},
		Spec: gardencorev1beta1.ShootSpec{
			Hibernation: &gardencorev1beta1.Hibernation{
				Enabled: pointer.Bool(false),
			},
		},
	}
	client := fake.NewClientBuilder().WithScheme(gardener.Scheme).WithObjects(s).Build()

	api := gardenerfake.NewMockGardenerAPI(mockCtrl)
	api.EXPECT().CancelShootContext(s.Name).Times(1)
	_, err := NewHibernationController(client, nil, api, nil, metav1.LabelSelector{}, cloudv1.Hibernation{}).Reconcile(context.TODO(), ctrl.Request{
		NamespacedName: types.NamespacedName{
			Namespace: s.Namespace,
			Name:      s.Name,
		},
	})
	g.Expect(err).To(Succeed())
}

func TestClusterExistInNetwork(t *testing.T) {
	g := NewGomegaWithT(t)
	scheme := runtime.NewScheme()
	g.Expect(cloudv1.AddToScheme(scheme)).To(Succeed())

	networkName := "test"
	cluster := cloudv1.Cluster{
		ObjectMeta: metav1.ObjectMeta{
			Namespace:    "other-namespace",
			GenerateName: "test",
		},
		Spec: cloudv1.ClusterSpec{
			NetworkName: networkName,
		},
	}
	client := fake.NewClientBuilder().WithScheme(scheme).WithObjects(&cluster).Build()

	hc := HibernationController{
		infraCli: client,
	}

	network := cloudv1.Network{
		ObjectMeta: metav1.ObjectMeta{
			Namespace: "my-namespace",
			Name:      networkName,
		},
		Spec: cloudv1.NetworkSpec{
			Region: "us-west-2",
		},
	}

	if hc.clusterExistInNetwork(network) != false {
		t.Fatalf("The namespace of network and cluster are different, there should be no cluster in the network")
	}
}