package common

import (
	"context"
	"time"

	"github.com/tidbcloud/infra-provider/regional-server/pkg/controllers"
	"github.com/tidbcloud/infra-provider/regional-server/pkg/controllers/appbox/task"
	"github.com/tidbcloud/infra-provider/regional-server/pkg/deploy"
	"github.com/tidbcloud/infra-provider/regional-server/pkg/helm"
	"github.com/tidbcloud/infra-provider/regional-server/pkg/util"
	"k8s.io/apimachinery/pkg/types"
)

const (
	NGAutoScalerDeploymentName = "ng-autoscaler"
)

type NGAutoScaler struct {
	*task.BaseTask
}

func NewNGAutoScaler(ctx *task.Context) *NGAutoScaler {
	return &NGAutoScaler{
		BaseTask: &task.BaseTask{Context: ctx},
	}
}

func (t *NGAutoScaler) Name() string {
	return "NGAutoScaler"
}

func (t *NGAutoScaler) Create(ctx context.Context) deploy.Result {
	t.BeginAt = util.Pointer(time.Now())
	return deploy.ErrorOrDone(helm.Apply(ctx, t.Remote, &t.DedicatedTmplConfig.NGAutoScaler))
}

func (t *NGAutoScaler) PostCreate(ctx context.Context) deploy.Result {
	return deploy.ErrorOrDone(controllers.EnsureChartDeploymentReady(ctx, t.Remote, types.NamespacedName{
		Namespace: t.DedicatedTmplConfig.NGAutoScaler.GetNamespace(),
		Name:      NGAutoScalerDeploymentName,
	}))
}