package common

import (
	"context"
	"time"

	"github.com/tidbcloud/infra-provider/regional-server/api/v1alpha1"
	"github.com/tidbcloud/infra-provider/regional-server/pkg/controllers/bucket/task"
	"github.com/tidbcloud/infra-provider/regional-server/pkg/deploy"
	"github.com/tidbcloud/infra-provider/regional-server/pkg/util"
	"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
)

type Guardian struct {
	*task.BaseTask
}

func NewGuardian(ctx *task.Context) *Guardian {
	return &Guardian{BaseTask: &task.BaseTask{Context: ctx}}
}

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

func (t *Guardian) Create(ctx context.Context) deploy.Result {
	t.BeginAt = util.Pointer(time.Now())
	if !controllerutil.ContainsFinalizer(t.Bucket, v1alpha1.Finalizer) {
		controllerutil.AddFinalizer(t.Bucket, v1alpha1.Finalizer)
		// Require immediate requeue without running other tasks
		return deploy.Panic(nil).WithRequeuAfter(0)
	}
	if t.Bucket.Status.Phase == "" {
		t.Bucket.Status.Phase = v1alpha1.BucketPhaseCreating
	}
	return deploy.Done()
}

func (t *Guardian) Delete(ctx context.Context) deploy.Result {
	return deploy.Done()
}