// Copyright 2024 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package runtime

import (
	"github.com/pingcap/tidb-operator/apis/core/v1alpha1"
)

type instance interface {
	object

	GetTopology() v1alpha1.Topology
	SetTopology(topo v1alpha1.Topology)

	GetUpdateRevision() string
	IsHealthy() bool
	// IsUpToDate means all resources managed by the instance is up to date
	// NOTE: It does not mean the instance is updated to the newest revision
	// TODO: may be change a more meaningful name?
	IsUpToDate() bool
}

type Instance interface {
	instance

	*PD | *TiDB | *TiKV | *TiFlash
}