// Copyright 2021 TiKV Authors
//
// 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 txnutil

import (
	"github.com/pingcap/kvproto/pkg/kvrpcpb"
)

// Priority is the priority for tikv to execute a command.
type Priority kvrpcpb.CommandPri

// Priority value for transaction priority.
const (
	PriorityNormal = Priority(kvrpcpb.CommandPri_Normal)
	PriorityLow    = Priority(kvrpcpb.CommandPri_Low)
	PriorityHigh   = Priority(kvrpcpb.CommandPri_High)
)

// ToPB converts priority to wire type.
func (p Priority) ToPB() kvrpcpb.CommandPri {
	return kvrpcpb.CommandPri(p)
}