// Copyright 2025 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,
// See the License for the specific language governing permissions and
// limitations under the License.

package metrics

import "github.com/prometheus/client_golang/prometheus"

var (
	ChangefeedResolvedTsGauge = prometheus.NewGaugeVec(
		prometheus.GaugeOpts{
			Namespace: "ticdc",
			Subsystem: "owner",
			Name:      "resolved_ts",
			Help:      "resolved ts of changefeeds",
		}, []string{getKeyspaceLabel(), "changefeed"})
	ChangefeedResolvedTsLagGauge = prometheus.NewGaugeVec(
		prometheus.GaugeOpts{
			Namespace: "ticdc",
			Subsystem: "owner",
			Name:      "resolved_ts_lag",
			Help:      "resolved ts lag of changefeeds in seconds",
		}, []string{getKeyspaceLabel(), "changefeed"})
)

func initLogCoordinatorMetrics(registry *prometheus.Registry) {
	registry.MustRegister(ChangefeedResolvedTsGauge)
	registry.MustRegister(ChangefeedResolvedTsLagGauge)
}