// RAINBOND, Application Management Platform
// Copyright (C) 2020-2020 Goodrain Co., Ltd.

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version. For any non-GPL usage of Rainbond,
// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
// must be obtained first.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.

package handler

import (
	"github.com/goodrain/rainbond/api/client/prometheus"
	"github.com/goodrain/rainbond/pkg/component/prom"
)

// MonitorHandler monitor api handler
type MonitorHandler interface {
	GetTenantMonitorMetrics(tenantID string) []prometheus.Metadata
	GetAppMonitorMetrics(tenantID, appID string) []prometheus.Metadata
	GetComponentMonitorMetrics(tenantID, componentID string) []prometheus.Metadata
}

// NewMonitorHandler new monitor handler
func NewMonitorHandler() MonitorHandler {
	return &monitorHandler{cli: prom.Default().PrometheusCli}
}

type monitorHandler struct {
	cli prometheus.Interface
}

func (m *monitorHandler) GetTenantMonitorMetrics(tenantID string) []prometheus.Metadata {
	return m.cli.GetMetadata(tenantID)
}

func (m *monitorHandler) GetAppMonitorMetrics(tenantID, appID string) []prometheus.Metadata {
	return m.cli.GetAppMetadata(tenantID, appID)
}

func (m *monitorHandler) GetComponentMonitorMetrics(tenantID, componentID string) []prometheus.Metadata {
	return m.cli.GetComponentMetadata(tenantID, componentID)
}