// Copyright (c) 2020 Tigera, Inc. All rights reserved.

// 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 tunnelipsyncer

import (
	apiv3 "github.com/projectcalico/api/pkg/apis/projectcalico/v3"

	libapiv3 "github.com/projectcalico/calico/libcalico-go/lib/apis/v3"
	"github.com/projectcalico/calico/libcalico-go/lib/backend/api"
	"github.com/projectcalico/calico/libcalico-go/lib/backend/model"
	"github.com/projectcalico/calico/libcalico-go/lib/backend/syncersv1/updateprocessors"
	"github.com/projectcalico/calico/libcalico-go/lib/backend/watchersyncer"
)

// New creates a new tunnel IP allocation v1 Syncer.  An optional node name may be supplied.  If set, the syncer only
// watches the specified node rather than all nodes.
func New(client api.Client, callbacks api.SyncerCallbacks, node string) api.Syncer {
	resourceTypes := []watchersyncer.ResourceType{
		{
			ListInterface:   model.ResourceListOptions{Kind: apiv3.KindIPPool},
			UpdateProcessor: updateprocessors.NewIPPoolUpdateProcessor(),
		},
		{
			ListInterface: model.ResourceListOptions{Kind: libapiv3.KindNode, Name: node},
		},
	}

	return watchersyncer.New(client, resourceTypes, callbacks)
}