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bulksubscribe_events.go
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/
bulksubscribe_events.go
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/*
Copyright 2022 The Dapr 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 pubsub
import (
"github.com/google/uuid"
"github.com/dapr/kit/logger"
contribPubsub "github.com/dapr/components-contrib/pubsub"
)
const (
Metadata = "metadata"
Entries = "entries"
)
var bulkPSLogger = logger.NewLogger("bulk.subscribe")
type BulkSubscribeMessageItem struct {
EntryId string `json:"entryId"` //nolint:stylecheck
Event interface{} `json:"event"`
Metadata map[string]string `json:"metadata"`
ContentType string `json:"contentType,omitempty"`
}
type BulkSubscribeEnvelope struct {
ID string
Entries []BulkSubscribeMessageItem
Metadata map[string]string
Topic string
Pubsub string
EventType string
}
func NewBulkSubscribeEnvelope(req *BulkSubscribeEnvelope) map[string]interface{} {
id := req.ID
if id == "" {
reqID, err := uuid.NewRandom()
if err != nil {
bulkPSLogger.Warn("Unable to generate uuid for bulk subscribe request")
} else {
id = reqID.String()
}
}
eventType := req.EventType
if eventType == "" {
eventType = contribPubsub.DefaultBulkEventType
}
bulkSubEnvelope := map[string]interface{}{
contribPubsub.IDField: id,
contribPubsub.TypeField: eventType,
contribPubsub.TopicField: req.Topic,
contribPubsub.PubsubField: req.Pubsub,
Metadata: req.Metadata,
Entries: req.Entries,
}
return bulkSubEnvelope
}