transport/redis_pubsub/redis.go rename to publisher.go

transport/redis_pubsub/publisher.go

@@ -0,0 +1,32 @@
+package redis_pubsub
+
+import (
+	"context"
+
+	"eosio-ship-trace-reader/transport"
+
+	"github.com/go-redis/redis/v8"
+)
+
+type Publisher struct {
+	pipeline redis.Pipeliner
+	ctx      context.Context
+	ns       Namespace
+}
+
+func NewPublisher(client *redis.Client, ns Namespace) *Publisher {
+	return &Publisher{
+		pipeline: client.Pipeline(),
+		ctx:      client.Context(),
+		ns:       ns,
+	}
+}
+
+func (r *Publisher) Publish(channel transport.ChannelInterface, payload []byte) error {
+	return r.pipeline.Publish(r.ctx, r.ns.NewKey(channel).String(), payload).Err()
+}
+
+func (r *Publisher) Flush() error {
+	_, err := r.pipeline.Exec(r.ctx)
+	return err
+}