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35 lines
621 B
Go
35 lines
621 B
Go
package redispubsub
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import (
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"context"
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"github.com/redis/go-redis/v9"
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)
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var ctx = context.Background()
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type Subscriber struct {
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client redis.UniversalClient
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channel string
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}
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func NewSubscriber(client redis.UniversalClient, channel string) *Subscriber {
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return &Subscriber{client: client, channel: channel}
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}
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func (s *Subscriber) OnMessage(ctx context.Context, callback func(string)) error {
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messageChannel := s.client.Subscribe(ctx, s.channel).Channel()
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go func() {
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for {
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select {
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case <-ctx.Done():
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return
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case msg := <-messageChannel:
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callback(msg.Payload)
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}
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}
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}()
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return nil
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}
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