55 lines
1.0 KiB
Go
55 lines
1.0 KiB
Go
package client
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import (
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"context"
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"github.com/mitchellh/mapstructure"
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"github.com/pkg/errors"
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)
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func OnMessage[T any](ctx context.Context, client *Client, mType string) (chan T, error) {
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ch := make(chan T)
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rawChan, err := client.On(ctx, mType)
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if err != nil {
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return nil, errors.WithStack(err)
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}
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go func() {
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defer close(ch)
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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 rawMsg := <-rawChan:
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var msg T
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if err := mapstructure.Decode(rawMsg, &msg); err != nil {
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panic(errors.WithStack(err))
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}
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ch <- msg
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}
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}
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}()
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return ch, nil
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}
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// Broadcast is a broadcasted message containing module realtime informations.
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type Broadcast struct {
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Name string `mapstructure:"name" json:"name"`
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Payload any `mapstructure:"payload" json:"payload"`
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}
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// OnBroadcast listens for ReachView "broadcast" messages
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func OnBroadcast(ctx context.Context, client *Client) (chan Broadcast, error) {
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ch, err := OnMessage[Broadcast](ctx, client, "broadcast")
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if err != nil {
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return nil, errors.WithStack(err)
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}
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return ch, nil
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}
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