feat(AveragePosition): method to emit average_base_coordinates message

reach/client/protocol/v2/operations.go

@@ -2,6 +2,7 @@ package v2
 
 import (
 	"context"
+	"encoding/json"
 	"net/http"
 	"sync"
 
@@ -264,4 +265,35 @@ func (o *Operations) On(ctx context.Context, event string) (chan any, error) {
 	return out, nil
 }
 
+func (o *Operations) AveragePosition(ctx context.Context) (*protocol.TaskMessage, error) {
+	var err error
+
+	go func() {
+		<-ctx.Done()
+		err = ctx.Err()
+	}()
+
+	if err = o.client.Emit("task", &model.Action{Name: "average_base_coordinates"}); err != nil {
+		return nil, err
+	}
+	ch, err := o.On(ctx, "task_status")
+	for message := range ch {
+		// Convertir vers notre struct
+		jsonData, err := json.Marshal(message)
+		if err != nil {
+			continue
+		}
+
+		var taskMsg protocol.TaskMessage
+		if err := json.Unmarshal(jsonData, &taskMsg); err != nil {
+			continue
+		}
+
+		if taskMsg.State == "completed" {
+			return &taskMsg, nil
+		}
+	}
+	return nil, err
+}
+
 var _ protocol.Operations = &Operations{}