Golang Response.GetTransferData Examples

Example #1

File: jsonapi.go Project: app-kit/go-appkit

// SerializeResponse converts a response with model data into the target format.
func (s *Serializer) SerializeResponse(response kit.Response) (interface{}, apperror.Error) {
	transData := response.GetTransferData()
	if transData == nil {
		transData = &kit.AppTransferData{}

		data := response.GetData()
		if model, ok := data.(kit.Model); ok {
			transData.SetModels([]kit.Model{model})
		} else if models, ok := data.([]kit.Model); ok {
			transData.SetModels(models)
		} else {
			transData.SetData(data)
		}
	}

	// Append response metadata.
	if meta := response.GetMeta(); meta != nil {
		transMeta := transData.GetMeta()
		if transMeta != nil {
			for key, val := range meta {
				transMeta[key] = val
			}
		} else {
			transData.SetMeta(meta)
		}
	}

	// If a response error is defined, prepend it to all errors that might have been in
	// TransferData.
	if err := response.GetError(); err != nil {
		oldErrs := transData.GetErrors()
		transData.SetErrors(append([]apperror.Error{err}, oldErrs...))
	}

	data, err := s.SerializeTransferData(transData)
	if err != nil {
		return nil, err
	}

	return data, nil
}