func (r *Resource) MetricsRegister(m *metrics.Resource) { metricBalance = m.NewGauge(MetricSmsBalance) metricTotalSend := m.NewCounter(MetricSmsTotalSend) metricTotalSendSuccess = metricTotalSend.With("result", "success") metricTotalSendFailed = metricTotalSend.With("result", "failed") }