stackdriver

type Heartbeater interface {
	Start()
	Increment(string)
	Stop()
}

type Log struct {
	Payload  interface{}
	Labels   map[string]string
	Severity logging.Severity
}

type LogAdapter interface {
	PostLog(*Log)
	Flush()
}

type Metric struct {
	Name      string
	Value     float64
	Labels    map[string]string
	EventTime time.Time
	Unit      string // TODO Should this be "1" if it's empty?
}

type MetricAdapter interface {
	PostMetrics([]Metric) error
}

type MetricClient interface {
	Post(*monitoringpb.CreateTimeSeriesRequest) error
	CreateMetricDescriptor(*monitoringpb.CreateMetricDescriptorRequest) error
	ListMetricDescriptors(*monitoringpb.ListMetricDescriptorsRequest) ([]*metricpb.MetricDescriptor, error)
}

type MetricsBuffer interface {
	PostMetric(*Metric)
	IsEmpty() bool
}