/
instrumenting.go
36 lines (29 loc) · 1.11 KB
/
instrumenting.go
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package handling
import (
"github.com/VolodymyrPobochii/go-mod-work/internal/cargo"
"github.com/VolodymyrPobochii/go-mod-work/internal/location"
"github.com/VolodymyrPobochii/go-mod-work/internal/voyage"
"time"
"github.com/go-kit/kit/metrics"
)
type instrumentingService struct {
requestCount metrics.Counter
requestLatency metrics.Histogram
Service
}
// NewInstrumentingService returns an instance of an instrumenting Service.
func NewInstrumentingService(counter metrics.Counter, latency metrics.Histogram, s Service) Service {
return &instrumentingService{
requestCount: counter,
requestLatency: latency,
Service: s,
}
}
func (s *instrumentingService) RegisterHandlingEvent(completed time.Time, id cargo.TrackingID, voyageNumber voyage.Number,
loc location.UNLocode, eventType cargo.HandlingEventType) error {
defer func(begin time.Time) {
s.requestCount.With("method", "register_incident").Add(1)
s.requestLatency.With("method", "register_incident").Observe(time.Since(begin).Seconds())
}(time.Now())
return s.Service.RegisterHandlingEvent(completed, id, voyageNumber, loc, eventType)
}