fathom/pkg/models/page_stats.go

42 lines
989 B
Go

package models
import (
"time"
)
type PageStats struct {
Hostname string `db:"hostname"`
Pathname string `db:"pathname"`
Pageviews int64 `db:"pageviews"`
Visitors int64 `db:"visitors"`
Entries int64 `db:"entries"`
BounceRate float64 `db:"bounce_rate"`
AvgDuration float64 `db:"avg_duration"`
KnownDurations int64 `db:"known_durations"`
Date time.Time `db:"date" json:",omitempty"`
}
func (s *PageStats) HandlePageview(p *Pageview) {
s.Pageviews += 1
if p.IsUnique {
s.Visitors += 1
}
if p.Duration > 0.00 {
s.KnownDurations += 1
s.AvgDuration = s.AvgDuration + ((float64(p.Duration) - s.AvgDuration) * 1 / float64(s.KnownDurations))
}
if p.IsNewSession {
s.Entries += 1
if p.IsBounce {
s.BounceRate = ((float64(s.Entries-1) * s.BounceRate) + 1.00) / (float64(s.Entries))
} else {
s.BounceRate = ((float64(s.Entries-1) * s.BounceRate) + 0.00) / (float64(s.Entries))
}
}
}