fathom/count/screens.go

49 lines
1.2 KiB
Go

package count
import (
"github.com/dannyvankooten/ana/db"
)
// Screens returns a point slice containing screen data per size
func Screens(before int64, after int64, limit int) []Point {
// TODO: Calculate total instead of requiring it as a parameter.
stmt, err := db.Conn.Prepare(`
SELECT
t.value,
SUM(t.count_unique) AS count
FROM total_screens t
WHERE UNIX_TIMESTAMP(t.date) <= ? AND UNIX_TIMESTAMP(t.date) >= ?
GROUP BY t.value
ORDER BY count DESC
LIMIT ?`)
checkError(err)
defer stmt.Close()
rows, err := stmt.Query(before, after, limit)
checkError(err)
total := Visitors(before, after)
return newPointSlice(rows, total)
}
// CreateScreenArchives aggregates screen data into daily totals
func CreateScreenArchives() {
rows := queryTotalRows(`
SELECT
v.screen_resolution,
COUNT(*) AS count,
COUNT(DISTINCT(pv.visitor_id)) AS count_unique,
DATE_FORMAT(pv.timestamp, "%Y-%m-%d") AS date_group
FROM pageviews pv
LEFT JOIN visitors v ON v.id = pv.visitor_id
WHERE NOT EXISTS(
SELECT t.id
FROM total_screens t
WHERE t.date = DATE_FORMAT(pv.timestamp, "%Y-%m-%d")
)
GROUP BY date_group, v.screen_resolution`)
processTotalRows(rows, "total_screens")
}