Initial fork commit.

Signed-off-by: Pavel Kirilin <s3riussan@gmail.com>

cronjob/delStatsJob.go

@@ -0,0 +1,26 @@
+package cronjob
+
+import (
+	"github.com/alireza0/s-ui/logger"
+	"github.com/alireza0/s-ui/service"
+)
+
+type DelStatsJob struct {
+	service.StatsService
+	trafficAge int
+}
+
+func NewDelStatsJob(ta int) *DelStatsJob {
+	return &DelStatsJob{
+		trafficAge: ta,
+	}
+}
+
+func (s *DelStatsJob) Run() {
+	err := s.StatsService.DelOldStats(s.trafficAge)
+	if err != nil {
+		logger.Warning("Deleting old statistics failed: ", err)
+		return
+	}
+	logger.Debug("Stats older than ", s.trafficAge, " days were deleted")
+}