package statistics

import (
	"context"
	"time"

	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/log"
)

type Statistics struct {
	AllCount   *uint64
	ModuleName string
	PrintArgs  string
	SleepTime  uint64
}

func (s *Statistics) output() {
	var intervalCount uint64
	t := time.NewTicker(time.Duration(s.SleepTime) * time.Second)
	defer t.Stop()
	var sum uint64
	var timeIntervalNum uint64
	for {
		sum = *s.AllCount
		select {
		case <-t.C:
		}
		if *s.AllCount-sum <= 0 {
			intervalCount = 0
		} else {
			intervalCount = *s.AllCount - sum
		}
		timeIntervalNum++
		log.ZWarn(context.Background(), " system stat ", nil, "args", s.PrintArgs, "intervalCount", intervalCount, "total:", *s.AllCount, "intervalNum", timeIntervalNum, "avg", (*s.AllCount)/(timeIntervalNum)/s.SleepTime)
	}
}

func NewStatistics(allCount *uint64, moduleName, printArgs string, sleepTime int) *Statistics {
	p := &Statistics{AllCount: allCount, ModuleName: moduleName, SleepTime: uint64(sleepTime), PrintArgs: printArgs}
	go p.output()
	return p
}