package service

import (
	"fmt"
	"rition-probe/client"
	"time"
)

func (s *Service) Run() {
	ticker := time.NewTicker(s.config.ReportInterval)
	defer ticker.Stop()

	for range ticker.C {
		s.Report()
	}
}

func (s *Service) Report() {
	dataItems := make([]client.DataItem, 0)
	nowTime := time.Now()
	now := nowTime.UnixMilli()

	// cpu
	_5minCPULoad := s.prevCpuLoadData
	if nowTime.Sub(s.prevCpuLoadDataCollectTime).Minutes() >= 5 {
		_5minCPULoad = s.probe.CurrentCPUTotalPercent()
	}
	dataItems = append(dataItems, client.DataItem{
		Metric:    "node_load5",
		Value:     _5minCPULoad,
		Timestamp: now,
	})

	sysUptime := s.probe.HostUptime()
	dataItems = append(dataItems, client.DataItem{
		Metric:    "node_cpu_seconds_total",
		Value:     sysUptime,
		Timestamp: now,
	})

	// mem
	memTotal, memUsed, memBuffers, memCached := s.probe.RamUsage()
	dataItems = append(dataItems, client.DataItem{
		Metric: "node_memory_MemTotal_bytes", Value: memTotal, Timestamp: now,
	}, client.DataItem{
		Metric: "node_memory_MemFree_bytes", Value: memTotal - memUsed, Timestamp: now,
	}, client.DataItem{
		Metric: "node_memory_Buffers_bytes", Value: memBuffers, Timestamp: now,
	}, client.DataItem{
		Metric: "node_memory_Cached_bytes", Value: memCached, Timestamp: now,
	})

	// disk
	usageStat, diskIoCount := s.probe.DiskStatus(s.config.MonitorDiskMountPoint, s.config.MonitorDiskDevice)
	dataItems = append(dataItems, client.DataItem{
		Metric: "node_filesystem_avail_bytes", Value: usageStat.Free, Timestamp: now,
	}, client.DataItem{
		Metric: "node_filesystem_size_bytes", Value: usageStat.Total, Timestamp: now,
	}, client.DataItem{
		Metric: "node_filesystem_free_bytes", Value: usageStat.Free, Timestamp: now,
	}, client.DataItem{
		Metric: "node_disk_read_bytes_total", Value: diskIoCount.ReadBytes, Timestamp: now,
	}, client.DataItem{
		Metric: "node_disk_written_bytes_total", Value: diskIoCount.WriteBytes, Timestamp: now,
	}, client.DataItem{
		Metric: "node_disk_reads_completed_total", Value: diskIoCount.MergedWriteCount, Timestamp: now,
	}, client.DataItem{
		Metric: "node_disk_writes_completed_total", Value: diskIoCount.MergedWriteCount, Timestamp: now,
	})

	// network
	networkIoCount, conns := s.probe.GetNetworkCounterOne(s.config.MonitorNetworkInterface)
	dataItems = append(dataItems, client.DataItem{
		Metric: "node_network_receive_bytes_total", Value: networkIoCount.BytesRecv, Timestamp: now,
	}, client.DataItem{
		Metric: "node_network_transmit_bytes_total", Value: networkIoCount.BytesSent, Timestamp: now,
	}, client.DataItem{
		Metric: "node_network_receive_packets_total", Value: networkIoCount.PacketsRecv, Timestamp: now,
	}, client.DataItem{
		Metric: "node_network_transmit_packets_total", Value: networkIoCount.PacketsSent, Timestamp: now,
	}, client.DataItem{
		Metric: "node_network_receive_drop_total", Value: networkIoCount.Dropin, Timestamp: now,
	}, client.DataItem{
		Metric: "node_network_transmit_drop_total", Value: networkIoCount.Dropout, Timestamp: now,
	})

	estabCnt, twCnt := 0, 0
	for _, conn := range conns {
		switch conn.Status {
		case "ESTABLISHED":
			estabCnt++
		case "TIME_WAIT":
			twCnt++
		}
	}
	dataItems = append(dataItems, client.DataItem{
		Metric: "node_netstat_Tcp_CurrEstab", Value: estabCnt, Timestamp: now,
	}, client.DataItem{
		Metric: "node_netstat_Tcp_tw", Value: twCnt, Timestamp: now,
	})

	_, err := s.client.Report(dataItems)
	if err != nil {
		fmt.Println("err: ", err.Error())
	}
}