package p2p

// SpeedTest Runs a speed test and does updates IP tables accordingly
func (ip *IpAddresses)SpeedTest() error{

	//temp variable to store elements IP addresses and other information
	// of IP addresses that are pingable
	var ActiveIP IpAddresses
    
	// Index to remove from struct
	for _, value := range ip.IpAddress {

		var err error
		//if len(ip.IpAddress) == 1 {
		//	i = 0
		//}

		// Ping Test
		err = value.PingTest()

		if err != nil {
			continue
		}

		//Upload Speed Test
		//err = value.UploadSpeed()
		//if err != nil {
		//	return err
		//}
		//
		//err = value.DownloadSpeed()
		//if err != nil {
		//	return err
		//}

		//Set value to the list

		ActiveIP.IpAddress = append(ActiveIP.IpAddress, value)

	}

	ip.IpAddress = ActiveIP.IpAddress

	err := ip.WriteIpTable()
	if err != nil {
		return err
	}

	return nil
}

// SpeedTestUpdatedIPTable Called when ip tables from httpclient/server is also passed on
func (ip *IpAddresses)SpeedTestUpdatedIPTable() error{
	targets, err := ReadIpTable()
	if err != nil {
		return err
	}

	// To ensure struct has no duplicates IP addresses
	//DoNotRead := targets

    // Appends all IP addresses
	for i, _ := range targets.IpAddress {

		// To ensure that there are no duplicate IP addresses
		//Exists := false
		//for k := range ip.IpAddress {
		//	// Checks if both the IPV4 addresses are the same or the IPV6 address is not
		//	// an empty string and IPV6 address are the same
		//	if ip.IpAddress[k].Ipv4 == targets.IpAddress[i].Ipv4 || (targets.IpAddress[i].Ipv6 != "" && ip.IpAddress[k].Ipv6 == targets.IpAddress[i].Ipv6) {
		//		Exists = true
		//		break
		//	}
		//}
		//
		//// If the struct exists then continues
		//if Exists {
		//	continue
		//}

		ip.IpAddress = append(ip.IpAddress, targets.IpAddress[i])
	}

	err = ip.SpeedTest()

	if err != nil {
		return err
	}

	return nil
}

// LocalSpeedTestIpTable Runs speed test in iptables locally only
func LocalSpeedTestIpTable() error {
	targets, err := ReadIpTable()
	if err != nil {
		return err
	}

	err = targets.SpeedTest()
	if err != nil {
		return err
	}

	return nil
}


// Helper function to remove element from an array of a struct
//func remove(s []IpAddress, i int) []IpAddress {
//	s[len(s)-1], s[i] = s[i], s[len(s)-1]
//	return s[:len(s)-1]
//}