package common

import (
	"net"
	"sync"
	"time"
)

type InterfaceMode byte
type InterfaceType byte

type PacketCallback = func([]byte, interface{})

// NetworkInterface combines both low-level and high-level interface requirements
type NetworkInterface interface {
	// Low-level network operations
	Start() error
	Stop() error
	Send(data []byte, address string) error
	Receive() ([]byte, string, error)
	GetType() InterfaceType
	GetMode() InterfaceMode
	GetMTU() int
	
	// High-level packet operations
	ProcessIncoming([]byte)
	ProcessOutgoing([]byte) error
	SendPathRequest([]byte) error
	SendLinkPacket([]byte, []byte, time.Time) error
	Detach()
	SetPacketCallback(PacketCallback)
	
	// Additional required fields
	GetName() string
	GetConn() net.Conn
	IsEnabled() bool
}

// BaseInterface provides common implementation
type BaseInterface struct {
	Name     string
	Mode     InterfaceMode
	Type     InterfaceType
	
	Online   bool
	Detached bool
	
	IN       bool
	OUT      bool
	
	MTU      int
	Bitrate  int64
	
	TxBytes  uint64
	RxBytes  uint64
	
	Mutex    sync.RWMutex
	Owner    interface{}
	PacketCallback PacketCallback
}