//go:build !darwin

package daemon

import "fmt"

// TunManager is a stub for non-macOS platforms.
type TunManager struct{}

// NewTunManager returns an error on non-macOS platforms.
func NewTunManager(tun2socksPath string, proxyURL string, debug bool) *TunManager {
	return &TunManager{}
}

// Start returns an error on non-macOS platforms.
func (t *TunManager) Start() error {
	return fmt.Errorf("tun manager is only available on macOS")
}

// Stop returns an error on non-macOS platforms.
func (t *TunManager) Stop() error {
	return fmt.Errorf("tun manager is only available on macOS")
}

// TunDevice returns an empty string on non-macOS platforms.
func (t *TunManager) TunDevice() string {
	return ""
}

// LoadPFRules returns an error on non-macOS platforms.
func (t *TunManager) LoadPFRules(sandboxUser string) error {
	return fmt.Errorf("pf rules are only available on macOS")
}

// UnloadPFRules returns an error on non-macOS platforms.
func (t *TunManager) UnloadPFRules() error {
	return fmt.Errorf("pf rules are only available on macOS")
}