package utils

import (
	"errors"
	"git.openprivacy.ca/openprivacy/connectivity"
	"git.openprivacy.ca/openprivacy/log"
	"net"
)

// ErrorACN is a stub ACN handler used when no other valid ACN can be found. This is a critical error and as such
// this is only used when the only course of action is to close Cwtch and fix the underlying discovery problem...
type ErrorACN struct {

}

func (e ErrorACN) GetBootstrapStatus() (int, string) {
	return -1, "could not find tor"
}

func (e ErrorACN) WaitTillBootstrapped() {
	// instant
}

func (e ErrorACN) SetStatusCallback(callback func(int, string)) {
	callback(-1, "could not find tor please restart cwtch with an active Tor in path")
}

func (e ErrorACN) Restart() {
	// does nothing
	log.Errorf("Called Restart() on ErrorACN, which does nothing")
}

func (e ErrorACN) Open(hostname string) (net.Conn, string, error) {
	return nil,"", errors.New("could not find tor")
}

func (e ErrorACN) Listen(identity connectivity.PrivateKey, port int) (connectivity.ListenService, error) {
	return nil, errors.New("could not find tor")
}

func (e ErrorACN) GetPID() (int, error) {
	return 0, errors.New("could not find tor")
}

func (e ErrorACN) GetVersion() string {
	return "could not find tor"
}

func (e ErrorACN) Close() {
	// does nothing
}