package routing

import (
	"context"
	"net"

	"github.com/qdm12/golibs/command"
	"github.com/qdm12/golibs/files"
	"github.com/qdm12/golibs/logging"
)

type Routing interface {
	AddRouteVia(ctx context.Context, subnet net.IPNet, defaultGateway net.IP, defaultInterface string) error
	DeleteRouteVia(ctx context.Context, subnet net.IPNet) (err error)
	DefaultRoute() (defaultInterface string, defaultGateway net.IP, err error)
	LocalSubnet() (defaultSubnet net.IPNet, err error)
	VPNGatewayIP(defaultInterface string) (ip net.IP, err error)
	SetDebug()
}

type routing struct {
	commander   command.Commander
	logger      logging.Logger
	fileManager files.FileManager
	debug       bool
}

// NewConfigurator creates a new Configurator instance
func NewRouting(logger logging.Logger, fileManager files.FileManager) Routing {
	return &routing{
		commander:   command.NewCommander(),
		logger:      logger.WithPrefix("routing: "),
		fileManager: fileManager,
	}
}

func (c *routing) SetDebug() {
	c.debug = true
}