package app

import transportcfg "selective-vpn-api/app/transportcfg"

type transportSystemdBackend struct{}

type transportSystemdServiceTuning = transportcfg.SystemdServiceTuning

type transportSystemdHardening = transportcfg.SystemdHardening

func validSystemdUnitName(unit string) bool {
	return transportcfg.ValidSystemdUnitName(unit)
}

func transportSystemdUnitPath(unit string) string {
	return transportcfg.SystemdUnitPath(transportSystemdUnitsDir, unit)
}

func transportSystemdUnitOwnedByClient(path, clientID string) (bool, error) {
	return transportcfg.SystemdUnitOwnedByClient(path, clientID)
}

func writeTransportSystemdUnitFile(unit string, content string) error {
	return transportcfg.WriteSystemdUnitFile(transportSystemdUnitsDir, unit, content)
}

func renderTransportSystemdUnit(
	client TransportClient,
	unit string,
	execStart string,
	requiresSSH bool,
	sshUnit string,
	tuning transportSystemdServiceTuning,
	hardening transportSystemdHardening,
) string {
	return transportcfg.RenderSystemdUnit(
		transportCfgClient(client),
		stateDir,
		unit,
		execStart,
		requiresSSH,
		sshUnit,
		transportcfg.SystemdServiceTuning(tuning),
		transportcfg.SystemdHardening(hardening),
		shellQuoteArg,
	)
}

func renderTransportSSHOverlayUnit(
	client TransportClient,
	unit string,
	execStart string,
	tuning transportSystemdServiceTuning,
	hardening transportSystemdHardening,
) string {
	return transportcfg.RenderSSHOverlayUnit(
		transportCfgClient(client),
		stateDir,
		unit,
		execStart,
		transportcfg.SystemdServiceTuning(tuning),
		transportcfg.SystemdHardening(hardening),
		shellQuoteArg,
	)
}

func transportSystemdServiceTuningFromConfig(cfg map[string]any, prefix string) transportSystemdServiceTuning {
	return transportcfg.SystemdServiceTuningFromConfig(cfg, prefix, transportConfigInt)
}

func transportSystemdHardeningFromConfig(cfg map[string]any, prefix string) transportSystemdHardening {
	return transportcfg.SystemdHardeningFromConfig(cfg, prefix)
}

func transportConfigHasKey(cfg map[string]any, key string) bool {
	return transportcfg.ConfigHasKey(cfg, key)
}