package systemd

import "github.com/warkanum/unitdore/config"

// Backend is the systemd implementation of the init interface.
type Backend struct{}

func (Backend) Name() string { return "systemd" }

func (Backend) ServiceName(u config.Unit, prefix, suffix string) string {
	return ServiceName(u, prefix, suffix)
}

func (Backend) UnitPath(u config.Unit, prefix, suffix string) (string, error) {
	return UnitPath(u, prefix, suffix)
}

func (Backend) Generate(u config.Unit, prefix, suffix string) (string, error) {
	return Generate(u, prefix, suffix)
}

func (Backend) Install(u config.Unit, prefix, suffix string) error { return Install(u, prefix, suffix) }
func (Backend) Uninstall(u config.Unit, prefix, suffix string) error {
	return Uninstall(u, prefix, suffix)
}
func (Backend) Enable(u config.Unit, prefix, suffix string) error  { return Enable(u, prefix, suffix) }
func (Backend) Disable(u config.Unit, prefix, suffix string) error { return Disable(u, prefix, suffix) }
func (Backend) Start(u config.Unit, prefix, suffix string) error   { return Start(u, prefix, suffix) }
func (Backend) Stop(u config.Unit, prefix, suffix string) error    { return Stop(u, prefix, suffix) }
func (Backend) Status(u config.Unit, prefix, suffix string) string { return Status(u, prefix, suffix) }

func (Backend) IsInstalled(u config.Unit, prefix, suffix string) bool {
	return IsInstalled(u, prefix, suffix)
}

// SupportsLinger reports that user units need loginctl linger to start at boot.
func (Backend) SupportsLinger() bool { return true }