package daemon

import (
	"src.dualinventive.com/go/devsim/repository"
	"src.dualinventive.com/go/devsim/simulator"
)

// TemplateTracker tracks template usage
type TemplateTracker struct {
	template repository.Template
	usage    int
}

// Increment template use
func (t *TemplateTracker) Increment() {
	t.usage++
	if t.usage == 1 {
		// TODO make it concurent safe and maybe in go routine?
		// nolint
		_ = t.template.Create()
	}
}

// Decrement template use
func (t *TemplateTracker) Decrement() {
	t.usage--
	if t.usage == 0 {
		// TODO make it concurent safe and maybe in go routine?
		// nolint
		_ = t.template.Destroy()
	}
}

// Usage of template
func (t *TemplateTracker) Usage() int {
	return t.usage
}

// Info of TemplateTracker
func (t *TemplateTracker) Info() simulator.Info {
	return t.template
}