package esx

import (
	"fmt"
	"path"
)

var DefaultSlugs = map[string]Slug{
	"ubuntu-lunar-1gb-1cpu": {
		Image:      "ubuntu-lunar",
		CpuCount:   1,
		MemoryMB:   1024,
		DiskSizeGB: 16,
	},
}

var DefaultHostProperties = HostProperties{
	SlugSource:       "/vmfs/volumes/datastore1/slugs",
	DefaultDatastore: "datastore1",
	DefaultNetwork:   "LAN",
	Slugs:            DefaultSlugs,
}

type Slug struct {
	Id          string
	Image       string
	Description string
	CpuCount    uint
	MemoryMB    uint
	DiskSizeGB  uint
	Cost        uint
}

type HostProperties struct {
	Slugs            map[string]Slug
	SlugSource       string
	DefaultDatastore string
	DefaultNetwork   string
}

func (hp *HostProperties) GetSlug(name string) (*Slug, error) {
	if slug, ok := hp.Slugs[name]; ok {
		return &slug, nil
	}
	return nil, fmt.Errorf("not found")
}

func (hp *HostProperties) GetPathToSlug(slug Slug) string {
	slugFilename := fmt.Sprintf("%s.cloudimg.amd64.vmdk", slug.Image)
	return path.Join(hp.SlugSource, slugFilename)
}

func (hp *HostProperties) GetPathToVM(name string) string {
	return path.Join("/vmfs/volumes/", hp.DefaultDatastore, name)
}

func (hp *HostProperties) GetPathToVMDisk(name string) string {
	diskName := fmt.Sprintf("%s.vmdk", name)
	return path.Join("/vmfs/volumes/", hp.DefaultDatastore, name, diskName)
}

func (hp *HostProperties) GetPathToVMConfig(name string) string {
	configName := fmt.Sprintf("%s.vmx", name)
	return path.Join("/vmfs/volumes/", hp.DefaultDatastore, name, configName)
}