package config

// HostConfig defines a recoverable host
type HostConfig struct {
	Name      string   // Short name (proton, elektron, etc.)
	FQDN      string   // Full domain name
	DNSZone   string   // DNS zone for A/AAAA records
	Services  []string // Docker services to restore
	BackupDir string   // Subdirectory in backup source
}

// KnownHosts contains all configured hosts
var KnownHosts = map[string]HostConfig{
	"proton": {
		Name:      "proton",
		FQDN:      "proton.obr.sh",
		DNSZone:   "obr.sh",
		Services:  []string{"gitea", "traefik", "portainer"},
		BackupDir: "proton",
	},
	"photon": {
		Name:      "photon",
		FQDN:      "photon.obnh.io",
		DNSZone:   "obnh.io",
		Services:  []string{"gitea", "nginx"},
		BackupDir: "photon",
	},
	"elektron": {
		Name:      "elektron",
		FQDN:      "elektron.obr.sh",
		DNSZone:   "obr.sh",
		Services:  []string{"gitea", "dns", "monitoring"},
		BackupDir: "elektron",
	},
	"fry": {
		Name:      "fry",
		FQDN:      "fry.obr.sh",
		DNSZone:   "obr.sh",
		Services:  []string{"mastodon", "gitea", "traefik"},
		BackupDir: "fry",
	},
}

// GetHost returns host config by name
func GetHost(name string) (*HostConfig, bool) {
	h, ok := KnownHosts[name]
	if !ok {
		return nil, false
	}
	return &h, true
}

// ListHosts returns all known host names
func ListHosts() []string {
	hosts := make([]string, 0, len(KnownHosts))
	for name := range KnownHosts {
		hosts = append(hosts, name)
	}
	return hosts
}