package main

import (
	"log"
	"net/http"
	"os"
	"time"

	"github.com/jmhodges/hover"
	"golang.org/x/net/context"
)

func main() {
	ctx, _ := context.WithTimeout(context.Background(), 1*time.Second)
	cook, err := hover.Login(ctx, http.DefaultClient, os.Getenv("HOVER_USERNAME"), os.Getenv("HOVER_PASSWORD"))
	if err != nil {
		log.Fatalf("unable to login to Hover (be sure to set HOVER_USERNAME and HOVER_PASSWORD env vars): %s", err)
	}

	hc := hover.NewClient(http.DefaultClient, cook)
	ctx, _ = context.WithTimeout(context.Background(), 1*time.Second)
	doms, err := hc.DNS(ctx)
	if err != nil {
		log.Fatalf("unable to get DNS information for logged-in hover user: %s", err)
	}
	domain := "example.com"
	var example *hover.DNSDomain
	for _, d := range doms {
		if d.DomainName == domain {
			example = d
			break
		}
	}
	if example == nil {
		log.Fatalf("unable to find domain %#v in logged-in user's domains", domain)
	}

	ctx, _ = context.WithTimeout(context.Background(), 1*time.Second)
	ndr := &hover.NewDNSRecord{
		Type:    hover.TXT,
		Name:    "_acme-challenge.example.com",
		Content: "coolstuff",
		TTL:     900 * time.Second,
	}
	err = hc.AddDNSRecord(ctx, example.ID, ndr)
	if err != nil {
		log.Fatalf("unable to add DNS record to %s: %s", domain, err)
	}
}