package asahttp

import (
	"errors"
	"fmt"

	"github.rackspace.com/gorax/clients/coreAPI"
)

const asaPort = 8443
const asaContextPort = 443

type ASAHttp struct {
	user     string
	password string
	baseUrl  string
}

func NewASA(d *coreAPI.DeviceInfo, user, pass string, forcePublic bool) (*ASAHttp, error) {
	if d == nil {
		return nil, errors.New("CoreAPI DeviceInfo cannot be nil.")
	}
	ip := d.PrimaryIP
	if d.DracIP != "" && !forcePublic {
		ip = d.DracIP
	}
	if ip == "" {
		return nil, fmt.Errorf("Unable to find an IP address for %v", d.ID)
	}
	return newASA(ip, user, pass, d.Context)
}

// newASA function will return a ASAHttp type initialized with the required
// values needed to make subsequent ASA Post/Get commands.
func newASA(ip, user, password string, context bool) (*ASAHttp, error) {
	port := asaPort
	if context {
		port = asaContextPort
	}
	asa := &ASAHttp{
		user:     user,
		password: password,
		baseUrl:  fmt.Sprintf("https://%s:%d/exec/", ip, port),
	}
	//if err := asa.TestConnection(ip, port); err != nil {
	//	return nil, fmt.Errorf("Upsteam connection to %v failed. Cannot connect to HTTPS port 8443 or 443", ip)
	//}
	return asa, nil
}