package aws

import (
	"errors"

	"git.trj.tw/golang/go-ddns-svc/module/config"
	"github.com/aws/aws-sdk-go/aws"
	"github.com/aws/aws-sdk-go/aws/credentials"
	"github.com/aws/aws-sdk-go/aws/session"
	"github.com/aws/aws-sdk-go/service/route53"
)

// AWSClient -
type AWSClient struct {
	Session *session.Session
	Config  *aws.Config
	R53     *route53.Route53
}

var client *AWSClient

// Error messages
var (
	ErrNoClient = errors.New("client not init")
)

// NewAWS -
func NewAWS() error {
	conf := config.GetConfig()
	awsConf := &aws.Config{}
	awsConf.Region = aws.String("us-east-1")
	var sess *session.Session

	if conf.AWS.SharedConfig {
		if len(conf.AWS.SharedName) == 0 {
			return errors.New("aws shared config name empty")
		}
		awsConf.Credentials = credentials.NewSharedCredentials("", conf.AWS.SharedName)
	} else {
		awsConf.Credentials = credentials.NewStaticCredentials(conf.AWS.AccessKey, conf.AWS.SecretKey, "")
	}
	sess = session.New(awsConf)

	client = &AWSClient{}
	client.Session = sess
	client.Config = awsConf
	client.R53 = route53.New(client.Session)

	return nil
}

// ZoneData -
type ZoneData struct {
	ID   *string
	Name string
}

// QueryDomain -
func QueryDomain() (*ZoneData, error) {

	return nil, nil
}