package vehicle

import (
	"strings"
	"time"

	"github.com/evcc-io/evcc/api"
	"github.com/evcc-io/evcc/util"
	"github.com/evcc-io/evcc/vehicle/saic"
)

// MG is an api.Vehicle implementation for probably all SAIC cars
type MG struct {
	*embed
	*saic.Provider // provides the api implementations
}

func init() {
	registry.Add("mg", NewMGFromConfig)
}

// NewBMWFromConfig creates a new vehicle
func NewMGFromConfig(other map[string]any) (api.Vehicle, error) {
	cc := struct {
		embed               `mapstructure:",squash"`
		User, Password, VIN string
		Region              string
		Cache               time.Duration
	}{
		Region: "EU",
		Cache:  interval,
	}

	if err := util.DecodeOther(other, &cc); err != nil {
		return nil, err
	}

	if cc.User == "" || cc.Password == "" {
		return nil, api.ErrMissingCredentials
	}

	var baseUrl string
	switch strings.ToUpper(cc.Region) {
	case "AU":
		baseUrl = saic.RegionAU
	default:
		baseUrl = saic.RegionEU
	}

	log := util.NewLogger("mg").Redact(cc.User, cc.Password, cc.VIN)
	identity := saic.NewIdentity(log, cc.User, cc.Password, baseUrl)

	if err := identity.Login(); err != nil {
		return nil, err
	}

	api := saic.NewAPI(log, identity)

	v := &MG{
		embed:    &cc.embed,
		Provider: saic.NewProvider(api, cc.VIN, cc.Cache),
	}

	return v, nil
}