package gondole

import (

	"encoding/json"

	"fmt"

	"github.com/sendgrid/rest"

)

type UserToken struct {

}

	if username == "" {

		return fmt.Errorf("missing username")

	}

	if password == "" {

		return fmt.Errorf("missing password")

	}

	hdrs := make(map[string]string)

	opts := make(map[string]string)

	hdrs["User-Agent"] = "Gondole/" + GondoleVersion

	opts["grant_type"] = "password"

	opts["client_id"] = g.ID

	opts["client_secret"] = g.Secret

	opts["username"] = username

	opts["password"] = password

	req := rest.Request{

		BaseURL:     g.InstanceURL + "/oauth/token",

		Headers:     hdrs,

		QueryParams: opts,

		Method:      rest.Post,

	}

	r, err := rest.API(req)

	if err != nil {

		return err

	}

	var resp UserToken

	err = json.Unmarshal([]byte(r.Body), &resp)

	if err != nil {

		return err

	}

	g.userToken = &resp

	return nil

}