package gondole

import (

	"errors"

	"fmt"

	"github.com/sendgrid/rest"

)

const (

	// GondoleVersion contains the version of the Gondole implementation

	GondoleVersion = "0.0"

	defaultInstanceURL = "https://mastodon.social"

	apiVersion         = "v1" // That is not overridable

	defaultAPIPath     = "/api/" + apiVersion

	// NoRedirect is the URI for no redirection in the App registration

	NoRedirect = "urn:ietf:wg:oauth:2.0:oob"

)

// Error codes

var (

	ErrAlreadyRegistered = errors.New("app already registered")

	ErrEntityNotFound    = errors.New("entity not found")

	ErrInvalidParameter  = errors.New("incorrect parameter")

	ErrInvalidID         = errors.New("incorrect entity ID")

)

// prepareRequest insert all pre-defined stuff

func (g *Client) prepareRequest(what string) (req rest.Request) {

	var endPoint string

	endPoint = g.APIBase + "/" + what

	// Add at least one option, the APIkey if present

	hdrs := make(map[string]string)

	opts := make(map[string]string)

	// Insert our sig

	hdrs["User-Agent"] = fmt.Sprintf("Gondole/%s", GondoleVersion)

	if g.userToken != nil {

	}

	req = rest.Request{

		BaseURL:     endPoint,

		Headers:     hdrs,

		QueryParams: opts,

	}

	return

}