package common

import (
	"encoding/base64"
	"net/http"

	"github.com/go-webauthn/webauthn/protocol"
	"github.com/labstack/echo/v4"
	"github.com/onsonr/sonr/pkg/common/types"
)

var (
	ErrInvalidCredentials = echo.NewHTTPError(http.StatusUnauthorized, "Invalid credentials")
	ErrInvalidSubject     = echo.NewHTTPError(http.StatusBadRequest, "Invalid subject")
	ErrInvalidUser        = echo.NewHTTPError(http.StatusBadRequest, "Invalid user")

	ErrUserAlreadyExists = echo.NewHTTPError(http.StatusConflict, "User already exists")
	ErrUserNotFound      = echo.NewHTTPError(http.StatusNotFound, "User not found")
)

type SessionCtx interface {
	ID() string

	LoginOptions(credentials []CredDescriptor) *LoginOptions
	RegisterOptions(subject string) *RegisterOptions

	GetData() *types.Session
}

type (
	CredDescriptor  = protocol.CredentialDescriptor
	LoginOptions    = protocol.PublicKeyCredentialRequestOptions
	RegisterOptions = protocol.PublicKeyCredentialCreationOptions
)

type BrowserName string

const (
	BrowserNameUnknown  BrowserName = " Not A;Brand"
	BrowserNameChromium BrowserName = "Chromium"
)

func (n BrowserName) String() string {
	return string(n)
}

type PeerRole string

const (
	RoleUnknown PeerRole = "none"
	RoleHway    PeerRole = "hway"
	RoleMotr    PeerRole = "motr"
)

func (r PeerRole) Is(role PeerRole) bool {
	return r == role
}

func (r PeerRole) String() string {
	return string(r)
}

func Base64Encode(data []byte) string {
	return base64.RawURLEncoding.EncodeToString(data)
}

func Base64Decode(data string) ([]byte, error) {
	return base64.RawURLEncoding.DecodeString(data)
}