package query

import (
	"context"

	"forge.cadoles.com/wpetit/hydra-passwordless/internal/config"
	"forge.cadoles.com/wpetit/hydra-passwordless/internal/token"
	"github.com/pkg/errors"
	"gitlab.com/wpetit/goweb/cqrs"
	"gitlab.com/wpetit/goweb/middleware/container"
)

type VerifyUserRequest struct {
	Token string
}

type VerifyUserData struct {
	Email     string
	Challenge string
}

func HandleVerifyUserRequest(ctx context.Context, qry cqrs.Query) (interface{}, error) {
	req, ok := qry.Request().(*VerifyUserRequest)
	if !ok {
		return nil, cqrs.ErrUnexpectedRequest
	}

	ctn := container.Must(ctx)
	conf := config.Must(ctn)

	email, challenge, err := token.Verify(
		conf.HTTP.TokenSigningKey,
		conf.HTTP.TokenEncryptionKey,
		req.Token,
	)

	if err != nil {
		return nil, errors.Wrap(err, "could not verify token")
	}

	data := &VerifyUserData{
		Email:     email,
		Challenge: challenge,
	}

	return data, nil
}