@toruslabs/customauth/dist/lib.cjs/handlers/FacebookHandler.js

CustomAuth login with torus to get user private key

'use strict';

var _defineProperty = require('@babel/runtime/helpers/defineProperty');
var httpHelpers = require('@toruslabs/http-helpers');
var deepmerge = require('deepmerge');
var AbstractLoginHandler = require('./AbstractLoginHandler.js');

class FacebookHandler extends AbstractLoginHandler {
  constructor(params) {
    super(params);
    _defineProperty(this, "RESPONSE_TYPE", "token");
    _defineProperty(this, "SCOPE", "public_profile email");
    this.setFinalUrl();
  }
  setFinalUrl() {
    const finalUrl = new URL("https://www.facebook.com/v20.0/dialog/oauth");
    const clonedParams = JSON.parse(JSON.stringify(this.params.jwtParams || {}));
    const finalJwtParams = deepmerge({
      state: this.state,
      response_type: this.RESPONSE_TYPE,
      client_id: this.params.clientId,
      redirect_uri: this.params.redirect_uri,
      scope: this.SCOPE
    }, clonedParams);
    Object.keys(finalJwtParams).forEach(key => {
      const localKey = key;
      if (finalJwtParams[localKey]) finalUrl.searchParams.append(localKey, finalJwtParams[localKey]);
    });
    this.finalURL = finalUrl;
  }
  async getUserInfo(params) {
    const {
      accessToken
    } = params;
    const userInfo = await httpHelpers.get("https://graph.facebook.com/me?fields=name,email,picture.type(large)", {
      headers: {
        Authorization: `Bearer ${accessToken}`
      }
    });
    const {
      name = "",
      id,
      picture,
      email = ""
    } = userInfo;
    return {
      email,
      name,
      profileImage: picture.data.url || "",
      authConnectionId: this.params.authConnectionId,
      authConnection: this.params.authConnection,
      groupedAuthConnectionId: this.params.groupedAuthConnectionId,
      userId: id
    };
  }
}

module.exports = FacebookHandler;