google_login.ts

import { Request, Response } from "express";
import { successResponse } from "../../Helpers/Responses/successResponse";
import { ApiConfig } from "../../Configs/Api.Config";
import { errorResponse } from "../../Helpers/Responses";
const { OAuth2Client } = require("google-auth-library");
const { google } = require("googleapis");


export default async function googleLogin(request: Request, response: Response) {
  console.log(ApiConfig.THIRD_PARTY_LOGIN_API.GOOGLE.SCOPES);
  const code = request.query.code;
  const KEYS = require("../../Configs/" + ApiConfig.THIRD_PARTY_LOGIN_API.GOOGLE.KEY);
  const CLIENT_SECRET = KEYS.web.client_secret;
  const CLIENT_ID = KEYS.web.client_id;
  const REDIRECT_URIS = KEYS.web.redirect_uris[1];

  const oAuth2Client = new OAuth2Client(
    CLIENT_ID,
    CLIENT_SECRET,
    REDIRECT_URIS
  );

  if (!code) {
    const authorizeUrl = oAuth2Client.generateAuthUrl({
      access_type: "online",
      scope: ApiConfig.THIRD_PARTY_LOGIN_API.GOOGLE.SCOPES,
    });
    // const theResponse = successResponse({
    //   isRedirect: true, 
    //   url: authorizeUrl
    // }, "success redirect");
    response.redirect(authorizeUrl);
  } else {
    async function main() {
      oAuth2Client.getToken(code, async (err, toekenResponse) => {
        if (!err) {
          oAuth2Client.setCredentials(toekenResponse);
          const data = await getGoogleData(oAuth2Client);
          return response.json(data);
        } else {
          console.log(err);
        }
      });
    }
    main().catch(console.error);
  }
}


async function getGoogleData(auth): Promise<object> {
  const service = google.people({ version: "v1", auth });
  return new Promise((resolve, reject) => {
    service.people.get({
      resourceName: "people/me",
      personFields: ["names", "emailAddresses", "photos", "birthdays", "genders"],
    }, (err, res) => {
      if (err) {
        console.log(err);
        reject(errorResponse(err, "error happpend"));
      }
      resolve(successResponse(res.data, "success"));
    });
  });
}