Action.js

import axios from "axios";
export const addTodo = item => async dispatch => {
  const res = await axios.post("http://localhost:5000/addTodo", item);
  dispatch({ type: "ADD_TODO", payload: "res" });
};

route.js

//Basic Routes
const passport = require("passport");
const GoogleStrategy = require("passport-google-oauth20").Strategy;
const mongoose = require("mongoose");
const UserSchema = mongoose.model("UserSchema");
module.exports = app => {
  app.get("/", (req, res) => {
    res.send("Hello World");
  });

  app.post("/addTodo", (req, res) => {
    console.log(req.user);
    // UserSchema.findOne({ _id: req.session.passport.user }, function(err, res) {
    //   res.todos.push({ name: req.body.todo, isCompleted: false });
    //   res.save((err, value) => {});
    // });
    res.send("Add todo");
  });
};

//Auth Roiutes

const passport = require("passport");
const GoogleStrategy = require("passport-google-oauth20").Strategy;
module.exports = app => {
  app.get(
    "/auth/google",
    passport.authenticate("google", { scope: ["profile", "email"] })
  );

  app.get(
    "/auth/google/callback",
    passport.authenticate("google", { failureRedirect: "/login" }),
    function(req, res) {
      res.redirect("/");
    }
  );
};