我想实现graphql查询来检查是否登录。 第一部分与我们在护照文档和youtube / github教程上看到的内容相似:
I:简介(如果有人知道您的全部意思,您可以跳到问题部分):
modules / auth.js
const GoogleStrategy = require('passport-google-oauth20').Strategy
const passport = require('passport');
const User = require('../models/user');
passport.serializeUser((user, done) => {
done(null, user.id)
})
passport.deserializeUser((id, done) => {
User.findById(id, (err, user) => done(err, user))
})
passport.use(
new GoogleStrategy(
{
clientID: process.env.GOOGLE_CLIENT_ID,
clientSecret: process.env.GOOGLE_CLIENT_SECRET,
callbackURL: '/auth/google/callback',
},
async (accessToken, refreshToken, profile, done) => {
const newUser = {
googleId: profile.id,
displayName: profile.displayName,
firstName: profile.name.givenName,
lastName: profile.name.familyName,
image: profile.photos[0].value,
}
try {
let user = await User.findOne({ googleId: profile.id })
if (user) {
done(null, user)
} else {
user = await User.create(newUser)
done(null, user)
}
} catch (err) {
console.error(err)
}
}
)
)
server.js(简介部分):
const express = require('express');
const cors = require('cors');
const path = require('path');
const mongoose = require('mongoose');
require('dotenv').config();
const passport = require('passport');
require('./modules/auth');
const cookieSession = require('cookie-session');
// #6 Initialize an Express application
const app = express();
app.use(cors());
app.use(cookieSession({
name: 'session',
keys: ['key1', 'key2']
}))
app.use(passport.initialize());
app.use(passport.session());
app.get('/auth/google', passport.authenticate('google', { scope: ['profile','email'] }));
app.get('/auth/google/callback', passport.authenticate('google', {
successRedirect: 'http://localhost:4000/graphql',
failureRedirect: 'http://localhost:4000/graphql',
}));
II:问题
server.js(有效,但graphql无效)
// Auth middleware that checks if the user is logged in
const isLoggedIn = (req, res, next) => {
if (req.user) {
next();
} else {
res.sendStatus(401);
}
}
app.get('/good', isLoggedIn, (req, res) => res.send(`Welcome mr ${req.user}!`));
server.js(我尝试过的):
const server = new ApolloServer({
typeDefs: typeDefs,
resolvers: resolvers,
// context: ({ req, res }) => ({ req, res })
context: ({ req }) => ({
getUser: () => req.user,
logout: () => req.logout(),
})
});
server.applyMiddleware({ app });
resolver.js:
Query: {
users: () => User.find({}),
currentUser: (parent, args, context) => context.getUser()
},
有人知道怎么做吗?