인프런 커뮤니티 질문&답변

3번재 사진이 안올라갔네요 만약 deserializeUser 이 부분 include를 말씀하시는거면 넣었는데도 재시작해도 오류가 뜨네요ㅜㅜㅜ

routes/user.js

const express = require("express");
const router = express.Router();
const { isLoggedIn } = require("../middlewares");
const { follow, followOut, like, likeC } = require("../controllers/user");


router.post("/:id/follow", isLoggedIn, follow);
router.delete("/:id/followOut", isLoggedIn, followOut);
router.post("/:postId/like", isLoggedIn, like);
module.exports = router;

controllers/user.js

const User = require("../models/user");
const Post = require("../models/post");


exports.follow = async (req, res, next) => {
    try {
        const user = await User.findOne({ where: { id: req.user.id } });
        if (user) {
            user.addFollowings(parseInt(req.params.id, 10));
            res.send("success");
        } else {
            res.status(404).send("no user");
        }
    } catch (error) {
        console.error(error);
        next(error);
    }
};


exports.followOut = async (req, res, next) => {
    try {
        const user = await User.findOne({ where: { id: req.user.id } });
        if (user) {
            user.removeFollowings(parseInt(req.params.id, 10));
            res.send("success");
        } else {
            res.status(404).send("no user");
        }
        console.log(User);
    } catch (error) {
        console.error(error);
        next(error);
    }
};


exports.like = async (req, res, next) => {
    try {
        const user = await User.findOne({
            where: { id: req.user.id },
            include: { model: Post },
        });
        if (user) {
            user.addLikings(parseInt(req.params.postId, 10));
            
            res.send("success");
        } else {
            res.status(404).send("no user");
        }
    } catch (error) {
        console.error(error);
        next(error);
    }
};


exports.likeC = (req, res, next) => {};

/passport/index.js

const passport = require("passport");
const local = require("./localStrategy");
const kakao = require("./kakaoStrategy");
const User = require("../models/user");
const Post = require("../models/post");


module.exports = () => {

    passport.serializeUser((user, done) => {

        done(null, user.id); 
    });

    passport.deserializeUser((id, done) => {
       
        User.findOne({
            where: { id },
            include: [
              
                {
                    model: User, //팔로잉
                    attributes: ["id", "nick"],
                    as: "Followers",
                },
                {
                    model: User, //팔로워
                    attributes: ["id", "nick"],
                    as: "Followings",
                },
                {
                    model: User, //좋아요
                    attributes: ["id", "nick"],
                    as: "Likings",
                },
            ],
        })
            .then((user) => done(null, user)) 
            .catch((err) => done(err));
    });

    local();
    kakao();
};

models/post.js

static associate(db) {
        db.Post.belongsTo(db.User);
        db.Post.belongsToMany(db.HashTag, { through: "PostHashtag" });
        //좋아요 한 사람
        db.Post.belongsToMany(db.User, {
            foreignKey: "likePostList",
            as: "Likeds",
            through: "likeList",
        });
    }
}

models/user.js

    static associate(db) {
        db.User.hasMany(db.Post);
        db.User.belongsToMany(db.User, {
            //팔로워
            foreignKey: "followingId",
            as: "Followers", 
            through: "Follow",
        });


        db.User.belongsToMany(db.User, {
            //팔로잉
            foreignKey: "follwersId",
            as: "Followings",
            through: "Follow", //db.sequelize.models.Follow로 접근 가능
        });


        db.User.belongsToMany(db.Post, {
            //좋아요 한 게시글 리스트
            foreignKey: "likeIdList",
            as: "Likings",
            through: "likeList",
        });
    }

혹시 몰라서 코드 남깁니다....

User랑 Post간에 Likings여야하는데 User랑 User에 Likings 하셨습니다

어이쿠,,감사합니다.

이런 질문 하나하나 다 답변 달아주셔서 고생하십니다 감사합니다