var express = require('express')
var router = express.Router()

const DB = require("./../mongoDB.js");
const Post = require("./../def/post.js");

const getUserId = function(req){
    const user_sid = req.cookies.user_sid || req.query.user_sid || req.body.user_sid;
    return user_sid
}

DB.getDB.then((DB)=>{

    router.get("/", async (req, res) => {
        let posts = await DB.getPosts();
        return res.json(posts)
    });

    router.get("/new", async (req, res) => {
        let post = {
            userid: getUserId(req),
            content: req.query.content
        }
        let postObj = new Post(post);
        let dbr = await DB.newPost(postObj)
        post = postObj.toObj();
        post._id = dbr.insertedId;
        return res.json({
            status: "ok",
            ...post
        })
    });

    router.get("/newComment", async (req, res) => {
        let userid = getUserId(req);
        let postid = req.query.postid;
        let content = req.query.content;
        let comment = {
            userid: userid,
            content: content,
            createdAt: new Date(),
            lastUpdated: new Date(),
            reactions: {}
        }
        console.log("comment", postid, comment);
        r = await DB.newComment(postid, comment);
        console.log(r)
        return res.json({
            status: "ok"
        })
    });

    router.get("/react", async (req, res) => {
        let userid = getUserId(req);
        let postid = req.query.postid;
        let reaction = {
            type: "like",
            createdAt: new Date()
        };
        console.log("reaction". postid, reaction);
        r = await DB.newReaction(postid, userid, reaction);
        console.log(r);
        return res.json({
            status: "ok"
        });
    })

    router.get("/unreact", async (req, res) => {
        let userid = getUserId(req);
        let postid = req.query.postid;
        r = await DB.removeReaction(postid, userid);
        console.log(r)
        return res.json({
            status: "ok"
        })
    });

    router.get("/comment/react", async (req, res) => {
        let userid = getUserId(req);
        let postid = req.query.postid;
        let commentDate = new Date(req.query.commentDate);
        let reaction = {
            type: "like",
            createdAt: new Date()
        };
        console.log(req.query)
        console.log("comment reaction", postid, commentDate, reaction);
        r = await DB.newCommentReaction(postid, commentDate, userid, reaction);
        console.log(r)
        return res.json({
            status: "ok"
        })
    });

});

module.exports = router