Coursera/post.js at master · BukkalaPraneeth/Coursera · GitHub

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const express = require('express')
const router = express.Router()
const mongoose = require('mongoose')
const requiredLogin=require("../middlewares/requirelogin")
const Post = mongoose.model("Post")

router.get('/allposts',requiredLogin,(req,res)=>{
    Post.find()
    .populate("postedBy","_id name pic")
    .populate("comments.postedBy","_id name")
    .sort('-createdAt')
    .then(posts=>{
        res.json({posts})
    })
    .catch(err=>{
        console.log(err)
    })
})
router.get('/getsubposts',requiredLogin,(req,res)=>{
    Post.find({postedBy:{$in:req.user.following}})
    .populate("postedBy","_id name pic")
    .populate("comments.postedBy","_id name")
    .sort('-createdAt')
    .then(posts=>{
        res.json({posts})
    })
    .catch(err=>{
        console.log(err)
    })
})

router.post('/createpost',requiredLogin,(req,res)=>{
    const {title,body,pic} = req.body
    if(!title||!body||!pic){
        return res.status(422).json({error:"Add all fields!"})
    }
    console.log(req.body)
    req.user.password = undefined
    const post = new Post({
        title,
        body,
        photo:pic,
        postedBy:req.user

    })
    post.save().then(result=>{
        console.log(result)
        res.json({post:result})
    })
    .catch(err=>{
        console.log(err)
    })
})

router.get('/myposts',requiredLogin,(req,res)=>{
    Post.find({postedBy:req.user._id})
    .populate("postedBy","_id name")
    .then(mypost=>{
        res.json({mypost})
    }).catch(err=>{
        console.log(err)
    })
})

router.put('/like',requiredLogin,(req,res)=>{
    Post.findByIdAndUpdate(req.body.postid,{
        $push:{likes:req.user._id}
    },{
        new:true
    }).populate("comments.postedBy","_id name")
    .populate("postedBy","_id name pic").exec((err,result)=>{
        if(err){
            return res.status(422).json({error:err})
        }else{
            res.json(result)
        }
    })
})

router.put('/unlike',requiredLogin,(req,res)=>{
    Post.findByIdAndUpdate(req.body.postid,{
        $pull:{likes:req.user._id}
    },{
        new:true
    }).populate("comments.postedBy","_id name")
    .populate("postedBy","_id name pic").exec((err,result)=>{
        if(err){
            return res.status(422).json({error:err})
        }else{
            res.json(result)
        }
    })
})

router.put('/comments',requiredLogin,(req,res)=>{
    const comment = {
        text:req.body.text,
        postedBy:req.user._id
    }
    console.log(comment)
    Post.findByIdAndUpdate(req.body.postid,{
        $push:{comments:comment}
    },{
        new:true
    })
    .populate("comments.postedBy","_id name")
    .populate("postedBy","_id name pic")
    .exec((err,result)=>{
        if(err){
            return res.status(422).json({error:err})
        }else{
            res.json(result)
        }
    })
})

router.delete('/deletepost/:postId',requiredLogin,(req,res)=>{
    Post.findOne({_id:req.params.postId})
    .populate("postedBy","_id")
    .exec((err,post)=>{
        if(err|| !post){
            return res.status(422).json({error:err})
        }
        if(post.postedBy._id.toString() === req.user._id.toString()){
            post.remove()
            .then(result=>{
                res.json(result)
            })
            .catch (err=>{
                console.log(err)
            })
        }
    })
})


module.exports = router