var UserSchema = new mongoose.Schema({
    username: {
        type: String,
        index: true
    },
    password: {
        type: String
    },
    email: {
        type: String
    },
    name: {
        type: String
    },
    profileimage: {
        type: String
    },
    uposts: [{ type: Schema.Types.ObjectId, ref: 'Post'}]
});

var User = module.exports = mongoose.model('User', UserSchema);

var PostSchema = new mongoose.Schema({
    _id: mongoose.Schema.Types.ObjectId,
    postimage: {
        type: String
    },
    author: {
            type: Schema.Types.ObjectId,
            ref: "User"
        // username: String
    },

});

var Post = module.exports = mongoose.model('Post', PostSchema);

router.post('/add', upload.single('postimage'), (req, res, next) => {
    if(req.file) {
        console.log('Uploading File..');
        var postimage = req.file.filename;
        } else {
        console.log('No File Uploaded');
        var postimage = 'noimage.jpg';
    }

    var newPost = new Post({
        postimage: postimage
      });

      Post.createPost(newPost, (err, post) => {
        if(err) throw err;
         console.log(post);
      });

  req.flash('success', 'Successfully Created Posts');

  res.location('/');
  res.redirect('/');

router.get('/view', ensureAuthenticated,  (req, res, next) => {
    // res.render('viewpost', { user: req.user });
    Post.find({_id: {$ne: req.user._id}}, (err, posts) => {
        if(err) {
          console.log(err);
        } else {
          res.render('viewpost', {currentUser: req.user, posts: posts});
        }
    });
});