IamWalkingGod

var mongoose = require('mongoose');
var Schema = mongoose.Schema;
require('./util');
var commentsSchema = new Schema({
user_name: {type: String},
comment: {type: String},
date_created : {type: Date, default: new Date()},
up_votes: {type: Number, default : 0},
down_votes: {type: Number, default : 0}
});
module.exports = mongoose.model('Comment',
commentsSchema);


/************** IF YOU SHARE THIS WITH ANYBODY ELSE THERE WILL BE MURDER ********************************/

var express = require('express');
var router = express.Router();
var Comment = require('../models/comments');
var validator = require('validator');


/**** validation function   ****/
        function validateString(str)
        {
            for(var i = 0; i < str.length; i++)
            {
                var letter = str[i];
                if (letter.match(/[a-zA-Z0-9_\s]/)) {
                    continue;
                }
                if (!letter.match(/[a-zA-Z0-9_\s]/)) {
                    return false;
                }
            }
            return true;
        }


/* GET home page. */
router.get('/', function(req, res, next) {
    res.render('index', { title: "Seosamh's Api Testing" });
});
var comment_delete;
/***********    DELETE comments existing already in db ********/
comment_delete = function (req, res) {
    Comment.findByIdAndRemove(req.params.id, function (err) {
        if (err) return next(err);
        res.send('Deleted successfully!');
    })
};


router.delete('/:id/deleteComment',  comment_delete)

/********	UPDATE comments existing already in db 	*******/
var updateComment;
updateComment = function(req, res, next)
{

if( !validateString(req.body.comment) ) {
res.send('Prohibited Chars in comment');
}
else{
    Comment.findByIdAndUpdate(req.params.id, {$set: req.body},
        function (err, comment) {
            if (err) return next(err);
            res.send('Comment Updated.');
        }); }
};

router.put('/:id/updatecomment', updateComment);

/*************************************/

/**** GET comments from the database *********/
/**
 * Retrieves comments from the database
 */
router.get('/getComments'
    , function(req,
               res, next)
    {
        Comment.find({}, function (err, comments)
        {
            if (err) res.send(err);
            res.json(comments);
        }).sort([ ["date_created", -1] ]).limit(10);
    });

/**
 * Adds comments to our database
 */
router.post('/addComment', function(req, res, next) {
// Extract the request body which contains the comments
if(!validateString(req.body.user_name) || !validateString(req.body.comment))
{
res.send("ERROR! YOU CANNOT PLACE THESE CHARACTERS INTO THE DATABASE");
}

    comment = new Comment(req.body);
    comment.save(function (err, savedComment) {
        if (err)
            throw err;
        res.json({
            "id": savedComment._id,
            "comment": savedComment.comment,

        });
    });
});


module.exports = router;