fruitstand
Version:
62 lines • 2.06 kB
JavaScript
var mongoose = require('mongoose'),
CommentThread = mongoose.model('CommentThread'),
Reply = mongoose.model('Reply');
exports.getComment = function(req, res) {
CommentThread.findOne({ _id: req.query.commentId })
.exec(function(err, comment) {
if (!comment){
res.json(404, {msg: 'CommentThread Not Found.'});
} else {
res.json(comment);
}
});
};
exports.addComment = function(req, res) {
CommentThread.findOne({ _id: req.body.rootCommentId })
.exec(function(err, commentThread) {
if (!commentThread){
res.json(404, {msg: 'CommentThread Not Found.'});
} else {
var newComment = Reply(req.body.newComment);
newComment.username = generateRandomUsername();
addComment(req, res, commentThread, commentThread,
req.body.parentCommentId, newComment);
}
});
};
function addComment(req, res, commentThread, currentComment,
parentId, newComment){
if (commentThread.id == parentId){
commentThread.replies.push(newComment);
updateCommentThread(req, res, commentThread);
} else {
for(var i=0; i< currentComment.replies.length; i++){
var c = currentComment.replies[i];
if (c._id == parentId){
c.replies.push(newComment);
var replyThread = commentThread.replies.toObject();
updateCommentThread(req, res, commentThread);
break;
} else {
addComment(req, res, commentThread, c,
parentId, newComment);
}
}
}
};
function updateCommentThread(req, res, commentThread){
CommentThread.update({ _id: commentThread.id },
{$set:{replies:commentThread.replies}})
.exec(function(err, savedComment){
if (err){
res.json(404, {msg: 'Failed to update CommentThread.'});
} else {
res.json({msg: "success"});
}
});
}
function generateRandomUsername(){
//typically the username would come from an authenticated session
var users=['DaNae', 'Brad', 'Brendan', 'Caleb', 'Aedan', 'Taeg'];
return users[Math.floor((Math.random()*5))];
}