From 9d85757e512b0cf7b3a8915060f2bf2126210584 Mon Sep 17 00:00:00 2001
From: Matt Huntington <matt.huntington@gmail.com>
Date: Tue, 22 Nov 2016 23:30:12 +0100
Subject: [PATCH] deleting article removes from all authors

---
 controllers/articles.js | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/controllers/articles.js b/controllers/articles.js
index a4f0b2d..4a10a90 100644
--- a/controllers/articles.js
+++ b/controllers/articles.js
@@ -1,6 +1,7 @@
 var express = require('express');
 var router = express.Router();
 var Article = require('../models/articles.js');
+var Author = require('../models/authors.js');
 
 router.get('/', function(req, res){
 	Article.find({}, function(err, foundArticles){
@@ -29,8 +30,14 @@ router.get('/:id', function(req,res){
 });
 
 router.delete('/:id', function(req, res){
-	Article.findByIdAndRemove(req.params.id, function(){
-		res.redirect('/articles');
+	Author.find({'articles._id':req.params.id}, function(err, foundAuthors){
+		for(var i = 0; i < foundAuthors.length; i++){
+			foundAuthors[i].articles.id(req.params.id).remove();
+			foundAuthors[i].save();
+		}
+		Article.findByIdAndRemove(req.params.id, function(){
+			res.redirect('/articles');
+		})
 	});
 });