From e61becaeb9bfadda0f5ee68c0715edfbba8aef05 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=9A=D1=83=D1=88=D1=82=D0=B0=D0=BD=D0=BE=D0=B2=20=D0=A0?=
 =?UTF-8?q?=D1=83=D1=81=D0=BB=D0=B0=D0=BD=20=D0=9A=D0=B0=D0=BC=D0=B8=D0=BB?=
 =?UTF-8?q?=D0=B5=D0=B2=D0=B8=D1=87?= <kushtush@mail.ru>
Date: Mon, 24 Dec 2018 01:17:37 +0300
Subject: [PATCH] filter available pages

---
 src/routes/pages.js | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/routes/pages.js b/src/routes/pages.js
index 62a788c..c4a3df7 100644
--- a/src/routes/pages.js
+++ b/src/routes/pages.js
@@ -24,6 +24,18 @@ router.get('/page/edit/:id', async (req, res, next) => {
     let page = await Pages.get(pageId);
     let pagesAvailable = await Pages.getAll();
 
+    (function childrenRemove(parent) {
+      pagesAvailable.forEach((item, index) => {
+        if (item !== null && item._parent === parent) {
+          pagesAvailable[index] = null;
+          childrenRemove(item._id);
+          return false;
+        }
+        return true;
+      });
+    })(page._id);
+    pagesAvailable = pagesAvailable.filter((item) => item !== null);
+
     res.render('pages/form', {
       pagesAvailable,
       page