From ef674061deb2342472f8aeb2e4e602e006caeb2e Mon Sep 17 00:00:00 2001
From: Oliver Walters <oliver.henry.walters@gmail.com>
Date: Thu, 29 Aug 2019 15:50:48 +1000
Subject: [PATCH] Part category collapse is persistent

---
 InvenTree/part/templates/part/category.html | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/InvenTree/part/templates/part/category.html b/InvenTree/part/templates/part/category.html
index 343d7a8c40..6a076ef8ca 100644
--- a/InvenTree/part/templates/part/category.html
+++ b/InvenTree/part/templates/part/category.html
@@ -36,9 +36,9 @@
 </div>
 
 {% if category and category.children.all|length > 0 %}
-{% include "part/subcategories.html" with children=category.children.all collapse_id="children"%}
+{% include "part/subcategories.html" with children=category.children.all collapse_id="categories" %}
 {% elif children|length > 0 %}
-{% include "part/subcategories.html" with children=children %}
+{% include "part/subcategories.html" with children=children collapse_id="categories" %}
 {% endif %}
 <hr>
 
@@ -65,6 +65,18 @@
 {% block js_ready %}
 {{ block.super }}
 
+    if (sessionStorage.getItem("inventree-show-part-categories")) {
+        $("#collapse-item-categories").collapse('show');
+    }
+
+    $("#collapse-item-categories").on('shown.bs.collapse', function() {
+        sessionStorage.setItem('inventree-show-part-categories', 1);
+    });
+    
+    $("#collapse-item-categories").on('hidden.bs.collapse', function() {
+        sessionStorage.removeItem('inventree-show-part-categories');
+    });
+
     $("#cat-create").click(function() {
         launchModalForm(
                         "{% url 'category-create' %}",