From b919418fb5fe0d38fda0252ebced79f97dbb32ce Mon Sep 17 00:00:00 2001
From: Oliver Walters <oliver.henry.walters@gmail.com>
Date: Sun, 26 Mar 2017 10:29:51 +1100
Subject: [PATCH] Added a categorylist page

Displays list of all top-level part categories
---
 InvenTree/part/models.py                        | 6 +++---
 InvenTree/part/templates/part/category.html     | 1 +
 InvenTree/part/templates/part/categorylist.html | 8 ++++++++
 InvenTree/part/urls.py                          | 5 ++++-
 InvenTree/part/views.py                         | 7 +++++++
 5 files changed, 23 insertions(+), 4 deletions(-)
 create mode 100644 InvenTree/part/templates/part/categorylist.html

diff --git a/InvenTree/part/models.py b/InvenTree/part/models.py
index c65fe7500e..fa7ae48968 100644
--- a/InvenTree/part/models.py
+++ b/InvenTree/part/models.py
@@ -16,10 +16,10 @@ class PartCategory(models.Model):
     # Return the parent path of this category
     @property
     def path(self):
-        parent_path = []
-        
         if self.parent:
-            parent_path = self.parent.path + [self.parent]
+            return self.parent.path + [self.parent]
+        else:
+            return []
         
         return parent_path
         
diff --git a/InvenTree/part/templates/part/category.html b/InvenTree/part/templates/part/category.html
index 481073fb6a..70d4bd6246 100644
--- a/InvenTree/part/templates/part/category.html
+++ b/InvenTree/part/templates/part/category.html
@@ -1,4 +1,5 @@
 {# Construct the category path #}
+<a href="../">Category</a>/
 {% for path_item in category.path %}
 <a href="../{{ path_item.pk }}">{{ path_item.name }}</a>/
 {% endfor %}
diff --git a/InvenTree/part/templates/part/categorylist.html b/InvenTree/part/templates/part/categorylist.html
new file mode 100644
index 0000000000..c4c62ba58b
--- /dev/null
+++ b/InvenTree/part/templates/part/categorylist.html
@@ -0,0 +1,8 @@
+Top Level Part Categories:
+
+{% for category in categories %}
+
+<br>
+<a href="./{{ category.pk }}">{{ category.name }}<a/>
+
+{% endfor %}
\ No newline at end of file
diff --git a/InvenTree/part/urls.py b/InvenTree/part/urls.py
index 8223b87b5d..8102058781 100644
--- a/InvenTree/part/urls.py
+++ b/InvenTree/part/urls.py
@@ -6,7 +6,10 @@ urlpatterns = [
     # Display part detail
     url(r'^(?P<part_id>[0-9]+)/$', views.partdetail, name='detail'),
     
-    # Display a part category
+    # Display a list of top-level categories
+    url(r'^category/$', views.categorylist, name='categorylist'),
+    
+    # Display a single part category
     url(r'^category/(?P<category_id>[0-9]+)/$', views.category, name='category'),
     url(r'^$', views.index, name='index')
 ]
\ No newline at end of file
diff --git a/InvenTree/part/views.py b/InvenTree/part/views.py
index 7e11750500..c3371a4fac 100644
--- a/InvenTree/part/views.py
+++ b/InvenTree/part/views.py
@@ -13,6 +13,13 @@ def partdetail(request, part_id):
     return render(request, 'part/detail.html',
                   {'part': part})
 
+def categorylist(request):
+    categories = PartCategory.objects.filter(parent = None)
+    
+    return render(request, 'part/categorylist.html',
+                  {'categories': categories
+                  })
+
 def category(request, category_id):
     
     # Find the category