From 7b4b42534f5ecb79a99835e55472f4c9710d4435 Mon Sep 17 00:00:00 2001
From: sepro <sebastian.proost@gmail.com>
Date: Tue, 19 Sep 2017 14:16:54 +0200
Subject: [PATCH] added check for number of neighbors in network on sequence
 pages

---
 planet/models/expression/networks.py | 6 ++++++
 planet/templates/sequence.html       | 6 +++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/planet/models/expression/networks.py b/planet/models/expression/networks.py
index 3b22829..f293902 100644
--- a/planet/models/expression/networks.py
+++ b/planet/models/expression/networks.py
@@ -269,6 +269,12 @@ def __init__(self, probe, sequence_id, network, method_id):
         self.network = network
         self.method_id = method_id
 
+    @property
+    def neighbors_count(self):
+        data = json.loads(self.network)
+
+        return len(data)
+
     @property
     def neighbors_table(self):
         data = json.loads(self.network)
diff --git a/planet/templates/sequence.html b/planet/templates/sequence.html
index 38dca68..9e79f3a 100644
--- a/planet/templates/sequence.html
+++ b/planet/templates/sequence.html
@@ -121,7 +121,11 @@ <h3 class="banner-blue" id="coexpression_networks">Co-expression Networks</h3>
                 <tr>
                     <td><abbr title="Click to show help" href="{{ url_for('help.help_topic', topic='neighborhood') }}" data-target="#helpModal">Neighborhood</abbr></td>
                     <td>{{ network.method.description }}: <strong>{{ network.probe }}</strong></td>
-                    <td>{{ na.neighborhood_actions(network.id) }}</td>
+                    {% if network.neighbors_count > 0 %}
+                        <td>{{ na.neighborhood_actions(network.id) }}</td>
+                    {% else %}
+                    <td><span class="text-muted"><em>No neighbors in network</em></span></td>
+                    {% endif %}
                 </tr>
                 {% endfor %}
                 {% for cluster in coexpression_clusters %}