[bugzillarest] Add field with the last comment date

This commit adds the field 'last_comment_date' to
the enriched indices.

Signed-off-by: Santiago Dueñas <[email protected]>

grimoire_elk/enriched/bugzillarest.py

@@ -136,6 +136,7 @@ def get_rich_item(self, item):
 
         # Add extra JSON fields used in Kibana (enriched fields)
         eitem['comments'] = 0
+        eitem['last_comment_date'] = None
         eitem['number_of_comments'] = 0
         eitem['time_to_last_update_days'] = None
         eitem['time_to_first_attention'] = None
@@ -146,8 +147,18 @@ def get_rich_item(self, item):
 
         if 'long_desc' in issue:
             eitem['number_of_comments'] = len(issue['long_desc'])
+
         if 'comments' in issue:
             eitem['comments'] = len(issue['comments'])
+
+            last_comment_date = None
+
+            if eitem['comments'] > 1:
+                last_comment_date = str_to_datetime(issue['comments'][-1]['time'])
+                last_comment_date = last_comment_date.isoformat()
+
+            eitem['last_comment_date'] = last_comment_date
+
         eitem['url'] = item['origin'] + "/show_bug.cgi?id=" + str(issue['id'])
         eitem['time_to_last_update_days'] = \
             get_time_diff_days(eitem['creation_ts'], eitem['delta_ts'])

releases/unreleased/new-reponse-times-on-bugzilla-items.yml

@@ -0,0 +1,15 @@
+---
+title: New reponse times on bugzilla items
+category: added
+author: Santiago Dueñas <[email protected]>
+issue: null
+notes: >
+  The Bugzilla enriched items include two new
+  fields to track response times on these type
+  of repositories.
+  The field `time_to_first_attention` is the
+  the time expressed in days between the ticket
+  creation and the first comment from a contributor
+  different from the author creating the bug.
+  The field `last_comment_date` is the date of
+  the last comment posted in the bug.

tests/test_bugzillarest.py

@@ -103,6 +103,26 @@ def test_time_to_first_attention(self):
             eitem = enrich_backend.get_rich_item(self.items[index])
             self.assertEqual(eitem['time_to_first_attention'], expected[index])
 
+    def test_last_comment_date(self):
+        """Test whether last_comment_date is added to the enriched item"""
+
+        self._test_raw_to_enrich()
+        enrich_backend = self.connectors[self.connector][2]()
+
+        expected = [
+            "2016-07-27T07:35:45+00:00",
+            "2016-07-27T10:00:54+00:00",
+            "2016-07-27T10:02:00+00:00",
+            "2016-07-27T10:02:14+00:00",
+            "2016-06-07T00:01:29+00:00",
+            None,
+            None
+        ]
+
+        for index in range(0, len(self.items)):
+            eitem = enrich_backend.get_rich_item(self.items[index])
+            self.assertEqual(eitem['last_comment_date'], expected[index])
+
     def test_raw_to_enrich_sorting_hat(self):
         """Test enrich with SortingHat"""