Update ticket lastresponse in post_response()

Addesses issue #14

scripts/wk/osticket.py

@@ -198,6 +198,7 @@ class osTicket(): # pylint: disable=invalid-name
 
   def post_response(self, response, color='Normal'):
     """Post a reply to a ticket in osTicket."""
+    cur_date_time = time.strftime('%Y-%m-%d %H:%M:%S')
     lines = []
     test_station = get_test_station_name()
     self._connect(silent=True)
@@ -227,7 +228,7 @@ class osTicket(): # pylint: disable=invalid-name
       f"  '{STAFF['ID']}',"
       f"  '{STAFF['Name']}',"
       f"  '{response}',"
-      f"  '{time.strftime('%Y-%m-%d %H:%M:%S')}',"
+      f"  '{cur_date_time}',"
       f"  '{RESPONSE_COLOR_CODES.get(color, 'Normal')}'"
       f");"
       )
@@ -238,6 +239,17 @@ class osTicket(): # pylint: disable=invalid-name
     except mariadb.errors.Error:
       self.errors = True
 
+    # Update ticket last repsonse field
+    sql_cmd = (
+      f"UPDATE `{SQL['DB']}`.`{TABLE_TICKET}`"
+      f"SET `lastresponse` = '{cur_date_time}' "
+      f"WHERE `{TABLE_TICKET}`.`ticket_id` = {self.ticket_id};"
+      )
+    try:
+      self.db_cursor.execute(sql_cmd)
+    except mariadb.errors.Error:
+      self.errors = True
+
     # Done
     self._disconnect()