Add Template name to response and filter by year

The template name should be returned for the response and the user will
pick a year, so ths adds those two features to the
notifications/templates_usage/monthly endpoint and added some tests to
test the functionality.

tests/app/dao/test_services_dao.py

@@ -1054,14 +1054,14 @@ def test_dao_fetch_monthly_historical_usage_by_template_for_service_no_stats_tod
     template_two = create_sample_template(notify_db, notify_db_session, template_name='2')
 
     n = notification_history(created_at=datetime(2017, 10, 1), sample_template=template_one)
-    notification_history(created_at=datetime(2016, 4, 1), sample_template=template_two)
-    notification_history(created_at=datetime(2016, 4, 1), sample_template=template_two)
+    notification_history(created_at=datetime(2017, 4, 1), sample_template=template_two)
+    notification_history(created_at=datetime(2017, 4, 1), sample_template=template_two)
     notification_history(created_at=datetime.now(), sample_template=template_two)
 
     daily_stats_template_usage_by_month()
 
     result = sorted(
-        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id),
+        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id, 2017),
         key=lambda x: (x.month, x.year)
     )
 
@@ -1069,7 +1069,7 @@ def test_dao_fetch_monthly_historical_usage_by_template_for_service_no_stats_tod
 
     assert result[0].template_id == template_two.id
     assert result[0].month == 4
-    assert result[0].year == 2016
+    assert result[0].year == 2017
     assert result[0].count == 2
 
     assert result[1].template_id == template_one.id
@@ -1107,7 +1107,7 @@ def test_dao_fetch_monthly_historical_usage_by_template_for_service_add_to_histo
     daily_stats_template_usage_by_month()
 
     result = sorted(
-        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id),
+        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id, 2017),
         key=lambda x: (x.month, x.year)
     )
 
@@ -1139,7 +1139,7 @@ def test_dao_fetch_monthly_historical_usage_by_template_for_service_add_to_histo
     )
 
     result = sorted(
-        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id),
+        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id, 2017),
         key=lambda x: (x.month, x.year)
     )
 
@@ -1190,7 +1190,7 @@ def test_dao_fetch_monthly_historical_usage_by_template_for_service_does_add_old
     daily_stats_template_usage_by_month()
 
     result = sorted(
-        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id),
+        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id, 2017),
         key=lambda x: (x.month, x.year)
     )
 
@@ -1215,7 +1215,78 @@ def test_dao_fetch_monthly_historical_usage_by_template_for_service_does_add_old
     )
 
     result = sorted(
-        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id),
+        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id, 2017),
+        key=lambda x: (x.month, x.year)
+    )
+
+    assert len(result) == 2
+
+
+@freeze_time("2017-11-10 11:09:00.000000")
+def test_dao_fetch_monthly_historical_usage_by_template_for_service_get_this_year_only(
+        notify_db,
+        notify_db_session,
+        sample_service
+):
+    notification_history = functools.partial(
+        create_notification_history,
+        notify_db,
+        notify_db_session,
+        status='delivered'
+    )
+
+    template_one = create_sample_template(notify_db, notify_db_session, template_name='1')
+    template_two = create_sample_template(notify_db, notify_db_session, template_name='2')
+    template_three = create_sample_template(notify_db, notify_db_session, template_name='3')
+
+    date = datetime.now()
+    day = date.day
+    month = date.month
+    year = date.year
+
+    n = notification_history(created_at=datetime(2016, 9, 1), sample_template=template_one)
+    notification_history(created_at=datetime(year, month, day) - timedelta(days=1), sample_template=template_two)
+    notification_history(created_at=datetime(year, month, day) - timedelta(days=1), sample_template=template_two)
+
+    daily_stats_template_usage_by_month()
+
+    result = sorted(
+        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id, 2017),
+        key=lambda x: (x.month, x.year)
+    )
+
+    assert len(result) == 1
+
+    assert result[0].template_id == template_two.id
+    assert result[0].month == 11
+    assert result[0].year == 2017
+    assert result[0].count == 2
+
+    create_notification(
+        notify_db,
+        notify_db_session,
+        service=sample_service,
+        template=template_three,
+        created_at=datetime.utcnow() - timedelta(days=2)
+    )
+
+    result = sorted(
+        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id, 2017),
+        key=lambda x: (x.month, x.year)
+    )
+
+    assert len(result) == 1
+
+    create_notification(
+        notify_db,
+        notify_db_session,
+        service=sample_service,
+        template=template_three,
+        created_at=datetime.utcnow()
+    )
+
+    result = sorted(
+        dao_fetch_monthly_historical_usage_by_template_for_service(n.service_id, 2017),
         key=lambda x: (x.month, x.year)
     )