Merge pull request #1390 from alphagov/rc-monthly-template-usage-endpoint

Added new endpoint to get the new template stats

app/service/rest.py

@@ -31,23 +31,25 @@ from app.dao.service_sms_sender_dao import (
     update_existing_sms_sender_with_inbound_number
 )
 from app.dao.services_dao import (
-    dao_fetch_service_by_id,
-    dao_fetch_all_services,
-    dao_create_service,
-    dao_update_service,
-    dao_fetch_all_services_by_user,
     dao_add_user_to_service,
-    dao_remove_user_from_service,
+    dao_archive_service,
+    dao_create_service,
+    dao_fetch_all_services,
+    dao_fetch_all_services_by_user,
+    dao_fetch_monthly_historical_stats_for_service,
+    dao_fetch_monthly_historical_stats_by_template_for_service,
+    dao_fetch_monthly_historical_usage_by_template_for_service,
+    dao_fetch_service_by_id,
     dao_fetch_stats_for_service,
     dao_fetch_todays_stats_for_service,
     dao_fetch_todays_stats_for_all_services,
-    dao_archive_service,
-    fetch_stats_by_date_range_for_all_services,
-    dao_suspend_service,
     dao_resume_service,
-    dao_fetch_monthly_historical_stats_for_service,
-    dao_fetch_monthly_historical_stats_by_template_for_service,
-    fetch_aggregate_stats_by_date_range_for_all_services)
+    dao_remove_user_from_service,
+    dao_suspend_service,
+    dao_update_service,
+    fetch_aggregate_stats_by_date_range_for_all_services,
+    fetch_stats_by_date_range_for_all_services
+)
 from app.dao.service_whitelist_dao import (
     dao_fetch_service_whitelist,
     dao_add_and_commit_whitelisted_contacts,
@@ -523,6 +525,31 @@ def resume_service(service_id):
     return '', 204
 
 
+@service_blueprint.route('/<uuid:service_id>/notifications/templates_usage/monthly', methods=['GET'])
+def get_monthly_template_usage(service_id):
+    try:
+        data = dao_fetch_monthly_historical_usage_by_template_for_service(
+            service_id,
+            int(request.args.get('year', 'NaN'))
+        )
+
+        stats = list()
+        for i in data:
+            stats.append(
+                {
+                    'template_id': str(i.template_id),
+                    'name': i.name,
+                    'month': i.month,
+                    'year': i.year,
+                    'count': i.count
+                }
+            )
+
+        return jsonify(stats=stats), 200
+    except ValueError:
+        raise InvalidRequest('Year must be a number', status_code=400)
+
+
 @service_blueprint.route('/<uuid:service_id>/notifications/templates/monthly', methods=['GET'])
 def get_monthly_template_stats(service_id):
     service = dao_fetch_service_by_id(service_id)