Files
notifications-api/app/template_statistics/rest.py
2018-03-07 23:03:03 +00:00

86 lines
2.9 KiB
Python

from flask import (
Blueprint,
jsonify,
request,
current_app)
from app import redis_store
from app.dao.notifications_dao import (
dao_get_template_usage,
dao_get_last_template_usage
)
from app.dao.templates_dao import (
dao_get_templates_for_cache,
dao_get_template_by_id_and_service_id
)
from app.schemas import notification_with_template_schema
from app.utils import cache_key_for_service_template_counter
from app.errors import register_errors, InvalidRequest
template_statistics = Blueprint('template-statistics',
__name__,
url_prefix='/service/<service_id>/template-statistics')
register_errors(template_statistics)
@template_statistics.route('')
def get_template_statistics_for_service_by_day(service_id):
if request.args.get('limit_days'):
try:
limit_days = int(request.args['limit_days'])
except ValueError as e:
error = '{} is not an integer'.format(request.args['limit_days'])
message = {'limit_days': [error]}
raise InvalidRequest(message, status_code=400)
else:
limit_days = None
if limit_days == 7:
stats = get_template_statistics_for_7_days(limit_days, service_id)
else:
stats = dao_get_template_usage(service_id, limit_days=limit_days)
def serialize(data):
return {
'count': data.count,
'template_id': str(data.template_id),
'template_name': data.name,
'template_type': data.template_type,
'precompiled_letter': data.is_precompiled_letter
}
return jsonify(data=[serialize(row) for row in stats])
@template_statistics.route('/<template_id>')
def get_template_statistics_for_template_id(service_id, template_id):
template = dao_get_template_by_id_and_service_id(template_id, service_id)
if not template:
message = 'No template found for id {}'.format(template_id)
errors = {'template_id': [message]}
raise InvalidRequest(errors, status_code=404)
data = None
notification = dao_get_last_template_usage(template_id)
if notification:
data = notification_with_template_schema.dump(notification).data
return jsonify(data=data)
def get_template_statistics_for_7_days(limit_days, service_id):
cache_key = cache_key_for_service_template_counter(service_id)
template_stats_by_id = redis_store.get_all_from_hash(cache_key)
if not template_stats_by_id:
stats = dao_get_template_usage(service_id, limit_days=limit_days)
cache_values = dict([(x.template_id, x.count) for x in stats])
if cache_values:
redis_store.set_hash_and_expire(cache_key,
cache_values,
current_app.config.get('EXPIRE_CACHE_IN_SECONDS', 600))
else:
stats = dao_get_templates_for_cache(template_stats_by_id.items())
return stats