def returned_letter_statistics(service_id):
most_recent = fetch_most_recent_returned_letter(service_id)
if not most_recent:
return jsonify({
'returned_letter_count': 0,
'most_recent_report': None,
})
most_recent_reported_at = datetime.combine(
most_recent.reported_at, datetime.min.time()
)
if most_recent_reported_at < midnight_n_days_ago(7):
return jsonify({
'returned_letter_count': 0,
'most_recent_report': most_recent.reported_at.strftime(DATETIME_FORMAT_NO_TIMEZONE),
})
count = fetch_recent_returned_letter_count(service_id)
return jsonify({
'returned_letter_count': count.returned_letter_count,
'most_recent_report': most_recent.reported_at.strftime(DATETIME_FORMAT_NO_TIMEZONE),
})
def test_get_returned_letter_count(sample_service):
# Before 7 days – don’t count
create_returned_letter(
sample_service,
reported_at=datetime(2001, 1, 1)
)
create_returned_letter(
sample_service,
reported_at=datetime(2010, 11, 1, 23, 59, 59),
)
# In the last 7 days – count
create_returned_letter(
sample_service,
reported_at=datetime(2010, 11, 2, 0, 0, 0),
)
create_returned_letter(
sample_service,
reported_at=datetime(2010, 11, 8, 10, 0),
)
create_returned_letter(
sample_service,
reported_at=datetime(2010, 11, 8, 10, 0),
)
# Different service – don’t count
create_returned_letter(
create_service(service_id=uuid.uuid4(), service_name='Other service'),
reported_at=datetime(2010, 11, 8, 10, 0),
)
with freeze_time('2010-11-08 10:10'):
result = fetch_recent_returned_letter_count(sample_service.id)
assert result.returned_letter_count == 3
