"""Flow settings."""

from collections import defaultdict
import datetime
import decimal
import os

APP_NAME = 'swf-accounting'
START_TO_CLOSE_TIMEOUT = 18000
ENVIRONMENT = os.getenv('Environment')
SNS_SUCCESS_TOPIC = os.getenv('SNS_SUCCESS_TOPIC')
SNS_FAIL_TOPIC = os.getenv('SNS_FAIL_TOPIC')
OWS_MANUAL_ADJUSTMENT = 'ows-manual-adjustment'
PHYSICAL_TRANSACTION_TYPES = ('PS', 'RE')

# art_relations database connection setup.
DB_CONNECTION_PROPERTIES = (
    'MYSQL_USER',
    'MYSQL_PASSWORD',
    'MYSQL_HOST',
    'MYSQL_PORT',
)
DB_CREDENTIALS = defaultdict(dict)
DB_ART_RELATIONS_NAME = os.getenv('DB_ART_RELATIONS_NAME')
DB_ACC_FLAT_NAME = os.getenv('DB_ACCOUNTING_FLAT_NAME')
DATABASES = [db_name for db_name in (DB_ART_RELATIONS_NAME, DB_ACC_FLAT_NAME)
             if db_name]

for db_name in DATABASES:
    DB_CREDENTIALS[db_name]['MYSQL_DATABASE'] = db_name
    for connection_property in DB_CONNECTION_PROPERTIES:
        db_connection_property_name = '{}_{}'.format(
            db_name, connection_property)
        property_value = os.environ.get(db_connection_property_name)
        DB_CREDENTIALS[db_name][connection_property] = property_value

DATABASE_CONNECTION_TEMPLATE = (
    'mysql+pymysql://{user}:{password}@{host}:{port}/{database}')

DB_CONNECTION_STRINGS = {}

for db_name, db_properties in DB_CREDENTIALS.items():
    connection_str = DATABASE_CONNECTION_TEMPLATE.format(
        user=db_properties.get('MYSQL_USER'),
        password=db_properties.get('MYSQL_PASSWORD'),
        host=db_properties.get('MYSQL_HOST'),
        port=db_properties.get('MYSQL_PORT'),
        database=db_properties.get('MYSQL_DATABASE'))
    DB_CONNECTION_STRINGS[db_name] = connection_str

DB_CONNECT_ARGS = {'charset': 'utf8'}

DYNAMODB_TABLE = '{env}-reserve-payout-calculations'.format(env=ENVIRONMENT)
DYNAMODB_TTL = datetime.timedelta(days=7)

DECIMAL_QUANTIZE = decimal.Decimal('.000001')
DECIMAL_ROUNDING = decimal.ROUND_HALF_UP

SQS_QUEUE = '{env}-reserve-payout-calculations'.format(env=ENVIRONMENT)
SQS_MAX_BATCH_SIZE = 10
SQS_VISIBILITY_TIMEOUT = 10

OWS_MANUAL_ADJUSTMENT_NUM_RETRIES = os.environ.get(
    'OWS_MANUAL_ADJUSTMENT_NUM_RETRIES', 1)
OWS_MANUAL_ADJUSTMENT_TIME_TO_SLEEP = 10
HTTP_CODES_TO_RETRY = (502, 503, 504)