"""Logic for Blacklist Reasons.

Perform operations Related to blacklist reasons.
"""
from blacklist_manager import config
from blacklist_manager.models import blacklist_reasons
from blacklist_manager.validation import validation
from blacklist_manager.validation.validation import json_validator

POST_BLACKLIST_REASON_VALIDATOR = json_validator(
    config.POST_BLACKLIST_REASON_SCHEMA)
PUT_BLACKLIST_REASON_VALIDATOR = json_validator(
    config.PUT_BLACKLIST_REASON_SCHEMA)


def get_blacklist_reasons():
    """Retrieve blacklist reasons.

    Returns:
        Response: set of all the blacklist reasons.
    """
    result = blacklist_reasons.get_blacklist_reasons()
    return result


def create_blacklist_reason(blacklist_reason_data):
    """Create a new blacklist reason.

    Args:
        blacklist_reason_data (dict): properties to assign to the new
        blacklist reason.
    Returns:
        response.Response: wrapper containing the created blacklist reason or
        errors.
    """
    validation_response = validation.validate(
        blacklist_reason_data, POST_BLACKLIST_REASON_VALIDATOR)

    if not validation_response:
        return validation_response

    result = blacklist_reasons.create_blacklist_reason(blacklist_reason_data)
    return result


def update_blacklist_reason(blacklist_reason_id, blacklist_reason_data):
    """Update an existing blacklist reason.

    Args:
        blacklist_reason_id (int): unique identifier of blacklist_reasons.
        blacklist_reason_data (dict): properties to update of the existing
        blacklist reason.
    Returns:
        response.Response: wrapper containing the updated blacklist reason
        id or errors.
    """
    validation_response = validation.validate(
        blacklist_reason_data, PUT_BLACKLIST_REASON_VALIDATOR)

    if not validation_response:
        return validation_response

    result = blacklist_reasons.update_blacklist_reason(
        blacklist_reason_id, blacklist_reason_data)
    return result