class FavoritesService:
def __init__(self):
self.__database = Database()
self.__parser = Parser()
self.__validations = FavoriteValidations()
def insert_favorite(self, product_id: str, customer_id: str):
try:
LOGGER.debug('Inserting product to customer list')
self.__validations.validate_customer_product_id(product_id=product_id, customer_id=customer_id)
customer = self.__database.get_customer_by_id(customer_id=customer_id)
product = self.__database.get_product_by_id(product_id=product_id)
customer = self.__database.push_product_to_favorites(customer=customer, product=product)
return self.__parser.parse_customer_favorites(customer=customer)
except NotUniqueError:
LOGGER.info('Email already used')
raise EmailAlreadyUsedException()
except ValidationError as exception:
LOGGER.debug(traceback.format_exc())
LOGGER.debug('Invalid fields value')
raise InvalidFieldsValuesException(validations=exception.to_dict())
except MissingRequiredFieldsException as exception:
raise exception
except Exception as exception:
LOGGER.debug(traceback.format_exc())
LOGGER.critical(exception)
raise exception
def remove_favorite(self, product_id: str, customer_id: str):
try:
LOGGER.debug('Removing product to customer list')
self.__validations.validate_customer_product_id(product_id=product_id, customer_id=customer_id)
customer = self.__database.get_customer_by_id(customer_id=customer_id)
product = self.__database.get_product_by_id(product_id=product_id)
customer = self.__database.pull_product_to_favorites(customer=customer, product=product)
return self.__parser.parse_customer_favorites(customer=customer)
except NotUniqueError:
LOGGER.info('Email already used')
raise EmailAlreadyUsedException()
except ValidationError as exception:
LOGGER.debug(traceback.format_exc())
LOGGER.debug('Invalid fields value')
raise InvalidFieldsValuesException(validations=exception.to_dict())
except MissingRequiredFieldsException as exception:
raise exception
except Exception as exception:
LOGGER.debug(traceback.format_exc())
LOGGER.critical(exception)
raise exception
class ProductService:
def __init__(self):
self.__database = Database()
self.__parser = Parser()
self.__validations = ProductValidations()
def create_product(self, data: dict):
try:
LOGGER.debug('Creating product service')
self.__validations.product_data(data=data)
product = Product(**data)
product = self.__database.save(document=product)
return self.__parser.raw_to_json(data=product.to_mongo().to_dict())
except ValidationError as exception:
LOGGER.debug(traceback.format_exc())
LOGGER.debug('Invalid fields value')
raise InvalidFieldsValuesException(validations=exception.to_dict())
except MissingRequiredFieldsException as exception:
raise exception
except Exception as exception:
LOGGER.debug(traceback.format_exc())
LOGGER.critical(exception)
raise exception
def get_product(self, product_id: str):
try:
is_object_id(object_id=product_id)
LOGGER.debug(f'Getting product {product_id}')
product = self.__database.get_product_by_id(product_id=product_id)
return self.__parser.raw_to_json(data=product.to_mongo().to_dict())
except NotFoundException as exception:
raise exception
except Exception as exception:
LOGGER.debug(traceback.format_exc())
LOGGER.critical(exception)
raise exception
def delete_product(self, product_id: str):
try:
is_object_id(object_id=product_id)
LOGGER.debug(f'Deleting product service {product_id}')
self.__database.delete_product_by_id(product_id=product_id)
except NotFoundException as exception:
raise exception
except Exception as exception:
LOGGER.debug(traceback.format_exc())
LOGGER.critical(exception)
raise exception
def update_product(self, data: dict, product_id: str):
try:
is_object_id(object_id=product_id)
self.__validations.product_data(data=data, is_update=True)
LOGGER.debug(f'Updating product service {product_id}')
product = self.__database.update_product_by_id(
product_id=product_id, data=data)
return self.__parser.raw_to_json(data=product.to_mongo().to_dict())
except ValueError:
LOGGER.debug(traceback.format_exc())
LOGGER.debug('Invalid fields value')
raise InvalidFieldsValuesException(validations={'field': ''})
except ValidationError as exception:
LOGGER.debug(traceback.format_exc())
LOGGER.debug('Invalid fields value')
raise InvalidFieldsValuesException(
validations={exception.field_name: ''})
except NotFoundException as exception:
raise exception
except Exception as exception:
LOGGER.debug(traceback.format_exc())
LOGGER.critical(exception)
raise exception
def get_products(self, page: str):
try:
LOGGER.debug('Getting products service')
parse_page = self.__parser.page(page=page)
products, products_total = self.__database.get_products(
page=parse_page)
return self.__parser.products(data=list(products.as_pymongo()),
total=products_total,
page=parse_page)
except Exception as exception:
LOGGER.debug(traceback.format_exc())
LOGGER.critical(exception)
raise exception