FitTrackee/fittrackee/responses.py
2021-01-02 19:28:07 +01:00

129 lines
4.0 KiB
Python

from json import dumps
from typing import Dict, List, Optional, Union
from fittrackee import appLog
from flask import Response
from flask_sqlalchemy import SQLAlchemy
def get_empty_data_for_datatype(data_type: str) -> Union[str, List]:
return '' if data_type in ['gpx', 'chart_data'] else []
class HttpResponse(Response):
def __init__(
self,
response: Optional[Union[str, Dict]] = None,
status_code: Optional[int] = None,
content_type: Optional[str] = None,
) -> None:
if isinstance(response, dict):
response = dumps(response)
content_type = (
'application/json' if content_type is None else content_type
)
super().__init__(
response=response,
status=status_code,
content_type=content_type,
)
class GenericErrorResponse(HttpResponse):
def __init__(
self, status_code: int, message: str, status: Optional[str] = None
) -> None:
response = {
'status': 'error' if status is None else status,
'message': message,
}
super().__init__(
response=response,
status_code=status_code,
)
class InvalidPayloadErrorResponse(GenericErrorResponse):
def __init__(
self, message: Optional[str] = None, status: Optional[str] = None
) -> None:
message = 'Invalid payload.' if message is None else message
super().__init__(status_code=400, message=message, status=status)
class DataInvalidPayloadErrorResponse(HttpResponse):
def __init__(self, data_type: str, status: Optional[str] = None) -> None:
response = {
'status': 'error' if status is None else status,
'data': {data_type: get_empty_data_for_datatype(data_type)},
}
super().__init__(response=response, status_code=400)
class UnauthorizedErrorResponse(GenericErrorResponse):
def __init__(self, message: Optional[str] = None) -> None:
message = (
'Invalid token. Please request a new token.'
if message is None
else message
)
super().__init__(status_code=401, message=message)
class ForbiddenErrorResponse(GenericErrorResponse):
def __init__(self, message: Optional[str] = None) -> None:
message = (
'You do not have permissions.' if message is None else message
)
super().__init__(status_code=403, message=message)
class NotFoundErrorResponse(GenericErrorResponse):
def __init__(self, message: str) -> None:
super().__init__(status_code=404, message=message, status='not found')
class UserNotFoundErrorResponse(NotFoundErrorResponse):
def __init__(self) -> None:
super().__init__(message='User does not exist.')
class DataNotFoundErrorResponse(HttpResponse):
def __init__(self, data_type: str, message: Optional[str] = None) -> None:
response = {
'status': 'not found',
'data': {data_type: get_empty_data_for_datatype(data_type)},
}
if message:
response['message'] = message
super().__init__(response=response, status_code=404)
class PayloadTooLargeErrorResponse(GenericErrorResponse):
def __init__(self, message: str) -> None:
super().__init__(status_code=413, message=message, status='fail')
class InternalServerErrorResponse(GenericErrorResponse):
def __init__(
self, message: Optional[str] = None, status: Optional[str] = None
):
message = (
'Error. Please try again or contact the administrator.'
if message is None
else message
)
super().__init__(status_code=500, message=message, status=status)
def handle_error_and_return_response(
error: Exception,
message: Optional[str] = None,
status: Optional[str] = None,
db: Optional[SQLAlchemy] = None,
) -> HttpResponse:
if db is not None:
db.session.rollback()
appLog.error(error)
return InternalServerErrorResponse(message=message, status=status)