Added data download ability

backend/src/exceptions/base_exception.py

@@ -0,0 +1,47 @@
+""" This module includes the BaseException
+"""
+
+import json
+
+from fastapi.responses import JSONResponse
+
+
+class BaseException(Exception):
+    """BaseException is the base class for all exceptions
+
+    :param Exception: inherits from python Exception class
+    """
+
+    def __init__(self, status_code: int, message: str):
+        """__init__ init the class with the status code and message
+
+        :param status_code: the status code of the response
+        :type status_code: int
+        :param message: the message of exception
+        :type message: str
+        """
+        self.status_code = status_code
+        self.message = message
+
+    def json(self) -> JSONResponse:
+        """json return the json of the exception
+
+        :return: json reponse of exception
+        :rtype: JSONResponse
+        """
+        return JSONResponse(
+            status_code=self.status_code, content={"message": self.message}
+        )
+
+    def checkResponse(self, response: BaseException) -> bool:
+        """checkResponse compare the response exception with the exception
+
+        :param response: the response exception
+        :type response: _type_
+        :return: if excepiton equals the response exception
+        :rtype: bool
+        """
+        return (
+            response.status_code == self.status_code
+            and json.loads(response.content)["message"] == self.message
+        )

backend/src/exceptions/exception_handlers.py

@@ -0,0 +1,31 @@
+from fastapi import Request
+from fastapi.responses import JSONResponse
+from fastapi_jwt_auth.exceptions import AuthJWTException
+
+
+async def base_exception_handler(request: Request, exception: BaseException):
+    """my_exception_handler handler for the raised exceptions
+
+    :param request: the request
+    :type request: Request
+    :param exception: the raised exception
+    :type exception: BaseException
+    :return: the exception in json format
+    :rtype: JSONResponse
+    """
+    return exception.json()
+
+
+async def auth_exception_handler(request: Request, exception: AuthJWTException):
+    """auth_exception_handler handler for the raised exceptions
+
+    :param request: the request
+    :type request: Request
+    :param exception: the raised exception
+    :type exception: AuthJWTException
+    :return: the exception in json format
+    :rtype: JSONResponse
+    """
+    return JSONResponse(
+        status_code=exception.status_code, content={"message": exception.message}
+    )

backend/src/exceptions/login_exception.py

@@ -0,0 +1,11 @@
+from src.exceptions.base_exception import BaseException
+
+
+class LoginException(BaseException):
+    """LoginException exception raised when something went wrong during the login process
+    :param BaseException: inherits from BaseException
+    """
+
+    def __init__(self, message: str = ""):
+        """__init__ inits parent class with status code and message"""
+        super().__init__(400, message)