new api service and logic implemented

ApiLayers/ErrorHandlers/ErrorHandlers/api_exc_handler.py

@@ -0,0 +1,59 @@
+from typing import Any, Dict, Union, Awaitable
+from fastapi import Request, WebSocket
+from fastapi.responses import Response
+
+from LanguageModels.Errors.merge_all_error_languages import MergedErrorLanguageModels
+from ErrorHandlers.Exceptions.api_exc import HTTPExceptionApi
+from ErrorHandlers.bases import BaseErrorModelClass
+
+
+class HTTPExceptionApiHandler:
+
+    def __init__(
+        self,
+        response_model: Any,
+    ):
+        self.RESPONSE_MODEL: Any = response_model
+
+    @staticmethod
+    def retrieve_error_status_code(exc: HTTPExceptionApi) -> int:
+        error_by_codes = BaseErrorModelClass.retrieve_error_by_codes()
+        grab_status_code = error_by_codes.get(str(exc.error_code).upper(), 500)
+        return int(grab_status_code)
+
+    @staticmethod
+    def retrieve_error_message(exc: HTTPExceptionApi, error_languages) -> str:
+        from ErrorHandlers import DEFAULT_ERROR
+
+        return error_languages.get(str(exc.error_code).upper(), DEFAULT_ERROR)
+
+    async def handle_exception(
+        self, request: Union[Request, WebSocket], exc: Exception
+    ) -> Union[Response, Awaitable[None]]:
+        request_string = (
+            str(request.url) if isinstance(request, Request) else request.url.path
+        )
+        if isinstance(exc, HTTPExceptionApi):
+            error_languages = MergedErrorLanguageModels.get_language_models(
+                language=exc.lang
+            )
+            status_code = self.retrieve_error_status_code(exc)
+            error_message = self.retrieve_error_message(exc, error_languages)
+            return self.RESPONSE_MODEL(
+                status_code=int(status_code),
+                content={
+                    "message": error_message,
+                    "lang": exc.lang,
+                    "request": request_string,
+                    "loc": exc.loc,
+                },
+            )
+        return self.RESPONSE_MODEL(
+            status_code=500,
+            content={
+                "message": "Internal Server Error",
+                "lang": "def",
+                "request": request_string,
+                "loc": exc.loc,
+            },
+        )  # Handle other exceptions with a generic 500 error

ApiLayers/ErrorHandlers/Exceptions/api_exc.py

@@ -0,0 +1,7 @@
+class HTTPExceptionApi(Exception):
+
+    def __init__(self, error_code: str, lang: str, loc: str = "", sys_msg: str = ""):
+        self.error_code = error_code
+        self.lang = lang
+        self.loc = loc
+        self.sys_msg = sys_msg

ApiLayers/ErrorHandlers/__init__.py

@@ -0,0 +1,10 @@
+from ErrorHandlers.ErrorHandlers.api_exc_handler import (
+    HTTPExceptionApiHandler,
+)
+from ErrorHandlers.Exceptions.api_exc import (
+    HTTPExceptionApi,
+)
+
+DEFAULT_ERROR = "UNKNOWN_ERROR"
+
+__all__ = ["HTTPExceptionApiHandler", "HTTPExceptionApi", "DEFAULT_ERROR"]

ApiLayers/ErrorHandlers/base.py

@@ -0,0 +1,13 @@
+class BaseError:
+    NOT_CREATED: int = 405
+    NOT_DELETED: int = 405
+    NOT_UPDATED: int = 405
+    NOT_LISTED: int = 404
+    NOT_FOUND: int = 404
+    ALREADY_EXISTS: int = 400
+    IS_NOT_CONFIRMED: int = 405
+    NOT_AUTHORIZED: int = 401
+    NOT_VALID: int = 406
+    NOT_ACCEPTABLE: int = 406
+    INVALID_DATA: int = 422
+    UNKNOWN_ERROR: int = 502

ApiLayers/ErrorHandlers/bases.py

@@ -0,0 +1,18 @@
+from ErrorHandlers.base import BaseError
+from ErrorHandlers.statuses import Statuses
+
+
+class BaseErrorModelClass:
+    list_of_statuses = [Statuses, BaseError]
+
+    @classmethod
+    def retrieve_error_by_codes(cls):
+        language_model_status = {}
+        for list_of_language in cls.list_of_statuses:
+            clean_dict = {
+                key: value
+                for key, value in list_of_language.__dict__.items()
+                if "__" not in str(key)[0:3]
+            }
+            language_model_status.update(clean_dict)
+        return language_model_status

ApiLayers/ErrorHandlers/statuses.py

@@ -0,0 +1,58 @@
+class Statuses:
+    HTTP_100_CONTINUE = 100
+    HTTP_101_SWITCHING_PROTOCOLS = 101
+    HTTP_102_PROCESSING = 102
+    HTTP_103_EARLY_HINTS = 103
+    HTTP_200_OK = 200
+    HTTP_201_CREATED = 201
+    HTTP_202_ACCEPTED = 202
+    HTTP_203_NON_AUTHORITATIVE_INFORMATION = 203
+    HTTP_204_NO_CONTENT = 204
+    HTTP_205_RESET_CONTENT = 205
+    HTTP_206_PARTIAL_CONTENT = 206
+    HTTP_207_MULTI_STATUS = 207
+    HTTP_208_ALREADY_REPORTED = 208
+    HTTP_226_IM_USED = 226
+    HTTP_300_MULTIPLE_CHOICES = 300
+    HTTP_301_MOVED_PERMANENTLY = 301
+    HTTP_302_FOUND = 302
+    HTTP_303_SEE_OTHER = 303
+    HTTP_304_NOT_MODIFIED = 304
+    HTTP_305_USE_PROXY = 305
+    HTTP_306_RESERVED = 306
+    HTTP_307_TEMPORARY_REDIRECT = 307
+    HTTP_308_PERMANENT_REDIRECT = 308
+    HTTP_400_BAD_REQUEST = 400
+    HTTP_401_UNAUTHORIZED = 401
+    HTTP_402_PAYMENT_REQUIRED = 402
+    HTTP_403_FORBIDDEN = 403
+    HTTP_404_NOT_FOUND = 404
+    HTTP_405_METHOD_NOT_ALLOWED = 405
+    HTTP_406_NOT_ACCEPTABLE = 406
+    HTTP_407_PROXY_AUTHENTICATION_REQUIRED = 407
+    HTTP_408_REQUEST_TIMEOUT = 408
+    HTTP_409_CONFLICT = 409
+    HTTP_410_GONE = 410
+    HTTP_411_LENGTH_REQUIRED = 411
+    HTTP_412_PRECONDITION_FAILED = 412
+    HTTP_413_REQUEST_ENTITY_TOO_LARGE = 413
+    HTTP_414_REQUEST_URI_TOO_LONG = 414
+    HTTP_415_UNSUPPORTED_MEDIA_TYPE = 415
+    HTTP_416_REQUESTED_RANGE_NOT_SATISFIABLE = 416
+    HTTP_417_EXPECTATION_FAILED = 417
+    HTTP_418_IM_A_TEAPOT = 418
+    HTTP_421_MISDIRECTED_REQUEST = 421
+    HTTP_422_UNPROCESSABLE_ENTITY = 422
+    HTTP_423_LOCKED = 423
+    HTTP_424_FAILED_DEPENDENCY = 424
+    HTTP_426_UPGRADE_REQUIRED = 426
+    HTTP_428_PRECONDITION_REQUIRED = 428
+    HTTP_429_TOO_MANY_REQUESTS = 429
+    HTTP_431_REQUEST_HEADER_FIELDS_TOO_LARGE = 431
+    HTTP_451_UNAVAILABLE_FOR_LEGAL_REASONS = 451
+    HTTP_500_INTERNAL_SERVER_ERROR = 500
+    HTTP_502_BAD_GATEWAY = 502
+
+    @classmethod
+    def retrieve_error_by_code(cls, error_code: str):
+        return getattr(cls, error_code, 502)