first commit

apps/user_auth/auth_service.py

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+import datetime
+from abc import ABC, abstractmethod
+from utils.services.sms import SmsProviderABC
+from django.db import models
+from django.contrib.auth import authenticate
+from typing import Protocol, Any
+import random
+
+
+class DjangoAuthProtocol(Protocol):
+    def authenticate(self, username:str, password:str) -> Any:
+        pass
+
+
+class SmsOtpService:
+
+        def __init__(self, sms_provider: SmsProviderABC):
+            self.provider = sms_provider
+
+        def send_code(self, mobile: str, otp_code: int):
+            message = f'کد ورود شما در باشگاه مجریان لوله گستر گلپایگان: {otp_code} @mojrian.loolegostar.com #{otp_code}'
+            return self.provider.send_sms(mobile, message)
+
+
+class AuthenticatorABC(ABC):
+    @abstractmethod
+    def authenticate(self) -> bool:
+        pass
+
+
+class SMSAuth(AuthenticatorABC):
+
+    def __init__(self, mobile: str, otp_code: int, otp_model: models.Model):
+        self.mobile = int(mobile)
+        self.otp_code = otp_code
+        self.otp_model = otp_model
+
+    def authenticate(self) -> models.Model | bool:
+        # check code is in DB
+        try:
+            datetime_now = datetime.datetime.now()
+            otp_obj = self.otp_model.objects.get(
+                mobile=self.mobile, otp=self.otp_code,
+                expire__gte=datetime_now
+            )
+        except Exception as exp:
+            self.otp_model.objects.filter(mobile=self.mobile).delete()
+            return False
+
+        return otp_obj
+
+
+class UsernameAuth(AuthenticatorABC):
+
+    def __init__(self, username: str, password: str, auth_class: DjangoAuthProtocol):
+        self.username = username
+        self.password = password
+        self.auth_class = auth_class
+
+    def authenticate(self) -> bool:
+        user = self.auth_class.authenticate(username=self.username, password=self.password)
+        if user:
+            return True
+