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apps/integrations/sms/factory.py

@@ -0,0 +1,10 @@
+from functools import lru_cache
+from django.conf import settings
+from django.utils.module_loading import import_string
+from .base import SMSProvider
+@lru_cache(maxsize=1)
+def get_sms_provider():
+    provider_class=import_string(settings.SMS_PROVIDER_CLASS)
+    if not issubclass(provider_class,SMSProvider): raise TypeError("SMS_PROVIDER_CLASS باید از SMSProvider ارث‌بری کند.")
+    return provider_class()
+def reset_sms_provider(): get_sms_provider.cache_clear()