refactor: repository get all mixin

repositories/mixins.py

@@ -1,4 +1,4 @@
-from typing import Generic, TypeVar, Type, Optional
+from typing import Generic, TypeVar, Type, Optional, overload
 
 from sqlalchemy import select, Select
 from sqlalchemy.ext.asyncio import AsyncSession
@@ -52,3 +52,25 @@ class GetByIdMixin(RepBaseMixin[EntityType]):
         stmt = self._process_get_by_id_stmt(stmt)
         result = await self.session.execute(stmt)
         return result.scalar_one_or_none()
+
+
+class GetAllMixin(RepBaseMixin[EntityType]):
+    entity_class: Type[EntityType]
+
+    def _process_get_all_stmt_with_args(self, stmt: Select, *args) -> Select:
+        return stmt
+
+    def _process_get_all_stmt(self, stmt: Select) -> Select:
+        return stmt
+
+    async def get_all(self, *args) -> list[EntityType]:
+        stmt = select(self.entity_class).order_by(self.entity_class.id)
+        if hasattr(self, "is_deleted"):
+            stmt = stmt.where(self.entity_class.is_deleted.is_(False))
+
+        if args:
+            stmt = self._process_get_all_stmt_with_args(stmt, *args)
+        else:
+            stmt = self._process_get_all_stmt(stmt)
+        result = await self.session.execute(stmt)
+        return list(result.scalars().all())