init

app/application/users/use_cases/get_user.py

@@ -0,0 +1,32 @@
+from __future__ import annotations
+
+from dataclasses import dataclass
+from uuid import UUID
+
+from app.application.users.dto import UserDTO
+from app.application.users.ports.unit_of_work import UnitOfWork
+from app.domain.users.exceptions import UserNotFound
+
+
+@dataclass(frozen=True)
+class GetUserQuery:
+    user_id: UUID
+
+
+class GetUserUseCase:
+    def __init__(self, uow: UnitOfWork) -> None:
+        self._uow = uow
+
+    async def execute(self, q: GetUserQuery) -> UserDTO:
+        async with self._uow:
+            user = await self._uow.users.get_by_id(q.user_id)
+            if user is None:
+                raise UserNotFound("User not found")
+
+            return UserDTO(
+                id=user.id,
+                email=str(user.email),
+                full_name=user.full_name,
+                is_active=user.is_active,
+                created_at=user.created_at,
+            )