Coverage for src/kwai/modules/portal/delete_news_item.py: 100%

1"""Module for defining the use case "Delete News Item".""" 

2 

3from dataclasses import dataclass 

4 

5from kwai.modules.portal.news.news_item import NewsItemIdentifier 

6from kwai.modules.portal.news.news_item_repository import NewsItemRepository 

7 

8 

9@dataclass(kw_only=True, frozen=True, slots=True) 

10class DeleteNewsItemCommand: 

11 """Input for the use case "Delete News Item".""" 

12 

13 id: int 

14 

15 

16class DeleteNewsItem: 

17 """Use case "Delete Page".""" 

18 

19 def __init__(self, repo: NewsItemRepository): 

20 """Initialize the use case. 

21 

22 Args: 

23 repo: A repository for deleting a news item. 

24 """ 

25 self._repo = repo 

26 

27 async def execute(self, command: DeleteNewsItemCommand) -> None: 

28 """Executes the use case. 

29 

30 Args: 

31 command: The input for this use case. 

32 

33 Raises: 

34 NewsItemNotFoundException: when the news item does not exist. 

35 """ 

36 news_item = await self._repo.get_by_id(NewsItemIdentifier(command.id)) 

37 await self._repo.delete(news_item)