"""Post repository interface."""

from abc import abstractmethod

from app.domain.entities.post import Post
from app.domain.repositories.base import Repository


class PostRepository(Repository[Post]):
    """Repository interface for Blog Posts."""

    @abstractmethod
    async def get_by_slug(self, slug: str) -> Post | None:
        """Get post by slug."""
        ...

    @abstractmethod
    async def get_by_author(self, author_id: str) -> list[Post]:
        """Get all posts by author."""
        ...

    @abstractmethod
    async def get_published(self) -> list[Post]:
        """Get all published posts."""
        ...

    @abstractmethod
    async def get_by_tag(self, tag: str) -> list[Post]:
        """Get posts by tag."""
        ...

    @abstractmethod
    async def slug_exists(self, slug: str) -> bool:
        """Check if slug already exists."""
        ...

    @abstractmethod
    async def search(self, query: str) -> list[Post]:
        """Search posts by query string."""
        ...