Sergey Vanyushkin
3cf6c94da2
- PostLike domain entity (post_id, liked_by) with BaseEntity integration
- Post entity: add like_count field (default 0) and to_dict serialization
- PostRepository interface: add get_like, add_like, remove_like methods
- TogglePostLikeUseCase: toggle logic (like → unlike, unlike → like)
- PostResponseDTO/PostResponseSchema: add like_count field
- PostLikeORM model with FK to posts and cascade delete
- SQLAlchemyPostRepository: implement like query/add/remove with ORM mapping
- DI provider registration for TogglePostLikeUseCase
- API endpoint POST /api/v1/posts/{id}/like (auth required)
- Unit tests: PostLike entity, Post.like_count, TogglePostLikeUseCase (7 tests)
- API tests: POST /api/v1/posts/{id}/like (4 tests)
- Test model files: FEATURE_LIKES.md, TEST_MODEL.md updated
41 lines
988 B
Python
41 lines
988 B
Python
"""Domain entity for PostLike.
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This module defines the PostLike entity that tracks which users
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or devices have liked which posts.
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"""
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from dataclasses import dataclass
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from typing import Any
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from uuid import UUID
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from app.domain.entities.base import BaseEntity
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@dataclass(kw_only=True)
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class PostLike(BaseEntity):
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"""Post like domain entity.
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Tracks a like on a blog post by a user or device.
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Each like is uniquely identified by its entity ID.
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Attributes:
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post_id: UUID of the liked post.
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liked_by: Identifier of the user or device that liked.
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"""
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post_id: UUID
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liked_by: str
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def to_dict(self) -> dict[str, Any]:
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"""Convert entity to dictionary.
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Returns:
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Dictionary with all PostLike attributes.
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"""
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return {
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"id": str(self.id),
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"post_id": str(self.post_id),
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"liked_by": self.liked_by,
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"created_at": self.created_at.isoformat(),
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}
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