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
126 lines
2.8 KiB
Python
126 lines
2.8 KiB
Python
"""API schemas for posts.
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This module defines Pydantic schemas for request/response validation
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in the posts API endpoints.
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"""
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from datetime import datetime
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from uuid import UUID
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from pydantic import BaseModel, ConfigDict, Field
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class PostBaseSchema(BaseModel):
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"""Base schema for posts.
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Contains common fields shared across post schemas.
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Attributes:
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title: Post title (3-200 characters).
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content: Post content (10-50000 characters).
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"""
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model_config = ConfigDict(from_attributes=True)
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title: str = Field(..., min_length=3, max_length=200)
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content: str = Field(..., min_length=10, max_length=50000)
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class PostCreateSchema(PostBaseSchema):
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"""Schema for creating a post.
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Extends base schema with creation-specific fields.
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Attributes:
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tags: List of tags for categorization.
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"""
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tags: list[str] = Field(default_factory=list)
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class PostUpdateSchema(BaseModel):
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"""Schema for updating a post.
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All fields are optional for partial updates.
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Attributes:
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title: Optional new title.
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content: Optional new content.
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tags: Optional new tags list.
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"""
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model_config = ConfigDict(from_attributes=True)
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title: str | None = Field(None, min_length=3, max_length=200)
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content: str | None = Field(None, min_length=10, max_length=50000)
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tags: list[str] | None = None
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class PostResponseSchema(BaseModel):
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"""Schema for post response.
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Complete post data for API responses.
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Attributes:
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id: Unique post identifier.
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title: Post title.
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content: Post content.
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slug: URL-friendly slug.
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author_id: Author identifier.
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published: Publication status.
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tags: List of tags.
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created_at: Creation timestamp.
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updated_at: Last update timestamp.
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"""
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model_config = ConfigDict(from_attributes=True)
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id: UUID
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title: str
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content: str
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slug: str
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author_id: str
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published: bool
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like_count: int = 0
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tags: list[str]
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created_at: datetime
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updated_at: datetime
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class PostListResponseSchema(BaseModel):
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"""Schema for list of posts response.
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Paginated response for list endpoints.
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Attributes:
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items: List of post items.
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total: Total number of items.
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"""
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items: list[PostResponseSchema]
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total: int
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class PostSearchSchema(BaseModel):
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"""Schema for searching posts.
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Search query parameters.
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Attributes:
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query: Search query string (1-100 characters).
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"""
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query: str = Field(..., min_length=1, max_length=100)
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class PostPublishSchema(BaseModel):
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"""Schema for publishing/unpublishing a post.
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Publication status toggle.
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Attributes:
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published: Desired publication status.
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"""
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published: bool
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